Receptor Tyrosine Kinase

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme|Receptor

**Definition:** A class of membrane receptors that contain protein tyrosine kinase activity. This enzymatic activity is integral to the function of the receptor as a signal transducer; the phosphorylation event alters the functional activity of its protein substrate.

**Synonyms:** - EC 2.7.10.1 - RTK - Receptor Protein-Tyrosine Kinase - Receptor-Type Protein-Tyrosine Kinase - Receptor-Tyrosine Kinase - TKR - TRK - Transmembrane Receptor Protein Tyrosine Kinase - Tyrosine Kinase Growth Factor Receptor - Tyrosine Kinase Receptor - Tyrosine Receptor Kinase