Matching Pairs ProteinsOnline version proteins part 1 by Danielle Woods 1 denaturation of protein 2 protein digestion in stomach 3 primary structure 4 protein digestion in small intestine 5 peptide bonds 6 quaternary structure 7 secondary structure 8 how many nonessential amino acids? 9 how many essential amino acids? 10 basic structure of amino acid 11 protein absorption 12 tertiary structure single peptide chain, simple linear chain gastrin releases HCl, HCl denatures proteins and converts pepsinogen to pepsin amine group, R group (side chain), carboxyl group, hydrogen two or more polypeptide chains bond together slightly folded and twisted join 2 amino acids together absorbed in small intestine, transported to liver from intestines via portal vein unfolding of proteins occurring in presence of heat, acid, base, salt, or mechanical agitation nine proteases released by pancreas, breaking down polypeptides to dipeptides and tripeptides, which are further broken down into amino acids 3D globular shape, folding of polypeptide chain eleven
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