>sp|Q82AA1|HIS4_STRAW Phosphoribosyl isomerase A OS=Streptomyces avermitilis GN=priA MASKLELLPAVDVRDGQAVRLVHGESGTETSYGSPLEAALAWQRSGAEWLHLVDLDAAFG TGDNRALIAEVAGAMDIKVELSGGIRDDDTLAAALATGCTRVNLGTAALETPEWVAKVIA EHGDKIAVGLDVRGTTLRGRGWTRDGGDLYETLERLNSEGCARYVVTDIAKDGTLQGPNL ELLRNVCAATDRPVVASGGVSSLDDLRAIAALVPLGVEGSIVGKALYAKAFTLEEALEAV AK