>sp|Q21HA7|HISZ_SACD2 ATP phosphoribosyltransferase regulatory subunit OS=Saccharophagus degradans GN=hisZ MKKVDRWLLPDGIEEVLPEEASRVEGLRRRLVDLFQSWGYDYVIPPMVEFIDSLLTGSGE DAYLDTFKITDQLSGKTMGIRADITPQAARMDAHSLQREGLNRLCYAGHVMYTKPKGPLA SRTPIQVGVELFGESGLDADIEVISLLLETLEAAGLPDLYIDIGHVGVYRALIEEAGISK EQEEVYFELLQAKSINSIESWVANNITDAKMAEWLLALPRLAGGNHILAEAKALFEDAPA EVSAAIDELEMIDSVLTERYPHSKRYFDLSELRGYHYYTGVIFGAFAPGLGNAIANGGRY DHVGEAFGRARAATGFAADLMSISRVTGRCELAPSGIYVEDSDADGIWAKIKQLRASGER VVCALAGQTAPYKHQHCNRKLIKQGEEFVVAPIK