1.8.7.3	CoB-CoM heterodisulfide reductase, CoB-CoM heterodisulfide reductase iron-sulfur subunit A, CoB-S-S-CoM reductase, Coenzyme B-Coenzyme M heterodisulfide reductase, ferredoxin:heterodisulfide oxidoreductase, HDR, hdrA1B1C1, hdrA2B2C2, HdrABC, HdrB, HdrD, heterodisulfide reductase, Mhun_1838	-	-, 742382, 742500, 744307, 744972, 745383, 745797, 764472, 764654, 764753, 765831, 765833	
1.8.7.3	additional information	cf. EC 1.8.98.1, EC 1.8.98.4, and EC 1.8.98.5	-, 765831	
1.8.7.3	HdrB, HdrB2, HdrB2C2	subunit	-, 742382, 742500, 743210, 744307, 745797