Structural Classification of Proteins

Family: Short-chain scorpion toxins

Lineage:

Root: scop
Class: Small proteins [56992]
Usually dominated by metal ligand, heme, and/or disulfide bridges
Fold: Knottins (small inhibitors, toxins, lectins) [57015]
disulfide-bound fold; contains beta-hairpin with two adjacent disulfides
Superfamily: Scorpion toxin-like [57095]
uperfamily
Family: Short-chain scorpion toxins [57116]

Protein Domains:

Bmtx1 [57117]
1. Buthus martensii [TaxId: 34649] [57118] (1)
  1. 1big
    1. chain a [44145]
Bmktx [57119]
1. Buthus martensii [TaxId: 34649] [57120] (1)
  1. 1bkt
    complexed with nh2
    1. chain a [44146]
Bmtx2 [57121]
1. Buthus martensii [TaxId: 34649] [57122] (1)
  1. 2bmt
    1. chain a [44147]
Bmtx3 [103542]
1. Buthus martensii karsch [TaxId: 34649] [103543] (1)
  1. 1m2s
    1. chain a [91170]
Bmp02 neurotoxin [57123]
1. Chinese scorpion (Buthus martensii) [TaxId: 34649] [57124] (1)
  1. 1du9
    1. chain a [44148]
Bekm-1 [82883]
1. Lesser asian scorpion (Buthus eupeus) [TaxId: 34648] [82884] (2)
  1. 1j5j
    1. chain a [77082]
  2. 1lgl
    1. chain a [77955]
alpha-KTX, K+-channel blocker [64537]
1. Brazilian scorpion (Tityus serrulatus), Tstx-k alpha [TaxId: 6887] [64538] (1)
  1. 1hp2
    1. chain a [61110]
2. Scorpion (Tityus cambridgei) [TaxId: 184226] [69934] (1)
  1. 1jlz
    1. chain a [66869]
Neurotoxin bmk37 [103544]
1. Chinese scorpion (Buthus martensi karsch) [TaxId: 34649] [103545] (2)
  1. 1r1g
    complexed with lal, mly
    1. chain a [96816]
    2. chain b [96817]
  2. 1q2k
    1. chain a [95630]
Bmkx [103546]
1. Chinese scorpion (Buthus martensi karsch) [TaxId: 34649] [103547] (2)
  1. 1wt8
    automatically matched to d1rjia_
    1. region a:1-31 [121253]
  2. 1rji
    1. chain a [97568]
Hongotoxin 1 [103548]
1. Scorpion (Centruroides margaritatus) [TaxId: 29018] [103549] (1)
  1. 1hly
    1. chain a [90654]
Margatoxin [57125]
1. Scorpion (Centruroides margaritatus) [TaxId: 29018] [57126] (1)
  1. 1mtx
    1. chain a [44149]
Noxiustoxin [57127]
1. Mexican scorpion (Centruroides noxius) [TaxId: 6878] [57128] (1)
  1. 1sxm
    complexed with nh2
    1. chain a [44150]
Maurotoxin [57129]
1. Scorpion (Scorpio maurus) [TaxId: 53956] [57130] (3)
  SQ P80719
  1. 1txm
    complexed with nh2
    1. chain a [44151]
  2. 1wt7
    a butantoxin-maurotoxin chimera
    1. chain a [114873]
  3. 1wpd
    chimera with hstx1
    1. chain a [114801]
2. Scorpio maurus palmatus [TaxId: 53957] [161118] (1)
  1. 2z3s
    automatically matched to d1txma_
    1. region a:6-39 [154022]
Charybdotoxin [57131]
1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57132] (4)
  1. 2crd
    1. chain a [44152]
  2. 1bah
    two disulfide derivative
    complexed with aba
    1. chain a [44154]
  3. 2a9h
    automatically matched to d1bah__
    mutant
    1. region e:801-837 [126439]
  4. 1cmr
    curaremimetic chimeric protein
    mutant
    1. chain a [44153]
Scyllatoxin [57133]
1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57134] (1)
  1. 1scy
    complexed with nh2
    1. chain a [44155]
Agitoxin [57135]
1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57136] (1)
  1. 1agt
    1. chain a [44156]
Chlorootoxin [57137]
1. Scorpion (Leiurus quinquestriatus), venom [TaxId: 6883] [57138] (1)
  1. 1chl
    1. chain a [44157]
Butantoxin [57139]
1. Brazilian scorpion (Tityus serrulatus) [TaxId: 6887] [57140] (2)
  1. 1c55
    1. chain a [44158]
  2. 1c56
    1. chain a [44159]
Toxin ts kappa [57141]
1. Scorpion (Tityus serrulatus) [TaxId: 6887] [57142] (1)
  1. 1tsk
    1. chain a [44160]
Toxin I5a [57143]
1. Scorpion (Buthus eupeus) [TaxId: 34648] [57144] (1)
  1. 1sis
    complexed with nh2
    1. chain a [44161]
Toxin analog [57145]
1. Scorpion (Androctonus mauretanicus mauretanicus) [TaxId: 6860] [57146] (1)
  1. 1pnh
    1. chain a [44162]
Toxin analog P01 [57147]
1. Scorpion (Androctonus mauretanicus mauretanicus) [TaxId: 6860] [57148] (1)
  1. 1acw
    1. chain a [44163]
OSK1 TOXIN [57149]
1. Central asian scorpion (Orthochirus scrobiculosus) [TaxId: 6892] [57150] (1)
  1. 1sco
    1. chain a [44164]
Kaliotoxin (KTX) [57151]
1. Scorpion (Androctonus mauretanicus mauretanicus) [TaxId: 6860] [57152] (3)
  1. 2ktx
    1. chain a [44165]
  2. 1xsw
    automatically matched to d2ktx__
    1. region a:1-38 [122288]
  3. 1ktx
    misfolded?
    complexed with nh2
    1. chain a [44166]
2. Androctonus mauretanicus [TaxId: 6859] [161119] (1)
  1. 2uvs
    automatically matched to d1xswa1
    1. region a:1-38 [152204]
LQ2 toxin [57153]
1. Scorpion (Leiurus quinquestriatus hebraeus) [TaxId: 6884] [57154] (1)
  1. 1lir
    1. chain a [44167]
Pandinus toxin [57155]
1. Emperor scorpion (Pandinus imperator), PITX-Ka [TaxId: 55084] [57156] (1)
  1. 2pta
    1. chain a [44168]
2. Emperor scorpion (Pandinus imperator), PITX-Kb [TaxId: 55084] [57157] (1)
  1. 1c49
    1. chain a [44169]
PI4, potassium channel blocking toxin 4 [103550]
1. Scorpion (Pandinus imperator) [TaxId: 55084] [103551] (1)
  1. 1n8m
    1. chain a [91705]
Cobatoxin 1 [103552]
1. Scorpion (Centruroides noxius) [TaxId: 6878] [103553] (1)
  1. 1pjv
    1. chain a [94792]
PI7 [57158]
nontoxic peptide?
1. Scorpion (Pandinus imperator) [TaxId: 55084] [57159] (1)
  1. 1qky
    1. chain a [44170]
Ergtoxin (HERG specific toxin CnErg1) [90137]
1. Scorpion (Centruroides noxius) [TaxId: 6878] [90138] (2)
  SQ Q86QT3 21-62
  1. 1px9
    1. chain a [104381]
  2. 1ne5
    1. chain a [85588]
K+ toxin-like peptide Bmp07 (BmKK2) [111396]
1. Chinese scorpion (Buthus martensi karsch) [TaxId: 34649] [111397] (1)
  SQ Q95NK7
  1. 1pvz
    1. chain a [104333]
Neurotoxin bmp01 [111398]
1. Chinese scorpion (Buthus martensii karsch) [TaxId: 34649] [111399] (1)
  SQ Q9U8D2
  1. 1wm7
    1. chain a [109406]
Neurotoxin bmp03 [111400]
1. Chinese scorpion (Buthus martensii karsch) [TaxId: 34649] [111401] (1)
  SQ Q9U8D1
  1. 1wm8
    1. chain a [109407]
Istx [118241]
1. Scorpion (Opisthacanthus madagascariensis) [TaxId: 167108] [118242] (1)
  SQ Q10726 2-33 # 53% sequence identity
  1. 1wmt
    1. chain a [114746]