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

e4u9hL4 - ECOD Domain | ECOD

ECOD/Domains/e4u9hL4

e4u9hL4

UID: 001490119

PDB

Range: L:20-58,L:511-552
PDB: 4U9H chain L(all domains)
UniProt: P21852 (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, PF27537 →

Classification

AArchitecturea+b two layers(a.11)

XX-groupFAD-linked reductases, C-terminal domain-like(244)

HH-groupNi-Fe binding domain in nickel-iron hydrogenase large subunit(244.4)

TT-groupNi-Fe binding domain in nickel-iron hydrogenase large subunit(244.4.1)

FFamilyNiFeSe_Hases, PF27537(244.4.1.3)

Pfam Families

PF00374NiFeSe_Hases

Nickel-dependent hydrogenase

HoxL-like

External Links

ECOD PDB View: 4U9H RCSB PDB: 4U9H PDBe: 4U9H UniProt: P21852

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure