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Literature summary for 4.4.1.9 extracted from

  • van Ohlen, M.; Herfurth, A.M.; Kerbstadt, H.; Wittstock, U.
    Cyanide detoxification in an insect herbivore Molecular identification of beta-cyanoalanine synthases from Pieris rapae (2016), Insect Biochem. Mol. Biol., 70, 99-110 .
    View publication on PubMed
Search for more literature for 4.4.1.9

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.278
-
 hydrogen sulfide pH 8.5, 31°C Pieris rapae
0.424
-
 L-cysteine pH 8.5, 31°C Pieris rapae
0.612
-
 L-cysteine pH 8.5, 31°C Pieris rapae
1.27
-
 L-cysteine pH 8.5, 31°C Pieris rapae
7.778
-
 hydrogen sulfide pH 8.5, 31°C Pieris rapae

Organism

Organism UniProt Comment Textmining
Pieris rapae A0A0U3QZ45 isoform BSAS3
-
Pieris rapae A0A0U3S5Y4 isoform BSAS2
-
Pieris rapae A0A0U3SCD8 isoform BSAS1
-

Source Tissue

Source Tissue Comment Organism Textmining
gut of larvae Pieris rapae
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-cysteine + hydrogen cyanide
-
 Pieris rapae L-3-cyanoalanine + hydrogen sulfide
-
 ?

Subunits

Subunits Comment Organism
? x * 35000, calculated from sequence Pieris rapae
? x * 34800, calculated from sequence Pieris rapae
? x * 35100, calculated from sequence Pieris rapae

Synonyms

Synonyms Comment Organism
BsaS
-
 Pieris rapae

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.43
-
 L-cysteine pH 8.5, 31°C Pieris rapae
0.43
-
 hydrogen sulfide pH 8.5, 31°C Pieris rapae
1.69
-
 L-cysteine pH 8.5, 31°C Pieris rapae
7.49
-
 L-cysteine pH 8.5, 31°C Pieris rapae
10.25
-
 hydrogen sulfide pH 8.5, 31°C Pieris rapae

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate sequence contains a pyridoxal-5'-phosphate binding motif Pieris rapae