1.8.7.1	CMG021C, CmSiRB, coenzyme F420-dependent sulfite reductase, CYME_CMG021C, CYME_CMJ117C, DCP68, desulphoviridin, dissimilatory sulfite reductase, dSiR, EC 1.8.99.1, Fd-SiR, FdSiR, ferredoxin and sulfite reductase, ferredoxin sulfite reductase, ferredoxin-dependent sulfite reductase, ferredoxin-sulfite reductase, ferredoxin:sulfite oxidoreductase, ferredoxin:sulfite reductase, Fsr, NirA, PsSiR, SIR, SiRA, SirB, siroheme- and [Fe4-S4]-dependent NirA, sulfite reductase, sulfite reductase B, ZmSiR