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

e4ckdB2 - ECOD Domain | ECOD

ECOD/Domains/e4ckdB2

e4ckdB2

UID: 001140254

PDB

Range: B:626-730
PDB: 4CKD chain B(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 LacZ_4 →

Classification

AArchitecturebeta sandwiches(a.3)

XX-groupImmunoglobulin-like beta-sandwich(11)

HH-groupImmunoglobulin-related(11.1)

TT-groupImmunoglobulin/Fibronectin type III/E set domains/PapD-like(11.1.1)

FFamilyLacZ_4(11.1.1.203)

Pfam Families

Beta-galactosidase, domain 4

ClanCL0159E-set

External Links

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

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure