EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
2.4.1.242 | NDP-glucose + [(1-4)-alpha-D-glucosyl]n |
- |
Ipomoea batatas |
NDP + [(1-4)-alpha-D-glucosyl]n+1 |
- |
? |
2.4.1.242 | UDP-galactose + (1,4-alpha-glucosyl)n |
UDP-glucose utilizing enzyme, 10.1% of the activity with UDP-glucose |
Agarophyton tenuistipitatum |
UDP + ? |
- |
? |
2.4.1.242 | UDP-glucose + (1,4-alpha-D-glucosyl)n |
- |
Pyrococcus furiosus |
UDP + (1,4-alpha-D-glucosyl)n+1 |
- |
? |
2.4.1.242 | UDP-glucose + (1,4-alpha-D-glucosyl)n |
the granule-bound starch synthase from Guillardia theta is demonstrated to be responsible for the synthesis of long glucan chains. Guillardia theta utilizes a UDP-glucose-based pathway to synthesize starch |
Guillardia theta |
UDP + (1,4-alpha-D-glucosyl)n+1 |
- |
? |
2.4.1.242 | UDP-glucose + (1,4-alpha-D-glucosyl)n |
the enzyme shows similar affinities for ADP and UDP-glucose, while the Vmax measured with UDP-glucose is twofold higher |
Guillardia theta |
UDP + (1,4-alpha-D-glucosyl)n+1 |
- |
? |
2.4.1.242 | UDP-glucose + (1,4-alpha-glucosyl)n |
UDP-glucose is the preferred glucosyl donor, utilized by the UDP-glucose utilizing enzyme |
Agarophyton tenuistipitatum |
UDP + (1,4-alpha-glucosyl)n+1 |
- |
? |
2.4.1.242 | UDP-glucose + (1,4-alpha-glucosyl)n |
10% of the activity with ADP-glucose |
Pisum sativum |
UDP + (1,4-alpha-glucosyl)n+1 |
- |
? |