in Biomolecules by

1 Answer

0 votes
by

Proteins consist of amino acids linked together by peptide bonds (-CONH-). A peptide bond is formed by the elimination of water molecule during reaction between carboxyl (-COOH) group of one α-amino acid and amino (-NH2) group of another α-amino acid.

         R                                   R                                                                   R              R
          l                                     l                          – H2O                                l                l
H2N-CH-COOH   +   HNH-CH-COOH ------------------------→    H2N-CH-CONH-CH-COOH
α-amino acid            α-amino acid                                              Formation of Peptide Bond

 

Biology Questions and Answers for Grade 10, Grade 11 and Grade 12 students, Junior and Senior High Schools, Junior Colleges, Undergraduate biology programs and Medical Entrance exams.
...