Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0008168 | molecular_function | methyltransferase activity |
| A | 0008757 | molecular_function | S-adenosylmethionine-dependent methyltransferase activity |
| A | 0009820 | biological_process | alkaloid metabolic process |
| A | 0032259 | biological_process | methylation |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0102740 | molecular_function | theobromine:S-adenosyl-L-methionine 1-N-methyltransferase activity |
| A | 0102741 | molecular_function | paraxanthine:S-adenosyl-L-methionine 3-N-methyltransferase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE SAH A 501 |
| Chain | Residue |
| A | LEU7 |
| A | GLY138 |
| A | SER139 |
| A | PHE140 |
| A | TYR141 |
| A | CYS156 |
| A | TYR157 |
| A | CYS158 |
| A | 37T502 |
| A | HOH510 |
| A | HOH517 |
| A | MET9 |
| A | HOH520 |
| A | HOH547 |
| A | HOH647 |
| A | TYR18 |
| A | GLY60 |
| A | CYS61 |
| A | ALA62 |
| A | ASN66 |
| A | ASN99 |
| A | ASP100 |
| site_id | AC2 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE 37T A 502 |
| Chain | Residue |
| A | TYR18 |
| A | LEU26 |
| A | PHE27 |
| A | TYR157 |
| A | HIS160 |
| A | TRP161 |
| A | ILE226 |
| A | SER237 |
| A | ILE332 |
| A | TYR368 |
| A | SAH501 |
| A | HOH509 |
| A | HOH587 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | TYR18 | |
| A | GLY60 | |
| A | ASN66 | |
| A | LEU98 | |
| A | SER139 | |
| A | CYS156 | |
| A | TYR157 | |
| A | SER237 | |
| A | TYR368 | |
| Chain | Residue | Details |
| A | ASN21 | |
| A | TYR333 | |
| Chain | Residue | Details |
| A | CYS61 | |
| Chain | Residue | Details |
| A | ASN178 | |
| A | ASP260 | |
| A | PHE262 | |
| A | ASN263 | |
| Chain | Residue | Details |
| A | HIS154 | |
| A | ILE266 | |
| A | VAL328 | |
| A | GLU343 | |
