>sp|Q2Y651|PYRB_NITMU Aspartate carbamoyltransferase catalytic subunit OS=Nitrosospira multiformis (strain ATCC 25196 / NCIMB 11849 / C 71) OX=323848 GN=pyrB PE=3 SV=1 MSNNPQLNKSGQLQHLLTTEGLPASILLNILDTAEPFVGVTERDVKKVPLLRGKSIFNLF FEPSTRTRTTFEIAAKRLSADVINLNIAASSQSKGETLLDTVNNLSAMHADMFVVRHAQS GAAHLIAQHVRSDIHVINAGDGRHAHPTQALLDMFTIRRCKRDFHNLRVAIVGDILHSRV ARSQIHALTTLGVPEVRVIAPKTLLPAKVERLGVHVYHDMAKGLKDVDVLMMLRLQNERM LSARLPSTEEYFKYYGLTPEKLALAKPDAIVLHPGPMNRGVEIDSVVADGKQSVILPQVT FGIAVRMAVMSILAGS