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

e3d9bA1 - ECOD Domain | ECOD

ECOD/Domains/e3d9bA1

e3d9bA1

UID: 001627180

PDB

Range: A:135-181,A:274-330
PDB: 3D9B chain A(all domains)
UniProt: P31224 (all domains)
Gene: acrB

Molecule: Multidrug efflux pump subunit AcrB (AcrAB-TolC multidrug efflux pump subunit AcrB) (Acridine resistance protein B)

3D Structure

Loading viewer...

Related Domains

Browse other domains in ACR_tran →

Classification

AArchitecturea+b two layers(a.11)

XX-groupAlpha-beta plaits(304)

HH-groupFerredoxin domains in multidrug efflux transporter(304.28)

TT-groupMultidrug efflux transporter AcrB pore domain(304.28.1)

FFamilyACR_tran(304.28.1.1)

Pfam Families

PF00873ACR_tran

AcrB/AcrD/AcrF family

ClanCL0322RND_permease

External Links

ECOD PDB View: 3D9B RCSB PDB: 3D9B PDBe: 3D9B UniProt: P31224

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure