Camk2a Gene Summary [Rat]

Enables GTPase activating protein binding activity and calcium/calmodulin-dependent protein kinase activity. Involved in several processes, including neurotransmitter receptor transport to plasma membrane; protein phosphorylation; and regulation of protein localization to cell periphery. Located in axon; dendrite cytoplasm; and neuronal cell body. Is active in several cellular components, including postsynaptic cytosol; postsynaptic density; and presynaptic cytosol. Biomarker of middle cerebral artery infarction and transient cerebral ischemia. Human ortholog(s) of this gene implicated in autosomal dominant intellectual developmental disorder 53 and autosomal recessive intellectual developmental disorder 63. Orthologous to human CAMK2A (calcium/calmodulin dependent protein kinase II alpha). [provided by Alliance of Genome Resources, Jul 2025]

Details

Type
Protein Coding
Official Symbol
Camk2a
Official Name
calcium/calmodulin-dependent protein kinase II alpha [Source:RGD Symbol;Acc:2261]
Ensembl ID
ENSRNOG00000018712
Bio databases IDs NCBI: 25400 Ensembl: ENSRNOG00000018712
Aliases calcium/calmodulin-dependent protein kinase II alpha
Synonyms Alpha CaMKII, Calcium/calmodulin-dependent protein kinase (cam kinase) α, calcium/calmodulin-dependent protein kinase II alpha, calcium/calmodulin-dependent protein kinase II α, Calmodulin kinase II, CAMKA, CaMKII, CaMKII alpha, CaMKIINalpha, CaMKII α, CaM kinase II α, mKIAA0968, MRD53, MRT63, PK2CDD, PKCCD, α CaMKII
Species
Rat, Rattus norvegicus
OrthologiesHumanMouse

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 rat Camk2a often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • protein serine/threonine kinase
  • LXXLL motif
  • regulatory domain
  • Protein kinase domain
  • identical protein binding
  • ATP-binding pocket
  • Tyrosine kinase, catalytic domain
  • Protein kinase (unclassified specificity)
  • autoinhibitory protein domain
  • self-association domain
  • calmodulin binding
  • autoregulatory domain
  • Protein tyrosine and serine/threonine kinase
  • catalytic domain
  • calmodulin binding domain
  • receptor binding
  • autophosphorylation site
  • SnoaL-like domain
  • protein binding
  • calmodulin regulated protein kinase
  • kinase
  • Serine/Threonine protein kinases, catalytic domain
  • Protein Kinases, catalytic domain
  • protein homodimerization
  • NTF2_like

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • major depression
  • Huntington disease
  • bipolar disorder
  • Alzheimer disease
  • ulcerative colitis
  • inflammatory bowel disease
  • mental retardation
  • psoriasis
  • autosomal dominant mental retardation type 53
  • autosomal recessive intellectual developmental disorder 63
regulated by
regulates
role in cell
  • expression in
  • proliferation
  • accumulation in
  • phosphorylation in
  • density
  • apoptosis
  • production in
  • survival
  • growth
  • firing

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • soluble fraction
  • postsynaptic density (PSD) fractions
  • membrane fraction
  • glutaminergic synapse
  • endocytic vesicle membrane
  • cilia
  • cellular membrane
  • Nucleus
  • Plasma Membrane
  • Mitochondria
  • cytosol
  • nucleoplasm
  • dendritic spines
  • neurites
  • synaptosomes
  • synapse
  • sarcoplasmic reticulum membrane
  • perikaryon
  • axons
  • dendrites
  • postsynaptic density
  • excitatory synapses
  • dendritic shafts

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the rat Camk2a gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • regulation of neurotransmitter secretion
  • angiotensin-mediated signaling pathway
  • positive regulation of calcium ion transport
  • protein autophosphorylation
  • protein phosphorylation
  • positive regulation of NF-kappaB transcription factor activity
  • dendritic spine development
  • positive regulation of JAK-STAT cascade
  • negative regulation of hydrolase activity
  • response to ischemia
  • regulation of neuronal synaptic plasticity
  • G1/S transition of mitotic cell cycle
  • calcium ion transport
  • positive regulation of cardiac muscle cell apoptotic process
  • regulation of endocannabinoid signaling pathway
  • cellular response to interferon-gamma
  • peptidyl-serine phosphorylation
  • regulation of neuron migration
  • cellular response to interferon-beta

Cellular Component

Where in the cell the gene product is active
  • calcium- and calmodulin-dependent protein kinase complex
  • nucleus
  • postsynaptic density
  • cytoplasm
  • mitochondrion
  • dendritic spine
  • cytosol
  • neuron projection
  • endocytic vesicle membrane
  • nucleoplasm

Molecular Function

What the gene product does at the molecular level
  • glutamate receptor binding
  • ATP binding
  • calmodulin binding
  • identical protein binding
  • protein binding
  • protein homodimerization activity
  • metal ion binding
  • calmodulin-dependent protein kinase activity
  • protein serine/threonine kinase activity
  • kinase activity

Gene-Specific Assays for Results You Can Trust

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