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Homeodomain
A 3-D model of a protein with a homeodomain, a "helix-turn-helix" motif that acts as a transcription factor by binding directly to DNA to turn on other genes.

Related Links

Online Textbook:
Proteins and Proteomics: Structure and Function Relationships of Proteins
Genetics of Development: The Details of Gene Expression

Related Terms:
Motifs
Domain

Related Images:
None

Related Animations:
The Three-Dimensional Structure of a Protein
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