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Literature summary extracted from

  • Esaki, N.; Soda, K.
    Selenocysteine beta-lyase (porcine) (1987), Methods Enzymol., 143, 415-418.
    View publication on PubMed

General Stability

EC Number General Stability Organism
4.4.1.16 1% bovine serum albumin, 20% sucrose or 20% glycerol protects against inactivation, highly diluted samples sensitive to freezing Sus scrofa

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.4.1.16 L-cysteine
-
Sus scrofa

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
4.4.1.16 0.83
-
L-selenocysteine pH 8.5, 37°C Sus scrofa

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
4.4.1.16 48000
-
SDS-PAGE Sus scrofa
4.4.1.16 85000
-
sedimentation equilibrium centrifugation Sus scrofa
4.4.1.16 93000
-
gel filtration Sus scrofa

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
4.4.1.16 L-selenocysteine + reduced acceptor Sus scrofa
-
selenide + L-alanine + acceptor
-
?

Organism

EC Number Organism UniProt Comment Textmining
4.4.1.16 Sus scrofa
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
4.4.1.16
-
Sus scrofa

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.4.1.16 liver
-
Sus scrofa
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.4.1.16 37
-
purified enzyme, pH 8.5, 37°C Sus scrofa

Storage Stability

EC Number Storage Stability Organism
4.4.1.16 -20°C, 20% sucrose, stable Sus scrofa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.4.1.16 L-selenocysteine + reduced acceptor
-
Sus scrofa selenide + L-alanine + acceptor
-
?

Subunits

EC Number Subunits Comment Organism
4.4.1.16 dimer 2 * 48000, SDS-PAGE Sus scrofa

Cofactor

EC Number Cofactor Comment Organism Structure
4.4.1.16 pyridoxal 5'-phosphate required Sus scrofa

Ki Value [mM]

EC Number Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
4.4.1.16 1
-
L-cysteine pH 8.5, 37°C Sus scrofa