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Literature summary for 3.5.4.1 extracted from

  • Ko, T.P.; Lin, J.J.; Hu, C.Y.; Hsu, Y.H.; Wang, A.H.; Liaw, S.H.
    Crystal structure of yeast cytosine deaminase. Insights into enzyme mechanism and evolution (2003), J. Biol. Chem., 278, 19111-19117.
    View publication on PubMed

Crystallization (Commentary)

Crystallization (Comment) Organism
-
Saccharomyces cerevisiae

Inhibitors

Inhibitors Comment Organism Structure
2-hydroxypyrimidine binding structure modeling, inhibition mechanism, acts as a transition state analogue Saccharomyces cerevisiae

Metals/Ions

Metals/Ions Comment Organism Structure
Zn2+ 1 metal ion is tightly bound to the active site, binding structure modeling, Fourier mapping Saccharomyces cerevisiae

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae Q12178
-
-

Reaction

Reaction Comment Organism Reaction ID
cytosine + H2O = uracil + NH3 active site architecture and substrate binding, catalytic mechanism Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5-fluorocytosine + H2O
-
Saccharomyces cerevisiae 5-fluorouracil + NH3
-
?
5-methylcytosine + H2O
-
Saccharomyces cerevisiae thymine + NH3
-
?
cytosine + H2O
-
Saccharomyces cerevisiae uracil + NH3
-
?

Subunits

Subunits Comment Organism
More a monomer is a three-layered alpha/beta/alpha structure with a central beta sheet sandwiched on either side by alpha-helices Saccharomyces cerevisiae

Synonyms

Synonyms Comment Organism
CD
-
Saccharomyces cerevisiae