Tetrapeptide is made of naturally occuring alanine , serine glycine and valine . If the C-terminal amino acid is alanine and the N-terminal amino acid

Question

Tetrapeptide is made of naturally occuring alanine , serine glycine and valine . If the C-terminal amino acid is alanine and the N-terminal amino acid

Tetrapeptide is made of naturally occuring alanine , serine glycine and valine . If the C-terminal amino acid is alanine and the N-terminal amino acid is chiral , the number of possible sequences of the tetrapeptide is
A. 12
B. 8
C. 6
D. 4

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - D
Note glycine is achiral , therefore possible combinations are :
(A) Valine serine glycine alanine `" " ` (B) Serine valine glycine alanine
( C) Valine glycine serine alanine ` " " ` (D) Serine glycine valine alanine

4 views Answered 2023-02-05 15:29