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

e4iugA9 - ECOD Domain | ECOD

ECOD/Domains/e4iugA9

e4iugA9

UID: 001248350

PDB

Range: A:567-663
PDB: 4IUG chain A(all domains)
UniProt: Q2UCU3 (all domains)
Gene: lacA

Molecule: Beta-galactosidase A (EC 3.2.1.23) (Acidic beta-galactosidase) (Ao-beta-gal) (Lactase A)

3D Structure

Loading viewer...

Related Domains

Browse other domains in BetaGal_dom3 →

Classification

AArchitecturebeta sandwiches(a.3)

XX-groupBeta-galactosidase LacA, domain 3(4077)

HH-groupBeta-galactosidase LacA, domain 3(4077.1)

TT-groupBeta-galactosidase LacA, domain 3(4077.1.1)

FFamilyBetaGal_dom3(4077.1.1.1)

Pfam Families

PF13363BetaGal_dom3

Beta-galactosidase, domain 3

External Links

ECOD PDB View: 4IUG RCSB PDB: 4IUG PDBe: 4IUG UniProt: Q2UCU3

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure