SHANK3 Gene Summary [Human]

This gene is a member of the Shank gene family. Shank proteins are multidomain scaffold proteins of the postsynaptic density that connect neurotransmitter receptors, ion channels, and other membrane proteins to the actin cytoskeleton and G-protein-coupled signaling pathways. Shank proteins also play a role in synapse formation and dendritic spine maturation. Mutations in this gene are a cause of autism spectrum disorder (ASD), which is characterized by impairments in social interaction and communication, and restricted behavioral patterns and interests. Mutations in this gene also cause schizophrenia type 15, and are a major causative factor in the neurological symptoms of 22q13.3 deletion syndrome, which is also known as Phelan-McDermid syndrome. Additional isoforms have been described for this gene but they have not yet been experimentally verified. [provided by RefSeq, Mar 2012]

Details

Type
Processed Transcript
Official Symbol
SHANK3
Official Name
SH3 and multiple ankyrin repeat domains 3 [Source:HGNC Symbol;Acc:HGNC:14294]
Ensembl ID
ENSG00000251322
Bio databases IDs NCBI: 85358 Ensembl: ENSG00000251322
Aliases SH3 and multiple ankyrin repeat domains 3, proline rich synapse associated protein 2, shank3 postsynaptic density protein
Synonyms DEL22q13.3, LOC284940, PROSAP2, PSAP2, SCZD15, SH3 and multiple ankyrin repeat domains 3, SPANK-2
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human SHANK3 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • Domain present in PSD-95, Dlg, and ZO-1/2
  • Ankyrin repeats (many copies)
  • SAM domain
  • SAM (Sterile alpha motif )
  • G-protein-coupled receptor binding
  • canonical PDZ domain
  • Ankyrin repeats (3 copies)
  • GKAP/Homer scaffold
  • protein binding
  • SPN domain
  • ionotropic glutamate receptor binding
  • identical protein binding
  • proline rich domain
  • SH3-domain binding
  • Ankyrin repeat
  • Src Homology 3 domain superfamily
  • Sterile alpha motif
  • binding protein
  • zinc ion binding
  • Ubl1_cv_Nsp3_N-like
  • SAM domain (Sterile alpha motif)
  • structural molecule
  • N-terminal or F0 domain of Talin-head FERM
  • ankyrin repeats

Pathways

Biological processes and signaling networks where the SHANK3 gene in human plays a role, providing insight into its function and relevance in health or disease.

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • schizophrenia
  • memory deficits
  • mental retardation
  • hereditary disorder
  • chromosome 22q13.3 deletion syndrome
  • autism-like behavioral deficit
  • neurodevelopmental disorder
  • pervasive developmental disorder
  • hypersensitive reaction
  • SHANK3-related disorder
regulated by
role in cell
  • expression in
  • proliferation
  • quantity
  • differentiation
  • response
  • formation
  • abnormal morphology
  • synaptic transmission
  • function
  • trans-signaling

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Plasma Membrane
  • membrane fraction
  • glutaminergic synapse
  • organelle
  • Cytoplasm
  • cilia
  • cytosol
  • basolateral cell surfaces
  • dendritic spines
  • neurites
  • postsynaptic density

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human SHANK3 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • regulation of long-term synaptic potentiation
  • positive regulation of long-term synaptic potentiation
  • regulation of long term synaptic depression
  • positive regulation of glutamate receptor signaling pathway
  • vocal learning
  • brain morphogenesis
  • learning
  • memory
  • striatal medium spiny neuron differentiation
  • MAPK cascade
  • negative regulation of cell volume
  • postsynaptic density assembly
  • positive regulation of synaptic transmission, glutamatergic
  • social behavior
  • regulation of dendritic spine morphogenesis
  • positive regulation of dendritic spine development
  • dendritic spine morphogenesis
  • synapse assembly
  • alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionate receptor clustering
  • N-methyl-D-aspartate receptor clustering
  • guanylate kinase-associated protein clustering
  • positive regulation of synapse structural plasticity
  • negative regulation of actin filament bundle assembly
  • positive regulation of excitatory postsynaptic membrane potential
  • adult behavior
  • neuromuscular process controlling balance
  • vocalization behavior
  • positive regulation of long-term neuronal synaptic plasticity

Cellular Component

Where in the cell the gene product is active
  • postsynaptic density
  • neuron spine
  • postsynaptic membrane
  • dendritic spine
  • cytosol
  • cilium membrane
  • neuron projection
  • plasma membrane

Molecular Function

What the gene product does at the molecular level
  • scaffold protein binding
  • ionotropic glutamate receptor binding
  • zinc ion binding
  • protein binding
  • actin binding
  • GKAP/Homer scaffold activity
  • SH3 domain binding

Gene-Specific Assays for Results You Can Trust

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