Jee Advanced
Biomolecules
JEE Advanced 2013 Paper 1 Offline
INTEGER+3 / -02013
A tetrapeptide has \(-\)COOH group on alanine. This produces glycine (Gly), valine (Val), phenyl alanine (Phe) and alanine (Ala), on complete hydrolysis. For this tetrapeptide, the number of possible sequences (primary structures) with \(-\)NH2 group attached to a chiral center is _______.