Left-Right Determination Factors

**Definition:** Signaling ligands that act in opposition to NODAL PROTEIN. During vertebrate development they regulate the degree of left-right asymmetry by controlling the spatiotemporal influence of NODAL PROTEIN.

**Tree numbers:** - D12.644.276.954.550.475 - D12.776.467.942.550.475 - D23.529.942.550.475

**Synonyms:** - Left-Right Determination Factor Proteins - Lefty Proteins