>5YXY_1|Chains A, B, C|Cytosolic NiFe-hydrogenase, alpha subunit|Thermococcus kodakarensis (strain ATCC BAA-918 / JCM 12380 / KOD1) (69014) MKNVYLPITVDHIARVEGKGGVEIVVGDDGVKEVKLNIIEGPRFFEAITLGKKLDEALAIYPRICSFCSAAHKLTAVEAAEKAIGFTPREEIQALREVLYIGDMIESHALHLYLLVLPDYLGYSGPLHMIDEYKKEMSIALDLKNLGSWMMDELGSRAIHQENAVLGGFGKLPDKSVLENMKRRLKEALPKAEYTFELFTKLEQYEEVEGPITHIAVKPRNGVYGIYGDYLKASDGNEFPSEEYREHIKEFVVEHSFAKHSHYHGKPFMVGAISRLVNNADTLYGRAKELYESYKDLLRSTNPFANNLAQALELVYFTERAIDLIDEALAKWPIRPRDEVALKDGFGVSTTEAPRGVLVYALKVENGRVSYADIITPTAFNLAMMEQHVRMMAEKHYNDDPEKLKLLAEMVVRAYDPCISCSVHVARL >5YXY_2|Chains D, E, F|Probable hydrogenase nickel incorporation protein HypA|Thermococcus kodakarensis (strain ATCC BAA-918 / JCM 12380 / KOD1) (69014) MHEWALADAIVRTVLDYAQREGASRVKAVRVVLGELQDVAEDIVKFAMEQLFAGTIAEGAEIEFVEEEAVFKCRNCNYEWKLKEVKDKFDERIKEDIHFIPEVVHAFLACPKCGSHDFEVVKGRGVYVAGIKIEKEGGS