Structural highlights
9bq9 is a 2 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
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| Method: | X-ray diffraction, Resolution 1.95Å |
| Ligands: | , , , , |
| Resources: | FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT |
Function
TOP2A_HUMAN Control of topological states of DNA by transient breakage and subsequent rejoining of DNA strands. Topoisomerase II makes double-strand breaks. Essential during mitosis and meiosis for proper segregation of daughter chromosomes.[1]
References
- ↑ Lee S, Jung SR, Heo K, Byl JA, Deweese JE, Osheroff N, Hohng S. DNA cleavage and opening reactions of human topoisomerase IIalpha are regulated via Mg2+-mediated dynamic bending of gate-DNA. Proc Natl Acad Sci U S A. 2012 Feb 21;109(8):2925-30. doi:, 10.1073/pnas.1115704109. Epub 2012 Feb 9. PMID:22323612 doi:http://dx.doi.org/10.1073/pnas.1115704109
