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

e1qbbA3 - ECOD Domain | ECOD

ECOD/Domains/e1qbbA3

e1qbbA3

UID: 000095259

PDB

Range: A:338-780
PDB: 1QBB chain A(all domains)
UniProt: Q54468 (all domains)
Gene: chb

Molecule: Chitobiase (EC 3.2.1.52) (Beta-N-acetylhexosaminidase) (N-acetyl-beta-glucosaminidase)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Glyco_hydro_20 →

Classification

AArchitecturea/b barrels(a.16)

XX-groupTIM beta/alpha-barrel(2002)

HH-groupTIM barrels(2002.1)

TT-groupTIM barrels(2002.1.1)

FFamilyGlyco_hydro_20(2002.1.1.33)

Pfam Families

PF00728Glyco_hydro_20

Glycosyl hydrolase family 20, catalytic domain

ClanCL0036TIM_barrel

External Links

ECOD PDB View: 1QBB RCSB PDB: 1QBB PDBe: 1QBB UniProt: Q54468

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure