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Literature summary for 4.2.1.70 extracted from

  • Suzuki, T.; Hochster, R.M.
    On the biosynthesis of pseudouridine and of pseudouridylic acid in Agrobacterium tumefaciens (1966), Can. J. Biochem., 44, 259-272.
    View publication on PubMed

General Stability

General Stability Organism
enzyme retains its activity during dialysis Agrobacterium tumefaciens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.67
-
Uracil
-
Agrobacterium tumefaciens
0.84
-
ribose 5-phosphate
-
Agrobacterium tumefaciens

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
uracil + D-ribose 5-phosphate Agrobacterium tumefaciens biosynthetic pathway for pseudouridylic acid and pseudouridine ?
-
?

Organism

Organism UniProt Comment Textmining
Agrobacterium tumefaciens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Agrobacterium tumefaciens

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Agrobacterium tumefaciens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
uracil + D-ribose 5-phosphate in presence of sodium arsenate Agrobacterium tumefaciens pseudouridine 5'-phosphate + H2O in presence of sodium arsenate ?
uracil + D-ribose 5-phosphate biosynthetic pathway for pseudouridylic acid and pseudouridine Agrobacterium tumefaciens ?
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
9
-
-
Agrobacterium tumefaciens

pH Range

pH Minimum pH Maximum Comment Organism
7 9.5 pH 7.0 about 50% of maximal activity, pH 9.5 about 80% of maximal activity Agrobacterium tumefaciens