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

e4ysxD1 - ECOD Domain | ECOD

ECOD/Domains/e4ysxD1

e4ysxD1

UID: 001674248

PDB

Range: D:28-156
PDB: 4YSX chain D(all domains)
UniProt: P92507 (all domains)
Gene: SDHD1

Molecule: Succinate dehydrogenase [ubiquinone] cytochrome b small subunit 1, mitochondrial (CybSA) (Cytochrome b558 small subunit) (Succinate-ubiquinone reductase membrane anchor subunit)

3D Structure

Loading viewer...

Related Domains

Browse other domains in CybS →

Classification

AArchitecturealpha bundles(a.7)

XX-groupTransmembrane heme-binding four-helical bundle(5069)

HH-groupTransmembrane heme-binding four-helical bundle(5069.1)

TT-groupFumarate reductase respiratory complex transmembrane subunits(5069.1.3)

FFamilyCybS(5069.1.3.4)

Pfam Families

CybS, succinate dehydrogenase cytochrome B small subunit

ClanCL0335FumRed-TM

External Links

ECOD PDB View: 4YSX RCSB PDB: 4YSX PDBe: 4YSX UniProt: P92507

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure