Structure analysis

Crystal Structure of a Taiwan Habu Venom Metalloproteinase complexed with its endogenous inhibitor pENW

X-ray diffraction
1.37Å resolution
Source organism: Protobothrops mucrosquamatus
Assemblies composition:
hetero dimer (preferred)
hetero tetramer
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 9254.19 Ã…2
Buried surface area: 1889.71 Ã…2
Dissociation area: 418.6 Ã…2
Dissociation energy (ΔGdiss): 3.29 kcal/mol
Dissociation entropy (TΔSdiss): 5.05 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-129590
Assembly 2
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Multimeric state: hetero tetramer
Accessible surface area: 18299.11 Ã…2
Buried surface area: 3881.63 Ã…2
Dissociation area: 220.18 Ã…2
Dissociation energy (ΔGdiss): 1.17 kcal/mol
Dissociation entropy (TΔSdiss): 15.78 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-129593

Macromolecules

Chain: A
Length: 203 amino acids
Theoretical weight: 23.36 KDa
Source organism: Protobothrops mucrosquamatus
UniProt:
  • Canonical: O57413 (Residues: 190-392; Coverage: 44%)
Pfam: Reprolysin (M12B) family zinc metalloprotease
InterPro:
CATH: Collagenase (Catalytic Domain)
SCOP: Reprolysin-like

Search similar proteins

ENW
Chain: B
Length: 3 amino acids
Theoretical weight: 429 Da
Source organism: Protobothrops mucrosquamatus
Expression system: Not provided

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