>1a9c_L mol:protein length:221  GTP CYCLOHYDROLASE I
PSLSKEAALVHEALVARGLETPLRPPVHEMDNETRKSLIAGHMTEIMQLLNLDLADDSL
METPHRIAKMYVDEIFSGLDYANFPKITLIENKMKVDEMVTVRDITLTSTSEHHFVTID
GKATVAYIPKDSVIGLSKINRIVQFFAQRPQVQERLTQQILIALQTLLGTNNVAVSIDA
VHYCVKARGIRDATSATTTTSLGGLFKSSQNTRHEFLRAVRHHN