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Literature summary for 4.2.1.22 extracted from

  • Kraus, J.; Packman, S.; Fowler, B.; Rosenberg, L.E.
    Purification and properties of cystathionine beta-synthase from human liver (1978), J. Biol. Chem., 253, 6523-6528.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
hydroxylamine
-
Homo sapiens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.59
-
homocysteine
-
Homo sapiens
1.15
-
L-Ser
-
Homo sapiens

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Homo sapiens 5829
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
94000
-
gel filtration Homo sapiens

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-Serine + homocysteine Homo sapiens
-
?
-
?

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Homo sapiens
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.6
-
-
Homo sapiens

Storage Stability

Storage Stability Organism
-15°C, 40% glycerol, 5 weeks stable Homo sapiens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-Serine + homocysteine
-
Homo sapiens Cystathionine + H2O
-
?
L-Serine + homocysteine
-
Homo sapiens ?
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.4 9
-
Homo sapiens

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate requirement Homo sapiens