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

O67931_nD1 - ECOD Domain | ECOD

ECOD/Domains/O67931_nD1

O67931_nD1

UID: 004095801

AlphaFold

Range: 1-430
AlphaFold: AF-O67931
UniProt: O67931 (all domains)
Gene: sqr

Protein: Sulfide-quinone reductase (SQR) (EC 1.8.5.4) (Sulfide:quinone oxidoreductase)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Pyr_redox_2 →

Classification

AArchitecturea/b three-layered sandwiches(a.17)

XX-groupRossmann-like(2003)

HH-groupRossmann-related(2003.1)

TT-groupFAD/NAD(P)-binding domain(2003.1.2)

FFamilyPyr_redox_2(2003.1.2.24)

Pfam Families

PF07992Pyr_redox_2

Pyridine nucleotide-disulphide oxidoreductase

ClanCL0063NADP_Rossmann

External Links

AlphaFold DB: O67931 UniProt: O67931

Representative

This domain is classified based on similarity to:

Downloads

Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 1-430