Which from the following is $NOT$ a globular protein?

Which of the following statements is false?

Aspartame,an artificial sweetener,is a dipeptide aspartyl phenylalanine methyl ester. The structure of aspartame is

The following tripeptide can be represented as:

Which characteristic of $Proline$ (an amino acid) distinguishes it from other naturally occurring amino acids?

Given below are two statements,one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: $A$ solution of the product obtained by heating a mole of glycine with a mole of chlorine in the presence of red phosphorus generates a chiral carbon atom.
Reason $R$: $A$ molecule with $2$ chiral carbons is always optically active.
In the light of the above statements,choose the correct answer from the options given below: