Term Name: negative regulation of glycogen (starch) synthase activity
Synonyms: negative regulation of glycogen (starch) synthetase activity, negative regulation of UDP-glucose-glycogen glucosyltransferase activity, negative regulation of UDP-glucose:glycogen 4-alpha-D-glucosyltransferase activity, negative regulation of UDP-glycogen synthase activity, negative regulation of UDPG-glycogen synthetase activity, negative regulation of UDPG-glycogen transglucosylase activity, negative regulation of UDPglucose:glycogen 4-alpha-D-glucosyltransferase activity, negative regulation of uridine diphosphoglucose-glycogen glucosyltransferase activity
Definition: Any process that stops, prevents or reduces the frequency, rate or extent of glycogen (starch) synthase activity.
Ontology: GO: Biological Process [GO:2000466]    QuickGO    AmiGO

Relationships
is a type of: biological regulation negative regulation of transferase activity regulation of glycogen (starch) synthase activity
negatively regulates: alpha-1,4-glucan glucosyltransferase (UDP-glucose donor) activity