CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
|   | 3 | Alpha Beta | 
|   | 3.40 | 3-Layer(aba) Sandwich | 
|   | 3.40.430 | Dihydrofolate Reductase, subunit A | 
|   | 3.40.430.10 | Dihydrofolate Reductase, subunit A | 
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 P25539 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 P25539 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)
| P25539 | RIBD_ECOLI Escherichia coli K-12 Riboflavin biosynthesis protein RibD | 
PDB Structure
| PDB | 2OBC | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | Escherichia | 
| Primary Citation | The crystal structure of the bifunctional deaminase/reductase RibD of the riboflavin biosynthetic pathway in Escherichia coli: implications for the reductive mechanism. J.Mol.Biol. | 
