>sp|B2JZ02|GCH1_YERPB GTP cyclohydrolase 1 OS=Yersinia pseudotuberculosis serotype IB (strain PB1/+) OX=502801 GN=folE PE=3 SV=1 MSSLSKEAELVHQALLARGLETPLRKPELDAETRKTRIQAHMTEVMHLLNLDLTDDSLAD TPRRIAKMYVDEIFSGLDYENFPKITLIQNKMKVDEMVTVRDITLTSTCEHHFVTIDGKA TVAYIPKDSVIGLSKINRIVQFFAQRPQVQERLTQQILLALQTLLGTNNVAVSIDAVHYC VKARGIRDATSATTTTSLGGLFKSSQNTRQEFLRAVRHHG