ECODEvolutionary Classification of Protein Domains

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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.

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e4u9iL1 - ECOD Domain | ECOD

ECOD/Domains/e4u9iL1

e4u9iL1

UID: 001490122

PDB

Range: L:102-329,L:381-461
PDB: 4U9I chain L(all domains)
UniProt: P21852 (all domains)
Gene: hydB

Molecule: Periplasmic [NiFe] hydrogenase large subunit

3D Structure

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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)

Ligands

in contact, ≤ 4 Å

FE3-S4 CLUSTERF3S
Iron/sulfur clusterSF4
hydrido[hydridonickel(2+)]bis(hydrocyanato-1kappaC)(hydroxymethyl)ironNWN
within 5 Å only

+ 2 additives ((4r)-2-Methylpentane-2,4-Diol, Tromethamine)

Pfam Families

PF00374NiFeSe_Hases

Nickel-dependent hydrogenase

External Links

ECOD PDB View: 4U9I RCSB PDB: 4U9I PDBe: 4U9I UniProt: P21852

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

(4r)-2-Methylpentane-2,4-DiolMPD
DrugBank DB03564
TromethamineTRS
DrugBank DB03754

Shown in the structure viewer. Drug annotations from DrugDomain.