>tr|A0A5B9M0Z1|A0A5B9M0Z1_9EURY Nitrogenase protein alpha chain OS=Methanothermobacter sp. KEPCO-1 GN=FVF72_03805 MPFELFGVDAEIPDRKKHIYVKKQGDPEGDIPACNTTTIPGCMTERGCAFAGAKGVITGA IKDALHVIHSPVGCTAYGYGTKRYPTSQEMPDGSMFPIEKFNLKYITGTDLSESDVVFGG MDKLKRCILEAVREFPEANAVYTYATCTTGLIGDDIDAISREVSEEIGKDVVAINAPGFA GPTQSKGHQVANYTLFEDLVGTAEPPRTTEYDVNLIGEYNIDGDLWVLKKYFEEMGINVL STFTGDCCHDEIKWMHRAKLSLVRCQRSANYIAKLLEERYGVPYMKVDFFGIEYCRKNLM AIGEYFGIPERAERVIEDRMKKIGPEIQYFKDKLRGKRVWVFSGGPKNWHLPRPLEDELG MEVVAVSTMFEHEDGYEKIKKRVREGTVIVDDPNSLELEEIIEKYRPDIILSGIKEKYLA HKLGVPCILIHSYENGPYIGFEGFLNLARDMYAAIYNPVWDLLEFEEDVN