Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| A | 0000166 | molecular_function | nucleotide binding | 
| A | 0003909 | molecular_function | DNA ligase activity | 
| A | 0003910 | molecular_function | DNA ligase (ATP) activity | 
| A | 0005524 | molecular_function | ATP binding | 
| A | 0006260 | biological_process | DNA replication | 
| A | 0006281 | biological_process | DNA repair | 
| A | 0006310 | biological_process | DNA recombination | 
| A | 0006974 | biological_process | DNA damage response | 
| A | 0016874 | molecular_function | ligase activity | 
| A | 0044423 | cellular_component | virion component | 
| A | 0046872 | molecular_function | metal ion binding | 
| A | 0051301 | biological_process | cell division | 
| B | 0000166 | molecular_function | nucleotide binding | 
| B | 0003909 | molecular_function | DNA ligase activity | 
| B | 0003910 | molecular_function | DNA ligase (ATP) activity | 
| B | 0005524 | molecular_function | ATP binding | 
| B | 0006260 | biological_process | DNA replication | 
| B | 0006281 | biological_process | DNA repair | 
| B | 0006310 | biological_process | DNA recombination | 
| B | 0006974 | biological_process | DNA damage response | 
| B | 0016874 | molecular_function | ligase activity | 
| B | 0044423 | cellular_component | virion component | 
| B | 0046872 | molecular_function | metal ion binding | 
| B | 0051301 | biological_process | cell division | 
Functional Information from PDB Data
| site_id | AC1 | 
| Number of Residues | 16 | 
| Details | binding site for residue ATP A 501 | 
| Chain | Residue | 
| A | LEU128 | 
| A | PHE232 | 
| A | ILE294 | 
| A | ARG296 | 
| A | LYS316 | 
| A | CD503 | 
| A | CD504 | 
| A | HOH630 | 
| A | VAL129 | 
| A | GLN149 | 
| A | ARG150 | 
| A | LYS151 | 
| A | ARG152 | 
| A | ARG156 | 
| A | ARG172 | 
| A | GLU203 | 
| site_id | AC2 | 
| Number of Residues | 3 | 
| Details | binding site for residue CD A 502 | 
| Chain | Residue | 
| A | LYS380 | 
| A | HIS381 | 
| A | ILE419 | 
| site_id | AC3 | 
| Number of Residues | 3 | 
| Details | binding site for residue CD A 503 | 
| Chain | Residue | 
| A | ARG172 | 
| A | HIS310 | 
| A | ATP501 | 
| site_id | AC4 | 
| Number of Residues | 3 | 
| Details | binding site for residue CD A 504 | 
| Chain | Residue | 
| A | LYS151 | 
| A | GLU291 | 
| A | ATP501 | 
| site_id | AC5 | 
| Number of Residues | 3 | 
| Details | binding site for residue CL A 505 | 
| Chain | Residue | 
| A | ARG150 | 
| A | ARG152 | 
| A | GLU268 | 
| site_id | AC6 | 
| Number of Residues | 17 | 
| Details | binding site for residue ATP B 501 | 
| Chain | Residue | 
| B | LEU128 | 
| B | VAL129 | 
| B | GLN149 | 
| B | ARG150 | 
| B | LYS151 | 
| B | ARG152 | 
| B | ARG156 | 
| B | ARG172 | 
| B | GLU203 | 
| B | PHE232 | 
| B | ILE294 | 
| B | ARG296 | 
| B | LYS316 | 
| B | CD503 | 
| B | CD504 | 
| B | HOH602 | 
| B | HOH621 | 
| site_id | AC7 | 
| Number of Residues | 3 | 
| Details | binding site for residue CD B 502 | 
| Chain | Residue | 
| B | LEU377 | 
| B | HIS381 | 
| B | ILE419 | 
| site_id | AC8 | 
| Number of Residues | 2 | 
| Details | binding site for residue CD B 503 | 
| Chain | Residue | 
| B | HIS310 | 
| B | ATP501 | 
| site_id | AC9 | 
| Number of Residues | 1 | 
| Details | binding site for residue CD B 504 | 
Functional Information from PROSITE/UniProt
| site_id | PS00333 | 
| Number of Residues | 28 | 
| Details | DNA_LIGASE_A2 ATP-dependent DNA ligase signature 2. EGAIVRnangp...YEpgynnyHsahlaKLK | 
| Chain | Residue | Details | 
| A | GLU291-LYS318 |  | 
| site_id | PS00697 | 
| Number of Residues | 9 | 
| Details | DNA_LIGASE_A1 ATP-dependent DNA ligase AMP-binding site. QRKRNGVRA | 
| Chain | Residue | Details | 
| A | GLN149-ALA157 |  | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 | 
| Number of Residues | 2 | 
| Details | Active site: {"description":"N6-AMP-lysine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU10135","evidenceCode":"ECO:0000255"}]} | 
| site_id | SWS_FT_FI2 | 
| Number of Residues | 11 | 
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30674878","evidenceCode":"ECO:0000269"}]} | 
| site_id | SWS_FT_FI3 | 
| Number of Residues | 2 | 
| Details | Binding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]} | 
| site_id | SWS_FT_FI4 | 
| Number of Residues | 4 | 
| Details | Site: {"description":"Important for the catalytic efficiency","evidences":[{"source":"PubMed","id":"30674878","evidenceCode":"ECO:0000269"}]} |