>sp|B5R1I5|PYRI_SALEP Aspartate carbamoyltransferase regulatory chain OS=Salmonella enteritidis PT4 GN=pyrI MTHDNKLQVEAIKCGTVIDHIPAQVGFKLLSLFKLTETDQRITIGLNLPSGEMGRKDLIK IENTFLTEEQVNQLALYAPQATVNRIDNYDVVGKSRPSLPERINNVLVCPNSNCISHAEP VSSSFAVKKRANDIALKCKYCEKEFSHYVVLAN