Structural Classification of Proteins

Superfamily: EF-hand

: Duplication: consists of two EF-hand units: each is made of two helices connected with calcium-binding loop
uperfamily

Lineage:

Root: scop
Class: All alpha proteins [46456]
Fold: EF Hand-like [47472]
core: 4 helices; array of 2 hairpins, opened
Superfamily: EF-hand [47473]
Duplication: consists of two EF-hand units: each is made of two helices connected with calcium-binding loop
uperfamily

Families:

Calbindin D9K [47474] (2)
made of two EF-hands only
1. Calbindin D9K [47475]
  1. Cow (Bos taurus) [TaxId: 9913] [47476] (18)
    SQ P02633
    1. 1qx2
      calbindomodulin; re-engineered to undergo a conformational opening
      complexed with ca, zn; mutant
      1. chain a [104622]
      2. chain b [104623]
    2. 4icb
      complexed with ca
      1. chain a [17145]
    3. 1ig5
      complexed with mg
      1. chain a [62363]
    4. 1ht9
      EF-hand swapped dimer
      complexed with ca; mutant
      1. chain a [61252]
      2. chain b [61253]
    5. 1igv
      complexed with mn
      1. chain a [62369]
    6. 3icb
      complexed with ca, so4
      1. chain a [17147]
    7. 2bca
      mutant
      1. chain a [17149]
    8. 1cdn
      mutant
      1. chain a [17148]
    9. 1kcy
      mutant
      1. chain a [68450]
    10. 1clb
      mutant
      1. chain a [17153]
    11. 1d1o
      mutant
      1. chain a [17152]
    12. 2bcb
      mutant
      1. chain a [17150]
    13. 1b1g
      complexed with ca; mutant
      1. chain a [17151]
    14. 1kqv
      complexed with la; mutant
      1. chain a [68842]
    15. 1n65
      complexed with ce; mutant
      1. chain a [91685]
    16. 1ksm
      complexed with la; mutant
      1. chain a [68859]
    17. 1boc
      mutant
      1. chain a [17155]
    18. 1bod
      mutant
      1. chain a [17154]
  2. Pig (Sus scrofa) [TaxId: 9823] [47477] (1)
    1. 1cb1
      1. chain a [17156]
S100 proteins [47478] (17)
dimer: subunits are made of two EF-hands
1. Calcyclin (S100) [47479]
  1. Rabbit (Oryctolagus cuniculus) [TaxId: 9986] [47480] (6)
    1. 1a03
      1. chain a [17157]
      2. chain b [17158]
    2. 2cnp
      1. chain a [17159]
      2. chain b [17160]
    3. 2jtt
      automatically matched to d1a03a_
      1. region a:1-90 [148205]
    4. 2jtt
      automatically matched to d1a03a_
      1. region b:1-90 [148206]
    5. 1jwd
      1. chain a [71908]
      2. chain b [71909]
    6. 1cnp
      1. chain a [17161]
      2. chain b [17162]
  2. Human (Homo sapiens), s100a6 [TaxId: 9606] [74719] (4)
    1. 1k8u
      complexed with mse; mutant
      1. chain a [72181]
    2. 1k96
      complexed with bme, ca
      1. chain a [72187]
    3. 1k9k
      complexed with bme, ca
      1. chain a [72206]
      2. chain b [72207]
    4. 1k9p
      complexed with bme
      1. chain a [72238]
  3. Human (Homo sapiens), s100a4 [TaxId: 9606] [81754] (9)
    MTS1 protein
    1. 3c1v
      automatically matched to d1m31a_
      complexed with ca
      1. region a:2-94 [155867]
    2. 3c1v
      automatically matched to d1m31a_
      complexed with ca
      1. region b:2-94 [155868]
    3. 3c1v
      automatically matched to d1m31a_
      complexed with ca
      1. region c:2-94 [155869]
    4. 3c1v
      automatically matched to d1m31a_
      complexed with ca
      1. region d:2-94 [155870]
    5. 2q91
      automatically matched to d1m31a_
      complexed with ca
      1. region a:2-97 [150135]
    6. 2q91
      automatically matched to d1m31a_
      complexed with ca
      1. region b:2-97 [150136]
    7. 3cga
      automatically matched to d1m31a_
      complexed with ca
      1. region a:4-90 [156615]
    8. 3cga
      automatically matched to d1m31a_
      complexed with ca
      1. region b:4-90 [156616]
    9. 1m31
      1. chain a [78506]
      2. chain b [78507]
  4. Rat (Rattus norvegicus), s100a1 [TaxId: 10116] [69019] (5)
    1. 1zfs
      automatically matched to d1k2ha_
      complexed with ca
      1. region a:1-93 [125003]
    2. 1zfs
      automatically matched to d1k2ha_
      complexed with ca
      1. region b:1-93 [125004]
    3. 2k2f
      automatically matched to d1k2ha_
      complexed with ca
      1. region a:1-93 [148258]
    4. 2k2f
      automatically matched to d1k2ha_
      complexed with ca
      1. region b:1-93 [148259]
    5. 1k2h
      apo-form
      1. chain a [68056]
      2. chain b [68057]
  5. Rat (Rattus norvegicus), s100b [TaxId: 10116] [47481] (7)
    1. 1qlk
      complexed with ca
      1. chain a [17163]
      2. chain b [17164]
    2. 1mwn
      complex with high-affinity target peptide trtk-12, chains X and Y
      complexed with ca
      1. chain a [79584]
      2. chain b [79585]
    3. 1dt7
      complex with the C-terminal negative regulatory domain of p53
      complexed with ca
      1. chain a [17165]
      2. chain b [17166]
    4. 1b4c
      1. chain a [17169]
      2. chain b [17170]
    5. 1xyd
      automatically matched to d1b4ca_
      complexed with ca, zn
      1. region a:0-91 [122457]
    6. 1xyd
      automatically matched to d1b4ca_
      complexed with ca, zn
      1. region b:0-91 [122458]
    7. 1sym
      1. chain a [17167]
      2. chain b [17168]
  6. Cow (Bos taurus), s100b [TaxId: 9913] [47482] (6)
    1. 3cr5
      automatically matched to d1cfpa_
      complexed with ca, pnt, zn
      1. region x:0-89 [156942]
    2. 1mho
      complexed with ca
      1. chain a [17171]
    3. 3cr2
      automatically matched to d1cfpa_
      complexed with ca, zn
      1. region a:0-89 [156936]
    4. 3cr4
      automatically matched to d1cfpa_
      complexed with ca, pnt
      1. region x:0-89 [156941]
    5. 1psb
      complexed with a peptide from Ndr kinase, chains C and D
      1. chain a [95079]
      2. chain b [95080]
    6. 1cfp
      mutant
      1. chain a [17172]
      2. chain b [17173]
  7. Human (Homo sapiens), s100b [TaxId: 9606] [47483] (12)
    1. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region a:1-90 [136169]
    2. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region b:1-90 [136170]
    3. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region c:1-90 [136171]
    4. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region d:1-90 [136172]
    5. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region e:1-90 [136173]
    6. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region f:1-90 [136174]
    7. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region g:1-90 [136175]
    8. 2h61
      automatically matched to d1mq1a_
      complexed with ca, pg4
      1. region h:1-89 [136176]
    9. 2pru
      automatically matched to d1mq1a_
      1. region a:1-91 [149815]
    10. 2pru
      automatically matched to d1mq1a_
      1. region b:1-91 [149816]
    11. 1mq1
      complex with high-affinity target peptide trtk-12, chains C and D
      1. chain a [79392]
      2. chain b [79393]
    12. 1uwo
      1. chain a [17174]
      2. chain b [17175]
  8. Human (Homo sapiens), P11 s100a10, calpactin [TaxId: 9606] [47484] (2)
    ligand of annexin II
    1. 1a4p
      1. chain a [17176]
      2. chain b [17177]
    2. 1bt6
      complexed with ace
      1. chain a [17178]
      2. chain b [17179]
  9. Human (Homo sapiens), psoriasin s100a7 [TaxId: 9606] [47485] (3)
    1. 1psr
      complexed with ho
      1. chain a [17180]
      2. chain b [17181]
    2. 2psr
      complexed with ca, zn
      1. chain a [17182]
    3. 3psr
      complexed with ca, zn
      1. chain a [17183]
      2. chain b [17184]
  10. Pig (Sus scrofa), calgizzarin s100c (s100a11) [TaxId: 9823] [47486] (1)
    1. 1qls
      complex with annexin I N-terminus
      complexed with ace, ca
      1. chain a [17185]
  11. Rabbit (Oryctolagus cuniculus), calgizzarin s100a11 [TaxId: 9986] [89047] (1)
    1. 1nsh
      1. chain a [86135]
      2. chain b [86136]
  12. Human (Homo sapiens), calgranulin s100a8, MRP8 [TaxId: 9606] [47487] (7)
    Migration inhibitory factor-related protein 8
    1. 1xk4
      complexed with ca, cl, flc; mutant
      1. region a:1-87 [122055]
    2. 1xk4
      automatically matched to 1XK4 A:1-87
      complexed with ca, cl, flc; mutant
      1. region b:1-87 [122056]
    3. 1xk4
      automatically matched to 1XK4 A:1-87
      complexed with ca, cl, flc; mutant
      1. region e:1-87 [122059]
    4. 1xk4
      automatically matched to 1XK4 A:1-87
      complexed with ca, cl, flc; mutant
      1. region f:1-87 [122060]
    5. 1xk4
      automatically matched to 1XK4 A:1-87
      complexed with ca, cl, flc; mutant
      1. region i:1-87 [122063]
    6. 1xk4
      automatically matched to 1XK4 A:1-87
      complexed with ca, cl, flc; mutant
      1. region j:1-87 [122064]
    7. 1mr8
      complexed with oc1
      1. chain a [17186]
      2. chain b [17187]
  13. Human (Homo sapiens), calgranulin C, s100a12 [TaxId: 9606] [47488] (3)
    1. 1e8a
      complexed with ca
      1. chain a [17188]
      2. chain b [17189]
    2. 1odb
      complexed with ca, cu
      1. chain a [86840]
      2. chain b [86841]
      3. chain c [86842]
      4. chain d [86843]
      5. chain e [86844]
      6. chain f [86845]
    3. 1gqm
      structure in a hexameric form
      complexed with ca
      1. chain a [70360]
      2. chain b [70361]
      3. chain c [70362]
      4. chain d [70363]
      5. chain e [70364]
      6. chain f [70365]
      7. chain g [70366]
      8. chain h [70367]
      9. chain i [70368]
      10. chain j [70369]
      11. chain k [70370]
      12. chain l [70371]
  14. Human (Homo sapiens), s100a9 (mrp14) [TaxId: 9606] [69020] (7)
    1. 1xk4
      automatically matched to d1irja_
      complexed with ca, cl, flc; mutant
      1. region c:4-86 [122057]
    2. 1xk4
      automatically matched to d1irja_
      complexed with ca, cl, flc; mutant
      1. region d:4-86 [122058]
    3. 1xk4
      automatically matched to d1irja_
      complexed with ca, cl, flc; mutant
      1. region g:4-86 [122061]
    4. 1xk4
      automatically matched to d1irja_
      complexed with ca, cl, flc; mutant
      1. region h:4-86 [122062]
    5. 1xk4
      automatically matched to d1irja_
      complexed with ca, cl, flc; mutant
      1. region k:4-86 [122065]
    6. 1xk4
      automatically matched to d1irja_
      complexed with ca, cl, flc; mutant
      1. region l:4-86 [122066]
    7. 1irj
      complexed with ca, cps
      1. chain a [66289]
      2. chain b [66290]
      3. chain c [66291]
      4. chain d [66292]
      5. chain e [66293]
      6. chain f [66294]
      7. chain g [66295]
      8. chain h [66296]
  15. Human (Homo sapiens), s100a3 [TaxId: 9606] [74720] (1)
    1. 1kso
      1. chain a [72926]
      2. chain b [72927]
  16. Human (Homo sapiens), s100p [TaxId: 9606] [81755] (2)
    1. 1j55
      complexed with ca
      1. chain a [77078]
    2. 1ozo
      1. chain a [93851]
      2. chain b [93852]
  17. Human (Homo sapiens), s100a13 [TaxId: 9606] [140535] (8)
    SQ Q99584 1-98
    1. 1yut
      automatically matched to 1YUR A:1-98
      complexed with ca
      1. region a:1-98 [124066]
    2. 1yut
      automatically matched to 1YUR A:1-98
      complexed with ca
      1. region b:1-98 [124067]
    3. 1yuu
      automatically matched to 1YUR A:1-98
      complexed with ca
      1. region a:1-98 [124068]
    4. 1yuu
      automatically matched to 1YUR A:1-98
      complexed with ca
      1. region b:1-98 [124069]
    5. 1yur
      1. region a:1-98 [124062]
    6. 1yur
      automatically matched to 1YUR A:1-98
      1. region b:1-98 [124063]
    7. 1yus
      automatically matched to 1YUR A:1-98
      1. region a:1-98 [124064]
    8. 1yus
      automatically matched to 1YUR A:1-98
      1. region b:1-98 [124065]
Polcalcin [89048] (3)
calcium-binding pollen allergen; two EF-hands per subunit
1. Polcalcin phl p 7 [89049]
  1. Timothy grass (Phleum pratense) [TaxId: 15957] [89050] (1)
    1. 1k9u
      EF-hand swapped homodimer
      complexed with ca, so4
      1. chain a [84348]
      2. chain b [84349]
2. Polcalcin bet v 4 [101177]
  1. White birch (Betula verrucosa) [TaxId: 3505] [101178] (1)
    1. 1h4b
      monomeric solution structure
      complexed with ca
      1. chain a [90608]
3. Polcalcin Che a 3 [109816]
  1. Pigweed (Chenopodium album) [TaxId: 3559] [109817] (4)
    SQ Q84V36
    1. 2opo
      automatically matched to d1pmzc_
      complexed with ca, so4
      1. region a:6-86 [139209]
    2. 2opo
      automatically matched to d1pmzc_
      complexed with ca, so4
      1. region b:6-86 [139210]
    3. 2opo
      automatically matched to d1pmzc_
      complexed with ca, so4
      1. region c:6-86 [139211]
    4. 2opo
      automatically matched to d1pmzc_
      complexed with ca, so4
      1. region d:6-86 [139212]
Osteonectin [47489] (1)
5 helices; two EF-hands plus one of additional helices in the N-terminal part
1. C-terminal (EC) domain of BM-40/SPARC/osteonectin [47490]
  1. Human (Homo sapiens) [TaxId: 9606] [47491] (3)
    1. 1sra
      this domain only
      complexed with ca
      1. chain a [17190]
    2. 1nub
      complexed with ca, nag; mutant
      1. region a:136-286 [17191]
      2. region b:136-286 [17192]
    3. 1bmo
      complexed with ca, nag
      1. region a:136-286 [17193]
      2. region b:136-286 [17194]
Parvalbumin [47492] (9)
6-helices; array of 3 hairpins, closed
made with two-helical hairpin and two EF-hands
1. Oncomodulin [47493]
  1. Rat (Rattus norvegicus) [TaxId: 10116] [47494] (3)
    1. 1rro
      complexed with ca
      1. chain a [17195]
    2. 1omd
      complexed with ca
      1. chain a [17196]
    3. 2nln
      automatically matched to d1rroa_
      1. region a:1-108 [148283]
2. Parvalbumin [47495]
  1. Carp (Cyprinus carpio) [TaxId: 7962] [47496] (7)
    1. 1b8l
      complexed with ca, co3; mutant
      1. chain a [17199]
    2. 4cpv
      complexed with ca
      1. chain a [17198]
    3. 1cdp
      complexed with cd
      1. chain a [17197]
    4. 5cpv
      complexed with ca
      1. chain a [17200]
    5. 1b8r
      complexed with ca; mutant
      1. chain a [17201]
    6. 1b9a
      complexed with ca; mutant
      1. chain a [17204]
    7. 1b8c
      complexed with mg; mutant
      1. chain a [17202]
      2. chain b [17203]
  2. Pike (Esox lucius) [TaxId: 8010] [47497] (9)
    1. 2pvb
      complexed with ace, ca, fmt, nh4
      1. chain a [17205]
    2. 1pvb
      complexed with ca, nh4
      1. chain a [17206]
    3. 1pva
      complexed with ca
      1. chain a [17207]
      2. chain b [17208]
    4. 4pal
      complexed with ca, mg
      1. chain a [17210]
    5. 2pal
      complexed with mn
      1. chain a [17211]
    6. 1pal
      complexed with ca, nh4
      1. chain a [17209]
    7. 3pal
      complexed with ca, mg
      1. chain a [17212]
    8. 3pat
      complexed with ca
      1. chain a [17214]
    9. 2pas
      complexed with ca
      1. chain a [17213]
  3. Leopard shark (Triakis semifasciata) [TaxId: 30493] [47498] (1)
    1. 5pal
      complexed with ca
      1. chain a [17215]
  4. Whiting (Merlangius merlangus) [TaxId: 8058] [47499] (1)
    1. 1a75
      complexed with ace, ca
      1. chain a [17216]
      2. chain b [17217]
  5. Silver hake (Merluccius bilinearis) [TaxId: 79698] [47500] (1)
    1. 1bu3
      complexed with ace, ca, hoh
      1. chain a [17218]
  6. Rat (Rattus rattus) [TaxId: 10117] [47501] (4)
    SQ P02625
    1. 1rwy
      complexed with acy, ca, nh4, pg4, so4
      1. chain a [98002]
      2. chain b [98003]
      3. chain c [98004]
    2. 1g33
      without the N-terminal alpha-hairpin
      complexed with ca, so4; mutant
      1. chain a [65121]
    3. 1s3p
      complexed with ca, so4; mutant
      1. chain a [105249]
    4. 1rtp
      complexed with ca
      1. chain 1 [17219]
      2. chain 2 [17220]
      3. chain 3 [17221]
  7. Human (Homo sapiens) [TaxId: 9606] [109818] (2)
    SQ P20472
    1. 1rjv
      complexed with ca
      1. chain a [104964]
    2. 1rk9
      complexed with ca
      1. chain a [104965]
  8. Rattus norvegicus [TaxId: 10116] [158476] (1)
    1. 2jww
      automatically matched to d1rtp1_
      1. region a:1-109 [148231]
Calmodulin-like [47502] (49)
Duplication: made with two pairs of EF-hands
1. Troponin C [47503]
  1. Chicken (Gallus gallus) [TaxId: 9031] [47504] (28)
    SQ P09860
    1. 1top
      complexed with ca, so4
      1. chain a [17223]
    2. 1ncx
      complexed with cd, so4
      1. chain a [17222]
    3. 1ncz
      complexed with so4, tb
      1. chain a [17224]
    4. 1ncy
      complexed with mn, so4
      1. chain a [17225]
    5. 1avs
      calcium-saturated N-terminal domain
      complexed with ca
      1. chain a [17226]
      2. chain b [17227]
    6. 1dtl
      complexed with bep, ca; mutant
      1. chain a [17229]
    7. 4tnc
      complexed with ca
      1. chain a [17228]
    8. 1ytz
      automatically matched to d1ncx__
      complexed with ca, dr6
      1. region c:3-161 [124022]
    9. 1ctd
      fragment, corresponding to the 3rd EF-hand
      complexed with ca, nh2
      1. chain a [17230]
      2. chain b [17231]
    10. 1cta
      fragment, corresponding to the 3rd EF-hand
      complexed with ca, nh2
      1. chain a [17232]
      2. chain b [17233]
    11. 1zac
      N-domain only
      1. chain a [17236]
    12. 1tnw
      mutant
      1. chain a [17235]
    13. 1jc2
      C-domain only
      complexed with ca
      1. chain a [62862]
    14. 1tnx
      mutant
      1. chain a [17237]
    15. 1pon
      heterodimer of 3rd and 4th EF-hands
      complexed with ace, nh2
      1. chain a,b [17239]
    16. 1scv
      C-terminal domain
      complexed with ca
      1. chain a [112072]
    17. 1la0
      calcium saturated troponin C bound to troponin I
      complexed with ca
      1. chain a [77864]
    18. 1smg
      N-domain only
      complexed with ca; mutant
      1. chain a [17234]
    19. 1sbj
      C-terminal domain
      complexed with mg
      1. chain a [112064]
    20. 1npq
      calcium saturated troponin C bound to troponin I fragment, chain B
      complexed with ca; mutant
      1. chain a [85983]
    21. 1skt
      N-domain only
      1. chain a [17243]
    22. 3ctn
      C-domain only; N-terminal domain is in 2CTN
      complexed with ca
      1. chain a [17241]
    23. 2ctn
      N-domain only; C-terminal domain is in 3CTN
      complexed with ca; mutant
      1. chain a [17242]
    24. 1aj4
      complexed with ca; mutant
      1. chain a [17244]
    25. 1blq
      N-domain only
      1. chain a [17240]
    26. 1tnp
      N-domain only
      1. chain a [17238]
    27. 1tnq
      N-domain only
      complexed with ca
      1. chain a [17245]
    28. 1yv0
      automatically matched to d1ncx__
      complexed with mg
      1. region c:3-161 [124081]
  2. Turkey (Meleagris gallopavo) [TaxId: 9103] [47505] (2)
    1. 5tnc
      complexed with ca
      1. chain a [17246]
    2. 1trf
      N-terminal domain of two EF-hands
      1. chain a [17247]
  3. Rabbit (Oryctolagus cuniculus) [TaxId: 9986] [47506] (4)
    1. 1tn4
      4-calcium form
      complexed with ca; mutant
      1. chain a [17248]
    2. 2tn4
      4-calcium form
      complexed with ca; mutant
      1. chain a [17249]
    3. 1tcf
      calcium-saturated form
      complexed with ca; mutant
      1. chain a [17250]
    4. 1a2x
      complexed with a 47 residue (1-47) fragment of troponin I
      complexed with ca
      1. chain a [17251]
  4. Chicken (Gallus gallus), cardiac isoform [TaxId: 9031] [47507] (1)
    1. 1fi5
      C-domain only
      complexed with ca
      1. chain a [17252]
  5. Human (Homo sapiens), cardiac isoform [TaxId: 9606] [47508] (21)
    1. 1wrk
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region a:4-85 [145823]
    2. 1wrk
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region b:4-84 [145824]
    3. 1wrl
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region a:4-85 [145825]
    4. 1wrl
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region b:4-85 [145826]
    5. 1wrl
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region c:4-85 [145827]
    6. 1wrl
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region d:4-84 [145828]
    7. 1wrl
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region e:4-85 [145829]
    8. 1wrl
      automatically matched to d1r2ua_
      complexed with ca, tfp; mutant
      1. region f:4-84 [145830]
    9. 1j1d
      complexed with ca; mutant
      1. chain a [83963]
      2. chain d [83966]
    10. 1j1e
      complexed with ca; mutant
      1. chain a [83969]
      2. chain d [83972]
    11. 2hf5
      automatically matched to d1ctaa_
      complexed with ca
      1. region a:81-113 [147275]
    12. 1mxl
      N-domain only; complexed with a troponin I fragment
      complexed with ca
      1. chain c [17255]
    13. 1ap4
      N-domain only
      complexed with ca
      1. chain a [17253]
    14. 1ih0
      C-domain only
      complexed with ca, emd
      1. chain a [66140]
    15. 1spy
      N-domain only
      1. chain a [17254]
    16. 2jt0
      automatically matched to d2ctna_
      mutant
      1. region a:3-89 [148194]
    17. 2jt3
      automatically matched to d2ctna_
      mutant
      1. region a:3-89 [148197]
    18. 1lxf
      N-domain only; complexed with a troponin I fragment
      complexed with bep, ca
      1. chain c [78292]
    19. 1ozs
      N-domain only; complexed with a troponin I fragment; chain B
      complexed with ca
      1. chain a [93857]
    20. 2jt8
      automatically matched to d2ctna_
      complexed with ftr; mutant
      1. region a:3-89 [148201]
    21. 2jtz
      automatically matched to d2ctna_
      complexed with ftr; mutant
      1. region a:3-89 [148207]
  6. Rainbow trout (Oncorhynchus mykiss) [TaxId: 8022] [109819] (2)
    SQ Q7ZZB9 1-89
    1. 1r6p
      complexed with ca
      1. chain a [104822]
    2. 1r2u
      complexed with ca
      1. chain a [104783]
2. Sarcoplasmic calcium-binding protein [47509]
  1. Sandworm (Nereis diversicolor) [TaxId: 126592] [47510] (2)
    SQ P04571
    1. 2scp
      complexed with ca
      1. chain a [17256]
      2. chain b [17257]
    2. 1q80
      1. chain a [104553]
  2. Amphioxus (Branchiostoma lanceolatum) [TaxId: 7740] [47511] (1)
    1. 2sas
      complexed with ca
      1. chain a [17258]
3. Calcium vector protein [47514]
  1. Amphioxus (Branchiostoma lanceolatum) [TaxId: 7740] [47515] (4)
    1. 1c7v
      C-terminal domain (w81-s161)
      1. chain a [17262]
    2. 1c7w
      C-terminal domain (w81-s161)
      1. chain a [17261]
    3. 1j7q
      defunct EF-hand; N-terminal domain only
      1. chain a [62700]
    4. 1j7r
      defunct EF-hand; N-terminal domain only
      1. chain a [62701]
4. Calcium-regulated photoprotein [47512]
  structurally most similar to sarcoplasmic calcium-binding protein
  1. Jellyfish (Aequorea aequorea), aequorin [TaxId: 168712] [47513] (9)
    1. 1uhk
      automatically matched to d1ej3a_
      complexed with czn
      1. region a:3-189 [119681]
    2. 1uhk
      automatically matched to d1ej3a_
      complexed with czn
      1. region b:3-189 [119682]
    3. 1uhh
      automatically matched to d1ej3a_
      complexed with czp
      1. region a:3-189 [119675]
    4. 1uhh
      automatically matched to d1ej3a_
      complexed with czp
      1. region b:3-189 [119676]
    5. 1uhj
      automatically matched to d1ej3a_
      complexed with czb
      1. region a:3-189 [119679]
    6. 1uhj
      automatically matched to d1ej3a_
      complexed with czb
      1. region b:3-189 [119680]
    7. 1uhi
      automatically matched to d1ej3a_
      complexed with czi
      1. region a:3-189 [119677]
    8. 1uhi
      automatically matched to d1ej3a_
      complexed with czi
      1. region b:3-189 [119678]
    9. 1ej3
      complexed with czh
      1. chain a [17259]
      2. chain b [17260]
  2. Hydrozoa (Obelia longissima), obelin [TaxId: 32570] [63541] (7)
    SQ Q27709
    1. 1qv1
      complexed with ca, co, czh, gol, k
      1. chain a [96347]
    2. 1qv0
      complexed with co, czh, gol, k
      1. chain a [96346]
    3. 1sl9
      automatically matched to d1qv1a_
      complexed with czh; mutant
      1. region a:5-195 [118971]
    4. 1el4
      complexed with cl, ctz
      1. chain a [59453]
    5. 1jf2
      complexed with czh; mutant
      1. chain a [62930]
    6. 1s36
      complexed with cei, cl, gol, na; mutant
      1. chain a [112009]
    7. 1sl7
      Structural genomics target
      complexed with ca
      1. chain a [112098]
  3. Hydrozoa (Obelia geniculata), obelin [TaxId: 185004] [63542] (1)
    1. 1jf0
      complexed with czh
      1. chain a [62926]
  4. Jellyfish (Aequorea victoria), aequorin 1 [TaxId: 6100] [116901] (1)
    SQ P07164 16-196
    1. 1sl8
      Structural genomics target
      complexed with ca
      1. chain a [112099]
5. Calerythrin [101179]
  structurally most similar to sarcoplasmic calcium-binding protein
  1. Saccharopolyspora erythraea [TaxId: 1836] [101180] (1)
    1. 1nya
      complexed with ca; mutant
      1. chain a [92335]
6. EHCABP [69021]
  1. Entamoeba (Entamoeba histolytica) [TaxId: 5759] [69022] (2)
    1. 1jfj
      1. chain a [66638]
    2. 1jfk
      complexed with ca
      1. chain a [66639]
7. Calmodulin [47516]
  1. Human (Homo sapiens) [TaxId: 9606] [47517] (60)
    SQ P02593
    1. 2o5g
      automatically matched to d1cfca_
      complexed with ace, ca, nh2, so4
      1. region a:5-147 [148598]
    2. 2f3y
      automatically matched to d2bbma_
      complexed with ca, mg
      1. region a:4-148 [146994]
    3. 2f3z
      automatically matched to d2bbma_
      complexed with ca; mutant
      1. region a:4-146 [146995]
    4. 2o60
      automatically matched to d1cfca_
      complexed with ca, nh2
      1. region a:5-147 [148619]
    5. 1yr5
      automatically matched to d2bbma_
      complexed with ca
      1. region a:4-148 [145922]
    6. 2obh
      automatically matched to d2ggma1
      complexed with ace, ca
      1. region a:26-166 [148716]
    7. 2obh
      automatically matched to d2ggma1
      complexed with ace, ca
      1. region b:26-166 [148717]
    8. 1zuz
      automatically matched to d2bbma_
      complexed with ca; mutant
      1. region a:4-148 [146028]
    9. 2be6
      automatically matched to d2bbma_
      complexed with ca, ni
      1. region a:3-146 [146136]
    10. 2bcx
      automatically matched to d2bbma_
      complexed with ca
      1. region a:4-145 [146134]
    11. 2be6
      automatically matched to d2bbma_
      complexed with ca, ni
      1. region b:4-146 [146137]
    12. 2be6
      automatically matched to d2bbma_
      complexed with ca, ni
      1. region c:4-146 [146138]
    13. 2vay
      automatically matched to d1cfca_
      complexed with ca, cl
      1. region a:5-147 [152870]
    14. 1iwq
      complexed with Marcks calmodulin binding domain peptide, chain B
      complexed with ca
      1. chain a [83761]
    15. 2hqw
      automatically matched to d1cfca_
      complexed with ca
      1. region a:5-146 [147364]
    16. 1cll
      complexed with ca, eoh
      1. chain a [17263]
    17. 2r28
      automatically matched to d1cfca_
      complexed with ca
      1. region a:6-148 [151531]
    18. 1wrz
      automatically matched to d2bbma_
      complexed with ca
      1. region a:4-148 [145833]
    19. 2r28
      automatically matched to d1cfca_
      complexed with ca
      1. region b:6-148 [151532]
    20. 2v01
      automatically matched to d1cfca_
      complexed with ca, pb
      1. region a:5-145 [152360]
    21. 3bxl
      automatically matched to d1cfca_
      complexed with ca, so4
      1. region a:5-147 [155718]
    22. 2v02
      automatically matched to d1cfca_
      complexed with ba, ca
      1. region a:5-145 [152361]
    23. 1l7z
      complexed with a myristoylated peptide, chain B
      complexed with ca, myr
      1. chain a [91054]
    24. 2ix7
      automatically matched to d2bbma_
      complexed with cys, so4
      1. region a:4-146 [147826]
    25. 2ix7
      automatically matched to d2bbma_
      complexed with cys, so4
      1. region b:4-146 [147827]
    26. 1y6w
      automatically matched to d2bbma_
      complexed with ca, mpd, tbu; mutant
      1. region a:3-147 [145912]
    27. 3bxk
      automatically matched to d1cfca_
      complexed with ca, so4
      1. region a:5-145 [155716]
    28. 3bxk
      automatically matched to d1cfca_
      complexed with ca, so4
      1. region c:5-146 [155717]
    29. 2fot
      automatically matched to d2bbma_
      complexed with ca; mutant
      1. region a:6-147 [147041]
    30. 1k90
      complexed with 3at, ca, yb
      1. chain d [68322]
      2. chain e [68323]
      3. chain f [68324]
    31. 1sy9
      automatically matched to d2bbma_
      complexed with ca
      1. region a:4-148 [145775]
    32. 1ctr
      trifluoperazine 1:1 complex
      complexed with ca, tfp
      1. chain a [17264]
    33. 1s26
      complexed with apc, ca, yb
      1. chain d [98370]
      2. chain e [98371]
      3. chain f [98372]
    34. 2bki
      automatically matched to d2bbma_
      complexed with ca, so4
      1. region b:4-147 [146153]
    35. 1pk0
      complexed with ca, ema, yb
      1. chain d [94798]
      2. chain e [94799]
      3. chain f [94800]
    36. 1k93
      complexed with ca, so4
      1. chain d [68330]
      2. chain e [68331]
      3. chain f [68332]
    37. 1sk6
      complexed with ca, cmp, pop, yb
      1. chain d [105668]
      2. chain e [105669]
      3. chain f [105670]
    38. 1lvc
      complexed with ca, dot, yb
      1. chain d [78239]
      2. chain e [78240]
      3. chain f [78241]
    39. 1x02
      automatically matched to d2bbma_
      complexed with ca
      1. region a:4-148 [145839]
    40. 2k0e
      automatically matched to d1cfca_
      complexed with ca
      1. region a:5-147 [148254]
    41. 2k0f
      automatically matched to d1cfca_
      complexed with ca
      1. region a:1-142 [148255]
    42. 1y0v
      automatically matched to d2bbma_
      complexed with ca, mg, pop
      1. region h:5-148 [145893]
    43. 1y0v
      automatically matched to d2bbma_
      complexed with ca, mg, pop
      1. region i:5-148 [145894]
    44. 1y0v
      automatically matched to d2bbma_
      complexed with ca, mg, pop
      1. region j:5-148 [145895]
    45. 1y0v
      automatically matched to d2bbma_
      complexed with ca, mg, pop
      1. region k:5-148 [145896]
    46. 1y0v
      automatically matched to d2bbma_
      complexed with ca, mg, pop
      1. region l:5-148 [145897]
    47. 1y0v
      automatically matched to d2bbma_
      complexed with ca, mg, pop
      1. region m:5-148 [145898]
    48. 1sw8
      N-terminal domain only
      complexed with ca; mutant
      1. chain a [99022]
    49. 2dfs
      automatically matched to d2bbma_
      1. region b:10-148 [146510]
    50. 2dfs
      automatically matched to d2bbma_
      1. region c:8-148 [146511]
    51. 2dfs
      automatically matched to d2bbma_
      1. region d:10-148 [146512]
    52. 2dfs
      automatically matched to d2bbma_
      1. region e:8-148 [146513]
    53. 2dfs
      automatically matched to d2bbma_
      1. region f:10-148 [146514]
    54. 2dfs
      automatically matched to d2bbma_
      1. region g:8-148 [146515]
    55. 2dfs
      automatically matched to d2bbma_
      1. region n:10-148 [146516]
    56. 2dfs
      automatically matched to d2bbma_
      1. region o:8-148 [146517]
    57. 2dfs
      automatically matched to d2bbma_
      1. region p:10-148 [146518]
    58. 2dfs
      automatically matched to d2bbma_
      1. region q:8-148 [146519]
    59. 2dfs
      automatically matched to d2bbma_
      1. region r:10-148 [146520]
    60. 2dfs
      automatically matched to d2bbma_
      1. region s:8-148 [146521]
  2. Cow (Bos taurus) [TaxId: 9913] [47518] (56)
    SQ P62157
    1. 1prw
      complexed with ace, ca, m3l
      1. chain a [95062]
    2. 1fw4
      C-terminal domain
      complexed with ca
      1. chain a [60056]
    3. 1lin
      complexed with ca, tfp
      1. chain a [17265]
    4. 1up5
      automatically matched to d1ak8__
      complexed with ca, m3l
      1. region a:4-75 [119696]
    5. 1up5
      automatically matched to d1ak8__
      complexed with ca, m3l
      1. region b:4-75 [119697]
    6. 1cdm
      complexed with calmodulin-binding domain of calmodulin-dependent protein kinase
      complexed with ca
      1. chain a [17270]
    7. 1xa5
      complexed with ca, kar
      1. chain a [115029]
    8. 1cm4
      complexed with ca
      1. chain a [17266]
      2. chain c [17267]
      3. chain e [17268]
      4. chain g [17269]
    9. 1cm1
      complexed with ca
      1. chain a [17271]
    10. 1cdl
      complexed with calmodulin-binding peptide from smooth muscle myosin light chain kinase
      complexed with ca
      1. chain a [17272]
      2. chain b [17273]
      3. chain c [17274]
      4. chain d [17275]
    11. 1a29
      trifluoperazine 1:2 complex
      complexed with ca, tfp
      1. chain a [17276]
    12. 1qiw
      complexed with ca, dpd
      1. chain a [17277]
      2. chain b [17278]
    13. 1qiv
      complexed with ca, dpd
      1. chain a [17279]
    14. 1j7p
      C-terminal domain
      complexed with ca
      1. chain a [66416]
    15. 1j7o
      N-terminal domain
      complexed with ca
      1. chain a [66415]
    16. 1xfx
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region o:3-75 [121955]
    17. 1xfx
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region p:3-75 [121956]
    18. 1xfx
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region q:3-75 [121957]
    19. 1xfx
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region r:3-75 [121958]
    20. 1xfx
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region s:3-75 [121959]
    21. 1xfx
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region t:3-75 [121960]
    22. 1xfz
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region o:3-75 [121967]
    23. 1xfz
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region p:3-75 [121968]
    24. 1xfz
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region q:3-75 [121969]
    25. 1xfz
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region r:3-75 [121970]
    26. 1xfz
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region s:3-75 [121971]
    27. 1xfz
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region t:3-75 [121972]
    28. 2fce
      automatically matched to d1cmf__
      1. region a:84-144 [133266]
    29. 1xfw
      automatically matched to d1ak8__
      complexed with ca, cmp, mg
      1. region o:3-75 [121949]
    30. 1xfw
      automatically matched to d1ak8__
      complexed with ca, cmp, mg
      1. region p:3-75 [121950]
    31. 1xfw
      automatically matched to d1ak8__
      complexed with ca, cmp, mg
      1. region q:3-75 [121951]
    32. 1xfw
      automatically matched to d1ak8__
      complexed with ca, cmp, mg
      1. region r:3-75 [121952]
    33. 1xfw
      automatically matched to d1ak8__
      complexed with ca, cmp, mg
      1. region s:3-75 [121953]
    34. 1xfw
      automatically matched to d1ak8__
      complexed with ca, cmp, mg
      1. region t:3-75 [121954]
    35. 1xfy
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region o:3-75 [121961]
    36. 1xfy
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region p:3-75 [121962]
    37. 1xfy
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region q:3-75 [121963]
    38. 1xfy
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region r:3-75 [121964]
    39. 1xfy
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region s:3-75 [121965]
    40. 1xfy
      automatically matched to d1ak8__
      complexed with ca, mg
      1. region t:3-75 [121966]
    41. 1xfv
      automatically matched to d1ak8__
      complexed with 3at, ca, mg
      1. region o:3-75 [121943]
    42. 1xfv
      automatically matched to d1ak8__
      complexed with 3at, ca, mg
      1. region p:3-75 [121944]
    43. 1xfv
      automatically matched to d1ak8__
      complexed with 3at, ca, mg
      1. region q:3-75 [121945]
    44. 1xfv
      automatically matched to d1ak8__
      complexed with 3at, ca, mg
      1. region r:3-75 [121946]
    45. 1xfv
      automatically matched to d1ak8__
      complexed with 3at, ca, mg
      1. region s:3-75 [121947]
    46. 1xfv
      automatically matched to d1ak8__
      complexed with 3at, ca, mg
      1. region t:3-75 [121948]
    47. 1xfu
      automatically matched to d1ak8__
      complexed with ca, mg; mutant
      1. region o:3-75 [121937]
    48. 1xfu
      automatically matched to d1ak8__
      complexed with ca, mg; mutant
      1. region p:3-75 [121938]
    49. 1xfu
      automatically matched to d1ak8__
      complexed with ca, mg; mutant
      1. region q:3-75 [121939]
    50. 1xfu
      automatically matched to d1ak8__
      complexed with ca, mg; mutant
      1. region r:3-75 [121940]
    51. 1xfu
      automatically matched to d1ak8__
      complexed with ca, mg; mutant
      1. region s:3-75 [121941]
    52. 1xfu
      automatically matched to d1ak8__
      complexed with ca, mg; mutant
      1. region t:3-75 [121942]
    53. 1cmg
      C-terminal domain in calcium-loaded form
      1. chain a [17282]
    54. 1ak8
      N-terminal domain
      complexed with ce
      1. chain a [17281]
    55. 1cmf
      C-terminal domain in apo form
      1. chain a [17283]
    56. 1deg
      mutant, E84 deleted
      1. chain a [17280]
  3. Rat (Rattus rattus) [TaxId: 10117] [47519] (5)
    SQ P62161
    1. 1g4y
      complexed with ca, so4
      1. chain r [60252]
    2. 1niw
      complexed with an endothelial nitric oxide synthase peptide, chains B, D, F and H
      complexed with ca, egl, mse, so4
      1. chain a [80537]
      2. chain c [80538]
      3. chain e [80539]
      4. chain g [80540]
    3. 3cln
      complexed with ca
      1. chain a [17286]
    4. 1qx5
      apocalmodulin; oligomer with swapped EF-hand units
      1. chain b [104628]
      2. chain d [104629]
      3. chain i [104630]
      4. chain j [104631]
      5. chain k [104632]
      6. chain r [104633]
      7. chain t [104634]
      8. chain y [104635]
    5. 1qx7
      apocalmodulin; oligomer with swapped EF-hand units
      1. chain a [104636]
      2. chain b [104637]
      3. chain i [104638]
      4. chain m [104639]
      5. chain r [104640]
  4. Chicken (Gallus gallus) [TaxId: 9031] [47520] (2)
    mutant with a two residue deletion in the central helix
    1. 1ahr
      complexed with ca; mutant
      1. chain a [17287]
    2. 2vb6
      automatically matched to d1ak8a_
      complexed with adp, bef, ca, mg
      1. region b:3-75 [152872]
  5. African frog (Xenopus laevis) [TaxId: 8355] [47521] (13)
    1. 1iq5
      complex with a ca2+/calmodulin dependent kinase kinase fragment
      complexed with ca
      1. chain a [62643]
    2. 2ggm
      automatically matched to d1cfc__
      complexed with ca
      1. region a:24-166 [135152]
    3. 2ggm
      automatically matched to d1cfc__
      complexed with ca
      1. region b:25-166 [135153]
    4. 1f70
      N-terminal domain
      1. chain a [17288]
    5. 1f71
      C-terminal domain
      1. chain a [17289]
    6. 1nwd
      complex with the C-terminal fragment of glutamate decarboxylase, chains B and C
      complexed with ca
      1. chain a [86297]
    7. 2k3s
      automatically matched to d1cmfa_
      1. region b:82-148 [148267]
    8. 1cfc
      1. chain a [17290]
    9. 1mux
      complexed with ca, ww7
      1. chain a [17292]
    10. 1cfd
      1. chain a [17291]
    11. 1dmo
      1. chain a [17293]
    12. 1ckk
      complex with a fragment of the rat ca2+/calmodulin dependent protein kinase
      complexed with ca
      1. chain a [17294]
    13. 1cff
      complex with a binding peptide of the human Ca2+-pump
      complexed with ca
      1. chain a [17295]
  6. Drosophila melanogaster [TaxId: 7227] [47522] (6)
    1. 1mxe
      complex with the target sequence of Calmodulin-dependent protein kinase I (1a06), chains E and F
      complexed with ca
      1. chain a [79644]
      2. chain b [79645]
    2. 2bkh
      automatically matched to d2bbma_
      complexed with ca, gol
      1. region b:3-147 [146152]
    3. 2vas
      automatically matched to d2bbma_
      complexed with adp, bef, ca, mg
      1. region b:4-147 [152830]
    4. 4cln
      complexed with ca
      1. chain a [17296]
    5. 2bbn
      complexed with ca
      1. chain a [17298]
    6. 2bbm
      complexed with ca
      1. chain a [17297]
  7. Nematode (Caenorhabditis elegans) [TaxId: 6239] [89051] (1)
    1. 1ooj
      structural genomics
      complexed with ca
      1. chain a [87198]
  8. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [89052] (3)
    1. 1lkj
      1. chain a [84623]
    2. 1f54
      N-terminal domain, apo form
      1. chain a [83244]
    3. 1f55
      N-terminal domain, calcium bound form
      complexed with ca
      1. chain a [83245]
  9. Ciliate (Paramecium tetraurelia) [TaxId: 5888] [47523] (4)
    SQ Q42478
    1. 1exr
      complexed with ca
      1. chain a [17299]
    2. 1osa
      complexed with ca
      1. chain a [17300]
    3. 1n0y
      complexed with act, cac, pb
      1. chain a [91536]
      2. chain b [91537]
    4. 1clm
      complexed with ca
      1. chain a [17301]
  10. Potato (Solanum tuberosum) [TaxId: 4113] [109820] (1)
    1. 1rfj
      complexed with ca, mpd
      1. chain a [104918]
  11. Rattus norvegicus [TaxId: 10116] [158477] (2)
    1. 2pq3
      automatically matched to d1ak8a_
      complexed with cac, zn
      1. region a:3-75 [149784]
    2. 3b32
      automatically matched to d1ak8a_
      complexed with ca
      1. region a:3-75 [154805]
8. Calmodulin-related protein NB-1 (CLP) [74721]
  1. Human (Homo sapiens) [TaxId: 9606] [74722] (1)
    1. 1ggz
      complexed with ca
      1. chain a [70176]
9. Caltractin (centrin 2) [89053]
  1. Human (Homo sapiens) [TaxId: 9606] [89054] (5)
    1. 1yrt
      automatically matched to d1m39a_
      complexed with ca
      1. region b:80-144 [145923]
    2. 1zot
      automatically matched to d1m39a_
      complexed with ca, ema, mg
      1. region b:80-144 [146023]
    3. 2col
      automatically matched to d1m39a_
      complexed with ca, mg, pop
      1. region b:80-144 [146420]
    4. 1yru
      automatically matched to d1m39a_
      complexed with ca
      1. region b:80-144 [145924]
    5. 1m39
      C-terminal domain
      1. chain a [84782]
  2. Green algae (Chlamydomonas reinhardtii) [TaxId: 3055] [89055] (1)
    1. 1oqp
      complexed with the cdc31p-binding domain (peptide) from kar1p, chain B
      1. chain a [87319]
10. Cdc4p [63543]
  1. Fission yeast (Schizosaccharomyces pombe) [TaxId: 4896] [63544] (1)
    1. 1ggw
      1. chain a [60490]
11. Myosin Light Chain Mlc1p [81756]
  light chain of class V myosin
  1. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [81757] (3)
    1. 1m45
      complexed with iq2 fragment of a class V myosin myo2p, chain B
      1. chain a [78598]
    2. 1n2d
      complexed with iq2 and iq3 fragment of a class V myosin myo2p, chain C
      1. chain a [91557]
      2. chain b [91558]
    3. 1m46
      complexed with iq4 fragment of a class V myosin myo2p, chain B
      1. chain a [78599]
12. Myosin Essential Chain [47524]
  1. Bay scallop (Aequipecten irradians) [TaxId: 31199] [47525] (13)
    SQ P13543
    1. 1wdc
      complexed with ca, mg
      1. chain b [17302]
    2. 1kk8
      complexed with adp, bef, ca, gol, mg; mutant
      1. chain b [77430]
    3. 1qvi
      complexed with adp, ca, mg, vo4
      1. chain y [96429]
    4. 1b7t
      complexed with adp, ca, mg
      1. chain y [17303]
    5. 1scm
      complexed with ca
      1. chain b [17304]
    6. 1sr6
      complexed with ca, mg, so4
      1. chain b [105955]
    7. 1s5g
      complexed with adp, ca, mg, so4
      1. chain y [105265]
    8. 1l2o
      complexed with adp, ca, mg, pdm
      1. chain b [77660]
    9. 1kk7
      complexed with ca, mg, so4
      1. chain y [77426]
    10. 1kqm
      complexed with anp, ca, mg
      1. chain b [77490]
    11. 1kwo
      complexed with ags, ca, mg, pdm
      1. chain b [77571]
    12. 1dfl
      complexed with adp, ca, mg, vo4
      1. chain w [17306]
      2. chain y [17307]
    13. 1dfk
      complexed with ca
      1. chain y [17305]
  2. Chicken (Gallus gallus) [TaxId: 9031] [47526] (5)
    1. 2mys
      complexed with mg, mly, so4
      1. chain b [17308]
    2. 1br1
      complexed with adp, alf, mg
      1. chain b [17309]
      2. chain d [17310]
      3. chain f [17311]
      4. chain h [17312]
    3. 1br4
      complexed with adp, bef, mg
      1. chain b [17313]
      2. chain d [17314]
      3. chain f [17315]
      4. chain h [17316]
    4. 3dtp
      automatically matched to d1br1b_
      1. region c:3-150 [157854]
    5. 3dtp
      automatically matched to d1br1b_
      1. region d:3-150 [157855]
  3. Human (Homo sapiens) [TaxId: 9606] [101181] (3)
    1. 1w7j
      automatically matched to d1oe9b_
      complexed with adp, bef, mg
      1. region b:11-149 [120690]
    2. 1oe9
      complexed with so4
      1. chain b [92794]
    3. 1w7i
      automatically matched to d1oe9b_
      complexed with adp
      1. region b:4-150 [120687]
13. Myosin Regulatory Chain [47527]
  1. Bay scallop (Aequipecten irradians) [TaxId: 31199] [47528] (13)
    SQ P07291
    1. 1wdc
      complexed with ca, mg
      1. chain c [17317]
    2. 1kk8
      complexed with adp, bef, ca, gol, mg; mutant
      1. chain c [77431]
    3. 1qvi
      complexed with adp, ca, mg, vo4
      1. chain z [96430]
    4. 1b7t
      complexed with adp, ca, mg
      1. chain z [17318]
    5. 1scm
      complexed with ca
      1. chain c [17319]
    6. 1sr6
      complexed with ca, mg, so4
      1. chain c [105956]
    7. 1s5g
      complexed with adp, ca, mg, so4
      1. chain z [105266]
    8. 1l2o
      complexed with adp, ca, mg, pdm
      1. chain c [77661]
    9. 1kk7
      complexed with ca, mg, so4
      1. chain z [77427]
    10. 1kqm
      complexed with anp, ca, mg
      1. chain c [77491]
    11. 1kwo
      complexed with ags, ca, mg, pdm
      1. chain c [77572]
    12. 1dfl
      complexed with adp, ca, mg, vo4
      1. chain x [17321]
      2. chain z [17322]
    13. 1dfk
      complexed with ca
      1. chain z [17320]
  2. Chicken (Gallus gallus) [TaxId: 9031] [47529] (1)
    1. 2mys
      complexed with mg, mly, so4
      1. chain c [17323]
14. Calcineurin regulatory subunit (B-chain) [47530]
  1. Cow (Bos taurus) [TaxId: 9913] [47531] (3)
    1. 2p6b
      automatically matched to d1tcob_
      complexed with ca, fe, nh2, po4, zn
      1. region b:15-160 [139512]
    2. 2p6b
      automatically matched to d1tcob_
      complexed with ca, fe, nh2, po4, zn
      1. region d:15-160 [139514]
    3. 1tco
      complexed with ca, fe, fk5, myr, po4, zn
      1. chain b [17324]
  2. Human (Homo sapiens) [TaxId: 9606] [47532] (3)
    1. 1aui
      complexed with ca, fe, zn
      1. chain b [17325]
    2. 1m63
      complexed with aba, bmt, ca, dal, fe, mle, mva, sar, zn
      1. chain b [78678]
      2. chain f [78681]
    3. 1mf8
      complexed with aba, bmt, ca, dal, mle, mva, po4, sar
      1. chain b [79041]
15. Calcineurin B-like protein 2 [101182]
  1. Thale cress (Arabidopsis thaliana) [TaxId: 3702] [101183] (2)
    1. 2zfd
      automatically matched to d1uhna_
      complexed with acy, ca
      1. region a:32-214 [154406]
    2. 1uhn
      complexed with ca
      1. chain a [99399]
16. Recoverin [47533]
  Calcium-myristoyl switch; only one EF-hand is functional
  1. Cow (Bos taurus) [TaxId: 9913] [47534] (11)
    1. 1omr
      complexed with ca
      1. chain a [93349]
    2. 1rec
      complexed with ca
      1. chain a [17326]
    3. 1omv
      complexed with ca; mutant
      1. chain a [93353]
    4. 2het
      automatically matched to d1omra_
      complexed with ca
      1. region a:9-190 [136356]
    5. 2het
      automatically matched to d1omra_
      complexed with ca
      1. region b:9-190 [136357]
    6. 2het
      automatically matched to d1omra_
      complexed with ca
      1. region c:9-190 [136358]
    7. 2het
      automatically matched to d1omra_
      complexed with ca
      1. region d:9-190 [136359]
    8. 1iku
      complexed with myr
      1. chain a [17327]
    9. 1la3
      complexed with ca, myr; mutant
      1. chain a [73781]
    10. 2i94
      automatically matched to d1omra_
      complexed with ca
      1. region a:8-189 [137109]
    11. 1jsa
      myristoylated protein
      complexed with ca, myr
      1. chain a [17328]
17. Kchip1, Kv4 potassium channel-interacting protein [101184]
  1. Rat (Rattus norvegicus) [TaxId: 10116] [101185] (1)
    1. 1s6c
      complexed with a kv4.2 peptide, chain B
      complexed with ca, cas
      1. chain a [98594]
  2. Human (Homo sapiens) [TaxId: 9606] [116902] (1)
    SQ Q9NZI2
    1. 1s1e
      complexed with ca
      1. chain a [112007]
18. Frequenin (neuronal calcium sensor 1) [47535]
  1. Human (Homo sapiens) [TaxId: 9606] [63545] (1)
    1. 1g8i
      complexed with 1pe, ca, edo, na, p6g
      1. chain a [60363]
      2. chain b [60364]
  2. Baker's yeast (Saccharomyces cerevisiae) [TaxId: 4932] [47536] (2)
    1. 1fpw
      complexed with ca
      1. chain a [17329]
    2. 2ju0
      automatically matched to d1fpwa_
      complexed with ca
      1. region a:3-177 [148208]
19. Guanylate cyclase activating protein 2, GCAP-2 [47537]
  1. Cow (Bos taurus) [TaxId: 9913] [47538] (1)
    1. 1jba
      1. chain a [17330]
20. Neurocalcin [47539]
  1. Cow (Bos taurus) [TaxId: 9913] [47540] (1)
    1. 1bjf
      complexed with ca
      1. chain a [17331]
      2. chain b [17332]
21. Calcium- and integrin-binding protein, CIB [47541]
  1. Human (Homo sapiens) [TaxId: 9606] [47542] (5)
    SQ Q99828
    1. 1xo5
      complexed with ca
      1. chain a [115680]
      2. chain b [115681]
    2. 1y1a
      automatically matched to d1dgua_
      complexed with ca, gsh
      1. region a:9-191 [122537]
    3. 1y1a
      automatically matched to d1dgua_
      complexed with ca, gsh
      1. region b:9-191 [122538]
    4. 1dgu
      1. chain a [17333]
    5. 1dgv
      1. chain a [17334]
22. Calcium-dependent protein kinase sk5 CLD [109821]
  1. Soybean (Glycine max) [TaxId: 3847] [109822] (2)
    SQ P28583 328-508
    1. 1s6i
      complexed with ca
      1. chain a [105310]
    2. 1s6j
      N-terminal half of calcium regulatory domain (CLD)
      complexed with ca
      1. chain a [112042]
23. Calmodulin-related protein T21P5.17 [109823]
  1. Thale cress (Arabidopsis thaliana) [TaxId: 3702] [109824] (1)
    SQ Q9SRP5 2-67
    1. 1tiz
      N-domain only
      1. chain a [107014]
Eps15 homology domain (EH domain) [47543] (4)
1. Eps15 [47544]
  1. Mouse (Mus musculus) [TaxId: 10090] [47545] (1)
    1. 1qjt
      first EH domain
      1. chain a [17335]
  2. Human (Homo sapiens) [TaxId: 9606] [47546] (5)
    1. 2jxc
      automatically matched to d1eh2a_
      complexed with ca
      1. region a:121-215 [148234]
    2. 1ff1
      second EH domain
      complexed with ca
      1. chain a [17338]
    3. 1eh2
      second EH domain
      CASP3
      complexed with ca
      1. chain a [17339]
    4. 1c07
      third EH domain
      complexed with ca
      1. chain a [17337]
    5. 1f8h
      second EH domain
      complexed with ca
      1. chain a [17336]
2. Pob1 [63546]
  1. Human (Homo sapiens) [TaxId: 9606] [63547] (1)
    1. 1iq3
      first EH domain
      complexed with ca
      1. chain a [62640]
3. Reps1 [63548]
  1. Mouse (Mus musculus) [TaxId: 10090] [63549] (1)
    1. 1fi6
      complexed with ca
      1. chain a [59849]
Cbp40 (plasmodial specific CaII-binding protein LAV1-2) [81758] (1)
4 EF-hands assembled in a compact structure like the Penta-EF-hand proteins; contains additional N-terminal all-alpha subdomain
1. Cbp40 (plasmodial specific CaII-binding protein LAV1-2) [81759]
  1. Physarum polycephalum [TaxId: 5791] [81760] (2)
    1. 1ij5
      Ca-free structure
      1. chain a [76748]
    2. 1ij6
      complexed with ca
      1. chain a [76749]
Penta-EF-hand proteins [63550] (11)
1. Apoptosis-linked protein alg-2 [63551]
  1. Mouse (Mus musculus) [TaxId: 10090] [63552] (1)
    1. 1hqv
      complexed with ca
      1. chain a [61160]
2. Sorcin [69023]
  1. Human (Homo sapiens) [TaxId: 9606] [69024] (1)
    1. 1juo
      1. chain a [67312]
      2. chain b [67313]
  2. Chinese hamster (Cricetulus griseus) [TaxId: 10029] [74723] (1)
    1. 1gjy
      complexed with so4
      1. chain a [70199]
      2. chain b [70200]
      3. chain c [70201]
      4. chain d [70202]
3. Grancalcin [47550]
  Calpain small subunit homologue
  1. Human (Homo sapiens) [TaxId: 9606] [47551] (4)
    1. 1k94
      complexed with ca
      1. chain a [68333]
      2. chain b [68334]
    2. 1k95
      1. chain a [68335]
    3. 1f4q
      1. chain a [17360]
      2. chain b [17361]
    4. 1f4o
      complexed with ca
      1. chain a [17362]
      2. chain b [17363]
4. Calpain small (regulatory) subunit (domain VI) [47552]
  1. Human (Homo sapiens) [TaxId: 9606] [47553] (2)
    1. 1kfu
      1. chain s [68574]
    2. 1kfx
      1. chain s [68578]
  2. Rat (Rattus norvegicus) [TaxId: 10116] [47554] (6)
    1. 1np8
      complexed with cd
      1. chain a [92022]
      2. chain b [92023]
    2. 1dvi
      complexed with ca
      1. chain a [17365]
      2. chain b [17366]
    3. 1aj5
      1. chain a [17367]
      2. chain b [17368]
    4. 1df0
      mutant
      1. chain b [17369]
    5. 1u5i
      automatically matched to d1np8a_
      mutant
      1. region b:11-159 [119550]
    6. 1qxp
      mu-like isoform with the large and small subunits fused in a single chain
      mutant
      1. region a:710-893 [96543]
      2. region b:710-893 [96547]
  3. Pig (Sus scrofa) [TaxId: 9823] [47555] (6)
    1. 1alv
      complexed with ca
      1. chain a [17370]
      2. chain b [17371]
    2. 1nx1
      complexed with calpastatin dic
      complexed with ca
      1. chain a [92279]
      2. chain b [92280]
    3. 1nx2
      complexed with ca
      1. chain a [92281]
    4. 1alw
      complexed with ca, isa
      1. chain a [17372]
      2. chain b [17373]
    5. 1nx0
      complexed with calpastatin inhibitory domain c (dic) and peptide inhibitor
      complexed with ca
      1. chain a [92277]
      2. chain b [92278]
    6. 1nx3
      complexed with ca, isa
      1. chain a [92282]
5. Calpain large subunit, C-terminal domain (domain IV) [47556]
  1. Human (Homo sapiens), M-type [TaxId: 9606] [47557] (2)
    1. 1kfu
      1. region l:515-700 [68571]
    2. 1kfx
      1. region l:515-700 [68575]
  2. Rat (Rattus norvegicus), M-type [TaxId: 10116] [47558] (2)
    1. 1df0
      mutant
      1. region a:515-700 [17375]
    2. 1u5i
      automatically matched to d1df0a1
      mutant
      1. region a:515-700 [119547]
  3. Rat (Rattus norvegicus), mu-type [TaxId: 10116] [101186] (1)
    1. 1qxp
      mu-like isoform with the large and small subunits fused in a single chain
      mutant
      1. region a:515-702 [96544]
      2. region b:515-702 [96548]
6. Programmed cell death 6 protein-like protein [116903]
  1. Leishmania major [TaxId: 5664] [116904] (1)
    SQ Q4QG08 53-234
    1. 1y1x
      Structural genomics target
      complexed with ca, so4; mutant
      1. chain a [116374]
      2. chain b [116375]
EF-hand modules in multidomain proteins [47547] (8)
1. Phosphoinositide-specific phospholipase C, isozyme D1 (PLC-D!) [47548]
  1. Rat (Rattus norvegicus) [TaxId: 10116] [47549] (10)
    1. 1qas
      1. region a:205-298 [17340]
      2. region b:206-298 [17341]
    2. 1djx
      complexed with act, ca, i3p; mutant
      1. region a:200-298 [17342]
      2. region b:158-298 [17343]
    3. 1djh
      complexed with act, ba; mutant
      1. region a:200-298 [17346]
      2. region b:158-298 [17347]
    4. 1djw
      complexed with act, ca, cip; mutant
      1. region a:200-298 [17344]
      2. region b:158-298 [17345]
    5. 1dji
      complexed with act, ca; mutant
      1. region a:200-298 [17348]
      2. region b:158-298 [17349]
    6. 1djg
      complexed with act, la; mutant
      1. region a:200-298 [17350]
      2. region b:158-298 [17351]
    7. 2isd
      complexed with act; mutant
      1. region a:200-298 [17352]
      2. region b:158-298 [17353]
    8. 1djy
      complexed with act, ca, i2p; mutant
      1. region a:200-298 [17356]
      2. region b:158-298 [17357]
    9. 1djz
      complexed with act, ca, ip2; mutant
      1. region a:200-298 [17358]
      2. region b:158-298 [17359]
    10. 1qat
      N-termini of both chains are disordered in the crystal structure
      complexed with sm
      1. region a:206-298 [17354]
      2. region b:206-298 [17355]
2. Dystrophin [47559]
  probably lost calcium-binding function; contains extra helices in each domain
  1. Human (Homo sapiens) [TaxId: 9606] [47560] (2)
    1. 1eg3
      1. region a:85-209 [17376]
      2. region a:210-306 [17377]
    2. 1eg4
      1. region a:85-209 [17378]
      2. region a:210-306 [17379]
3. Cbl [47561]
  1. Human (Homo sapiens) [TaxId: 9606] [47562] (12)
    1. 3bux
      automatically matched to d1b47a1
      1. region b:178-263 [155647]
    2. 3bux
      automatically matched to d1b47a1
      1. region d:178-263 [155650]
    3. 3buw
      automatically matched to d1b47a1
      1. region b:178-263 [155641]
    4. 3buw
      automatically matched to d1b47a1
      1. region d:178-263 [155644]
    5. 1yvh
      automatically matched to d1b47a1
      complexed with mg
      1. region a:178-263 [124096]
    6. 3bun
      automatically matched to d1b47a1
      1. region b:178-263 [155626]
    7. 3bum
      automatically matched to d1b47a1
      1. region b:178-263 [155623]
    8. 2cbl
      complexed with ca
      1. region a:178-263 [17380]
    9. 1b47
      complexed with ca
      1. region a:178-263 [17381]
      2. region b:178-263 [17382]
      3. region c:178-263 [17383]
    10. 3buo
      automatically matched to d1b47a1
      1. region b:178-263 [155629]
    11. 3buo
      automatically matched to d1b47a1
      1. region d:178-263 [155632]
    12. 1fbv
      complexed with so4, zn
      1. region a:178-263 [17384]
4. alpha-Actinin [63553]
  1. Human (Homo sapiens) [TaxId: 9606] [63554] (1)
    1. 1h8b
      EF-hands 3&4 complexed with Z-repeat 7 from titin, chain B
      1. chain a [60736]
5. Nucleobindin 1 (CALNUC) [109825]
  1. Human (Homo sapiens) [TaxId: 9606] [109826] (1)
    SQ Q02818 228-326
    1. 1snl
      1. chain a [105820]
6. Diacylglycerol kinase alpha, N-terminal domain [116905]
  contains two pairs of EF-hands, the modified first pair (res 25-109) does not bind calcium but retains the common fold
  1. Human (Homo sapiens) [TaxId: 9606] [116906] (1)
    SQ O95217 P23743 1-116
    1. 1tuz
      structural genomics target
      1. chain a [112670]
7. DJ-1-binding protein, DJBP [140536]
  1. Human (Homo sapiens) [TaxId: 9606] [140537] (4)
    SQ Q5THR3 1160-1242
    1. 1wlz
      5th EF-hand module
      1. region a:229-311 [121024]
    2. 1wlz
      automatically matched to 1WLZ A:229-311
      1. region b:229-310 [121025]
    3. 1wlz
      automatically matched to 1WLZ A:229-311
      1. region c:229-311 [121026]
    4. 1wlz
      automatically matched to 1WLZ A:229-311
      1. region d:229-311 [121027]
8. Phospholipase C-beta-2 [158478]
  1. Human (Homo sapiens) [TaxId: 9606] [158479] (2)
    SQ Q00722 142-311
    1. 2zkm
      automatically matched to 2FJU B:142-311
      complexed with ca
      1. region x:142-311 [154587]
    2. 2fju
      complexed with ca, gsp, mg
      1. region b:142-311 [145170]
p25-alpha [140538] (2)
Pfam 05517; comprises two degenerate EF-hands and extra C-terminal helix, packed agains the bundle end
1. Hypothetical protein c32e8.3 [140539]
  1. Caenorhabditis elegans [TaxId: 6239] [140540] (1)
    SQ P91127 8-110
    1. 1pul
      1. region a:18-120 [118730]
2. Protein cgi-38 [140541]
  1. Mouse (Mus musculus) [TaxId: 10090] [140542] (1)
    SQ Q9CRB6 1-138
    1. 1wlm
      1. region a:8-145 [121008]