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

e1yq9I2 - ECOD Domain | ECOD

ECOD/Domains/e1yq9I2

e1yq9I2

UID: 000062695

PDB

Range: I:86-313,I:365-445
PDB: 1YQ9 chain I(all domains)
UniProt: P12944 (all domains)
Gene: hydB

Molecule: Periplasmic [NiFe] hydrogenase large subunit (EC 1.12.2.1) (NiFe hydrogenlyase large chain)

3D Structure

Loading viewer...

Related Domains

Browse other domains in NiFeSe_Hases →

Classification

AArchitecturealpha complex topology(a.10)

XX-groupalpha-helical domain in nickel-iron hydrogenase, large subunit(4025)

HH-groupalpha-helical domain in nickel-iron hydrogenase, large subunit(4025.1)

TT-groupalpha-helical domain in nickel-iron hydrogenase, large subunit(4025.1.1)

FFamilyNiFeSe_Hases(4025.1.1.2)

Pfam Families

PF00374NiFeSe_Hases

Nickel-dependent hydrogenase

External Links

ECOD PDB View: 1YQ9 RCSB PDB: 1YQ9 PDBe: 1YQ9 UniProt: P12944

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure