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

e1iw0B1 - ECOD Domain | ECOD

ECOD/Domains/e1iw0B1

e1iw0B1

UID: 000056353

PDB

Range: B:307-513
PDB: 1IW0 chain B(all domains)
UniProt: P71119 (all domains)
Gene: hmuO

Molecule: Heme oxygenase

3D Structure

Loading viewer...

Related Domains

Browse other domains in Heme_oxygenase →

Classification

AArchitecturealpha bundles(a.7)

XX-groupFerritin/Heme oxygenase/4-helical cytokines(150)

HH-groupFerritin/Heme oxygenase(150.1)

TT-groupHeme oxygenase/Ribonucleotide reductase(150.1.2)

FFamilyHeme_oxygenase(150.1.2.2)

Ligands

in contact, ≤ 4 Å

FerrohemeHEM
drugDrugBank DB18267

+ 1 additive (Sulfate ion)

Sulfate ionSO4
DrugBank DB14546

Shown in the structure viewer.

Pfam Families

PF01126Heme_oxygenase

Heme oxygenase

ClanCL0230HO

External Links

ECOD PDB View: 1IW0 RCSB PDB: 1IW0 PDBe: 1IW0 UniProt: P71119

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

Drug annotations from DrugDomain.