What amino acids in hemoglobin isare carbamylated at low pH

What amino acid(s) in hemoglobin is(are) carbamylated at low pH?

A:The proximal histidine

B:An aspartate between the alpha and beta subunits

C:The first amino acid of each subunit

-An explanation would be great!!

Solution

Answer:

Hemoglobin has a total of 4 subunits.

It\'s the first amino acid that gets carbamylated at low pH. In carbamylation , carbamyl group is transferred to amino acids .

Hence correct option is (c) the first amino acid of each subunit.