>sp|Q2S3T1|HIS3_SALRD Phosphoribosyl-AMP cyclohydrolase OS=Salinibacter ruber (strain DSM 13855 / M31) OX=309807 GN=hisI PE=3 SV=1 MSDPLLDAADFTDDGLIPAIVQDAETDQVLMMAYMTAETLQETLDTGRMVYWSRSRQERW VKGQTSGHTQTVEEARLDCDGDTLLFRVHQEGGACHTGFRSCFHRRAADDGWTTDGEKVF DPDAVYE