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

e3qu4A1 - ECOD Domain | ECOD

ECOD/Domains/e3qu4A1

e3qu4A1

UID: 000418092

PDB

Range: A:2-224
PDB: 3QU4 chain A(all domains)
UniProt: Q8A5V9 (all domains)
Gene: BT_2127

Molecule: INORGANIC PYROPHOSPHATASE

3D Structure

Loading viewer...

Related Domains

Browse other domains in HAD_2 →

Classification

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

XX-groupHAD domain-like(2006)

HH-groupHAD domain-related(2006.1)

TT-groupHAD-like(2006.1.1)

FFamilyHAD_2(2006.1.1.18)

Ligands

in contact, ≤ 4 Å

Chloride ionCL
Magnesium ionMG
metal

+ 1 additive (Acetate)

AcetateACT

Pfam Families

Haloacid dehalogenase-like hydrolase

ClanCL0137HAD

External Links

ECOD PDB View: 3QU4 RCSB PDB: 3QU4 PDBe: 3QU4 UniProt: Q8A5V9

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

DrugBank DB14511

Shown in the structure viewer. Drug annotations from DrugDomain.