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