>sp|Q607T5|GCH1_METCA GTP cyclohydrolase 1 OS=Methylococcus capsulatus GN=folE MHSVMETLFSQLIQEIGEDVSREGLVDTPKRAASAFRFLNSGYHQSLDHVLNNAVFEADS EDMVIVKDIELYSLCEHHLLPFIGKCHVGYLPQGKVIGLSKIARIVEMYARRLQIQERLT KQIADAIQTAVNPRGVAVVVEAKHLCMMMRGVEKQNSVMTTSSMLGLFRKQSSTRAEFLD LIGRK