>sp|Q3ATN0|GCH1_CHLCH GTP cyclohydrolase 1 OS=Chlorobium chlorochromatii (strain CaD3) OX=340177 GN=folE PE=3 SV=1 MKQEKTPSAITENKLPFSSSNCGCGCHNDDDTLTHDDGLLTDNLESAVYTMLQNVGEDPQ REGLLKTPERVARSMRFLTKGYHENPEELLQKALFTESYDEMVLVRDIDLFSMCEHHMLP FFGKAHVAYIPDGKIVGLSKLARVVEVFSRRLQVQERLTQQIRDAIQNVLNPKGVAVVIE AKHLCMVMRGVEKLNSITTTSAMSGVFMTSPSTRGEFLRLIQK