COMPND MOL_ID: 1; COMPND 2 MOLECULE: GTP cyclohydrolase 1; COMPND 3 CHAIN: A, B, C, D, E; COMPND 4 EC: 3.5.4.16; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 1; COMPND 7 GTP cyclohydrolase 1; COMPND 8 CHAIN: A, B, C, D, E; COMPND 9 EC: 3.5.4.16; COMPND 10 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.37 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET D 185 REMARK 465 CYS D 186 REMARK 465 MET D 187 REMARK 465 VAL D 188 REMARK 465 MET D 189 REMARK 465 ARG D 190 REMARK 465 GLY D 191 REMARK 465 VAL D 192 REMARK 465 GLN D 193 REMARK 465 LYS D 194 REMARK 465 MET D 195 REMARK 465 ASN D 196 DBREF 6Z89 D 41 250 UNP P30793 GCH1_HUMAN 41 250 DBREF 6Z89 E 41 250 UNP P30793 GCH1_HUMAN 41 250 SEQRES 1 D 192 PRO ARG SER GLU GLU ASP ASN GLU LEU ASN LEU PRO ASN SEQRES 2 D 192 LEU ALA ALA ALA TYR SER SER ILE LEU SER SER LEU GLY SEQRES 3 D 192 GLU ASN PRO GLN ARG GLN GLY LEU LEU LYS THR PRO TRP SEQRES 4 D 192 ARG ALA ALA SER ALA MET GLN PHE PHE THR LYS GLY TYR SEQRES 5 D 192 GLN GLU THR ILE SER ASP VAL LEU ASN ASP ALA ILE PHE SEQRES 6 D 192 ASP GLU ASP HIS ASP GLU MET VAL ILE VAL LYS ASP ILE SEQRES 7 D 192 ASP MET PHE SER MET CYS GLU HIS HIS LEU VAL PRO PHE SEQRES 8 D 192 VAL GLY LYS VAL HIS ILE GLY TYR LEU PRO ASN LYS GLN SEQRES 9 D 192 VAL LEU GLY LEU SER LYS LEU ALA ARG ILE VAL GLU ILE SEQRES 10 D 192 TYR SER ARG ARG LEU GLN VAL GLN GLU ARG LEU THR LYS SEQRES 11 D 192 GLN ILE ALA VAL ALA ILE THR GLU ALA LEU ARG PRO ALA SEQRES 12 D 192 GLY VAL GLY VAL VAL VAL GLU ALA THR HIS MET CYS MET SEQRES 13 D 192 VAL MET ARG GLY VAL GLN LYS MET ASN SER LYS THR VAL SEQRES 14 D 192 THR SER THR MET LEU GLY VAL PHE ARG GLU ASP PRO LYS SEQRES 15 D 192 THR ARG GLU GLU PHE LEU THR LEU ILE ARG