>sp|Q8YN49|GCH12_NOSS1 GTP cyclohydrolase 1 2 OS=Nostoc sp. GN=folE2 MTLSIRPDTVSAAQMVSSLSTQQTPTVTEAEMVQAVRTLLIGLGENPDREGLLDTPKRVV KALQFLTKGYNESLDELLNGAVFTEDANEMVLIRDIDIFSSCEHHILPIIGRAHVAYIPN GKVIGLSKIARVCEMYARRLQVQERLTLQIADALQGLLKPQGVAVVIEATHMCMVMRGVQ KPGSWTVTSAMRGVFAEDARTREEFMNLVRHNANFH