>sp|Q2RWT4|APT_RHORT Adenine phosphoribosyltransferase OS=Rhodospirillum rubrum GN=apt MNLKDHIREVPDFPKPGILFYDISTLLADPDAWQVTMGRMAKVVAPRLPDVLAGIESRGF LVAAPLALKLGLGFVMVRKKGKLPGATVRHEYALEYGTDTVEVQEGAVLPGQRVVILDDL LATGGTLNAASELLGKMGANVVGAACIIELSFLKGRERTKVPIDSLVAYDS