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5BTL

Crystal structure of a topoisomerase II complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003918molecular_functionDNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
A0005524molecular_functionATP binding
A0006259biological_processDNA metabolic process
A0006265biological_processDNA topological change
B0003677molecular_functionDNA binding
B0003918molecular_functionDNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
B0005524molecular_functionATP binding
B0006265biological_processDNA topological change
C0003677molecular_functionDNA binding
C0003918molecular_functionDNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
C0005524molecular_functionATP binding
C0006259biological_processDNA metabolic process
C0006265biological_processDNA topological change
D0003677molecular_functionDNA binding
D0003918molecular_functionDNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
D0005524molecular_functionATP binding
D0006265biological_processDNA topological change
Functional Information from PDB Data
site_idAC1
Number of Residues6
Detailsbinding site for residue MG B 701
ChainResidue
BASP532
BASP534
BHOH804
BHOH807
BHOH809
BHOH811

site_idAC2
Number of Residues6
Detailsbinding site for residue MG D 701
ChainResidue
DHOH803
DHOH807
DHOH811
DASP532
DASP534
DHOH801

site_idAC3
Number of Residues18
Detailsbinding site for residue 8MX E 101
ChainResidue
AARG128
APTR129
CALA90
CHOH607
DARG482
DGLU501
EDT14
EDA15
EHOH203
EHOH205
FDT10
FDA11
FMG101
FHOH205
GDC14
GDA15
HDT10
HDG11

site_idAC4
Number of Residues4
Detailsbinding site for residue MG E 102
ChainResidue
H8MX101
HHOH201
HHOH203
HHOH204

site_idAC5
Number of Residues4
Detailsbinding site for residue MG F 101
ChainResidue
CHOH607
E8MX101
EHOH205
FHOH205

site_idAC6
Number of Residues17
Detailsbinding site for residue 8MX H 101
ChainResidue
AALA90
BARG482
BGLU501
CARG128
EDT10
EDG11
EMG102
FDC14
FDA15
GDT10
GDA11
HDT14
HDA15
HHOH201
HHOH202
HHOH203
HHOH204

Functional Information from PROSITE/UniProt
site_idPS00177
Number of Residues9
DetailsTOPOISOMERASE_II DNA topoisomerase II signature. VVEGDSAGG
ChainResidueDetails
BVAL457-GLY465

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"O-(5'-phospho-DNA)-tyrosine intermediate","evidences":[{"source":"HAMAP-Rule","id":"MF_01897","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues228
DetailsDomain: {"description":"Toprim","evidences":[{"source":"HAMAP-Rule","id":"MF_01898","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_01898","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsSite: {"description":"Interaction with DNA","evidences":[{"source":"HAMAP-Rule","id":"MF_01898","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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