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
Privacy

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e7na5A2 - ECOD Domain | ECOD

ECOD/Domains/e7na5A2

e7na5A2

UID: 002880404

PDB

Range: A:0-180
PDB: 7NA5 chain A(all domains)

Molecule: H-2 class I histocompatibility antigen, D-B alpha chain

3D Structure

Loading viewer...

Related Domains

Browse other domains in MHC_I →

Classification

AArchitecturea+b two layers(a.11)

XX-groupMHC antigen-recognition domain(233)

HH-groupMHC antigen-recognition domain(233.1)

TT-groupMHC antigen-recognition domain(233.1.1)

FFamilyMHC_I(233.1.1.1)

Ligands

in contact, ≤ 4 Å

Only buffers and crystallization additives.

+ 2 additives (Glycerin, Sulfate ion)

GlycerinGOL
DrugBank DB09462
Sulfate ionSO4
DrugBank DB14546

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

Class I Histocompatibility antigen, domains alpha 1 and 2

ClanCL0343MHC

External Links

ECOD PDB View: 7NA5 RCSB PDB: 7NA5 PDBe: 7NA5

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure