>sp|B1Y8E7|PYRB_LEPCP Aspartate carbamoyltransferase catalytic subunit OS=Leptothrix cholodnii GN=pyrB MLSRRNPQLNNHGELIHLLSTEGLPRAVLTQILDTASTFLSVNDRDVKKVPLLRGKSVFN LFFENSTRTRTTFEIAAKRLSADVINLDIAKSSAAKGESLLDTIANLSAMHADMFVVRHS ESGAPYLIAEHCAPHVHVVNAGDGRHAHPTQGLLDMYTIRHYKKDFTGLRVAIVGDIVHS RVARSDIHALTTLGVPDIRAVGPKTLVPGDLRDMGVRVCHDMAEGIKDADVIIMLRLQNE RMSGAMLPSAGEYFKSYGLTADKLALAAPDCIVMHPGPINRGVEIESTVADGAHSVILPQ VTFGIAVRMAVMSIIAGNDA