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

e5d4kA4 - ECOD Domain | ECOD

ECOD/Domains/e5d4kA4

e5d4kA4

UID: 001788966

PDB

Range: A:335-444
PDB: 5D4K chain A(all domains)
UniProt: P01833 (all domains)
Gene: PIGR

Molecule: Polymeric immunoglobulin receptor (PIgR) (Poly-Ig receptor) (Hepatocellular carcinoma-associated protein TB6) [Cleaved into: Secretory component]

3D Structure

Loading viewer...

Related Domains

Browse other domains in V-set →

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)

FFamilyV-set(11.1.1.99)

Pfam Families

Immunoglobulin V-set domain

ClanCL0159E-set

External Links

ECOD PDB View: 5D4K RCSB PDB: 5D4K PDBe: 5D4K UniProt: P01833

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure