>sp|A1B9F2|HIS3_PARDP Phosphoribosyl-AMP cyclohydrolase OS=Paracoccus denitrificans GN=hisI MFDTASLKYDANGLIPAIAQDHQSGEVLMMAWMNAEAVRQTLDSGRVTYWSRSRQGFWVK GESSGHVQKLVELRVDCDRDCLLLLVDQTGPACHTNRRSCFYTAIREGQEVVIMAPQNPS A