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Literature summary for 1.12.98.1 extracted from

  • Yamazaki, S.
    A selenium-containing hydrogenase from Methanococcus vannielii. Identification of the selenium moiety as a selenocysteine residue (1982), J. Biol. Chem., 257, 7926-7929.
    View publication on PubMed

Metals/Ions

Metals/Ions Comment Organism Structure
selenium as selenocysteine, only present in 42000 D subunit Methanococcus vannielii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
340000
-
gel filtration, enzyme tends to aggregate, aggregated form MW 1300000 Methanococcus vannielii

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
H2 + coenzyme F420 Methanococcus vannielii enzyme of methanogenesis pathway reduced coenzyme F420
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?

Organism

Organism UniProt Comment Textmining
Methanococcus vannielii
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-
-

Oxidation Stability

Oxidation Stability Organism
extremely oxygen sensitive, can be reactivated by incubation with molecular hydrogen and dithiothreitol Methanococcus vannielii

Purification (Commentary)

Purification (Comment) Organism
-
Methanococcus vannielii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2 + coenzyme F420
-
Methanococcus vannielii reduced coenzyme F420
-
?
H2 + coenzyme F420 enzyme of methanogenesis pathway Methanococcus vannielii reduced coenzyme F420
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?
additional information reduces tetrazolium dyes with molecular oxygen Methanococcus vannielii ?
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?

Subunits

Subunits Comment Organism
multimer alpha,beta,gamma 56000 + 42000 + 35000, SDS-PAGE, three subunit species found but exact subunit composition not known Methanococcus vannielii