Activating Transcription Factor 4

**Definition:** An activating transcription factor that regulates the expression of a variety of GENES involved in amino acid metabolism and transport. It also interacts with HTLV-I transactivator protein.

**Tree numbers:** - D12.776.260.108.061.937 - D12.776.930.127.061.937

**Synonyms:** - ATF4 Transcription Factor - Tax-Responsive Enhancer Element B67