| NAV2 | 
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| Identifiers | 
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| Aliases | NAV2, HELAD1, POMFIL2, RAINB1, STEERIN2, UNC53H2, neuron navigator 2 | 
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| External IDs | OMIM: 607026; MGI: 2183691; HomoloGene: 52330; GeneCards: NAV2; OMA:NAV2 - orthologs | 
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| | Gene location (Mouse) | 
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 |  |  | Chr. | Chromosome 7 (mouse) | 
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 |  |  | Band | 7|7 B4 | Start | 48,908,716 bp | 
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 | End | 49,610,090 bp | 
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| | RNA expression pattern | 
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 | Bgee | | Human | Mouse (ortholog) | 
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 | | Top expressed in |  | cartilage tissue
 tail of epididymis
 corpus epididymis
 visceral pleura
 internal globus pallidus
 bronchial epithelial cell
 caput epididymis
 oocyte
 epithelium of lactiferous gland
 Medulla Oblongata
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 | | Top expressed in |  | zygote
 ascending aorta
 granular layer
 aortic valve
 cardiac muscle tissue of left ventricle
 secondary oocyte
 choroid plexus of fourth ventricle
 extraocular muscle
 plantaris muscle
 extensor digitorum longus muscle
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 |  | More reference expression data | 
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 | BioGPS |  | 
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| Wikidata | 
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Neuron navigator 2 is a protein that in humans is encoded by the NAV2 gene. The vitamin A metabolite, all-trans retinoic acid (atRA), plays an important role in neuronal development, including neurite outgrowth. NAV2 is an atRA-responsive gene.
The neuron navigator, Is also theorized to play a role in cellular growth and migration. In addition, different isoform variants have been discovered for this gene. Connections have been drawn to Nav2 having an association with human neurocognitive disorders Alzheimer's disease and age-related phenotypes. It has been discussed that future studies of Nav2 could provide crucial information in understanding the pathophysiology of the disease and its related phenotypes.