P21853 · PHNS_NITV9

Function

function

Catalyzes the reversible oxidoreduction of molecular hydrogen, in conjunction with a specific electron acceptor, cytochrome c3.

Catalytic activity

Cofactor

Protein has several cofactor binding sites:
[4Fe-4S] cluster (UniProtKB | Rhea| CHEBI:49883 )

Note: Binds 2 [4Fe-4S] clusters.
[3Fe-4S] cluster (UniProtKB | Rhea| CHEBI:21137 )

Note: Binds 1 [3Fe-4S] cluster.

Features

Showing features for binding site.

TypeIDPosition(s)Description
Binding site67[4Fe-4S] cluster 1 (UniProtKB | ChEBI)
Binding site70[4Fe-4S] cluster 1 (UniProtKB | ChEBI)
Binding site164[4Fe-4S] cluster 1 (UniProtKB | ChEBI)
Binding site200[4Fe-4S] cluster 1 (UniProtKB | ChEBI)
Binding site238[4Fe-4S] cluster 2 (UniProtKB | ChEBI)
Binding site241[4Fe-4S] cluster 2 (UniProtKB | ChEBI)
Binding site266[4Fe-4S] cluster 2 (UniProtKB | ChEBI)
Binding site272[4Fe-4S] cluster 2 (UniProtKB | ChEBI)
Binding site281[3Fe-4S] cluster (UniProtKB | ChEBI)
Binding site299[3Fe-4S] cluster (UniProtKB | ChEBI)
Binding site302[3Fe-4S] cluster (UniProtKB | ChEBI)

GO annotations

AspectTerm
Cellular Component[Ni-Fe] hydrogenase complex
Cellular Componentferredoxin hydrogenase complex
Cellular Componentmembrane
Cellular Componentperiplasmic space
Molecular Function3 iron, 4 sulfur cluster binding
Molecular Function4 iron, 4 sulfur cluster binding
Molecular Functioncytochrome-c3 hydrogenase activity
Molecular Functionelectron transfer activity
Molecular Functionferredoxin hydrogenase activity
Molecular Functionmetal ion binding
Biological Processanaerobic respiration

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    Periplasmic [NiFe] hydrogenase small subunit
  • EC number
  • Alternative names
    • NiFe hydrogenlyase small chain

Gene names

    • Name
      hydA
    • Ordered locus names
      DvMF_0271

Organism names

Accessions

  • Primary accession
    P21853
  • Secondary accessions
    • B8DPE1

PTM/Processing

Features

Showing features for signal, chain.

TypeIDPosition(s)Description
Signal1-50Tat-type signal
ChainPRO_000001341951-317Periplasmic [NiFe] hydrogenase small subunit

Post-translational modification

Predicted to be exported by the Tat system. The position of the signal peptide cleavage has been experimentally proven.

Interaction

Subunit

Heterodimer of a large and a small subunit.

Protein-protein interaction databases

Family & Domains

Sequence similarities

Keywords

Phylogenomic databases

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Sequence processing
    The displayed sequence is further processed into a mature form.
  • Length
    317
  • Mass (Da)
    34,113
  • Last updated
    1991-05-01 v1
  • Checksum
    2EAF2D471932C8A8
MKISIGLGKEGVEERLAERGVSRRDFLKFCTAIAVTMGMGPAFAPEVARALMGPRRPSVVYLHNAECTGCSESVLRAFEPYIDTLILDTLSLDYHETIMAAAGDAAEAALEQAVNSPHGFIAVVEGGIPTAANGIYGKVANHTMLDICSRILPKAQAVIAYGTCATFGGVQAAKPNPTGAKGVNDALKHLGVKAINIAGCPPNPYNLVGTIVYYLKNKAAPELDSLNRPTMFFGQTVHEQCPRLPHFDAGEFAPSFESEEARKGWCLYELGCKGPVTMNNCPKIKFNQTNWPVDAGHPCIGCSEPDFWDAMTPFYQN

Keywords

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
M58339
EMBL· GenBank· DDBJ
AAA23369.1
EMBL· GenBank· DDBJ
Genomic DNA
CP001197
EMBL· GenBank· DDBJ
ACL07228.1
EMBL· GenBank· DDBJ
Genomic DNA

Genome annotation databases

Similar Proteins

Disclaimer

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