>tr|A0A0E3R6D2|A0A0E3R6D2_METBA Nitrogen regulatory protein P-II OS=Methanosarcina barkeri 227 GN=MSBR2_2744 MQMIRAIIRPGMETKVIECLEKEGCISLTKMEVFGRGKQKGIHIADISYDELQKTMLLMV VEDEHKDRAIKTIMESARTGKYGDGRIFVTPVEEAYTIRTGKPGL