Structure of PDB 4g0v Chain B Binding Site BS03

Receptor Information
>4g0v Chain B (length=666) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SKIKGIPKLDDANDAGGKHSLECTLILTEGDSAKSLAVSGLGVIGRDRYG
VFPLRGKILNVREASHKQIMENAEINNIIKIVGLQYKKSYDDAESLKTLR
YGKIMIMTDQDQDGSHIKGLLINFIHHNWPSLLKHGFLEEFIAKEAKEYF
ADMERHRILFRYAGPEDDAAITLAFSKKKIDDRKEWLTNFMEDRRQRRLK
HLTYNDFINKELILFSNSDNERSIPSLVDGFKPGQRKVLFTCFKRNDKRE
VKVAQLAGSVAEMSAYHHGEQALMMTIVNLAQNFVGSNNINLLQPIGQFG
TRLHGGKDAASPRYIFTMLSTLARLLFPAVDDNLLKFLYDDNQRVEPEWY
IPIIPMVLINGAEGIGTGWACKLPNYDAREIVNNVRRMLDGLDPHPMLPN
YKNFKGTIQELGQNQYAVSGEIFVVDRNTVEITELPVRTWTQVYKEQVLE
PMLNGPALISDYKEYHTDTTVKFVVKMTEEKLAQAEAAGLHKVFKLQTTL
TCNSMVLFDHMGCLKKYETVQDILKEFFDLRLSYYGLRKEWLVGMLGAES
TKLNNQARFILEKIQGKITIENRSKKDLIQMLVQRGYESDPVKAWKEAQG
PDFNYILNMSLWSLTKEKVEELIKQRDAKGREVNDLKRKSPSDLWKEDLA
AFVEELDKVESQERED
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4g0v On the structural basis and design guidelines for type II topoisomerase-targeting anticancer drugs
Resolution2.548 Å
Binding residue
(original residue number in PDB)		K456 D479 R503
Binding residue
(residue number reindexed from 1)		K8 D31 R55
Enzymatic activity
Enzyme Commision number 5.6.2.2: DNA topoisomerase (ATP-hydrolyzing).
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003918 DNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
GO:0005524 ATP binding
Biological Process
GO:0006259 DNA metabolic process
GO:0006265 DNA topological change

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:4g0v, PDBe:4g0v, PDBj:4g0v
PDBsum4g0v
PubMed24038465
UniProtQ02880|TOP2B_HUMAN DNA topoisomerase 2-beta (Gene Name=TOP2B)

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