>sp|A6VDI9|HIS3_PSEA7 Phosphoribosyl-AMP cyclohydrolase OS=Pseudomonas aeruginosa GN=hisI MKDWLDEIHWNADGLVPAIAQDHETGRVLMMAWMNREALALTASENRAIYWSRSRGKLWR KGEESGHVQKLHELRLDCDADVVILMVEQVGGIACHTGRESCFYRVYENGDWKVVDPVLK DPDAIYEHAGHQHE