Chromosomal Position Effects
Synonyms
Chromosomal Position Effect
Position Effect Variegation
Position Effect, Chromosomal
Position Effects, Chromosomal
The effects on gene expression that depend on the location of a gene with respect to its neighboring genes and region of chromosome. Stable position effects are sequence dependent. Variegated position effects depend on whether the gene is located in or adjacent to HETEROCHROMATIN or EUCHROMATIN.