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

O75899_F1_nD1 - ECOD Domain | ECOD

ECOD/Domains/O75899_F1_nD1

O75899_F1_nD1

UID: 003555173

AlphaFold

Range: 51-175,321-425
AlphaFold: AF-O75899
UniProt: O75899 (all domains)
Gene: GABBR2

Protein: Gamma-aminobutyric acid type B receptor subunit 2 (GABA-B receptor 2) (GABA-B-R2) (GABA-BR2) (GABABR2) (Gb2) (G-protein coupled receptor 51) (HG20)

3D Structure

Loading viewer...

Related Domains

Browse other domains in ANF_receptor →

Classification

AArchitecturea/b three-layered sandwiches(a.17)

XX-groupFlavodoxin-like(2007)

HH-groupClass I glutamine amidotransferase-like(2007.1)

TT-groupPeriplasmic binding protein-like I(2007.1.2)

FFamilyANF_receptor(2007.1.2.4)

Ligands

in contact, ≤ 4 Å

DB00181
drugDrugBank DB00181within 5 Å only
gamma-Aminobutyric acid
drugDrugBank DB02530within 5 Å only
DB05010

Pfam Families

PF01094ANF_receptor

Receptor family ligand binding region

ClanCL0144Periplas_BP

External Links

AlphaFold DB: O75899 UniProt: O75899

Representative

This domain is classified based on similarity to:

Downloads

Download Domain PDB Download Domain FASTA Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 51-175,321-425

drugDrugBank DB05010within 5 Å only

Arbaclofen

drugDrugBank DB08891within 5 Å only

DB08892

drugDrugBank DB08892within 5 Å only

Shown in the structure viewer. Drug annotations from DrugDomain.