Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000287 | molecular_function | magnesium ion binding |
| A | 0003848 | molecular_function | 2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity |
| A | 0005524 | molecular_function | ATP binding |
| A | 0009396 | biological_process | folic acid-containing compound biosynthetic process |
| A | 0016301 | molecular_function | kinase activity |
| A | 0046654 | biological_process | tetrahydrofolate biosynthetic process |
| A | 0046656 | biological_process | folic acid biosynthetic process |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 26 |
| Details | BINDING SITE FOR RESIDUE APC A 301 |
| Chain | Residue |
| A | GLN74 |
| A | LEU111 |
| A | THR112 |
| A | HIS115 |
| A | TYR116 |
| A | ARG121 |
| A | GLN145 |
| A | HIS148 |
| A | CA302 |
| A | CA303 |
| A | GOL305 |
| A | ARG82 |
| A | HOH402 |
| A | HOH410 |
| A | HOH431 |
| A | HOH485 |
| A | HOH495 |
| A | HOH519 |
| A | HOH546 |
| A | ARG84 |
| A | TRP89 |
| A | ARG92 |
| A | ASP95 |
| A | ASP97 |
| A | ILE98 |
| A | ARG110 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CA A 302 |
| Chain | Residue |
| A | ASP95 |
| A | ASP97 |
| A | APC301 |
| A | HOH418 |
| A | HOH431 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CA A 303 |
| Chain | Residue |
| A | ASP95 |
| A | ASP97 |
| A | APC301 |
| A | HOH410 |
| A | HOH412 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CA A 304 |
| Chain | Residue |
| A | GLY26 |
| A | ILE28 |
| A | SER31 |
| A | HOH436 |
| A | HOH448 |
| A | HOH472 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL A 305 |
| Chain | Residue |
| A | HIS115 |
| A | TYR116 |
| A | APC301 |
| A | HOH410 |
| A | HOH421 |
| site_id | AC6 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE YH4 A 306 |
| Chain | Residue |
| A | THR42 |
| A | PRO43 |
| A | PRO44 |
| A | LEU45 |
| A | TYR53 |
| A | ASN55 |
| A | TRP89 |
| A | ARG121 |
| A | PHE123 |
| A | HOH418 |
| A | HOH432 |
| A | HOH453 |
| A | HOH528 |
Functional Information from PROSITE/UniProt
| site_id | PS00794 |
| Number of Residues | 12 |
| Details | HPPK 7,8-dihydro-6-hydroxymethylpterin-pyrophosphokinase signature. RwGPRtlDLDIM |
| Chain | Residue | Details |
| A | ARG88-MET99 | |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 151 |
| Chain | Residue | Details |
| A | ARG82 | electrostatic stabiliser, hydrogen bond donor |
| A | ARG92 | electrostatic stabiliser, hydrogen bond donor |
| A | ASP95 | metal ligand |
| A | ASP97 | metal ligand |
