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

e4v40K1 - ECOD Domain | ECOD

ECOD/Domains/e4v40K1

e4v40K1

UID: 001427871

PDB

Range: K:731-1023
PDB: 4V40 chain K(all domains)
UniProt: P00722 (all domains)
Gene: lacZ

Molecule: Beta-galactosidase (Beta-gal) (EC 3.2.1.23) (Lactase)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Bgal_small_N →

Classification

AArchitecturebeta sandwiches(a.3)

XX-groupGlycosyl hydrolase domain-like(12)

HH-groupsupersandwich(12.3)

TT-groupsupersandwich(12.3.1)

FFamilyBgal_small_N(12.3.1.6)

Pfam Families

PF02929Bgal_small_N

Beta galactosidase small chain

ClanCL0103Gal_mutarotase

External Links

ECOD PDB View: 4V40 RCSB PDB: 4V40 PDBe: 4V40 UniProt: P00722

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure