Smad3 Protein

**Definition:** A receptor-regulated smad protein that undergoes PHOSPHORYLATION by ACTIVIN RECEPTORS, TYPE I. Activated Smad3 can bind directly to DNA, and it regulates TRANSFORMING GROWTH FACTOR BETA and ACTIVIN signaling.

**Tree numbers:** - D12.644.360.024.334.500.300 - D12.776.157.057.170.500.300 - D12.776.260.713.500.300 - D12.776.476.024.428.500.300 - D12.776.744.741.875 - D12.776.930.806.500.300

**Synonyms:** - Madh3 Protein