# GATE2015-47

Match the reagents in $\text{Group I}$ with their preferred cleavage sites in $\text{Group II}$.
$\begin{array}{|l|l|l|l|} \hline & \text{Group I} && \text{Group II} \\ \hline P. & \text{Cyanogen bromide} & 1. & \text{Carboxyl side of methionine} \\ \hline Q. & o \text{-Iodosobenzoate} & 2. & \text{Amino side of methionine} \\ \hline R. & \text{Hydroxylamine} & 3. & \text{Carboxyl side of tryptophan} \\ \hline S. & \text{2-Nitro-5-thiocyanobenzoate} & 4. & \text{Amino side of cysteine} \\ \hline && 5. & \text{Asparagine-glycine bonds} \\ \hline \end{array}$
1. $\text{P-1, Q-3, R-5, S-4}$
2. $\text{P-2, Q-3, R-1, S-4}$
3. $\text{P-1, Q-2, R-5, S-4}$
4. $\text{P-4, Q-2, R-5, S-3}$