Annotations: 1X3A

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1x3aa1	All alpha proteins	BSD domain-like	BSD domain-like	BSD domain	Synapse associated protein 1, SYAP1	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1x3aa3	Artifacts	Tags	Tags	Tags	C-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1x3aa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	BSD domain-like	8021198	4001198	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	BSD domain-like	8033578	3001039	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF03909	e1x3aA1	A: alpha arrays	X: BSD domain (From Topology)	H: BSD domain (From Topology)	T: BSD domain	F: PF03909	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.3970.10	Mainly Alpha	Orthogonal Bundle	BSD domain-like fold	BSD domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03909	BSD domain (BSD)	BSD domain	This domain contains a distinctive -FW- motif. It is found in a family of eukaryotic transcription factors as well as a set of proteins of unknown function.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Synapse associated protein 1	-	cellular response to stimulus cellular response to nitrogen compound response to organic substance response to stimulus response to endogenous stimulus response to organonitrogen compound response to peptide hormone cellular response to peptide hormone stimulus response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to organonitrogen compound response to hormone cellular response to stimulus cellular response to nitrogen compound response to organic substance response to stimulus response to endogenous stimulus response to organonitrogen compound response to peptide hormone cellular response to peptide hormone stimulus response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to organonitrogen compound response to hormone response to chemical cellular process cellular response to organic substance cellular response to insulin-like growth factor stimulus cellular response to hormone stimulus developmental process cellular developmental process cell differentiation cellular response to growth factor stimulus cellular response to platelet-derived growth factor stimulus response to growth factor response to platelet-derived growth factor regulation of neuronal synaptic plasticity regulation of synaptic plasticity trans-synaptic signaling regulation of short-term neuronal synaptic plasticity regulation of biological process regulation of signaling regulation of cellular process modulation of chemical synaptic transmission signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication regulation of biological quality TOR signaling intracellular signal transduction TORC2 signaling signal transduction positive regulation of phosphorylation regulation of catalytic activity regulation of transferase activity positive regulation of phosphate metabolic process regulation of primary metabolic process positive regulation of protein serine/threonine kinase activity positive regulation of metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process phosphorus metabolic process protein modification process positive regulation of protein phosphorylation protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation cellular metabolic process regulation of protein metabolic process regulation of cellular metabolic process primary metabolic process regulation of molecular function positive regulation of kinase activity regulation of kinase activity macromolecule modification regulation of protein serine/threonine kinase activity regulation of phosphorus metabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of biological process positive regulation of cellular metabolic process positive regulation of molecular function positive regulation of protein modification process organic substance metabolic process protein metabolic process positive regulation of protein kinase activity positive regulation of cellular process organonitrogen compound metabolic process positive regulation of transferase activity positive regulation of catalytic activity regulation of protein kinase activity regulation of macromolecule metabolic process regulation of phosphorylation response to insulin cellular response to insulin stimulus cellular response to epidermal growth factor stimulus response to epidermal growth factor fat cell differentiation positive regulation of fat cell differentiation regulation of developmental process regulation of cell differentiation positive regulation of developmental process positive regulation of cell differentiation regulation of fat cell differentiation	cell periphery postsynapse postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region cellular anatomical entity synaptic membrane somatodendritic compartment cell body perikaryon neuronal cell body cell periphery postsynapse postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region cellular anatomical entity synaptic membrane somatodendritic compartment cell body perikaryon neuronal cell body extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol presynapse presynaptic membrane cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection growth cone axon distal axon site of polarized growth nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen Golgi apparatus endomembrane system perinuclear region of cytoplasm cytoplasmic side of plasma membrane cytoplasmic side of membrane side of membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR035925	BSD domain superfamily	Homologous Superfamily
A	IPR005607	BSD domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q96A49	breast cancer ovarian cancer breast carcinoma tuberculosis diabetes mellitus

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 R01GM133198.