>tr|A0A504BUR4|A0A504BUR4_9HYPH Nitrogen regulatory protein P-II OS=Mesorhizobium sp. B2-1-3A GN=FJ977_19945 MKKIEAIIKPFKLDEVKEALQEAGLQGITVTEAKGFGRQKGHTELYRGAEYVVDFLPKVK IEVVLGDDAVEGAIEAIRKAAQTGRIGDGKIFVSNIEEVVRIRTGETGMDAV