ECODEvolutionary Classification of Protein Domains

Home Browse Search Download Help

About ECOD

ECOD (Evolutionary Classification of Protein Domains) is a hierarchical classification of protein domains based on evolutionary relationships. It combines automated sequence and structure analysis with manual curation.

Quick Links

Browse Classification
Search
Download Data
Documentation

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e3qx3B6 - ECOD Domain | ECOD

ECOD/Domains/e3qx3B6

e3qx3B6

UID: 001262139

PDB

Range: B:691-841
PDB: 3QX3 chain B(all domains)
UniProt: Q02880 (all domains)
Gene: TOP2B

Molecule: DNA topoisomerase 2-beta (EC 5.6.2.2) (DNA topoisomerase II, beta isozyme)

3D Structure

Loading viewer...

Related Domains

Browse other domains in DNA_topoisoIV →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupHTH(101.1)

TT-groupwinged helix domain(101.1.2)

FFamilyDNA_topoisoIV(101.1.2.9)

Pfam Families

PF00521DNA_topoisoIV

DNA gyrase/topoisomerase IV, subunit A

External Links

ECOD PDB View: 3QX3 RCSB PDB: 3QX3 PDBe: 3QX3 UniProt: Q02880

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure