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hdrB1

Gene
hdrB1
Protein
Ferredoxin:CoB-CoM heterodisulfide reductase subunit B
Organism
Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A)
Length
314 amino acids
Function
Part of a complex that catalyzes the reversible reduction of CoM-S-S-CoB to the thiol-coenzymes H-S-CoM (coenzyme M) and H-S-CoB (coenzyme B). Probably involved in methylotrophic methanogenesis but not in aceticlastic methanogenesis.
Similarity
Belongs to the HdrB family.
Mass
35.327 kDa
Sequence
MKAIESIPDRKLLLFKSCMVGQEYPGIETATSYVFDRLGVDYCINDEQSCCTGIGHYTDVFEGLTTAAIAARNFAVARKCGYPNITCLCSTCYAINKDACELLNTNDGVREKVNSIFREKGFDDLVYEKDSMNPRTNIYHAVEVLLSKVEKIREEIKFDFPGVKAASHHACHYYKVKYLDVIGNPENPQLIDTIAEACGASPVRWYEDRTLTCGMGFSQLHLNKSTSLQVTKTKLDSLQRAGVELMIHMCPNCHIQYDRYQPVIEKEFGVEYDMVHMNIAQFVALSMGADPYKVCGFQTHSVPLEGFLEKTGII

Gene
hdrB1
Protein
H(2)/formate:CoB-CoM heterodisulfide,ferredoxin reductase subunit B1
Organism
Methanococcus maripaludis (strain S2 / LL)
Length
301 amino acids
Function
Part of a complex that catalyzes the reversible reduction of CoM-S-S-CoB to the thiol-coenzymes H-S-CoM (coenzyme M) and H-S-CoB (coenzyme B).
Similarity
Belongs to the HdrB family.
Mass
33.51 kDa
Sequence
MSETDFEYMFFLGCIAPNRYPGIESATYKALDKLGIQLHPFEQASCCPAPGVFGSFDLMTWLTIAARNIVMAEQADLDILTICNGCYGSLFEANHILQDNENARNKVNEVLSKHGLEYTGKSRVRHLTEVLYFDYGTEKIAERVERPLDINVAVHYGCHYLKPTDVKHIESSEVPKSLDGLVEAIGAKSIYYKDKNMCCGAGGGVRARNPEVALEMAETKVKNIIAAGGDCVTEVCPFCHLQFDRGQIEMKETFGREYKLPVIHYAQLLGMAMGMTPKEVALDLHFIPADPLLEKLGINME

Gene
hdrB1
Protein
CoB--CoM heterodisulfide reductase subunit B 1
Organism
Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)
Length
294 amino acids
Function
Part of a complex that catalyzes the reversible reduction of CoM-S-S-CoB to the thiol-coenzymes H-S-CoM (coenzyme M) and H-S-CoB (coenzyme B).
Similarity
Belongs to the HdrB family.
Mass
33.31 kDa
Sequence
MEFVFFLGCIAPNRYPGIEKATYITMEKLGIKLHPFEKASCCPAPGVFGSFDLKTWLTLAARNLCMAEEVEMDILTICNGCYGSLYEANHLLKENEKARKMVNEILSKYGLEYKGKVRVRHLPEVLYYDLGVDRIKEEITNPLNVNVAVHYGCHYLKPTDIKKLESSERPRSFDELVEALGAVSVNYKDKNMCCGAGGGVRARNLDVALKMTKTKLENIKEAKADCITEVCPFCHLQFDRGQVEIKEKFGEEYNIPVIHYSQLLGLAMGMSPKDVALDLHFIPTDEFIKKIDRH