A0A974CIT1 · A0A974CIT1_XENLA
- ProteinDNA topoisomerase 2
- StatusUniProtKB unreviewed (TrEMBL)
- Amino acids1695 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
Key decatenating enzyme that alters DNA topology by binding to two double-stranded DNA molecules, generating a double-stranded break in one of the strands, passing the intact strand through the broken strand, and religating the broken strand.
Catalytic activity
Cofactor
Protein has several cofactor binding sites:
Mg2+ (UniProtKB | Rhea| CHEBI:18420 )
Mn2+ (UniProtKB | Rhea| CHEBI:29035 )
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | nucleolus | |
Cellular Component | nucleoplasm | |
Molecular Function | ATP binding | |
Molecular Function | DNA binding | |
Molecular Function | DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity | |
Molecular Function | metal ion binding | |
Biological Process | DNA topological change | |
Biological Process | resolution of meiotic recombination intermediates | |
Biological Process | sister chromatid segregation |
Keywords
- Molecular function
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameDNA topoisomerase 2
- EC number
Gene names
Organism names
- Strain
- Taxonomic lineageEukaryota > Metazoa > Chordata > Craniata > Vertebrata > Euteleostomi > Amphibia > Batrachia > Anura > Pipoidea > Pipidae > Xenopodinae > Xenopus > Xenopus
Accessions
- Primary accessionA0A974CIT1
Proteomes
Subcellular Location
Interaction
Subunit
Homodimer.
Structure
Family & Domains
Features
Showing features for domain, region, coiled coil, compositional bias.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Domain | 474-591 | Toprim | ||||
Sequence: CTLILTEGDSAKSLAVSGLGVIGRDRYGVFPLRGKILNVREASHKQIMENAEINNIIKIVGLQYKKSYDDNESLKTLRYGKIMIMTDQDQDGSHIKGLLINFFHHNWPSLLKHSFLEE | ||||||
Region | 1108-1139 | Disordered | ||||
Sequence: AWKEAQEKATEEDDLLQDPNEDNSSDSGTGSG | ||||||
Coiled coil | 1158-1201 | |||||
Sequence: VDELVRQRDIKTKELNDLKRKSPSDLWKEDLAAFVEELERVEAQ | ||||||
Region | 1278-1681 | Disordered | ||||
Sequence: GSAPAEGGAEDSLTTTPVKPVKPKREKKEPGPRVKKNVSSPKSSTKKLKKRNPWSDVESKSESDLEEAEPEPVVIPRDSLLRRAAAERPKYTFDFSEEEDADDDDDEGVISRNNNNNFDDLKPPSSPAANSRDDDDVLSDSQEKDDYEFSSFKSTPAPQKPSESQKKKDYIFSSSEKVEASSKYNSDDDDNDEPSPLYSSYSFKTSDKTTGKGSSKKESAKYNSDDDDDEPSPLYSSYSFKSTEKPTSKGSSEKESTRYNSDEDDNDDLPFSSFTFKSSEKPASKGSTKKAKTLSDGTPKPKRPPKPKKSETSLNLDSDLLEFGSSKKSATPKAKGRGKKRKTSDSENEGEYNPGKKPTKPASSSKKSKKASLEQDSDADLFSSEVASETTSRQRPGRARKEVK | ||||||
Compositional bias | 1297-1312 | Basic and acidic residues | ||||
Sequence: PVKPKREKKEPGPRVK | ||||||
Compositional bias | 1326-1350 | Basic and acidic residues | ||||
Sequence: KKRNPWSDVESKSESDLEEAEPEPV | ||||||
Compositional bias | 1358-1372 | Basic and acidic residues | ||||
Sequence: LRRAAAERPKYTFDF | ||||||
Compositional bias | 1410-1427 | Basic and acidic residues | ||||
Sequence: DDDDVLSDSQEKDDYEFS | ||||||
Compositional bias | 1472-1486 | Polar residues | ||||
Sequence: SPLYSSYSFKTSDKT | ||||||
Compositional bias | 1487-1505 | Basic and acidic residues | ||||
Sequence: TGKGSSKKESAKYNSDDDD | ||||||
Compositional bias | 1524-1542 | Basic and acidic residues | ||||
Sequence: TSKGSSEKESTRYNSDEDD | ||||||
Compositional bias | 1548-1571 | Polar residues | ||||
Sequence: FSSFTFKSSEKPASKGSTKKAKTL | ||||||
Compositional bias | 1572-1592 | Basic and acidic residues | ||||
Sequence: SDGTPKPKRPPKPKKSETSLN | ||||||
Compositional bias | 1617-1631 | Basic and acidic residues | ||||
Sequence: KRKTSDSENEGEYNP | ||||||
Compositional bias | 1654-1670 | Polar residues | ||||
Sequence: SDADLFSSEVASETTSR |
Sequence similarities
Belongs to the type II topoisomerase family.
Keywords
- Domain
Phylogenomic databases
Family and domain databases
Sequence
- Sequence statusComplete
- Length1,695
- Mass (Da)191,382
- Last updated2023-02-22 v1
- Checksum69025162C3A1A667
Features
Showing features for compositional bias.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Compositional bias | 1297-1312 | Basic and acidic residues | ||||
Sequence: PVKPKREKKEPGPRVK | ||||||
Compositional bias | 1326-1350 | Basic and acidic residues | ||||
Sequence: KKRNPWSDVESKSESDLEEAEPEPV | ||||||
Compositional bias | 1358-1372 | Basic and acidic residues | ||||
Sequence: LRRAAAERPKYTFDF | ||||||
Compositional bias | 1410-1427 | Basic and acidic residues | ||||
Sequence: DDDDVLSDSQEKDDYEFS | ||||||
Compositional bias | 1472-1486 | Polar residues | ||||
Sequence: SPLYSSYSFKTSDKT | ||||||
Compositional bias | 1487-1505 | Basic and acidic residues | ||||
Sequence: TGKGSSKKESAKYNSDDDD | ||||||
Compositional bias | 1524-1542 | Basic and acidic residues | ||||
Sequence: TSKGSSEKESTRYNSDEDD | ||||||
Compositional bias | 1548-1571 | Polar residues | ||||
Sequence: FSSFTFKSSEKPASKGSTKKAKTL | ||||||
Compositional bias | 1572-1592 | Basic and acidic residues | ||||
Sequence: SDGTPKPKRPPKPKKSETSLN | ||||||
Compositional bias | 1617-1631 | Basic and acidic residues | ||||
Sequence: KRKTSDSENEGEYNP | ||||||
Compositional bias | 1654-1670 | Polar residues | ||||
Sequence: SDADLFSSEVASETTSR |
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
CM004477 EMBL· GenBank· DDBJ | OCT74168.1 EMBL· GenBank· DDBJ | Genomic DNA |