Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003933 | molecular_function | GTP cyclohydrolase activity |
| A | 0003934 | molecular_function | GTP cyclohydrolase I activity |
| A | 0016787 | molecular_function | hydrolase activity |
| B | 0003933 | molecular_function | GTP cyclohydrolase activity |
| B | 0003934 | molecular_function | GTP cyclohydrolase I activity |
| B | 0016787 | molecular_function | hydrolase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE MN B 258 |
| Chain | Residue |
| B | CYS147 |
| B | HIS159 |
| B | GLU201 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE MN A 258 |
| Chain | Residue |
| A | CYS147 |
| A | HIS159 |
| A | GLU201 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE AZI B 261 |
| Chain | Residue |
| B | GLU243 |
| B | HIS246 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE MN A 258 |
| Chain | Residue |
| A | HIS159 |
| A | GLU201 |
| A | CYS147 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MN B 258 |
| Chain | Residue |
| B | CYS147 |
| B | HIS159 |
| B | GLU201 |
| B | AZI261 |
| B | HOH406 |
| site_id | AC6 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE LI B 259 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE AZI B 261 |
| Chain | Residue |
| B | GLU243 |
| B | HIS246 |
| B | MN258 |
| B | HOH406 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | SITE: May be catalytically important => ECO:0000250 |
| Chain | Residue | Details |
| A | CYS147 | |
| B | CYS147 | |
