homeobox(redirected from Homeodomain protein)
Also found in: Dictionary, Thesaurus, Medical.
Related to Homeodomain protein: Homeobox Genes
(cell and molecular biology)
A highly conserved sequence of deoxyribonucleic acid (DNA) that occurs in the coding region of development-controlling regulatory genes and codes for a protein domain that is similar in structure to certain DNA-binding proteins and is thought to be involved in the control of gene expression during morphogenesis and development.