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

e4on0A1 - ECOD Domain | ECOD

ECOD/Domains/e4on0A1

e4on0A1

UID: 001287075

PDB

Range: A:6-102
PDB: 4ON0 chain A(all domains)
UniProt: Q83TD2 (all domains)
Gene: nolR

Molecule: NolR

3D Structure

Loading viewer...

Related Domains

Browse other domains in HTH_5 →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupHTH(101.1)

TT-groupwinged helix domain(101.1.2)

FFamilyHTH_5(101.1.2.14)

Pfam Families

Bacterial regulatory protein, arsR family

ClanCL0123HTH

External Links

ECOD PDB View: 4ON0 RCSB PDB: 4ON0 PDBe: 4ON0 UniProt: Q83TD2

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure