Isoleusin (Ile) Asam Glutamat (Glu) Triptofan (Trp) Sistein (Cys) Metionin (Met) Asam Aspartat (Asp) Leusin (Leu) Lisin (Lys) Valin (Val) Arginin (Arg) Serin (Ser) Glutamin (Glu) (Organic Chemistry Ed. 8, John McMurry, 2012) 3