CATH Classification

Domain Context

CATH Clusters

Superfamily Dihydrofolate Reductase, subunit A
Functional Family Riboflavin biosynthesis protein RibD

Enzyme Information

1.1.1.193
5-amino-6-(5-phosphoribosylamino)uracil reductase.
based on mapping to UniProt P17618
5-amino-6-(5-phospho-D-ribitylamino)uracil + NADP(+) = 5-amino-6- (5-phospho-D-ribosylamino)uracil + NADPH.
3.5.4.26
Diaminohydroxyphosphoribosylaminopyrimidine deaminase.
based on mapping to UniProt P17618
2,5-diamino-6-hydroxy-4-(5-phosphoribosylamino)pyrimidine + H(2)O = 5-amino-6-(5-phosphoribosylamino)uracil + NH(3).
-!- The substrate is the product of EC 3.5.4.25.

UniProtKB Entries (1)

P17618
RIBD_BACSU
Bacillus subtilis subsp. subtilis str. 168
Riboflavin biosynthesis protein RibD

PDB Structure

PDB 3EX8
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Complex structure of Bacillus subtilis RibG: the reduction mechanism during riboflavin biosynthesis.
Chen, S.C., Lin, Y.H., Yu, H.C., Liaw, S.H.
J.Biol.Chem.