>tr|Q250Z1|Q250Z1_DESHY Putative nitrogenase subunit nifH OS=Desulfitobacterium hafniense (strain Y51) OX=138119 GN=DSY0362 PE=3 SV=1 MCRRIALYGKGGIGKSTIASNLAAALAGSGLNVLLIGCDPKADSTRNLTREGIPSVLETL ARSEEVSIQNLLHTGDFGVSCVESGGPEAGIGCAGLGISTTLEELTRLGVYDMDWDIILY DVLGDVVCGGFSVPMRKKHVDTVYIVTSADFMSLYAANNILKSVKRYSYTEKPLLGGILH NRADSAKERAVVQEFCRKTNSAYIAAMGQSTEIRLAELQRQTVLKAYSDGAAAQAFLELG RRMAGPGQASVPTPLCPQDMDAVGAAILRLLQDEEAGE