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

A4QJL9_nD1 - ECOD Domain | ECOD

ECOD/Domains/A4QJL9_nD1

A4QJL9_nD1

UID: 004250863

AlphaFold

Range: 1-35
AlphaFold: AF-A4QJL9
UniProt: A4QJL9 (all domains)

3D Structure

Loading viewer...

Related Domains

Browse other domains in PSI_PsaJ →

Classification

AArchitectureextended segments(a.20)

XX-groupSubunit IX of photosystem I reaction centre, PsaJ(5021)

HH-groupSubunit IX of photosystem I reaction centre, PsaJ(5021.1)

TT-groupSubunit IX of photosystem I reaction centre, PsaJ(5021.1.1)

FFamilyPSI_PsaJ(5021.1.1.1)

Pfam Families

PF01701PSI_PsaJ

Photosystem I reaction centre subunit IX / PsaJ

External Links

AlphaFold DB: A4QJL9 UniProt: A4QJL9

Representative

This domain is classified based on similarity to:

Downloads

Download Domain PDB Download Domain FASTA Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 1-35