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

e3k9mA1 - ECOD Domain | ECOD

ECOD/Domains/e3k9mA1

e3k9mA1

UID: 000376502

PDB

Range: A:1-254
PDB: 3K9M chain A(all domains)
UniProt: P07858 (all domains)
Gene: CTSB

Molecule: Cathepsin B (EC 3.4.22.1) (APP secretase) (APPS) (Cathepsin B1) [Cleaved into: Cathepsin B light chain; Cathepsin B heavy chain]

3D Structure

Loading viewer...

Related Domains

Browse other domains in Peptidase_C1 →

Classification

AArchitecturea+b complex topology(a.14)

XX-groupCysteine proteinases-like(219)

HH-groupCysteine proteinases(219.1)

TT-groupCysteine proteinases(219.1.1)

FFamilyPeptidase_C1(219.1.1.1)

Pfam Families

PF00112Peptidase_C1

Papain family cysteine protease

ClanCL0125Peptidase_CA

External Links

ECOD PDB View: 3K9M RCSB PDB: 3K9M PDBe: 3K9M UniProt: P07858

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure