glutathione is an example of what kind of peptide Re: does have more than2 bonds? Solved 1. Amino Acid Constituents
Description
Melatonin and pineal gland peptides are able to correct the impairment of reproductive cycles in rats
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doi: 10.1074/jbc.M709463200

An extended insertion known as the receptor-binding motif (RBM) from the core contains two short strands, two helices, and loops
