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

Q3K3T4_nD1 - ECOD Domain | ECOD

ECOD/Domains/Q3K3T4_nD1

Q3K3T4_nD1

UID: 004432007

AlphaFold

Range: 1-80
AlphaFold: AF-Q3K3T4
UniProt: Q3K3T4 (all domains)

3D Structure

Loading viewer...

Related Domains

Browse other domains in HrcA_DNA-bdg →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupHTH(101.1)

TT-groupwinged helix domain(101.1.2)

FFamilyHrcA_DNA-bdg(101.1.2.46)

Pfam Families

PF03444WHD_HrcA

Winged helix-turn-helix transcription repressor, HrcA DNA-binding

ClanCL0123HTH

External Links

AlphaFold DB: Q3K3T4 UniProt: Q3K3T4

Representative

This domain is classified based on similarity to:

Downloads

Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 1-80