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

e4ixqi1 - ECOD Domain | ECOD

ECOD/Domains/e4ixqi1

e4ixqi1

UID: 000981602

PDB

Range: i:1-35
PDB: 4IXQ chain i(all domains)
UniProt: Q8DJZ6 (all domains)
Gene: psbI

Molecule: Photosystem II reaction center protein I

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)

Ligands

in contact, ≤ 4 Å

Beta caroteneBCR
drugDrugBank DB06755
Chlorophyll ACLA
drugDrugBank DB02133
Digalactosyl Diacyl Glycerol (Dgdg)

Pfam Families

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

External Links

ECOD PDB View: 4IXQ RCSB PDB: 4IXQ PDBe: 4IXQ UniProt: Q8DJZ6

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

drugDrugBank DB03426

1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDELMG

1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROLSQD

+ 1 additive (Dodecyl-beta-d-maltoside)

Dodecyl-beta-d-maltosideLMT

Shown in the structure viewer. Drug annotations from DrugDomain.