>sp|B7NCI3|GCH1_ECOLU GTP cyclohydrolase 1 OS=Escherichia coli O17:K52:H18 GN=folE MPSLSKEAALVHEALVARGLETPLRPPVHEMDNETRKSLIAGHMTEIMQLLNLDLADDSL METPHRIAKMYVDEIFSGLDYANFPKITLIENKMKVDEMVTVRDITLTSTCEHHFVTIDG KATVAYIPKDSVIGLSKINRIVQFFAQRPQVQERLTQQILIALQTLLGTNNVAVSIDAVH YCVKARGIRDATSATTTTSLGGLFKSSQNTRHEFLRAVRHHN