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

e4u9kA1 - ECOD Domain | ECOD

ECOD/Domains/e4u9kA1

e4u9kA1

UID: 001389866

PDB

Range: A:1-181
PDB: 4U9K chain A(all domains)
UniProt: Q8EF49 (all domains)
Gene: SO_2144

Molecule: NO-binding heme-dependent sensor protein

3D Structure

Loading viewer...

Related Domains

Browse other domains in HNOB →

Classification

AArchitecturea+b complex topology(a.14)

XX-groupH-NOX domain(873)

HH-groupH-NOX domain(873.1)

TT-groupH-NOX domain(873.1.1)

FFamilyHNOB(873.1.1.5)

Pfam Families

Haem-NO-binding

ClanCL0210HNOX-like

External Links

ECOD PDB View: 4U9K RCSB PDB: 4U9K PDBe: 4U9K UniProt: Q8EF49

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure