>sp|A1SL49|HIS3_NOCSJ Phosphoribosyl-AMP cyclohydrolase OS=Nocardioides sp. GN=hisI MTTLDPAIAGRLKRNPDGLVPAVVQQHDTGEVLMLGWMDDEALARTLTTGRATYWSRSRQ EYWLKGETSGHVQWVKEVRLDCDGDTILVKVDQVGAACHTGDRTCFDADLLSGADRPGPD ARG