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Literature summary extracted from

  • Sommar, K.M.; Ellis, D.B.
    Uridine diphosphate N-acetyl-D-glucosamine 2-epimerase from rat liver. I. Catalytic and regulatory properties (1972), Biochim. Biophys. Acta, 268, 581-589.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
5.1.3.14 CMP-N-acetylneuraminic acid
-
Rattus norvegicus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
5.1.3.14 0.2
-
UDP-N-acetyl-D-glucosamine
-
Rattus norvegicus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
5.1.3.14 UDP-N-acetyl-D-glucosamine Rattus norvegicus initial enzyme responsible for the biosynthesis of CMP-N-acetylneuraminic acid ?
-
?

Organism

EC Number Organism UniProt Comment Textmining
5.1.3.14 Rattus norvegicus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
5.1.3.14
-
Rattus norvegicus

Reaction

EC Number Reaction Comment Organism Reaction ID
5.1.3.14 UDP-N-acetyl-alpha-D-glucosamine = UDP-N-acetyl-alpha-D-mannosamine products: UDP + N-acetyl-D-mannosamine Rattus norvegicus

Source Tissue

EC Number Source Tissue Comment Organism Textmining
5.1.3.14 liver
-
Rattus norvegicus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
5.1.3.14 0.29
-
-
Rattus norvegicus

Storage Stability

EC Number Storage Stability Organism
5.1.3.14 -10°C, overnight, in a saturated (NH4)2SO4 solution, approximately 20% loss of activity Rattus norvegicus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5.1.3.14 UDP-N-acetyl-D-glucosamine
-
Rattus norvegicus UDP-N-acetyl-D-mannosamine
-
?
5.1.3.14 UDP-N-acetyl-D-glucosamine initial enzyme responsible for the biosynthesis of CMP-N-acetylneuraminic acid Rattus norvegicus ?
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
5.1.3.14 7.1
-
and a second optimum at pH 7.9 Rattus norvegicus
5.1.3.14 7.9
-
and a second optimum at pH 7.1 Rattus norvegicus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
5.1.3.14 6.5 8.6 6.5: about 30% of maximal activity, 8.6: about 65% of maximal activity Rattus norvegicus