Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0042799 | molecular_function | histone H4K20 methyltransferase activity |
| B | 0042799 | molecular_function | histone H4K20 methyltransferase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 401 |
| Chain | Residue |
| A | CYS275 |
| A | CYS319 |
| A | CYS321 |
| A | CYS324 |
| site_id | AC2 |
| Number of Residues | 18 |
| Details | binding site for residue SAM A 402 |
| Chain | Residue |
| A | ALA210 |
| A | PHE250 |
| A | ALA269 |
| A | PHE270 |
| A | ILE271 |
| A | ASN272 |
| A | HIS273 |
| A | TYR307 |
| A | PHE312 |
| A | CYS319 |
| A | GLU320 |
| A | CYS321 |
| B | ARG257 |
| A | HIS98 |
| A | TYR203 |
| A | SER205 |
| A | GLU206 |
| A | GLY209 |
| site_id | AC3 |
| Number of Residues | 13 |
| Details | binding site for residue 9ZY A 403 |
| Chain | Residue |
| A | GLY229 |
| A | VAL252 |
| A | MET253 |
| A | TRP264 |
| A | ALA268 |
| A | ALA269 |
| A | PHE281 |
| A | ALA289 |
| A | TYR307 |
| A | PHE311 |
| A | HOH512 |
| B | ARG244 |
| B | HIS245 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 401 |
| Chain | Residue |
| B | CYS275 |
| B | CYS319 |
| B | CYS321 |
| B | CYS324 |
| site_id | AC5 |
| Number of Residues | 20 |
| Details | binding site for residue SAM B 402 |
| Chain | Residue |
| A | ARG257 |
| A | HOH510 |
| B | HIS98 |
| B | TYR203 |
| B | SER205 |
| B | GLU206 |
| B | GLY209 |
| B | ALA210 |
| B | PHE250 |
| B | ALA269 |
| B | PHE270 |
| B | ILE271 |
| B | ASN272 |
| B | HIS273 |
| B | TYR307 |
| B | PHE312 |
| B | CYS319 |
| B | GLU320 |
| B | CYS321 |
| B | HOH508 |
| site_id | AC6 |
| Number of Residues | 12 |
| Details | binding site for residue 9ZY B 403 |
| Chain | Residue |
| A | ARG244 |
| A | HIS245 |
| B | GLY229 |
| B | VAL252 |
| B | MET253 |
| B | TRP264 |
| B | ALA268 |
| B | ALA269 |
| B | PHE281 |
| B | ALA289 |
| B | TYR307 |
| B | PHE311 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | HIS98 | |
| B | HIS98 | |
| B | TYR203 | |
| B | ALA210 | |
| B | ASN272 | |
| B | CYS275 | |
| B | CYS319 | |
| B | GLU320 | |
| B | CYS321 | |
| B | CYS324 | |
| A | TYR203 | |
| A | ALA210 | |
| A | ASN272 | |
| A | CYS275 | |
| A | CYS319 | |
| A | GLU320 | |
| A | CYS321 | |
| A | CYS324 | |
| Chain | Residue | Details |
| A | ARG257 | |
| B | ARG257 | |
