>tr|A0A9X2QZ64|A0A9X2QZ64_9BACT Phosphoribosyl-AMP cyclohydrolase OS=Salinibacter ruber GN=hisI MSDPLLDAADFTDDGLIPAIVQDAETDQVLMMAYMTAETLQETLDTGRMVYWSRSRQERW VKGQTSGHTQTVEEARLDCDGDTLLFRVHQEGGACHTGFRSCFHRRAADDGWTTDGEKVF DPDAVYE