阿摩線上測驗
62. For an α-has the sequence : +H3N-Asp-Trp-Gln-Leu-His-Val-Phe-Ala-Lys-Val-Glu-COO-, the carbonyl oxygen (in the peptide bond) of the histidine residue is hydrogen bonded to the amide nitrogen of _______.
(A) Trp
(B) Lys
(C) Val
(D) Gln
(E) Leu
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統計： A(8), B(102), C(16), D(3), E(3) #2053768
統計： A(8), B(102), C(16), D(3), E(3) #2053768
