>sp|P51597|GCH1_EUGGR GTP cyclohydrolase 1 (Fragment) OS=Euglena gracilis OX=3039 PE=2 SV=1 FSMCEHHMLPFWGKVHIAYIPKGKVLGLSKLARVAEMYARRLQVQERLTRQIASAIERSI QPLGVAVVVDCCHMCMVMRG