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

Q1XDQ1_nD1 - ECOD Domain | ECOD

ECOD/Domains/Q1XDQ1_nD1

Q1XDQ1_nD1

UID: 004178957

AlphaFold

Range: 1-35
AlphaFold: AF-Q1XDQ1
UniProt: Q1XDQ1 (all domains)

3D Structure

Loading viewer...

Related Domains

Browse other domains in PsbI →

Classification

AArchitectureextended segments(a.20)

XX-groupPhotosystem II reaction center protein I, PsbI(5035)

HH-groupPhotosystem II reaction center protein I, PsbI(5035.1)

TT-groupPhotosystem II reaction center protein I, PsbI(5035.1.1)

FFamilyPsbI(5035.1.1.1)

Pfam Families

Photosystem II reaction centre I protein (PSII 4.8 kDa protein)

External Links

AlphaFold DB: Q1XDQ1 UniProt: Q1XDQ1

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