>8Q50_1|Chain A|Nitrogenase iron protein 1|Methanothermococcus thermolithotrophicus DSM 2095 (523845) MSFDEIAPDAKKVAIYGKGGIGKSTTTQNTAAALAYFFDKKVMIHGCDPKADSTRMILHGKPQDTVMDVLREEGEEAVTLEKVRKIGFKDILCVESGGPEPGVGCAGRGVITAVDMMRELEGYPDDLDNLFFDVLGDVVCGGFAMPLRDGLAQEIYIVTSGEMMALYAANNIAKGILKYAEQSGVRLGGIICNARNVDGEKELMDEFCDKLGTKLIHYVPRDNIVQKAEFNKMTVIEFDPECNQAKEYRTLAKNIDENDELVKPTPMTMDELEELVVKYGLIDL