6ZY7
Cryo-EM structure of the entire Human topoisomerase II alpha in State 1
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0000228 | cellular_component | nuclear chromosome |
| A | 0000287 | molecular_function | magnesium ion binding |
| A | 0000712 | biological_process | resolution of meiotic recombination intermediates |
| A | 0000775 | cellular_component | chromosome, centromeric region |
| A | 0000793 | cellular_component | condensed chromosome |
| A | 0000819 | biological_process | sister chromatid segregation |
| A | 0003677 | molecular_function | DNA binding |
| A | 0003682 | molecular_function | chromatin binding |
| A | 0003723 | molecular_function | RNA binding |
| A | 0003916 | molecular_function | DNA topoisomerase activity |
| A | 0003918 | molecular_function | DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity |
| A | 0005080 | molecular_function | protein kinase C binding |
| A | 0005515 | molecular_function | protein binding |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005634 | cellular_component | nucleus |
| A | 0005654 | cellular_component | nucleoplasm |
| A | 0005730 | cellular_component | nucleolus |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005814 | cellular_component | centriole |
| A | 0006259 | biological_process | DNA metabolic process |
| A | 0006265 | biological_process | DNA topological change |
| A | 0006325 | biological_process | chromatin organization |
| A | 0006974 | biological_process | DNA damage response |
| A | 0007059 | biological_process | chromosome segregation |
| A | 0007143 | biological_process | female meiotic nuclear division |
| A | 0008094 | molecular_function | ATP-dependent activity, acting on DNA |
| A | 0008301 | molecular_function | DNA binding, bending |
| A | 0009330 | cellular_component | DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) complex |
| A | 0016853 | molecular_function | isomerase activity |
| A | 0030263 | biological_process | apoptotic chromosome condensation |
| A | 0032991 | cellular_component | protein-containing complex |
| A | 0042752 | biological_process | regulation of circadian rhythm |
| A | 0042803 | molecular_function | protein homodimerization activity |
| A | 0043065 | biological_process | positive regulation of apoptotic process |
| A | 0043130 | molecular_function | ubiquitin binding |
| A | 0045870 | biological_process | positive regulation of single stranded viral RNA replication via double stranded DNA intermediate |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0046982 | molecular_function | protein heterodimerization activity |
| A | 0048511 | biological_process | rhythmic process |
| A | 1990904 | cellular_component | ribonucleoprotein complex |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0000228 | cellular_component | nuclear chromosome |
| B | 0000287 | molecular_function | magnesium ion binding |
| B | 0000712 | biological_process | resolution of meiotic recombination intermediates |
| B | 0000775 | cellular_component | chromosome, centromeric region |
| B | 0000793 | cellular_component | condensed chromosome |
| B | 0000819 | biological_process | sister chromatid segregation |
| B | 0003677 | molecular_function | DNA binding |
| B | 0003682 | molecular_function | chromatin binding |
| B | 0003723 | molecular_function | RNA binding |
| B | 0003916 | molecular_function | DNA topoisomerase activity |
| B | 0003918 | molecular_function | DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity |
| B | 0005080 | molecular_function | protein kinase C binding |
| B | 0005515 | molecular_function | protein binding |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005634 | cellular_component | nucleus |
| B | 0005654 | cellular_component | nucleoplasm |
| B | 0005730 | cellular_component | nucleolus |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005814 | cellular_component | centriole |
| B | 0006259 | biological_process | DNA metabolic process |
| B | 0006265 | biological_process | DNA topological change |
| B | 0006325 | biological_process | chromatin organization |
| B | 0006974 | biological_process | DNA damage response |
| B | 0007059 | biological_process | chromosome segregation |
| B | 0007143 | biological_process | female meiotic nuclear division |
| B | 0008094 | molecular_function | ATP-dependent activity, acting on DNA |
| B | 0008301 | molecular_function | DNA binding, bending |
| B | 0009330 | cellular_component | DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) complex |
| B | 0016853 | molecular_function | isomerase activity |
| B | 0030263 | biological_process | apoptotic chromosome condensation |
| B | 0032991 | cellular_component | protein-containing complex |
| B | 0042752 | biological_process | regulation of circadian rhythm |
| B | 0042803 | molecular_function | protein homodimerization activity |
| B | 0043065 | biological_process | positive regulation of apoptotic process |
| B | 0043130 | molecular_function | ubiquitin binding |
| B | 0045870 | biological_process | positive regulation of single stranded viral RNA replication via double stranded DNA intermediate |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0046982 | molecular_function | protein heterodimerization activity |
| B | 0048511 | biological_process | rhythmic process |
| B | 1990904 | cellular_component | ribonucleoprotein complex |
Functional Information from PROSITE/UniProt
| site_id | PS00177 |
| Number of Residues | 9 |
| Details | TOPOISOMERASE_II DNA topoisomerase II signature. LTEGDSAKT |
| Chain | Residue | Details |
| B | LEU459-THR467 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 234 |
| Details | Domain: {"description":"Toprim","evidences":[{"source":"PROSITE-ProRule","id":"PRU00995","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | Region: {"description":"Interaction with DNA","evidences":[{"source":"PubMed","id":"23022727","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 18 |
| Details | Region: {"description":"Interaction with DNA","evidences":[{"source":"PubMed","id":"22841979","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 20 |
| Details | Motif: {"description":"Nuclear export signal"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 2 |
| Details | Active site: {"description":"O-(5'-phospho-DNA)-tyrosine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU01384","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 22 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"16100112","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25202966","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"16100112","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25202966","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00995","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"22841979","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 2 |
| Details | Site: {"description":"Interaction with DNA","evidences":[{"source":"PROSITE-ProRule","id":"PRU00995","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 14 |
| Details | Site: {"description":"Interaction with DNA","evidences":[{"source":"PubMed","id":"22841979","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 2 |
| Details | Site: {"description":"Transition state stabilizer","evidences":[{"source":"UniProtKB","id":"P06786","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 2 |
| Details | Site: {"description":"Important for DNA bending; intercalates between base pairs of target DNA","evidences":[{"source":"UniProtKB","id":"P06786","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI15 |
| Number of Residues | 2 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"16964243","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"17081983","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18691976","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI16 |
| Number of Residues | 44 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI17 |
| Number of Residues | 10 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"25772364","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |






