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

I1LSN4_F1_nD1 - ECOD Domain | ECOD

ECOD/Domains/I1LSN4_F1_nD1

I1LSN4_F1_nD1

UID: 003378990

AlphaFold

Range: 81-175
AlphaFold: AF-I1LSN4
UniProt: I1LSN4 (all domains)
Gene: LOC100783689

Protein: BHLH transcription factor

3D Structure

Loading viewer...

Related Domains

Browse other domains in bHLH_IRO3 →

Classification

AArchitecturealpha duplicates or obligate multimers(a.8)

XX-groupHLH-like(105)

HH-groupHLH, helix-loop-helix DNA-binding domain(105.1)

TT-groupHLH, helix-loop-helix DNA-binding domain(105.1.1)

FFamilybHLH_IRO3(105.1.1.42)

Pfam Families

PF23177bHLH_IRO3

Iron-related transcription factor 3 bHLH domain

ClanCL0827bHLH

External Links

AlphaFold DB: I1LSN4 UniProt: I1LSN4

Representative

This domain is classified based on similarity to:

Downloads

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

Domain coordinates: residues 81-175