>11SX_2|Chains B, C[auth D]|Nitrogenase molybdenum-iron protein beta chain|Methanosarcina acetivorans (2214) MLDYTPCEEVERSAITINPAKICQPIGAVYAALGVHNCMPHSHGSQGCLSYLRMCLSRHYREAALATTSSFSEGTAVFGGAANLKEALVNLTTVYQPEVIAIHTTCVAETIGDDVGVILEDVSAEELIDPSIKICAASTPSYVGTHITGYDNMVKSFVTTFASKSKPNGKLNIIPGFVEPADIREIKRILSIMGISSIVFPDTTDVFDAPLTKEHTFYPKGGTPIGDIEDSANSLGTIALCRMAGGAAAKILESRYKVPAKIGPTPIGIRNTDRFIMNAAKLANVAIPPELEDERGRLVDMMTDAHPHYHGKKVAIYGDPDILSGLTSLVLEMGMEPSVVLTGTQNSEFEKEIEALIGSEYPDADIISGGDLFMLHQIIKRKPVDLLIGNTYGKFISRAEDVPLVRVGFPIMDRANLHYFPIMGYAGAARLVERIGNTLLDRKDRDAPDWLLETIQ >11SX_1|Chain A|Nitrogenase protein alpha chain|Methanosarcina acetivorans (2214) MWSHPQFEKGGGSGGGSGGGSWSHPQFEKSGMGAEIEDKQLIVDNILKVLPEKAARDRRKHIVVRDCAAEQHIEADDKVIPGILTNRGCAFAGTKGVVFGPIKDMVHLVHGPIGCAYFTWGTRRNLAKAEEGEDNYMNYSVCTDMKETDIVFGGEKKLKKAIDEVVKIFNPGAITICATCPVGLIGDDIESVAREAEEEHGIKVIPARCEGYRGVSQSAGHHIASNSLMEHLIGTEDIKDPTPFDINIFGEYNIGGDLWEIKPILEKIGYRIISSLTGDGSFHKISQAHQAKLSILLCHRSINYTNRMMEEKYGVPWLKVNYIGTKGTEKSLRKMAEFFDDPELTRKTEEVIAEEKAKYADEIERYREKLQGKTAFIYAGGSRSHHYINLFEELGMKVVVAGYQFAHRDDYEGRQIIPHIKEKALGSILEDVHYEREENFKPSINAERITELKEKIGLMDYEGLFPEMKDGTIVVDDLNHHETEFLVKALKPDIFCSGIKDKYWAQKIGVPSRQIHSYDYSGRYTGFSGVLNFARDIDMAIHSPTWRFINPPWKGEGAE