>tr|Q547V0|Q547V0_NOSS1 Nitrogenase protein alpha chain OS=Nostoc sp.
MTPPENKNLVDENKELIQEVLKAYPEKSRKKREKHLNVHEENKSDCGVKSNIKSVPGVMT
ARGCAYAGSKGVVWGPIKDMIHISHGPVGCGYWSWSGRRNYYVGVTGINSFGTMHFTSDF
QERDIVFGGDKKLTKLIEELDVLFPLNRGVSIQSECPIGLIGDDIEAVAKKTSKQIGKPV
VPLRCEGFRGVSQSLGHHIANDAIRDWIFPEYDKLKKENRLDFEPSPYDVALIGDYNIGG
DAWASRMLLEEMGLRVVAQWSGDGTLNELIQGPAAKLVLIHCYRSMNYICRSLEEQYGMP
WMEFNFFGPTKIAASLREIAAKFDSKIQENAEKVIAKYTPVMNAVLDKYRPRLEGNTVML
YVGGLRPRHVVPAFEDLGIKVVGTGYEFAHNDDYKRTTHYIDNATIIYDDVTAYEFEEFV
KAKKPDLIASGIKEKYVFQKMGLPFRQMHSWDYSGPYHGYDGFAIFARDMDLALNSPTWS
LIGAPWKKAAAKAKAAA