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