amino acids peptides and protiens-biochemistry 0.0 / 5 ? Chemistrybiochemistry proteinsUniversityNone Created by: anna888Created on: 18-11-22 13:35 at what point are aa zwitterions at the zwitterion point 1 of 13 features of non polar aa insoluble in water and no h bonds 2 of 13 featres of polar neuatral aa soluble and form h bonds 3 of 13 the 5 polar neutral aa asparagine, cysteine, glutamine, serine and threonine 4 of 13 features of charged aa very soluble in water, charged r groups, h and ionic bonds 5 of 13 name the 5 charged aa asaparatic acid, glutamic acid, arginine, histidine, lysine 6 of 13 expalin chiarilty off aa all chiral appart from glycine, all L form with absolute configuration of S 7 of 13 what is pI the pH at the isolecetric point 8 of 13 pI equation with nexplaination (pka 1+ pka 2) / 2 . go to neural form ie zwitterion and use the pH either side 9 of 13 tequiniques for aa sepreation by pI via gel electropholerisi, by polarity in chromatography, by ion exchange in chromatrography 10 of 13 steps of aa syntheisis via strecker aldehyde (+ NH3 )- imine ( + -CN and HCl) -intermediate ( +HCl and H2O)- aa 11 of 13 peptide vs protien peptide= less than 50 aa. protien = more than 50 aa 12 of 13 how to distinguish between diff secondary structures ramacandron plot 13 of 13
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