1,4 glucan 1 1,4-glucan 1 Amino Acids 1 Chromatography 1 Electrophoresis, Polyacrylamide Gel Glucans 1 Glucosyltransferases 1 Kinetics 1 Plant Proteins 1 Plants 1 Potatoes 1 Serine 1 Substrate Specificity 1 Support, Non-U.S. Gov't 1 Threonine 1 alpha 1,4 glucan protein synthase (UDP forming) 1 alpha-1,4-glucan-protein synthase (UDP-forming) 1 amino acid 1 article 1 biosynthesis 1 chromatography 1 enzyme specificity 1 enzymology 1 glucan 1 glucosyltransferase 1 isolation and purification 1 kinetics 1 metabolism 1 plant 1 polyacrylamide gel electrophoresis 1