Question: The structure of a mammalian hormone oxtocin, a nine-amino acid polypeptide as follows: cys-tur-ile-glan-asn-cys-pro-leu-gly. At the carboxyl end, the -OH is replaced by an amino group.
[1] Where is the disulfide bridge?
[2] Draw the hormone and show all the side chains. (I think leu is one of them).