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

e4a23A1 - ECOD Domain | ECOD

ECOD/Domains/e4a23A1

e4a23A1

UID: 000434869

PDB

Range: A:1-542
PDB: 4A23 chain A(all domains)
UniProt: P21836 (all domains)
Gene: Ache

Molecule: Acetylcholinesterase (AChE) (EC 3.1.1.7)

3D Structure

Loading viewer...

Related Domains

Browse other domains in COesterase, BD-FAE →

Classification

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

XX-groupalpha/beta-Hydrolases(7579)

HH-groupalpha/beta-Hydrolases(7579.1)

TT-groupalpha/beta-Hydrolases(7579.1.1)

FFamilyCOesterase, BD-FAE(7579.1.1.89)

Pfam Families

PF00135COesterase

Carboxylesterase family

ClanCL0028AB_hydrolase

BD-FAE

ClanCL0028AB_hydrolase

External Links

ECOD PDB View: 4A23 RCSB PDB: 4A23 PDBe: 4A23 UniProt: P21836

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure