Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0006974 | biological_process | DNA damage response |
| A | 0008168 | molecular_function | methyltransferase activity |
| A | 0008270 | molecular_function | zinc ion binding |
| A | 0008898 | molecular_function | S-adenosylmethionine-homocysteine S-methyltransferase activity |
| A | 0009086 | biological_process | methionine biosynthetic process |
| A | 0032259 | biological_process | methylation |
| A | 0033477 | biological_process | S-methylmethionine metabolic process |
| A | 0033528 | biological_process | S-methylmethionine cycle |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0061627 | molecular_function | S-methylmethionine-homocysteine S-methyltransferase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | binding site for residue ZN A 501 |
| Chain | Residue |
| A | CYS229 |
| A | ASN255 |
| A | CYS295 |
| A | CYS296 |
| A | HCS505 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 502 |
| Chain | Residue |
| A | GLU104 |
| A | ASP138 |
| A | HIS140 |
| A | HOH745 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 503 |
| Chain | Residue |
| A | GLU109 |
| A | GLU144 |
| A | HOH738 |
| A | HOH741 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | binding site for residue BME A 504 |
| Chain | Residue |
| A | ALA24 |
| A | CYS296 |
| A | ARG297 |
| site_id | AC5 |
| Number of Residues | 8 |
| Details | binding site for residue HCS A 505 |
| Chain | Residue |
| A | ILE67 |
| A | TYR71 |
| A | SER121 |
| A | GLU168 |
| A | THR169 |
| A | CYS229 |
| A | ZN501 |
| A | HOH606 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | CYS229 | |
| A | CYS295 | |
| A | CYS296 | |
