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

e3ias21 - ECOD Domain | ECOD

ECOD/Domains/e3ias21

e3ias21

UID: 001040057

PDB

Range: 2:75-180
PDB: 3IAS chain 2(all domains)
UniProt: Q56221 (all domains)
Gene: nqo2

Molecule: NADH-quinone oxidoreductase subunit 2 (EC 7.1.1.-) (NADH dehydrogenase I chain 2) (NDH-1 subunit 2)

3D Structure

Loading viewer...

Related Domains

Browse other domains in 2Fe-2S_thioredx →

Classification

AArchitecturea+b three layers(a.12)

XX-groupThioredoxin-like(2485)

HH-groupThioredoxin-like(2485.1)

TT-groupThioredoxin-like(2485.1.1)

FFamily2Fe-2S_thioredx(2485.1.1.9)

Pfam Families

PF012572Fe-2S_thioredx

Thioredoxin-like [2Fe-2S] ferredoxin

ClanCL0172Thioredoxin

External Links

ECOD PDB View: 3IAS RCSB PDB: 3IAS PDBe: 3IAS UniProt: Q56221

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure