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4Z53

Quinolone(Trovafloxacin)-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 Residues1
Detailsbinding site for residue MG A 1501
ChainResidue
FTR6101

site_idAC2
Number of Residues3
Detailsbinding site for residue MG A 1502
ChainResidue
AGLU433
AASP506
AASP508

site_idAC3
Number of Residues1
Detailsbinding site for residue MG B 1501
ChainResidue
HTR6101

site_idAC4
Number of Residues3
Detailsbinding site for residue MG B 1502
ChainResidue
BGLU433
BASP506
BASP508

site_idAC5
Number of Residues8
Detailsbinding site for residue TR6 F 101
ChainResidue
ASER1079
AMG1501
BARG1117
EDT15
FDC4
FDA5
HDG1
AARG456

site_idAC6
Number of Residues11
Detailsbinding site for residue TR6 H 101
ChainResidue
AARG1117
BGLY434
BARG456
BGLY457
BGLU475
BSER1079
BMG1501
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

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