Angiotensin I

**Definition:** A decapeptide that is cleaved from precursor angiotensinogen by RENIN. Angiotensin I has limited biological activity. It is converted to angiotensin II, a potent vasoconstrictor, after the removal of two amino acids at the C-terminal by ANGIOTENSIN CONVERTING ENZYME.

**Tree numbers:** - D06.472.699.094.075 - D12.644.400.070.075 - D12.644.456.073.021 - D12.644.548.058.075 - D12.776.631.650.070.075 - D23.469.050.050.025