>sp|A6WLV9|RIBA_SHEB8 GTP cyclohydrolase-2 OS=Shewanella baltica GN=ribA MSIKYVATSKLPTPWGVFAMHGFEDTESGKEHVALTFGTLSADEPVLGRIHSECLTGDAL FSLRCDCGFQLQAAMQNIAETGSGFILYLRQEGRGIGLLNKIRAYELQDKGANTVEANEQ LGFEADMRKYDMIKPMLEQIGVKHVRLMTNNPRKVKAMKEFGIEVVERVPLQVGKNRYNE AYLKTKSTELGHMMSEYHFMDENK