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Literature summary for 4.4.1.1 extracted from

  • Braunstein, A.E.; Goryachenkova, E.V.
    The beta-replacement-specific pyridoxal-P-dependent lyases (1984), Adv. Enzymol. Relat. Areas Mol. Biol., 56, 1-89.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
cycloserine partially competitive Rattus norvegicus
Cys
-
Rattus norvegicus
cysteamine
-
Rattus norvegicus
Penicillamine
-
Rattus norvegicus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
45000
-
4 * 45000, SDS-PAGE Rattus norvegicus
160000
-
-
Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
10
-
-
Rattus norvegicus

Storage Stability

Storage Stability Organism
-50°C, potassium phosphate buffer, pH 7.5, enzyme stabilized by pyridoxal 5'-phosphate, EDTA, and dithiothreitol retains full activity for several months Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
alpha,beta-diaminopropionate beta,gamma-elimination Rattus norvegicus ?
-
?
djenkolic acid beta,gamma-elimination Rattus norvegicus ?
-
?
homocysteine beta,gamma-elimination Rattus norvegicus ?
-
?
L-Cys alpha,beta-elimination Rattus norvegicus H2S + NH3 + pyruvate
-
?
L-cystathionine + H2O beta,gamma-elimination Rattus norvegicus ?
-
?
L-cystine alpha,beta-elimination Rattus norvegicus ?
-
?
L-homoserine beta,gamma-elimination Rattus norvegicus ?
-
?
Lanthionine beta,gamma-elimination Rattus norvegicus ?
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 45000, SDS-PAGE Rattus norvegicus

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate contains 4 mol of pyridoxal 5'-phosphate per mol of enzyme Rattus norvegicus