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Crystal structure of beta-cardiotoxin, a novel three-finger cardiotoxin from the venom of ophiophagus hannah

Analyse Crystal structure of beta-cardiotoxin, a novel three-finger cardiotoxin from… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
3PLC
Type
protein
Length
172 residues
Chains
3
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Beta-cardiotoxin oh-27
UniProt
Q69CK0

Structure

x-ray diffraction · 2 distinct chains · 0% helix, 39% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ABeta-cardiotoxin oh-27protein540% helix, 37% strandQ69CK0
B, CBeta-cardiotoxin oh-27protein590% helix, 41% strandQ69CK0

Interfaces

1 interface between chains.

  • B–C · 386 Ų buried · 1 hydrogen bond · protein-protein

Modifications

Observed in the structure: 12 disulfide (disulfide).

Compared structures

  • 3PLC · Crystal structure of Beta-Cardiotoxin, a novel three-finger cardiotoxin from the venom of… · the same entry in another collection · chain A against A, TM-score 1.00
  • Q69CK0 · AlphaFold monomer V2.0 prediction for beta-cardiotoxin CTX27 (Q69CK0) · a predicted model of the same protein · chain A against A, TM-score 0.92

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