Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

4Z4Q

Quinazolinedione(PD 0305970)-DNA cleavage complex of topoisomerase IV from S. pneumoniae

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003918molecular_functionDNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
A0005524molecular_functionATP binding
A0005694cellular_componentchromosome
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
B0005694cellular_componentchromosome
B0006259biological_processDNA metabolic process
B0006265biological_processDNA topological change
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue MG A 1501
ChainResidue
APHE1316
ALYS1317
ATHR1319
AGLN1322

site_idAC2
Number of Residues2
Detailsbinding site for residue MG A 1502
ChainResidue
AASP506
AASP508

site_idAC3
Number of Residues3
Detailsbinding site for residue MG B 1501
ChainResidue
BPHE1316
BTHR1319
BGLN1322

site_idAC4
Number of Residues2
Detailsbinding site for residue MG B 1502
ChainResidue
BASP506
BASP508

site_idAC5
Number of Residues8
Detailsbinding site for residue PDQ F 101
ChainResidue
AARG456
AGLU475
ASER1079
BARG1117
EDC15
FDC4
FDG5
HDG1

site_idAC6
Number of Residues9
Detailsbinding site for residue PDQ H 101
ChainResidue
AARG1117
BARG456
BGLY457
BGLU475
BSER1079
FDA1
GDT15
HDT4
HDA5

Functional Information from PROSITE/UniProt
site_idPS00177
Number of Residues9
DetailsTOPOISOMERASE_II DNA topoisomerase II signature. LVEGDSAGG
ChainResidueDetails
ALEU431-GLY439

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_00937","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"20596531","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues10
DetailsSite: {"description":"Interaction with DNA"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Transition state stabilizer"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues228
DetailsDomain: {"description":"Toprim","evidences":[{"source":"HAMAP-Rule","id":"MF_00939","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00939","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"20596531","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues8
DetailsSite: {"description":"Interaction with DNA","evidences":[{"source":"HAMAP-Rule","id":"MF_00939","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

PDB statisticsPDBj update infoContact PDBjnumon