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Literature summary for 4.3.1.17 extracted from

  • Elzainy, T.A.; Hassan, M.M.; Ali, T.H.
    Occurrence of L-serine (L-threonine) deaminating enzyme in filamentous fungi (2006), J. Biol. Sci., 6, 564-571.
No PubMed abstract available
Search for more literature for 4.3.1.17

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.27
-
 L-serine
-
 Aspergillus terreus
0.5
-
 L-threonine
-
 Aspergillus terreus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-serine Aspergillus niger
-
 pyruvate + NH3
-
 ?
L-serine Aspergillus terreus
-
 pyruvate + NH3
-
 ?
L-serine Aspergillus terricola
-
 pyruvate + NH3
-
 ?
L-serine Aspergillus niger NRRL 3
-
 pyruvate + NH3
-
 ?
L-threonine Aspergillus niger
-
 alpha-ketobutyrate + NH3
-
 ?
L-threonine Aspergillus terreus
-
 alpha-ketobutyrate + NH3
-
 ?
L-threonine Aspergillus terricola
-
 alpha-ketobutyrate + NH3
-
 ?
L-threonine Aspergillus niger NRRL 3
-
 alpha-ketobutyrate + NH3
-
 ?

Organism

Organism UniProt Comment Textmining
Aspergillus niger
-
 NRRL3
-
Aspergillus niger NRRL 3
-
 NRRL3
-
Aspergillus terreus
-
 DSM 826
-
Aspergillus terricola
-
-
-

Purification (Commentary)

Purification (Comment) Organism
proteins of crude extracts are fractionated using a DEAE-Sephadex A-25 column Aspergillus niger
proteins of crude extracts are fractionated using a DEAE-Sephadex A-25 column Aspergillus terreus
proteins of crude extracts are fractionated using a DEAE-Sephadex A-25 column Aspergillus terricola

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-serine
-
 Aspergillus niger pyruvate + NH3
-
 ?
L-serine
-
 Aspergillus terreus pyruvate + NH3
-
 ?
L-serine
-
 Aspergillus terricola pyruvate + NH3
-
 ?
L-serine
-
 Aspergillus niger NRRL 3 pyruvate + NH3
-
 ?
L-threonine
-
 Aspergillus niger alpha-ketobutyrate + NH3
-
 ?
L-threonine
-
 Aspergillus terreus alpha-ketobutyrate + NH3
-
 ?
L-threonine
-
 Aspergillus terricola alpha-ketobutyrate + NH3
-
 ?
L-threonine
-
 Aspergillus niger NRRL 3 alpha-ketobutyrate + NH3
-
 ?

Synonyms

Synonyms Comment Organism
L-Serine deaminase
-
 Aspergillus niger
L-Serine deaminase
-
 Aspergillus terreus
L-Serine deaminase
-
 Aspergillus terricola
L-serine dehydratase
-
 Aspergillus niger
L-serine dehydratase
-
 Aspergillus terreus
L-serine dehydratase
-
 Aspergillus terricola
L-threonine deaminase
-
 Aspergillus niger
L-threonine deaminase
-
 Aspergillus terreus
L-threonine deaminase
-
 Aspergillus terricola
L-threonine dehydratase
-
 Aspergillus niger
L-threonine dehydratase
-
 Aspergillus terreus
L-threonine dehydratase
-
 Aspergillus terricola

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
 activity assay Aspergillus niger
50
-
 activity assay Aspergillus terreus
50
-
 activity assay Aspergillus terricola

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
 activity assay Aspergillus niger
8
-
 activity assay Aspergillus terreus
8
-
 activity assay Aspergillus terricola