... ion sau: S 2-, Ar, Ci-, Ca2*,K* theo thri tu b6n kinh nguy€n ttr, ion gi6mdAnA. s 2-, cl-, Ar, K*, ct* B. c**,K*, Ar, cl-, s 2- c. Ku, ca2-t, Ar,'cl-, s 2- I). s&apos ;-, cl', ... Er" C2Fi5CFl{1, (CI-ir)2CO. Cl{r:CFl-C}irCIIil. C2II5CFIO, Ciiz:CIl-O-Ctl-r, ({-t,i:.izCo iJ' {{jl{i)2(-l{1, Llzii5C}'IC, CH2-CiI-CFI2OHCSu 28: Peptit A. e6 phan tir ... thu duo-c c6 hai dipeptit B vd C. PhAn tri'kh6i tuorrg irng cira Ll vd C ld174 vit 188. CAu tao thu gon ctra a lirA" Ala-Val- GivEl. Ala- Gly-ValC.Giy-Ala-Val-Ala D"Val-G11'-A1a-G1-vdinh...