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
Privacy

Resources

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

© 2014-2026 Grishin Lab / HHMI / UTSW

e6rx4A2 - ECOD Domain | ECOD

ECOD/Domains/e6rx4A2

e6rx4A2

UID: 002555593

PDB

Range: A:2-177
PDB: 6RX4 chain A(all domains)
UniProt: P0ABJ9 (all domains)
Gene: cydA

Molecule: Cytochrome bd-I ubiquinol oxidase subunit 1

3D Structure

Loading viewer...

Related Domains

Browse other domains in Cyt_bd_oxida_I →

Classification

AArchitecturealpha bundles(a.7)

XX-groupTransmembrane heme-binding four-helical bundle(5069)

HH-groupTransmembrane heme-binding four-helical bundle(5069.1)

TT-groupTransmembrane di-heme cytochromes(5069.1.1)

FFamilyCyt_bd_oxida_I(5069.1.1.3)

Ligands

in contact, ≤ 4 Å

Hybrid Between B and C Type Hemes (Protoporphyrin Ixcontaining Fe)HEB
drugDrugBank DB02182
Cis-heme d hydroxychlorin gamma-spirolactoneHDD

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF01654Cyt_bd_oxida_I

Cytochrome bd terminal oxidase subunit I

External Links

ECOD PDB View: 6RX4 RCSB PDB: 6RX4 PDBe: 6RX4 UniProt: P0ABJ9

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure