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Literature summary for 3.1.3.12 extracted from

  • Cardoso, F.S.; Castro, R.F.; Borges, N.; Santos, H.
    Biochemical and genetic characterization of the pathways for trehalose metabolism in Propionibacterium freudenreichii, and their role in stress response (2007), Microbiology, 153, 270-280.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli strain JM107 Propionibacterium freudenreichii subsp. shermanii

Inhibitors

Inhibitors Comment Organism Structure
NaF strongly inhibited (70%) by 10 mM NaF Propionibacterium freudenreichii subsp. shermanii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.7
-
trehalose 6-phosphate in MES buffer (50 mM, pH 6.5), 10 mM MgCl2, and 5 mM trehalose 6-phosphate, at 37°C Propionibacterium freudenreichii subsp. shermanii

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ 10 mM, required for full activity Propionibacterium freudenreichii subsp. shermanii
additional information not activated by Co2+, Cu2+, Ca2+, and Mn2+ Propionibacterium freudenreichii subsp. shermanii
Na+ NaCl has a slightly negative effect on OtsB activity in the range of 0-250 mM, but is clearly inhibitory (over 30%) at higher concentrations Propionibacterium freudenreichii subsp. shermanii

Organism

Organism UniProt Comment Textmining
Propionibacterium freudenreichii subsp. shermanii
-
-
-
Propionibacterium freudenreichii subsp. shermanii NIZO B365
-
-
-

Purification (Commentary)

Purification (Comment) Organism
PD-10 column chromatography Propionibacterium freudenreichii subsp. shermanii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
trehalose 6-phosphate + H2O
-
Propionibacterium freudenreichii subsp. shermanii trehalose + phosphate
-
?
trehalose 6-phosphate + H2O
-
Propionibacterium freudenreichii subsp. shermanii NIZO B365 trehalose + phosphate
-
?

Synonyms

Synonyms Comment Organism
OtsB
-
Propionibacterium freudenreichii subsp. shermanii
TPP
-
Propionibacterium freudenreichii subsp. shermanii
trehalose-6-phosphate phosphatase
-
Propionibacterium freudenreichii subsp. shermanii

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Propionibacterium freudenreichii subsp. shermanii

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5
-
-
Propionibacterium freudenreichii subsp. shermanii