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
Privacy

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e6xczA1 - ECOD Domain | ECOD

ECOD/Domains/e6xczA1

e6xczA1

UID: 002768052

PDB

Range: A:1-326
PDB: 6XCZ chain A(all domains)

Molecule: Pepsin A

3D Structure

Loading viewer...

Related Domains

Browse other domains in Asp, TAXi_N →

Classification

AArchitecturebeta barrels(a.1)

XX-groupcradle loop barrel(1)

HH-groupRIFT-related(1.1)

TT-groupacid protease(1.1.1)

FFamilyAsp, TAXi_N(1.1.1.27)

Ligands

in contact, ≤ 4 Å

SaquinavirROC
drugDrugBank DB01232

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

Eukaryotic aspartyl protease

ClanCL0129Peptidase_AA

Xylanase inhibitor N-terminal

ClanCL0129Peptidase_AA

External Links

ECOD PDB View: 6XCZ RCSB PDB: 6XCZ PDBe: 6XCZ

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure