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Crystal Structure of Myotoxin II (MjTX-II), a myotoxic Lys49-phospholipase A2 from Bothrops moojeni.

X-ray diffraction
1.92Å resolution
PDB entry 4kf3 coloured by chain, front view.
PDB entry 4kf3 coloured by chain, side view.
PDB entry 4kf3 coloured by chain, top view.
Source organism: Bothrops moojeni
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Basic phospholipase A2 homolog myotoxin II
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Multimeric state: monomeric
Accessible surface area: 6887.45 Å2
Buried surface area: 2483.45 Å2
Dissociation area: 94.41 Å2
Dissociation energy (ΔGdiss): -3.56 kcal/mol
Dissociation entropy (TΔSdiss): -0.39 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191507
Assembly 2 (preferred)
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Assembly Name: Basic phospholipase A2 homolog myotoxin II
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Multimeric state: monomeric
Accessible surface area: 6825.74 Å2
Buried surface area: 1212.64 Å2
Dissociation area: 102.07 Å2
Dissociation energy (ΔGdiss): -3.64 kcal/mol
Dissociation entropy (TΔSdiss): -0.39 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191507

Macromolecules

Basic phospholipase A2 homolog myotoxin II
Chains: A, B
Length: 122 amino acids
Theoretical weight: 13.91 KDa
Source organism: Bothrops moojeni
UniProt:
  • Canonical: Q9I834 (Residues: 1-122; Coverage: 100%)
Pfam: Phospholipase A2
InterPro:
CATH: Phospholipase A2 domain
Basic phospholipase A2 homolog myotoxin II in PDB entry 4kf3, assembly 2, front view.
Basic phospholipase A2 homolog myotoxin II in PDB entry 4kf3, assembly 2, side view.
Basic phospholipase A2 homolog myotoxin II in PDB entry 4kf3, assembly 2, top view.
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