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Crystal structure of yeast cytosine deaminase apo-enzyme: inorganic zinc bound

X-ray diffraction
1.43Å resolution
PDB entry 1ox7 coloured by chain, front view.
PDB entry 1ox7 coloured by chain, side view.
PDB entry 1ox7 coloured by chain, top view.
Source organism: Saccharomyces cerevisiae
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Cytosine deaminase
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Multimeric state: homo dimer
Accessible surface area: 12546.67 Å2
Buried surface area: 3445.48 Å2
Dissociation area: 1,457.76 Å2
Dissociation energy (ΔGdiss): 18.7 kcal/mol
Dissociation entropy (TΔSdiss): 12.23 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-171310

Macromolecules

Cytosine deaminase
Chains: A, B
Length: 161 amino acids
Theoretical weight: 18.09 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli
UniProt:
  • Canonical: Q12178 (Residues: 1-158; Coverage: 100%)
Gene names: FCY1, YP9499.17, YPR062W
Pfam: Cytidine and deoxycytidylate deaminase zinc-binding region
InterPro:
CATH: Cytidine Deaminase, domain 2
SCOP: Deoxycytidylate deaminase-like
Cytosine deaminase in PDB entry 1ox7, assembly 1, front view.
Cytosine deaminase in PDB entry 1ox7, assembly 1, side view.
Cytosine deaminase in PDB entry 1ox7, assembly 1, top view.
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