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

e2nnaA1 - ECOD Domain | ECOD

ECOD/Domains/e2nnaA1

e2nnaA1

UID: 000165417

PDB

Range: A:83-180
PDB: 2NNA chain A(all domains)
UniProt: P01909 (all domains)
Gene: HLA-DQA1

Molecule: MHC class II antigen

3D Structure

Loading viewer...

Related Domains

Browse other domains in C1-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)

FFamilyC1-set(11.1.1.96)

Pfam Families

Immunoglobulin C1-set domain

ClanCL0159E-set

External Links

ECOD PDB View: 2NNA RCSB PDB: 2NNA PDBe: 2NNA UniProt: P01909

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure