CATH Classification
| Level | CATH Code | Description |
|---|---|---|
|
3 | Alpha Beta |
|
3.40 | 3-Layer(aba) Sandwich |
|
3.40.50 | Rossmann fold |
|
3.40.50.80 | Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module |
Domain Context
CATH Clusters
| Superfamily | Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module |
| Functional Family | NADH-cytochrome b5 reductase |
Enzyme Information
| 1.6.2.2 |
Cytochrome-b5 reductase.
based on mapping to UniProt P20070
NADH + 2 ferricytochrome b5 = NAD(+) + H(+) + 2 ferrocytochrome b5.
|
UniProtKB Entries (1)
| P20070 |
NB5R3_RAT
Rattus norvegicus
NADH-cytochrome b5 reductase 3
|
PDB Structure
| PDB | 1QX4 |
| External Links | |
| Method | X-RAY DIFFRACTION |
| Organism | Escherichia |
| Primary Citation |
The structure of the S127P mutant of cytochrome b5 reductase that causes methemoglobinemia shows the AMP moiety of the flavin occupying the substrate binding site
Biochemistry
|
