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1ZXM

Human Topo IIa ATPase/AMP-PNP

Functional Information from GO Data
ChainGOidnamespacecontents
A0003677molecular_functionDNA binding
A0003918molecular_functionDNA topoisomerase type II (double strand cut, ATP-hydrolyzing) activity
A0005524molecular_functionATP binding
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
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG A 903
ChainResidue
AASN91
AANP901
AHOH927
AHOH928

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG B 904
ChainResidue
BASN91
BANP902
BHOH922
BHOH923

site_idAC3
Number of Residues31
DetailsBINDING SITE FOR RESIDUE ANP A 901
ChainResidue
AASN91
AASN95
AARG98
AASN120
AILE125
AILE141
APHE142
ATHR147
ASER148
ASER149
AASN150
AGLY161
AARG162
AASN163
AGLY164
ATYR165
AGLY166
AALA167
ALYS168
ATHR215
AGLN376
ALYS378
AMG903
AHOH924
AHOH927
AHOH928
AHOH931
AHOH933
AHOH992
BTYR34
AGLU87

site_idAC4
Number of Residues28
DetailsBINDING SITE FOR RESIDUE ANP B 902
ChainResidue
ATYR34
AHOH954
BGLU87
BASN91
BASN95
BASN120
BILE125
BILE141
BPHE142
BTHR147
BSER148
BSER149
BASN150
BGLY161
BARG162
BASN163
BGLY164
BTYR165
BGLY166
BALA167
BLYS168
BGLN376
BLYS378
BMG904
BHOH905
BHOH915
BHOH922
BHOH923

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsRegion: {"description":"Interaction with DNA","evidences":[{"source":"PubMed","id":"23022727","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues22
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16100112","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25202966","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16100112","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25202966","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues14
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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