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

e6opqI1 - ECOD Domain | ECOD

ECOD/Domains/e6opqI1

e6opqI1

UID: 002669474

PDB

Range: I:1-97
PDB: 6OPQ chain I(all domains)
UniProt: P01730 (all domains)
Gene: CD4

Molecule: T-cell surface glycoprotein CD4 (T-cell surface antigen T4/Leu-3) (CD antigen CD4)

3D Structure

Loading viewer...

Related Domains

Browse other domains in ig →

Classification

AArchitecturebeta sandwiches(a.3)

XX-groupImmunoglobulin-like beta-sandwich(11)

HH-groupImmunoglobulin-related(11.1)

TT-groupImmunoglobulin/Fibronectin type III/E set domains/PapD-like(11.1.1)

FFamilyig(11.1.1.3)

Pfam Families

Immunoglobulin domain

ClanCL0159E-set

External Links

ECOD PDB View: 6OPQ RCSB PDB: 6OPQ PDBe: 6OPQ UniProt: P01730

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure