CATH Classification

Domain Context

CATH Clusters

Superfamily Sulfite Reductase Hemoprotein, domain 1
Functional Family Sulfite reductase [ferredoxin], chloroplastic

Enzyme Information

1.8.7.1
Assimilatory sulfite reductase (ferredoxin).
based on mapping to UniProt O23813
Hydrogen sulfide + 6 oxidized ferredoxin [iron-sulfur] cluster + 3 H(2)O = sulfite + 6 reduced ferredoxin [iron-sulfur] cluster + 6 H(+).
-!- The enzyme participates in sulfate assimilation. -!- While it is usually found in cyanobacteria, plants and algae, it has also been reported in bacteria (cf. EC 1.8.1.2). -!- Formerly EC 1.8.99.1.

UniProtKB Entries (1)

O23813
SIR_MAIZE
Zea mays
Sulfite reductase [ferredoxin], chloroplastic

PDB Structure

PDB 5H8V
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural and mutational studies of an electron transfer complex of maize sulfite reductase and ferredoxin.
Kim, J.Y., Nakayama, M., Toyota, H., Kurisu, G., Hase, T.
J.Biochem.