angiotensinogen

noun

an·​gio·​ten·​sin·​o·​gen -ten(t)-ˈsin-ə-jən 

: a glycoprotein formed chiefly in the liver that is cleaved by renin to produce angiotensin I

The enzyme renin affects blood pressure and electrolyte homeostasis by catalyzing the formation of angiotensin I from circulating angiotensinogen …

—Nicola Glorioso et al., Science

called also hypertensinogen