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

A4JYK0_F1_nD1 - ECOD Domain | ECOD

ECOD/Domains/A4JYK0_F1_nD1

A4JYK0_F1_nD1

UID: 003885459

AlphaFold

Range: 26-155
AlphaFold: AF-A4JYK0
UniProt: A4JYK0 (all domains)
Gene: si:dkey-24p1.1

Protein: B-cell receptor CD22 (Sialic acid-binding Ig-like lectin 2)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Ig_CD22 →

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_CD22(11.1.1.661)

Pfam Families

PF24518Ig_CD22

B-cell receptor CD22-like, first Ig-like

ClanCL0159E-set

External Links

AlphaFold DB: A4JYK0 UniProt: A4JYK0

Representative

This domain is classified based on similarity to:

Downloads

Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 26-155