sequence of angiotensin I angiotensin III angiotensin II ANGT_MOUSE Agt Ang I Ang II Ang III Angiotensin I Angiotensin II Angiotensin III Angiotensin-1 Angiotensin-2 Angiotensin-3 Angiotensinogen Aogen Des-Asp[1]-angiotensin II IMR:0703759 IMR:0703762 IMR:0703777 Serpin A8 Serpina8 UniProt:P11859 angiotensin precursor angiotensinogen (serpin peptidase inhibitor, clade A, member 8) molecule_role