CAMK2G
Calcium/calmodulin-dependent protein kinase type II subunit gamma
Also known as: CAMKG, KCC2G_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q13555
- Gene
- CAMK2G
- Ensembl
- ENSG00000148660
- Chromosome
- 10
- Canonical length
- 558 aa
- Protein class
- Disease related genes, Enzymes, Human disease related genes, Plasma proteins, Potential drug targets, Predicted intracellular proteins, Predicted membrane proteins, Transporters
- Subcellular location
- Plasma membrane,Cell Junctions,Primary cilium tip,Primary cilium transition zone,Perinuclear theca,Calyx,Connecting piece,Principal piece,End piece
OverviewNCBI Gene
The product of this gene is one of the four subunits of an enzyme which belongs to the serine/threonine protein kinase family, and to the Ca(2+)/calmodulin-dependent protein kinase subfamily. Calcium signaling is crucial for several aspects of plasticity at glutamatergic synapses. In mammalian cells the enzyme is composed of four different chains: alpha, beta, gamma, and delta. The product of this gene is a gamma chain. Many alternatively spliced transcripts encoding different isoforms have been described but the full-length nature of all the variants has not been determined.[provided by RefSeq, Mar 2011]
Canonical amino-acid sequenceUniProt
558 residues, UniProt reviewed canonical sequence.
>Q13555|CAMK2G
1 MATTATCTRF TDDYQLFEEL GKGAFSVVRR CVKKTSTQEY AAKIINTKKL SARDHQKLER
61 EARICRLLKH PNIVRLHDSI SEEGFHYLVF DLVTGGELFE DIVAREYYSE ADASHCIHQI
121 LESVNHIHQH DIVHRDLKPE NLLLASKCKG AAVKLADFGL AIEVQGEQQA WFGFAGTPGY
181 LSPEVLRKDP YGKPVDIWAC GVILYILLVG YPPFWDEDQH KLYQQIKAGA YDFPSPEWDT
241 VTPEAKNLIN QMLTINPAKR ITADQALKHP WVCQRSTVAS MMHRQETVEC LRKFNARRKL
301 KGAILTTMLV SRNFSAAKSL LNKKSDGGVK KRKSSSSVHL MPQSNNKNSL VSPAQEPAPL
361 QTAMEPQTTV VHNATDGIKG STESCNTTTE DEDLKGRVPE GRSSRDRTAP SAGMQPQPSL
421 CSSAMRKQEI IKITEQLIEA INNGDFEAYT KICDPGLTSF EPEALGNLVE GMDFHKFYFE
481 NLLSKNSKPI HTTILNPHVH VIGEDAACIA YIRLTQYIDG QGRPRTSQSE ETRVWHRRDG
541 KWLNVHYHCS GAPAAPLQLocalizationUniProt · AlphaFold · HPA
Whether an antibody against CAMK2G can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Other membrane
- Secreted
- No
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.33
- Highest tissue expression
- 143 nTPM
Expression across tissuesHPA
Tissue
- skeletal muscle: 143 nTPM
- blood vessel: 115 nTPM
- cerebral cortex: 114 nTPM
- colon: 104 nTPM
- tongue: 79 nTPM
- urinary bladder: 71 nTPM
Single-cell type
- astrocytes: 638 nCPM
- cytotrophoblasts: 361 nCPM
- bergmann glia: 357 nCPM
- cone photoreceptor cells: 306 nCPM
- neutrophils: 292 nCPM
- rod photoreceptor cells: 241 nCPM
Immune cell
- eosinophil: 128 nTPM
- neutrophil: 110 nTPM
- NK-cell: 33 nTPM
- basophil: 29 nTPM
- MAIT T-cell: 28 nTPM
- T-reg: 27 nTPM
Brain region
- cerebral cortex: 220 nTPM
- thalamus: 156 nTPM
- midbrain: 141 nTPM
- medulla oblongata: 140 nTPM
- pons: 133 nTPM
- spinal cord: 131 nTPM
DiseaseUniProt · ClinVar · IEDB · PubMed
Four sources answering four different questions about CAMK2G.
Disease | AllUniProt
Conditions CAMK2G is implicated in, by any mechanism.
- Intellectual developmental disorder, autosomal dominant 59 (MRD59) MIM:618522
Disease | GeneticClinVar
6 pathogenic / likely-pathogenic of 140 ClinVar records.
Conditions with pathogenic or likely-pathogenic variants.
- Intellectual developmental disorder 59
- Severe intellectual disability
- Global developmental delay
- Autism
- Generalized hypotonia
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 0.24
- gnomAD pLI
- 1
- gnomAD missense Z
- 3.8
- DepMap mean gene effect
- -0.13
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 5% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- cell differentiation
- insulin secretion
- long-term synaptic potentiation
- nervous system development
- regulation of calcium ion transport
- regulation of neuron projection development
- regulation of neuronal synaptic plasticity
- regulation of protein localization to plasma membrane
- regulation of skeletal muscle adaptation
Molecular functions
- ATP binding
- calcium-dependent protein serine/threonine phosphatase activity
- calcium/calmodulin-dependent protein kinase activity
- calmodulin binding
- identical protein binding
- protein homodimerization activity
- protein serine kinase activity
Cellular components
Protein domainsUniProt · Pfam · InterPro
- Protein kinase domain
- Serine/threonine-protein kinase, active site
- Protein kinase-like domain superfamily
- Calcium/calmodulin-dependent protein kinase II, association-domain
- Protein kinase, ATP binding site
- NTF2-like domain superfamily
- Protein kinase domain
- Calcium/calmodulin dependent protein kinase II association domain
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of CAMK2G in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads CAMK2G as an antibody target. Whether an autoantibody or antibody against CAMK2G could matter depends on whether native CAMK2G is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
CAMK2G is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.
Annotation status
The present source text does not explicitly label CAMK2G as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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