>gi|4503949 GTP cyclohydrolase 1 isoform 1 [Homo sapiens]
MEKGPVRAPAEKPRGARCSNGFPERDPPRPGPSRPAEKPPRPEAKSAQPA
DGWKGERPRSEEDNELNLPNLAAAYSSILSSLGENPQRQGLLKTPWRAAS
AMQFFTKGYQETISDVLNDAIFDEDHDEMVIVKDIDMFSMCEHHLVPFVG
KVHIGYLPNKQVLGLSKLARIVEIYSRRLQVQERLTKQIAVAITEALRPA
GVGVVVEATHMCMVMRGVQKMNSKTVTSTMLGVFREDPKTREEFLTLIRS