Question
Which statement correctly completes the statement ?
Except for glycine, which is achiral, all the amino acids present in proteins ......
Except for glycine, which is achiral, all the amino acids present in proteins ......
✓
Answer
b
$(b)$ Amino acids which combine into peptide chains to form the building blocks of a rest array of proteins are all $L-$ stereoisomers (left handed)
Glycine $NH_2 - CH_2 - COOH$
$(b)$ Amino acids which combine into peptide chains to form the building blocks of a rest array of proteins are all $L-$ stereoisomers (left handed)
Glycine $NH_2 - CH_2 - COOH$
$L$-Amino acid $\begin{matrix}
N{{H}_{2}}-CH-COOH \\
|\,\,\,\,\,\,\,\,\,\, \\
R\,\,\,\,\,\,\,\,\,\, \\
\end{matrix}$
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