Structural Classification of Proteins
home mail help root up expand collapse

Superfamily: Scorpion toxin-like

link to SUPERFAMILY database - Superfamily

Lineage:

  1. Root: scop
  2. Class: Small proteins [56992]
    Usually dominated by metal ligand, heme, and/or disulfide bridges
  3. Fold: Knottins (small inhibitors, toxins, lectins) [57015]
    disulfide-bound fold; contains beta-hairpin with two adjacent disulfides
  4. Superfamily: Scorpion toxin-like [57095]
    link to SUPERFAMILY database - Superfamily

Families:

  1. Long-chain scorpion toxins [57096] (22)
    1. Scorpion toxin [57097]
      1. Centruroides sculpturatus, variant 2 [TaxId: 218467] [69933] (2)
        1. 1jza picpic
          1. chain a [67850] picpiclink
          2. chain b [67851] picpiclink
        2. 1jzb picpic
          1. chain a [67852] picpiclink
      2. Centruroides sculpturatus, variant 3 [TaxId: 218467] [57098] (1)
        1. 2sn3 picpic
          complexed with mpd
          1. chain a [44120] picpiclink
      3. Centruroides sculpturatus, beta [TaxId: 218467] [57099] (2)
        1. 2b3c picpic
          1. chain a [44122] picpiclink
        2. 1b3c picpic
          1. chain a [44121] picpiclink
      4. Centruroides sculpturatus, variant 1 [TaxId: 218467] [57100] (2)
        1. 1vnb picpic
          1. chain a [44123] picpiclink
        2. 1vna picpic
          1. chain a [44124] picpiclink
      5. Centruroides sculpturatus, variant V [TaxId: 218467] [57101] (2)
        1. 1nra picpic
          1. chain a [44126] picpiclink
        2. 1nrb picpic
          1. chain a [44125] picpiclink
      6. Scorpion (Androctonus australis hector), Toxin II [TaxId: 70175] [57102] (3)
        SQ P01484
        1. 1aho picpic
          1. chain a [44127] picpiclink
        2. 1ptx picpic
          1. chain a [44128] picpiclink
        3. 1seg picpic
          Aah2: chimeric toxin
          complexed with no3, ppi, so4; mutant
          1. chain a [105453] picpiclink
      7. Mexican scorpion (Centruroides noxius), toxin II [TaxId: 6878] [57103] (1)
        1. 1cn2 picpic
          complexed with nh2
          1. chain a [44129] picpiclink
      8. Scorpion (Buthotus judaicus), BJXTR-IT [TaxId: 6863] [57104] (1)
        1. 1bcg picpic
          1. chain a [44130] picpiclink
      9. Scorpion (Buthus martensii), toxin m8 [TaxId: 34649] [57105] (1)
        1. 1snb picpic
          1. chain a [44131] picpiclink
      10. Chinese scorpion (Buthus martensii), toxin m1 [TaxId: 34649] [57106] (5)
        SQ P45697
        1. 1djt picpic
          1. chain a [44132] picpiclink
          2. chain b [44133] picpiclink
        2. 1t7e picpic
          complexed with po4; mutant
          1. chain a [106624] picpiclink
        3. 1t7a picpic
          mutant
          1. chain a [106620] picpiclink
        4. 1t7b picpic
          mutant
          1. chain a [106621] picpiclink
        5. 1sn1 picpic
          1. chain a [44134] picpiclink
      11. Chinese scorpion (Buthus martensii), toxin m2 [TaxId: 34649] [57107] (1)
        1. 1chz picpic
          complexed with cl
          1. chain a [44135] picpiclink
      12. Chinese scorpion (Buthus martensii), toxin m4 [TaxId: 34649] [57108] (1)
        1. 1sn4 picpic
          1. chain a [44136] picpiclink
      13. Indian red scorpion (Buthus tamulus), neurotoxin [TaxId: 34647] [57109] (3)
        1. 1dq7 picpic
          1. chain a [44137] picpiclink
          2. chain b [44138] picpiclink
        2. 2a7t picpic
          automatically matched to d1dq7a_
          1. region a:1-64 [126365] picpiclink
        3. 2a7t picpic
          automatically matched to d1dq7a_
          1. region b:1-64 [126366] picpiclink
      14. Brazilian scorpion (Tityus serrulatus) [TaxId: 6887] [57110] (2)
        1. 1npi picpic
          atomic resolution structure
          complexed with po4
          1. chain a [80685] picpiclink
        2. 1b7d picpic
          complexed with pi
          1. chain a [44139] picpiclink
      15. Bark scorpion (Centruroides sculpturatus), cse-v5 [TaxId: 218467] [64536] (3)
        1. 1nh5 picpic
          1. chain a [80504] picpiclink
        2. 1i6g picpic
          1. chain a [61830] picpiclink
        3. 1i6f picpic
          1. chain a [61829] picpiclink
      16. Mexican scorpion (Centruroides noxius) [TaxId: 6878] [111395] (1)
        SQ P63019
        1. 1pe4 picpic
          1. chain a [104122] picpiclink
      17. Scorpion (Buthus martensii), BmK IT-AP [TaxId: 34649] [118240] (1)
        SQ O77091 19-90
        1. 1t0z picpic
          complexed with so4
          1. chain a [112213] picpiclink
          2. chain b [112214] picpiclink
    2. alpha toxin [57111]
      Anti-mammal and anti-insect scorpion toxin
      1. Leiurus quinquestriatus quinquestriatus, LQQIII [TaxId: 6885] [57112] (1)
        1. 1lqq picpic
          1. chain a [44140] picpiclink
      2. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57113] (3)
        1. 2asc picpic
          automatically matched to d1lqh__
          complexed with cl, dr0, dr8, edo, eoh, k, moh, no3
          1. region a:1-65 [127247] picpiclink
        2. 1lqi picpic
          1. chain a [44141] picpiclink
        3. 1lqh picpic
          1. chain a [44142] picpiclink
      3. Chinese scorpion (Buthus martensii karsch) [TaxId: 34649] [103539] (2)
        1. 1omy picpic
          complexed with acy, cl
          1. chain a [93354] picpiclink
        2. 2e0h picpic
          automatically matched to d1omya_
          1. region a:1-64 [146622] picpiclink
    3. Tx10 alpha-like toxin [103540]
      1. Chinese scorpion (Buthus martensii) [TaxId: 34649] [103541] (1)
        1. 1kv0 picpic
          1. chain a [91040] picpiclink
          2. chain b [91041] picpiclink
    4. LQH III alpha-like toxin, LQH [57114]
      1. Hebraei scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57115] (2)
        1. 1bmr picpic
          complexed with nh2
          1. chain a [44144] picpiclink
        2. 1fh3 picpic
          complexed with nh2
          1. chain a [44143] picpiclink
  2. Short-chain scorpion toxins [57116] (38)
    1. Bmtx1 [57117]
      1. Buthus martensii [TaxId: 34649] [57118] (1)
        1. 1big picpic
          1. chain a [44145] picpiclink
    2. Bmktx [57119]
      1. Buthus martensii [TaxId: 34649] [57120] (1)
        1. 1bkt picpic
          complexed with nh2
          1. chain a [44146] picpiclink
    3. Bmtx2 [57121]
      1. Buthus martensii [TaxId: 34649] [57122] (1)
        1. 2bmt picpic
          1. chain a [44147] picpiclink
    4. Bmtx3 [103542]
      1. Buthus martensii karsch [TaxId: 34649] [103543] (1)
        1. 1m2s picpic
          1. chain a [91170] picpiclink
    5. Bmp02 neurotoxin [57123]
      1. Chinese scorpion (Buthus martensii) [TaxId: 34649] [57124] (1)
        1. 1du9 picpic
          1. chain a [44148] picpiclink
    6. Bekm-1 [82883]
      1. Lesser asian scorpion (Buthus eupeus) [TaxId: 34648] [82884] (2)
        1. 1j5j picpic
          1. chain a [77082] picpiclink
        2. 1lgl picpic
          1. chain a [77955] picpiclink
    7. alpha-KTX, K+-channel blocker [64537]
      1. Brazilian scorpion (Tityus serrulatus), Tstx-k alpha [TaxId: 6887] [64538] (1)
        1. 1hp2 picpic
          1. chain a [61110] picpiclink
      2. Scorpion (Tityus cambridgei) [TaxId: 184226] [69934] (1)
        1. 1jlz picpic
          1. chain a [66869] picpiclink
    8. Neurotoxin bmk37 [103544]
      1. Chinese scorpion (Buthus martensi karsch) [TaxId: 34649] [103545] (2)
        1. 1r1g picpic
          complexed with lal, mly
          1. chain a [96816] picpiclink
          2. chain b [96817] picpiclink
        2. 1q2k picpic
          1. chain a [95630] picpiclink
    9. Bmkx [103546]
      1. Chinese scorpion (Buthus martensi karsch) [TaxId: 34649] [103547] (2)
        1. 1wt8 picpic
          automatically matched to d1rjia_
          1. region a:1-31 [121253] picpiclink
        2. 1rji picpic
          1. chain a [97568] picpiclink
    10. Hongotoxin 1 [103548]
      1. Scorpion (Centruroides margaritatus) [TaxId: 29018] [103549] (1)
        1. 1hly picpic
          1. chain a [90654] picpiclink
    11. Margatoxin [57125]
      1. Scorpion (Centruroides margaritatus) [TaxId: 29018] [57126] (1)
        1. 1mtx picpic
          1. chain a [44149] picpiclink
    12. Noxiustoxin [57127]
      1. Mexican scorpion (Centruroides noxius) [TaxId: 6878] [57128] (1)
        1. 1sxm picpic
          complexed with nh2
          1. chain a [44150] picpiclink
    13. Maurotoxin [57129]
      1. Scorpion (Scorpio maurus) [TaxId: 53956] [57130] (3)
        SQ P80719
        1. 1txm picpic
          complexed with nh2
          1. chain a [44151] picpiclink
        2. 1wt7 picpic
          a butantoxin-maurotoxin chimera
          1. chain a [114873] picpiclink
        3. 1wpd picpic
          chimera with hstx1
          1. chain a [114801] picpiclink
      2. Scorpio maurus palmatus [TaxId: 53957] [161118] (1)
        1. 2z3s picpic
          automatically matched to d1txma_
          1. region a:6-39 [154022] picpiclink
    14. Charybdotoxin [57131]
      1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57132] (4)
        1. 2crd picpic
          1. chain a [44152] picpiclink
        2. 1bah picpic
          two disulfide derivative
          complexed with aba
          1. chain a [44154] picpiclink
        3. 2a9h picpicxrefxrefxrefxref
          automatically matched to d1bah__
          mutant
          1. region e:801-837 [126439] picpiclink
        4. 1cmr picpic
          curaremimetic chimeric protein
          mutant
          1. chain a [44153] picpiclink
    15. Scyllatoxin [57133]
      1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57134] (1)
        1. 1scy picpic
          complexed with nh2
          1. chain a [44155] picpiclink
    16. Agitoxin [57135]
      1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57136] (1)
        1. 1agt picpic
          1. chain a [44156] picpiclink
    17. Chlorootoxin [57137]
      1. Scorpion (Leiurus quinquestriatus), venom [TaxId: 6883] [57138] (1)
        1. 1chl picpic
          1. chain a [44157] picpiclink
    18. Butantoxin [57139]
      1. Brazilian scorpion (Tityus serrulatus) [TaxId: 6887] [57140] (2)
        1. 1c55 picpic
          1. chain a [44158] picpiclink
        2. 1c56 picpic
          1. chain a [44159] picpiclink
    19. Toxin ts kappa [57141]
      1. Scorpion (Tityus serrulatus) [TaxId: 6887] [57142] (1)
        1. 1tsk picpic
          1. chain a [44160] picpiclink
    20. Toxin I5a [57143]
      1. Scorpion (Buthus eupeus) [TaxId: 34648] [57144] (1)
        1. 1sis picpic
          complexed with nh2
          1. chain a [44161] picpiclink
    21. Toxin analog [57145]
      1. Scorpion (Androctonus mauretanicus mauretanicus) [TaxId: 6860] [57146] (1)
        1. 1pnh picpic
          1. chain a [44162] picpiclink
    22. Toxin analog P01 [57147]
      1. Scorpion (Androctonus mauretanicus mauretanicus) [TaxId: 6860] [57148] (1)
        1. 1acw picpic
          1. chain a [44163] picpiclink
    23. OSK1 TOXIN [57149]
      1. Central asian scorpion (Orthochirus scrobiculosus) [TaxId: 6892] [57150] (1)
        1. 1sco picpic
          1. chain a [44164] picpiclink
    24. Kaliotoxin (KTX) [57151]
      1. Scorpion (Androctonus mauretanicus mauretanicus) [TaxId: 6860] [57152] (3)
        1. 2ktx picpic
          1. chain a [44165] picpiclink
        2. 1xsw picpic
          automatically matched to d2ktx__
          1. region a:1-38 [122288] picpiclink
        3. 1ktx picpic
          misfolded?
          complexed with nh2
          1. chain a [44166] picpiclink
      2. Androctonus mauretanicus [TaxId: 6859] [161119] (1)
        1. 2uvs picpic
          automatically matched to d1xswa1
          1. region a:1-38 [152204] picpiclink
    25. LQ2 toxin [57153]
      1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57154] (1)
        1. 1lir picpic
          1. chain a [44167] picpiclink
    26. Pandinus toxin [57155]
      1. Emperor scorpion (Pandinus imperator), PITX-Ka [TaxId: 55084] [57156] (1)
        1. 2pta picpic
          1. chain a [44168] picpiclink
      2. Emperor scorpion (Pandinus imperator), PITX-Kb [TaxId: 55084] [57157] (1)
        1. 1c49 picpic
          1. chain a [44169] picpiclink
    27. PI4, potassium channel blocking toxin 4 [103550]
      1. Scorpion (Pandinus imperator) [TaxId: 55084] [103551] (1)
        1. 1n8m picpic
          1. chain a [91705] picpiclink
    28. Cobatoxin 1 [103552]
      1. Scorpion (Centruroides noxius) [TaxId: 6878] [103553] (1)
        1. 1pjv picpic
          1. chain a [94792] picpiclink
    29. PI7 [57158]
      nontoxic peptide?
      1. Scorpion (Pandinus imperator) [TaxId: 55084] [57159] (1)
        1. 1qky picpic
          1. chain a [44170] picpiclink
    30. Ergtoxin (HERG specific toxin CnErg1) [90137]
      1. Scorpion (Centruroides noxius) [TaxId: 6878] [90138] (2)
        SQ Q86QT3 21-62
        1. 1px9 picpic
          1. chain a [104381] picpiclink
        2. 1ne5 picpic
          1. chain a [85588] picpiclink
    31. K+ toxin-like peptide Bmp07 (BmKK2) [111396]
      1. Chinese scorpion (Buthus martensi karsch) [TaxId: 34649] [111397] (1)
        SQ Q95NK7
        1. 1pvz picpic
          1. chain a [104333] picpiclink
    32. Neurotoxin bmp01 [111398]
      1. Chinese scorpion (Buthus martensii karsch) [TaxId: 34649] [111399] (1)
        SQ Q9U8D2
        1. 1wm7 picpic
          1. chain a [109406] picpiclink
    33. Neurotoxin bmp03 [111400]
      1. Chinese scorpion (Buthus martensii karsch) [TaxId: 34649] [111401] (1)
        SQ Q9U8D1
        1. 1wm8 picpic
          1. chain a [109407] picpiclink
    34. Istx [118241]
      1. Scorpion (Opisthacanthus madagascariensis) [TaxId: 167108] [118242] (1)
        SQ Q10726 2-33 # 53% sequence identity
        1. 1wmt picpic
          1. chain a [114746] picpiclink
  3. Defensin MGD-1 [57160] (1)
    1. Defensin MGD-1 [57161]
      1. Mediterranean mussel (Mytilus galloprovincialis) [TaxId: 29158] [57162] (1)
        1. 1fjn picpic
          1. chain a [44171] picpiclink
  4. Insect defensins [57163] (6)
    1. Heliomicin [69935]
      1. Tobacco budworm (Heliothis virescens) [TaxId: 7102] [69936] (2)
        1. 1i2u picpic
          antifungal protein
          1. chain a [65987] picpiclink
        2. 1i2v picpic
          an antifungal and antibacterial mutant
          1. chain a [65988] picpiclink
    2. Defensin ARD1 [103554]
      1. Archaeoprepona demophon [TaxId: 191427] [103555] (3)
        1. 1ozz picpic
          1. chain a [93860] picpiclink
        2. 1p00 picpic
          mutant
          1. chain a [93861] picpiclink
        3. 1p0a picpic
          mutant
          1. chain a [93862] picpiclink
    3. Drosomycin [57164]
      inducible antifungal protein
      1. Fruit fly (Drosophila melanogaster) [TaxId: 7227] [57165] (1)
        1. 1myn picpic
          1. chain a [44172] picpiclink
    4. Defensin A [57166]
      1. Flesh fly (Phormia terranovae) [TaxId: 34676] [57167] (1)
        1. 1ica picpic
          1. chain a [44173] picpiclink
      2. Flesh fly (Sarcophaga peregrina), sapesin [TaxId: 7386] [74659] (1)
        1. 1l4v picpic
          1. chain a [73569] picpiclink
    5. Antimicrobial peptide termicin [90139]
      1. Termite (Pseudacanthotermes spiniger) [TaxId: 115113] [90140] (1)
        1. 1mm0 picpic
          1. chain a [85014] picpiclink
  5. Plant defensins [57170] (10)
    1. gamma-Thionin [57171]
      1. Barley (Hordeum vulgare) [TaxId: 4513] [57172] (1)
        1. 1gpt picpic
          1. chain a [44175] picpiclink
      2. English wheat (Triticum turgidum) [TaxId: 4571] [57173] (1)
        1. 1gps picpic
          1. chain a [44176] picpiclink
    2. Floral defensin 1 [103556]
      flower-specific gamma-thionin
      1. Common tobacco (Nicotiana tabacum), NAD1 [TaxId: 4097] [103557] (1)
        1. 1mr4 picpic
          1. chain a [91429] picpiclink
      2. Garden petunia (Petunia x hybrida), PHD1 [TaxId: 4102] [103558] (1)
        1. 1n4n picpic
          1. chain a [91620] picpiclink
    3. Antifungal protein 1 (RS-AFP1) [57174]
      1. Radish (Raphanus sativus) [TaxId: 3726] [57175] (1)
        1. 1ayj picpic
          1. chain a [44177] picpiclink
    4. Antimicrobial protein 1 (AH-AMP1) [57176]
      1. Horse chestnut (Aesculus hippocastanum) [TaxId: 43364] [57177] (1)
        1. 1bk8 picpic
          1. chain a [44178] picpiclink
    5. Defensin 1 (PSD1) [69937]
      1. Pea (Pisum sativum) [TaxId: 3888] [69938] (1)
        1. 1jkz picpic
          1. chain a [66820] picpiclink
    6. Brazzein [57178]
      sweet protein
      1. J'oublie (Pentadiplandra brazzeana) [TaxId: 43545] [57179] (2)
        1. 1brz picpic
          1. chain a [44179] picpiclink
        2. 2brz picpic
          1. chain a [44180] picpiclink
    7. Trypsin/chymotrypsin inhibitor ATT [82885]
      1. Mouse-ear cress (Arabidopsis thaliana) [TaxId: 3702] [82886] (1)
        1. 1jxc picpic
          1. chain a [77201] picpiclink
    8. S-locus pollen protein [103559]
      1. Brassica rapa [TaxId: 3711] [103560] (1)
        1. 1ugl picpic
          1. chain a [99366] picpiclink
Enter search key:
MRC site Generated from scop database 1.75 with scopm 1.101 on Wed Jun 3 10:42:06 2009
Copyright © 1994-2009 The scop authors / scop@mrc-lmb.cam.ac.uk