Biology:MLX (gene)

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Short description: Protein-coding gene in the species Homo sapiens


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

Max-like protein X is a protein that in humans is encoded by the MLX gene.[1][2]

Function

The product of this gene belongs to the family of basic helix-loop-helix leucine zipper (bHLH-Zip) transcription factors. These factors form heterodimers with Mad proteins and play a role in proliferation, determination and differentiation. This gene product may act to diversify Mad family function by its restricted association with a subset of the Mad family of transcriptional repressors, namely Mad1 and Mad4. Alternatively spliced transcript variants encoding different isoforms have been identified for this gene.[2]

Interactions

MLX (gene) has been shown to interact with MNT,[3][4] MXD1[3][4] and MLXIPL.[3]

MLX must dimerize with MondoA[5] or with MLXIPL (carbohydrate-responsive element-binding protein) to regulate target genes.[6]

References

  1. "TCFL4: a gene at 17q21.1 encoding a putative basic helix-loop-helix leucine-zipper transcription factor". Gene 181 (1–2): 7–11. November 1996. doi:10.1016/S0378-1119(96)00376-9. PMID 8973301. 
  2. 2.0 2.1 "Entrez Gene: MLX MAX-like protein X". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=6945. 
  3. 3.0 3.1 3.2 "WBSCR14, a gene mapping to the Williams--Beuren syndrome deleted region, is a new member of the Mlx transcription factor network". Human Molecular Genetics 10 (6): 617–27. March 2001. doi:10.1093/hmg/10.6.617. PMID 11230181. 
  4. 4.0 4.1 "Mlx, a new Max-like bHLHZip family member: the center stage of a novel transcription factors regulatory pathway?". Oncogene 19 (29): 3266–77. July 2000. doi:10.1038/sj.onc.1203634. PMID 10918583. 
  5. "MondoA-Mlx transcriptional activity is limited by mTOR-MondoA interaction". Molecular and Cellular Biology 35 (1): 101–110. 2015. doi:10.1128/MCB.00636-14. PMID 25332233. 
  6. "Glucose-Sensing Transcription Factor MondoA/ChREBP as Targets for Type 2 Diabetes: Opportunities and Challenges". International Journal of Molecular Sciences 20 (20): E5132. 2019. doi:10.3390/ijms20205132. PMID 31623194. 

Further reading

External links

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