>sp|A9KXC4|RIBA_SHEB9 GTP cyclohydrolase-2 OS=Shewanella baltica GN=ribA MSIKYVATSKLPTPWGVFAMHGFEDTESGKEHVALTFGTLSADEPVLGRIHSECLTGDAL FSLRCDCGFQLQAAMQNIAETGSGFILYLRQEGRGIGLLNKIRAYELQDKGANTVEANEQ LGFEADMRKYDMIKPMLEQIGVKHVRLMTNNPRKVKAMKEFGIEVVERVPLQVGKNRYNE AYLKTKSTELGHMMSEYHFMDENK