>sp|P20621|NIFK_BRADU Nitrogenase molybdenum-iron protein beta chain OS=Bradyrhizobium diazoefficiens GN=nifK MPQSAEHVLDHVELFRGPEYQQMLAKKKIFENPRDPAEVERIKEWTKTAEYREKNFAREA LAVNPAKACQPLGAVFASVGFERTLPFVHGSQGCVAYYRSHLSRHFKEPSSCVSSSMTED AAVFGGLNNMTDGLANSYKMYKPKMIAVSTTCMAEVIGDDLNAFIKTSKEKGSVPADFDV PFAHTPAFVGSHVTGYDNALKGILEHFWDGKAGTAPKLERKPNGAINIIGGFDGYTVGNL REIKRILELMGIQHTVLADNSEVFDTPTDGEFRMYDGGTTLKDAANAIHAKATISMQQWC TEKTLSFAAEHGQDVLSFNYPVGLSATDDFIVALSRISGKEIPEQLARERGRLVDAIADS SAHVHGKKFAIYGDPDLCYGLAAFLLELGAEPTHVLSTNGNKAWQEKMQALLASSPFGQG CQVYPGRDLWHMRSLLFTEPVDFLIGNTYGKYLERDTATPLIRIGFPIFDRHHHHRSPIW GYQGGLNVLVKILDKIFDEIDNKTNILGKTDYSFDIIR