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

Q9I226_F1_nD1 - ECOD Domain | ECOD

ECOD/Domains/Q9I226_F1_nD1

Q9I226_F1_nD1

UID: 003967048

AlphaFold

Range: 41-125
AlphaFold: AF-Q9I226
UniProt: Q9I226 (all domains)
Gene: PA2089

Protein: Secretin/TonB short N-terminal domain-containing protein

3D Structure

Loading viewer...

Related Domains

Browse other domains in STN →

Classification

AArchitecturea+b complex topology(a.14)

XX-groupN0 domain in phage tail proteins and secretins-like(3070)

HH-groupN0 domain in phage tail proteins and secretins(3070.1)

TT-groupN0 domain in phage tail proteins and secretins(3070.1.1)

FFamilySTN(3070.1.1.4)

Pfam Families

Secretin and TonB N terminus short domain

ClanCL0751Secretin_N0

External Links

AlphaFold DB: Q9I226 UniProt: Q9I226

Representative

This domain is classified based on similarity to:

Downloads

Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 41-125