EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
2.4.2.39 | more |
no xylosyltransferase activity in vitro after expression in either Pichia pastoris or Sf21 insect cells using UDP-xylose and a broad range of putative acceptors |
Arabidopsis thaliana |
? |
- |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
- |
Oryza sativa |
UDP + (xylosyl-glucosyl)xyloglucan |
- |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
- |
Arabidopsis thaliana |
UDP + (xylosyl-glucosyl)xyloglucan |
- |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
- |
Arabidopsis thaliana |
UDP + (xylosyl-glucosyl)xyloglucan |
reduction of xyloglucan content (reduced glucan backbone substitution with xylose) in plants that lack functional XXT5 can be complemented by transformation with recombinant XXT5 |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
standard oligosaccharides for enzyme assay |
Tamarindus indica |
UDP + (xylosyl-glucosyl)xyloglucan |
- |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
xylosyl-transfer is closely linked to glucosyl-transfer (EC 2.4.1.168) |
Glycine max |
UDP + (xylosyl-glucosyl)xyloglucan |
- |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
GDP-D-glucose or GDP-D-mannose cannot replace UDPxylose |
Phaseolus vulgaris |
UDP + (xylosyl-glucosyl)xyloglucan |
- |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
no acceptors are cello-oligosaccharides and fragment oligosaccharides from endoglucanase digest |
Glycine max |
UDP + (xylosyl-glucosyl)xyloglucan |
forms an alpha-1,6-D-xylosyl-D-glucose linkage |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
other xylosyl-acceptors are beta-1,3-glucan and xylan |
Glycine max |
UDP + (xylosyl-glucosyl)xyloglucan |
forms an alpha-1,6-D-xylosyl-D-glucose linkage |
? |
2.4.2.39 | UDP-D-xylose + (glucosyl)xyloglucan |
transfers an alpha-D-xylosyl residue from UDP-D-xylose to a glucose residue in xyloglucan |
Pisum sativum |
UDP + (xylosyl-glucosyl)xyloglucan |
- |
? |