What is an Overlapping Gene (OLG)?

What is an Overlapping Gene (OLG)?

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By Dr. Sanchari Sinha Dutta, Ph.D.Reviewed by Emily Henderson, B.Sc.

Overlapping genes (OLGs) are two adjacent DNA segments that are partially or entirely overlapped with each other through a shared genomic location. These genes are present in the viral, prokaryotic, and eukaryotic genomes.