homeobox

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ho·me·o·box

(hō'mē-ō-boks),
A highly conserved DNA sequence of about 180 base pairs near the 3' end of specific homeotic genes; it encodes a DNA-binding domain that allows the homeobox proteins to bind to and regulate gene expression in development.
Synonym(s): homeodomain

homeobox

(hō′mē-ə-bŏks′)
n.
A sequence of DNA encoding a protein structure that binds to specific parts of DNA and affects transcription of DNA into RNA.

homeobox

a conserved DNA motif of about 180bp encoding a protein domain (approximately 60 amino acids) that binds to DNA. The homeobox is a characteristic of HOMEOTIC GENES and is found in most EUKARYOTES.