| NECAB3 | 
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| Identifiers | 
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| Aliases | NECAB3, APBA2BP, EFCBP3, NIP1, STIP3, SYTIP2, XB51, dJ63M2.4, dJ63M2.5, N-terminal EF-hand calcium binding protein 3 | 
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| External IDs | OMIM: 612478; MGI: 1861721; HomoloGene: 10992; GeneCards: NECAB3; OMA:NECAB3 - orthologs | 
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| | Gene location (Mouse) | 
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 |  |  | Chr. | Chromosome 2 (mouse) | 
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 |  |  | Band | 2|2 H1 | Start | 154,386,319 bp | 
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 | End | 154,400,810 bp | 
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| | RNA expression pattern | 
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 | Bgee | | Human | Mouse (ortholog) | 
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 | | Top expressed in |  | right adrenal cortex
 left adrenal cortex
 left ovary
 right ovary
 muscle of thigh
 apex of heart
 gastric mucosa
 gastrocnemius muscle
 body of stomach
 right lobe of thyroid gland
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 | | Top expressed in |  | habenula
 superior frontal gyrus
 primary visual cortex
 spermatid
 dentate gyrus of hippocampal formation granule cell
 lumbar spinal ganglion
 embryo
 prefrontal cortex
 anterior horn of spinal cord
 cerebellar cortex
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 |  | More reference expression data | 
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 | BioGPS |  | 
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| Wikidata | 
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N-terminal EF-hand calcium-binding protein 3 is a protein that in humans is encoded by the NECAB3 gene.
The protein encoded by this gene interacts with the amino-terminal domain of the amyloid beta A4 precursor protein-binding family A member 2 (APBA2), inhibits the association of APBA2 with amyloid precursor protein through a non-competitive mechanism, and abolishes the suppression of beta-amyloid production by APBA2. This protein, together with APBA2, may play an important role in the regulatory system of amyloid precursor protein metabolism and beta-amyloid generation. This gene consists of at least 13 exons and its alternative splicing generates at least 2 transcript variants.