>tr|A0A371NBY2|A0A371NBY2_9EURY CoB--CoM heterodisulfide reductase iron-sulfur subunit A OS=Methanothermobacter defluvii GN=C7452_0007 MAEEKKEETMEEPRIGVYVCHCGVNIGGVVDIEAVRDYAAKLPNVVVSKDYKYYCSDPGQ LEIQKDIKELGLNRVVVAACSPRLHEPTFRRCVEEAGLNQFLFEFANLREQDSWVHMDDP EGATEKAKDLVRMAVAKARLLEPLEASKVSVDDKALVIGGGVAGIQTALDLADMGFKTYM VEKRPSISGRMGQLDKTFPTLDCSMCILAPKMVDVGKHDNIELITYAEVKEVDGYIGNFK VKIEKKPRYIDEDLCTGCGSCVEVCPIEMPNYFDEGIGMTKAVYIPFPQAVPLCATIDKD YCIECMLCDEICERGAVKHDQEPEEIEIEVGTIIVATGYDAYDPTEKLEYGYGRHTNVIT GLELERMINASGPTDGKVIKPSDGEKPKRVAFIHCVGSRDEQIGKPYCSRVCCMYIMKNA QLIKDKMPDTEVTLYYMDIRAFGKGFEEFYKRSQEKYGIKFIRGRPAEILENPDLTLTVR SEDTLLGKVTEYDYDMVVLGVGLVPPEGSEKLRQTIGLSKSADGFLMEAHPKLRPVDTLT DGVYLAGVAQGPKDIPDAVAQASGAAARAAIPMVKGEVEIEPIVAVTDSDVCGGCEVCIE LCPFGAISIEEGHANVNVALCKGCGTCVAACPSGAMDQQHFRTEQIMAQIEAALNEQAK