Structural Classification of Proteins

Superfamily: BPTI-like

: uperfamily

Lineage:

Root: scop
Class: Small proteins [56992]
Usually dominated by metal ligand, heme, and/or disulfide bridges
Fold: BPTI-like [57361]
disulfide-rich alpha+beta fold
Superfamily: BPTI-like [57362]
uperfamily

Families:

Small Kunitz-type inhibitors & BPTI-like toxins [57363] (12)
1. Pancreatic trypsin inhibitor, BPTI [57364]
  1. Cow (Bos taurus) [TaxId: 9913] [57365] (90)
    1. 1g6x
      Ultra high resolution structure; 0.86 Angstrom
      complexed with edo, so4; mutant
      1. chain a [60320]
    2. 1k6u
      a cyclic variant
      complexed with edo, so4
      1. chain a [68233]
    3. 5pti
      complexed with po4, unk
      1. chain a [44467]
    4. 1bpi
      complexed with po4
      1. chain a [44468]
    5. 9pti
      complexed with o o, po4
      1. chain a [44469]
    6. 1qlq
      complexed with so4; mutant
      1. chain a [44470]
    7. 1p2j
      complexed with ca, so4; mutant
      1. chain i [93936]
    8. 2ra3
      automatically matched to d1bpia_
      complexed with ca, so4; mutant
      1. region c:1-56 [151817]
    9. 2ra3
      automatically matched to d1bpia_
      complexed with ca, so4; mutant
      1. region i:1-58 [151818]
    10. 4pti
      1. chain a [44471]
    11. 2r9p
      automatically matched to d1bpia_
      complexed with so4; mutant
      1. region e:1-58 [151798]
    12. 2r9p
      automatically matched to d1bpia_
      complexed with so4; mutant
      1. region f:1-58 [151799]
    13. 2r9p
      automatically matched to d1bpia_
      complexed with so4; mutant
      1. region g:1-58 [151800]
    14. 2r9p
      automatically matched to d1bpia_
      complexed with so4; mutant
      1. region i:1-58 [151801]
    15. 1f7z
      complexed with ca, so4; mutant
      1. chain i [59682]
    16. 1p2k
      complexed with ca, so4; mutant
      1. chain i [93938]
    17. 2fi3
      complexed with ca, edo, na, so4; mutant
      1. region i:1-58 [145168]
    18. 2fi4
      complexed with ca, edo, ias, na, so4; mutant
      1. region i:1-58 [145169]
    19. 1d0d
      complexed with so4
      1. chain b [44475]
    20. 1f5r
      complexed with ca; mutant
      1. chain i [59655]
    21. 6pti
      complexed with po4
      1. chain a [44474]
    22. 1p2i
      complexed with ca, so4; mutant
      1. chain i [93934]
    23. 2ftl
      automatically matched to d1bpi__
      complexed with ca, edo, ias, na, so4
      1. region i:1-58 [134074]
    24. 2ftm
      automatically matched to d8pti__
      complexed with ca, edo, ias, na, so4; mutant
      1. region b:1-58 [134075]
    25. 1yld
      complexed with aba, ca, so4; mutant
      1. region b:1-56 [144701]
    26. 1t8l
      automatically matched to d3btmi_
      complexed with so4; mutant
      1. region b:3-58 [119176]
    27. 1t8o
      automatically matched to d3btwi_
      complexed with so4; mutant
      1. region b:3-58 [119188]
    28. 1t8l
      automatically matched to d3btmi_
      complexed with so4; mutant
      1. region d:3-58 [119178]
    29. 1t8o
      automatically matched to d3btwi_
      complexed with so4; mutant
      1. region d:3-58 [119190]
    30. 1ykt
      automatically matched to d1bpi__
      complexed with ca, so4; mutant
      1. region b:1-56 [123564]
    31. 1aal
      complexed with ips; mutant
      1. chain a [44472]
      2. chain b [44473]
    32. 1ylc
      complexed with aba, ca, so4; mutant
      1. region b:1-56 [144700]
    33. 3tgk
      complexed with ca, so4; mutant
      1. chain i [63339]
    34. 3bth
      complexed with ca, so4; mutant
      1. chain i [44479]
    35. 1nag
      complexed with po4; mutant
      1. chain a [44477]
    36. 1t8n
      automatically matched to d3btti_
      complexed with so4; mutant
      1. region b:3-58 [119184]
    37. 1t8n
      automatically matched to d3btti_
      complexed with so4; mutant
      1. region d:3-58 [119186]
    38. 1p2m
      complexed with so4; mutant
      1. chain b [93941]
      2. chain d [93943]
    39. 3btf
      complexed with ca, so4; mutant
      1. chain i [44482]
    40. 1t8m
      automatically matched to d3bthi_
      complexed with so4; mutant
      1. region b:3-58 [119180]
    41. 1t8m
      automatically matched to d3bthi_
      complexed with so4; mutant
      1. region d:3-58 [119182]
    42. 1fy8
      complexed with ca, so4
      1. chain i [44491]
    43. 1p2n
      complexed with so4; mutant
      1. chain b [93945]
      2. chain d [93947]
    44. 1p2q
      complexed with so4, trs; mutant
      1. chain b [93953]
      2. chain d [93955]
    45. 3btm
      complexed with ca, so4; mutant
      1. chain i [44481]
    46. 1t7c
      automatically matched to d3btei_
      complexed with so4; mutant
      1. region b:3-58 [119163]
    47. 1t7c
      automatically matched to d3btei_
      complexed with so4; mutant
      1. region d:3-58 [119165]
    48. 3btq
      complexed with ca, so4; mutant
      1. chain i [44487]
    49. 3btk
      complexed with ca, so4
      1. chain i [44483]
    50. 1ejm
      complexed with so4; mutant
      1. chain b [59425]
      2. chain d [59427]
      3. chain f [59429]
    51. 7pti
      complexed with po4; mutant
      1. chain a [44476]
    52. 3btd
      complexed with ca, so4; mutant
      1. chain i [44485]
    53. 3btt
      complexed with ca, so4; mutant
      1. chain i [44488]
    54. 3bte
      complexed with ca, so4; mutant
      1. chain i [44489]
    55. 3tgi
      complexed with ca, so4
      1. chain i [44480]
    56. 8pti
      mutant
      1. chain a [44478]
    57. 1tpa
      complexed with ca
      1. chain i [44486]
    58. 3btg
      complexed with ca, so4; mutant
      1. chain i [44492]
    59. 3tpi
      complexed with ca, so4
      1. chain i [44493]
    60. 1fan
      mutant
      1. chain a [44484]
    61. 2ptc
      complexed with ca
      1. chain i [44490]
    62. 2tgp
      complexed with ca, so4
      1. chain i [44494]
    63. 3btw
      complexed with ca, so4; mutant
      1. chain i [44496]
    64. 1p2o
      complexed with so4; mutant
      1. chain b [93949]
      2. chain d [93951]
    65. 1co7
      complexed with ca; mutant
      1. chain i [76136]
    66. 4tpi
      complexed with ca, so4
      1. chain i [44499]
    67. 1bzx
      complexed with ca
      1. chain i [44501]
    68. 2tpi
      complexed with hg
      1. chain i [44497]
    69. 1brb
      1. chain i [44500]
    70. 1bti
      mutant
      1. chain a [44498]
    71. 2hex
      dodecamer observed in the crystals
      complexed with so4
      1. chain a [44502]
      2. chain b [44503]
      3. chain c [44504]
      4. chain d [44505]
      5. chain e [44506]
    72. 1bpt
      complexed with po4; mutant
      1. chain a [44495]
    73. 3tgj
      complexed with ca, so4; mutant
      1. chain i [44507]
    74. 1bth
      mutant
      1. chain p [44508]
      2. chain q [44509]
    75. 2ijo
      automatically matched to d1bpi__
      mutant
      1. region i:1-56 [137480]
    76. 1bz5
      complexed with so4
      1. chain a [44510]
      2. chain b [44511]
      3. chain c [44512]
      4. chain d [44513]
      5. chain e [44514]
    77. 1fak
      1. chain i [44515]
    78. 1cbw
      complexed with so4
      1. chain d [44516]
      2. chain i [44517]
    79. 1b0c
      1. chain a [44518]
      2. chain b [44519]
      3. chain c [44520]
      4. chain d [44521]
      5. chain e [44522]
    80. 1bhc
      dodecamer observed in the crystals
      complexed with scn
      1. chain a [44523]
      2. chain b [44524]
      3. chain c [44525]
      4. chain d [44526]
      5. chain e [44527]
      6. chain f [44528]
      7. chain g [44529]
      8. chain h [44530]
      9. chain i [44531]
      10. chain j [44532]
    81. 2kai
      1. chain i [44533]
    82. 1eaw
      1. chain b [64886]
      2. chain d [64888]
    83. 1mtn
      complexed with so4
      1. chain d [44534]
      2. chain h [44535]
    84. 1uua
      1. chain a [100003]
    85. 1jv9
      mutant
      1. chain a [63306]
    86. 1pit
      1. chain a [44536]
    87. 1oa5
      1. chain 5 [92696]
    88. 1oa6
      1. chain 5 [92697]
    89. 1jv8
      mutant
      1. chain a [63305]
    90. 1uub
      mutant
      1. chain a [100004]
2. Collagen type VI (domain C5 from alpha 3 chain) [57366]
  1. Human (Homo sapiens) [TaxId: 9606] [57367] (6)
    1. 1kth
      complexed with po4
      1. chain a [68863]
    2. 2knt
      complexed with po4
      1. chain a [44537]
    3. 1knt
      complexed with so4
      1. chain a [44538]
    4. 1kun
      1. chain a [44539]
    5. 1ld6
      mutant
      1. chain a [77903]
    6. 1ld5
      mutant
      1. chain a [77902]
3. Tissue factor pathway inhibitor [57368]
  1. Human (Homo sapiens) [TaxId: 9606] [57369] (5)
    1. 1zr0
      first Kunitz domain of TFPI-2 isoform
      complexed with ca
      1. region b:1a-59 [144747]
    2. 1zr0
      automatically matched to 1ZR0 B:1A-59
      complexed with ca
      1. region d:1a-59 [144748]
    3. 1tfx
      second kunitz domain
      complexed with ca
      1. chain c [44540]
      2. chain d [44541]
    4. 1irh
      third kunitz domain
      1. chain a [66288]
    5. 1adz
      second kunitz domain
      mutant
      1. chain a [44542]
4. Alzheimer's amyloid B-protein precursor, APPI [57370]
  1. Human (Homo sapiens) [TaxId: 9606] [57371] (5)
    1. 1aap
      1. chain a [44543]
      2. chain b [44544]
    2. 1taw
      complexed with ca
      1. chain b [44545]
    3. 1ca0
      1. chain d [44546]
      2. chain i [44547]
    4. 1brc
      1. chain i [44548]
    5. 1zjd
      automatically matched to d1aapa_
      mutant
      1. region b:3-56 [125148]
5. Bikunin from inter-alpha-inhibitor complex [57372]
  1. Human (Homo sapiens) [TaxId: 9606] [57373] (1)
    1. 1bik
      complexed with nag, so4
      1. region a:25-78 [44549]
      2. region a:79-134 [44550]
6. alpha-Dendrotoxin [57374]
  1. Green mamba (Dendroaspis angusticeps) [TaxId: 8618] [57375] (1)
    1. 1dtx
      complexed with so4
      1. chain a [44551]
7. Venom basic protease inhibitor IX (VIIIb) [90155]
  1. Banded krait (Bungarus fasciatus) [TaxId: 8613] [90156] (1)
    1. 1jc6
      1. chain a [84152]
8. beta2-bungarotoxin, neurotoxin chain [57376]
  1. Many-banded krait (Bungarus multicinctus) [TaxId: 8616] [57377] (1)
    1. 1bun
      complexed with na
      1. chain b [44552]
9. Trypsin inhibitor [57378]
  1. Sea anemone (Stichodactyla helianthus) [TaxId: 6123] [57379] (1)
    1. 1shp
      1. chain a [44553]
10. Dendrotoxin K [57380]
  1. Black mamba (Dendroaspis polylepis polylepis) [TaxId: 8620] [57381] (1)
    1. 1dtk
      1. chain a [44554]
11. Dendrotoxin I [57382]
  1. African elapid snake (Dendroaspis polylepis polylepis) [TaxId: 8620] [57383] (2)
    1. 1dem
      1. chain a [44556]
    2. 1den
      1. chain a [44555]
12. Calcicludine (cac) [57384]
  1. Green mamba (Dendroaspis angusticeps) [TaxId: 8618] [57385] (1)
    1. 1bf0
      1. chain a [44557]
Soft tick anticoagulant proteins [57386] (2)
1. Ornithodorin [57387]
  duplication: consists of two BPTI-like domains
  1. Soft tick (Ornithodoros moubata) [TaxId: 6938] [57388] (1)
    1. 1toc
      1. region r:1a-56 [44558]
      2. region r:57-119 [44559]
      3. region s:1a-56 [44560]
      4. region s:57-119 [44561]
      5. region t:1a-56 [44562]
      6. region t:57-119 [44563]
      7. region u:1a-56 [44564]
      8. region u:57-119 [44565]
2. Anticoagulant protein, factor Xa inhibitor [57389]
  1. Soft tick (Ornithodoros moubata) [TaxId: 6938] [57390] (4)
    1. 1d0d
      complexed with so4
      1. chain a [44566]
    2. 1kig
      1. chain i [44567]
    3. 1tcp
      1. chain a [44568]
    4. 1tap
      1. chain a [44569]
Tick tryptase inhibitor-like [161132] (1)
1. Tryptase inhibitor [161133]
  1. Brown ear tick (Rhipicephalus appendiculatus) [TaxId: 34631] [161134] (1)
    SQ Q1EG59 45-95
    1. 2uuy
      complexed with ca, cl
      1. region b:24-74 [145758]