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

e1rqkH2 - ECOD Domain | ECOD

ECOD/Domains/e1rqkH2

e1rqkH2

UID: 000265032

PDB

Range: H:10-35
PDB: 1RQK chain H(all domains)
UniProt: P0C0Y7 (all domains)
Gene: puhA

Molecule: Reaction center protein H chain

3D Structure

Loading viewer...

Related Domains

Browse other domains in PRCH →

Classification

AArchitectureextended segments(a.20)

XX-groupPhotosystem II reaction centre subunit H, transmembrane region(5002)

HH-groupPhotosystem II reaction centre subunit H, transmembrane region(5002.1)

TT-groupPhotosystem II reaction centre subunit H, transmembrane region(5002.1.1)

FFamilyPRCH(5002.1.1.1)

Ligands

in contact, ≤ 4 Å

Tetrastearoyl cardiolipinCDL
drugDrugBank DB03429

+ 1 additive (Dodecyldimethylamine N-oxide)

Dodecyldimethylamine N-oxideLDA
DrugBank DB04147

Pfam Families

Photosynthetic reaction centre, H-chain N-terminal region

ClanCL0350PRC-barrel

External Links

ECOD PDB View: 1RQK RCSB PDB: 1RQK PDBe: 1RQK UniProt: P0C0Y7

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

Shown in the structure viewer. Drug annotations from DrugDomain.