Annotations: 4DSC

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Polyketide_cyc2	e4dscA2	A: a+b two layers	X: TBP-like	H: Bet v1-like (From Topology)	T: Bet v1-like	F: Polyketide_cyc2	ECOD (1.6)
B	Polyketide_cyc2	e4dscB2	A: a+b two layers	X: TBP-like	H: Bet v1-like (From Topology)	T: Bet v1-like	F: Polyketide_cyc2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.530.20	Alpha Beta	2-Layer Sandwich	Alpha-D-Glucose-1,6-Bisphosphate	Chain A, domain 4	CATH (4.3.0)
B	3.30.530.20	Alpha Beta	2-Layer Sandwich	Alpha-D-Glucose-1,6-Bisphosphate	Chain A, domain 4	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF10604	Polyketide cyclase / dehydrase and lipid transport (Polyketide_cyc2)	Polyketide cyclase / dehydrase and lipid transport	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Abscisic acid receptor PYL3	enzyme regulator activity phosphatase inhibitor activity molecular function inhibitor activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity protein phosphatase inhibitor activity enzyme inhibitor activity molecular transducer activity signaling receptor activity identical protein binding protein binding binding protein homodimerization activity enzyme regulator activity phosphatase inhibitor activity molecular function inhibitor activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity protein phosphatase inhibitor activity enzyme inhibitor activity molecular transducer activity signaling receptor activity identical protein binding protein binding binding protein homodimerization activity protein dimerization activity organic acid binding alcohol binding isoprenoid binding hormone binding ion binding abscisic acid binding anion binding lipid binding carboxylic acid binding monocarboxylic acid binding small molecule binding	cellular response to stimulus regulation of cellular process response to stimulus response to lipid abscisic acid-activated signaling pathway signaling hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus response to hormone signal transduction cellular response to hormone stimulus cellular response to abscisic acid stimulus regulation of biological process cellular response to stimulus regulation of cellular process response to stimulus response to lipid abscisic acid-activated signaling pathway signaling hormone-mediated signaling pathway cell communication cellular response to endogenous stimulus response to hormone signal transduction cellular response to hormone stimulus cellular response to abscisic acid stimulus regulation of biological process response to abscisic acid response to alcohol response to endogenous stimulus biological regulation response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to alcohol response to chemical cellular response to lipid cellular process	protein phosphatase inhibitor complex protein-containing complex cell periphery plasma membrane membrane cellular anatomical entity intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR023393	START-like domain superfamily	Homologous Superfamily
A, B	IPR050279	Plant defense and hormone signaling protein	Family
A, B	IPR019587	Polyketide cyclase/dehydrase	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.