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2.4.1.15: alpha,alpha-trehalose-phosphate synthase (UDP-forming)

This is an abbreviated version!
For detailed information about alpha,alpha-trehalose-phosphate synthase (UDP-forming), go to the full flat file.

Word Map on EC 2.4.1.15

Reaction

UDP-alpha-D-glucose
+
D-glucose 6-phosphate
=
UDP
+
alpha,alpha-trehalose 6-phosphate

Synonyms

alpha,alpha-trehalose phosphate synthase (UDP-forming), alpha,alpha-trehalose-phosphate synthase (UDP-forming), AtTPS1, AtTPS6, GbTPS, glucosyltransferase, uridine diphosphoglucose phosphate, OtsA, OtsA1, OtsA2, phosphotrehalose-uridine diphosphate transglucosylase, T-6-P, T6P synthase, Ta1210, TPS, TPS-2, TPS-3, TPS1, TPS2, TPS3, TPS5, TPSP, transglucosylase, trehalose 6-phosphate synthase, trehalose 6-phosphate synthase 1, trehalose 6-phosphate synthetase, trehalose phosphate synthase, trehalose phosphate synthase 5, trehalose phosphate synthetase, trehalose phosphate-uridine diphosphate glucosyltransferase, trehalose-6-P synthase, trehalose-6-phosphate synthase, trehalose-6-phosphate synthase 1, trehalose-6-phosphate synthase/phosphatase, trehalose-6P synthase, trehalose-P synthetase, trehalosephosphate-UDP glucosyl transferase, UDP-glucose:D-glucose-6-phosphate 1-alpha-D-glucosyltransferase, UDPglucose-glucose-phosphate glucosyltransferase

ECTree

     2 Transferases
         2.4 Glycosyltransferases
             2.4.1 Hexosyltransferases
                2.4.1.15 alpha,alpha-trehalose-phosphate synthase (UDP-forming)

pH Range

pH Range on EC 2.4.1.15 - alpha,alpha-trehalose-phosphate synthase (UDP-forming)

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
3 - 7
activity range
4 - 9
activity range, profile overview
4.5 - 10.5
-
TPS activity is maximally at pH 8.5 with 2.11 U/mg, followed by 2.01 U/mg at pH 9.0, 1.93 U/mg at pH 9.5, and 1.21 U/mg at pH 10.5, but only 0.31 U/mg at pH 4.5
5 - 6
-
pH 5.0: about 85% of maximal activity, pH 6.0: about 50% of maximal activity
5 - 7
pH 5.0: about 50% of maximal activity, pH 7.0: about 50% of maximal activity
5 - 8
-
the enzyme is highly active at pH values from 5.0 to 8.0
5.5 - 8
-
pH 5.5: about 75% of maximal activity, pH 8.0: about 70% of maximal activity
6 - 8
drastic decrease in enzyme activity is observed at pH values below pH 6.0 and above pH 8.0
7 - 9
-
more than 50% activity exists at pH 7.0-9.0 in Tris/HCl buffer