Annotations: 4KQ2

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Glycogen_syn_1st	e4kq2A2	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_1st	ECOD (1.6)
A	Glycogen_syn_2nd	e4kq2A1	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_2nd	ECOD (1.6)
B	Glycogen_syn_1st	e4kq2B2	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_1st	ECOD (1.6)
B	Glycogen_syn_2nd	e4kq2B1	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_2nd	ECOD (1.6)
C	Glycogen_syn_1st	e4kq2C1	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_1st	ECOD (1.6)
C	Glycogen_syn_2nd	e4kq2C2	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_2nd	ECOD (1.6)
D	Glycogen_syn_1st	e4kq2D1	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_1st	ECOD (1.6)
D	Glycogen_syn_2nd	e4kq2D2	A: a/b three-layered sandwiches	X: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	H: UDP-Glycosyltransferase/glycogen phosphorylase (From Topology)	T: UDP-Glycosyltransferase/glycogen phosphorylase	F: Glycogen_syn_2nd	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.2000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycogen Phosphorylase B	CATH (4.3.0)
A	6.10.260.10	Special	Helix non-globular	F1FO ATP Synthase		CATH (4.3.0)
B	3.40.50.2000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycogen Phosphorylase B	CATH (4.3.0)
B	6.10.260.10	Special	Helix non-globular	F1FO ATP Synthase		CATH (4.3.0)
C	3.40.50.2000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycogen Phosphorylase B	CATH (4.3.0)
C	6.10.260.10	Special	Helix non-globular	F1FO ATP Synthase		CATH (4.3.0)
D	3.40.50.2000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycogen Phosphorylase B	CATH (4.3.0)
D	6.10.260.10	Special	Helix non-globular	F1FO ATP Synthase		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF05693	Glycogen synthase (Glycogen_syn)	Glycogen synthase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Gsy2p	UDP-glycosyltransferase activity glycogen (starch) synthase activity glycosyltransferase activity transferase activity glucosyltransferase activity hexosyltransferase activity catalytic activity UDP-glucosyltransferase activity identical protein binding protein binding binding molecular function inhibitor activity molecular function regulator activity	carbohydrate metabolic process glucan biosynthetic process polysaccharide biosynthetic process energy derivation by oxidation of organic compounds cellular biosynthetic process carbohydrate biosynthetic process cellular metabolic process glycogen metabolic process primary metabolic process generation of precursor metabolites and energy glycogen biosynthetic process macromolecule biosynthetic process polysaccharide metabolic process organic substance metabolic process glucan metabolic process carbohydrate metabolic process glucan biosynthetic process polysaccharide biosynthetic process energy derivation by oxidation of organic compounds cellular biosynthetic process carbohydrate biosynthetic process cellular metabolic process glycogen metabolic process primary metabolic process generation of precursor metabolites and energy glycogen biosynthetic process macromolecule biosynthetic process polysaccharide metabolic process organic substance metabolic process glucan metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process energy reserve metabolic process macromolecule metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR008631	Glycogen synthase	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.