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Binding of chloromethyl ketone substrate analogues to crystalline papain

X-ray diffraction
2.8Å resolution
PDB entry 6pad coloured by chain, front view.
PDB entry 6pad coloured by chain, side view.
PDB entry 6pad coloured by chain, top view.
Source organism: Carica papaya
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Papain
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Multimeric state: monomeric
Accessible surface area: 9520.4 Å2
Buried surface area: 0.0 Å2
Dissociation area: 0 Å2
Dissociation energy (ΔGdiss): 0 kcal/mol
Dissociation entropy (TΔSdiss): 0 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-133539

Macromolecules

Papain
Chain: A
Length: 212 amino acids
Theoretical weight: 23.45 KDa
Source organism: Carica papaya
Expression system: Not provided
UniProt:
  • Canonical: P00784 (Residues: 134-345; Coverage: 65%)
Pfam: Papain family cysteine protease
InterPro:
CATH: Cysteine proteinases
SCOP: Papain-like
Papain in PDB entry 6pad, assembly 1, front view.
Papain in PDB entry 6pad, assembly 1, side view.
Papain in PDB entry 6pad, assembly 1, top view.
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