Neuronal PAS domain protein 4

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Neuronal PAS domain protein 4 is a protein that in humans is encoded by the NPAS4 gene.[1] The NPAS4 gene is a neuronal activity-dependent immediate early gene that has been identified as a transcription factor. The protein regulates the transcription of genes that control inhibitory synapse development, synaptic plasticity and most recently reported also behavior.[2]


Function

NXF is a member of the basic helix-loop-helix-PER-ARNT-SIM (bHLH-PAS) class of transcriptional regulators, which are involved in a wide range of physiologic and developmental events (Ooe et al., 2004 [PubMed 14701734]).[supplied by OMIM, Mar 2008].

Npas4 has been shown by Dr. Brenda Bloodgood to play critical roles in regulating the plasticity of inhibitory neurons. She found that Npas4 helps to regulate plasticity by orchestrating a redistribution of synaptic inputs, biasing them towards dendrites over neuronal cell bodies which increases dendritic plasticity.[3]

References

  1. ^ "Entrez Gene: Neuronal PAS domain protein 4". Retrieved 2017-10-15.
  2. ^ Funahashi Y, Ariza A, Emi R, Xu Y, Shan W, Suzuki K, Kozawa K, Ahammad RU, Wu M, Takano T, Yura Y, Kuroda K, Nagai T, Amano M, Yamada K, Kaibuchi K (2019). "Phosphorylation of Npas4 by MAPK Regulates Reward-Related Gene Expression and Behaviors". Cell Reports. 29 (10): 3235–3252.e9. doi:10.1016/j.celrep.2019.10.116. PMID 31801086.
  3. ^ Bloodgood, Brenda L.; Sharma, Nikhil; Browne, Heidi Adlman; Trepman, Alissa Z.; Greenberg, Michael E. (2013-11-07). "The activity-dependent transcription factor NPAS4 regulates domain-specific inhibition". Nature. 503 (7474): 121–125. doi:10.1038/nature12743. ISSN 1476-4687. PMC 4169177. PMID 24201284.

Further reading


This article incorporates text from the United States National Library of Medicine, which is in the public domain.