>tr|Q55796|Q55796_SYNY3 D,D-heptose 1,7-bisphosphate phosphatase OS=Synechocystis sp. (strain PCC 6803 / Kazusa) OX=1111708 GN=hisB PE=3 SV=1 MQLPAGAGEALTQWQKAGYLLIVITNQAGIGRGYFDHGDVAAVHTKIRQEYGKEGVKFTD FFLCPHHPEDGCDCRKPSPEMLLRAAEQYQISLQESYFIGDAPSDVGAAIAAGCQPVVLM TGRGEETCQQLDKFRLQLAGPIPVFANLGETVSLLASLSSK