Q02880 (TOP2B_HUMAN) Homo sapiens (Human)

DNA topoisomerase 2-beta UniProtKBInterProSTRINGInteractive Modelling

1626 aa; Sequence (Fasta) ; (Isoform 2; )

Sequence Features

 826O-(5'-phospho-DNA)-tyrosine intermediate.
 482Magnesium 1; catalytic.
 562Magnesium 1; catalytic.
 562Magnesium 2.
 564Magnesium 2.
 510Interaction with DNA.
 513Interaction with DNA.
 682Interaction with DNA.
 683Interaction with DNA.
 744Interaction with DNA.
 778Interaction with DNA.
 825Transition state stabilizer.
 877Important for DNA bending; intercalates between base pairs of target DNA.
 952Interaction with DNA.
 63H -> Y (probable disease-associated mutation found in a patient with autism spectrum disorder; dbSNP:rs886039770). VAR_079273 dbSNP
 169-171ATP.
 182-189ATP.
 397-399ATP.
 100-245Histidine kinase/HSP90-like ATPase
IPR003594PF02518
 287-447DNA topoisomerase, type IIA, subunit B, domain 2
IPR013506PF00204
 478-579TOPRIM domain
IPR006171PF01751
 594-732C-terminal associated domain of TOPRIM
IPR031660PF16898
 734-1189DNA topoisomerase, type IIA, subunit A/C-terminal
IPR002205PF00521
 1508-1610DTHCT
IPR012542PF08070

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
Human topoisomerase IIbeta in complex with DNA and etoposidehomo-2-mer EVP;MG;3qx3454-1206
'Crystal structure of human topoisomerase II beta in complex with 5-iodouridine-containing-DNA an...homo-2-mer EVP;MG;5zrf454-1206
Human Topoisomerase Iibeta in complex with DNAhomo-2-mer MG;4j3n454-1206
Human topoisomerase iibeta in complex with DNA and mitoxantronehomo-2-mer MIX;MG;4g0v454-1206
Structure of a Human topoisomerase IIbeta fragment in complex with DNA and E7873Shomo-2-mer N2S;MG;N2W;5gwj454-1206
Human topoisomerase iibeta in complex with DNA and ametantronehomo-2-mer MG;AKE;4g0w454-1206
Structure of a Human topoisomerase IIbeta fragment in complex with DNA and E7873Rhomo-2-mer N2R;MG;N2N;5gwi454-1206
Human topoisomerase II beta in complex with DNAhomo-2-mer 5zad457-1206
Crystal structure of human topoisomerase II beta in complex with DNA: a new quaternary conformati...homo-2-mer MN;5zen457-1206
'Crystal structure of human topoisomerase II beta in complex with 5-iodouridine-containing-DNA in...homo-2-mer MN;5zqf457-1206
Human topoisomerase IIbeta in complex with DNA and amsacrinehomo-2-mer MG;ASW;4g0u458-1206

Homology models

Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
homo-2-mer ANP;-1.894gfh.1.A50-1205
48.85
homo-2-mer -2.361bjt.1.A452-1206
47.77
homo-2-mer -3.891bgw.1.A452-1206
47.77

Homology models built on isoform sequence

Isoform #Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
2homo-2-merANP;-1.754gfh.1.A45-1200
48.85
2homo-2-mer-2.351bjt.1.A447-1201
47.77
2homo-2-mer-3.881bgw.1.A447-1201
47.77