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

e4u9qA3 - ECOD Domain | ECOD

ECOD/Domains/e4u9qA3

e4u9qA3

UID: 001488415

PDB

Range: A:14-101
PDB: 4U9Q chain A(all domains)
UniProt: Q9KPS1 (all domains)
Gene: nqrA

Molecule: Na(+)-translocating NADH-quinone reductase subunit A (Na(+)-NQR subunit A) (Na(+)-translocating NQR subunit A) (EC 7.2.1.1) (NQR complex subunit A) (NQR-1 subunit A)

3D Structure

Loading viewer...

Related Domains

Browse other domains in NQRA →

Classification

AArchitecturea+b complex topology(a.14)

XX-groupalpha/beta-Hammerhead/Barrel-sandwich hybrid(325)

HH-groupalpha/beta-Hammerhead/Barrel-sandwich hybrid(325.1)

TT-groupSingle hybrid motif(325.1.7)

FFamilyNQRA(325.1.7.6)

Pfam Families

NqrA N-terminal barrel-sandwich hybrid domain

ClanCL0105Hybrid

External Links

ECOD PDB View: 4U9Q RCSB PDB: 4U9Q PDBe: 4U9Q UniProt: Q9KPS1

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure