>sp|P50141|GCH1_CHICK GTP cyclohydrolase 1 OS=Gallus gallus OX=9031 GN=GCH1 PE=2 SV=1 MAAARSCNGYARREGPPSPKLGTEKPRVSAGSGGSGDGWRGERPRSEEDNELSLPSLAAA YTTILRALGEDPERQGLLKTPWRAATAMQFFTKGYQETIADVLNDAIFDEDHDEMVIVKN IDMFSLCEHHLVPFVGKVHIGYLPNKQVLGLSKLARIVEIYSRRLQVQERLTKQIAIAIT EALQPAGVGVVIEATHMCMVMRGVQKMNSKTATSTMLGVFREDPKTREEFLTLIRS