>1a8r_A mol:protein length:221  GTP CYCLOHYDROLASE I
PSLSKEAALVHEALVARGLETPLRPPVHEMDNETRKSLIAGHMTEIMQLLNLDLADDSL
METPHRIAKMYVDEIFSGLDYANFPKITLIENKMKVDEMVTVRDITLTSTCESHFVTID
GKATVAYIPKDSVIGLSKINRIVQFFAQRPQVQERLTQQILIALQTLLGTNNVAVSIDA
VHYCVKARGIRDATSATTTTSLGGLFKSSQNTRHEFLRAVRHHN