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Given the following sequence: LHYEAIAKAWNDAF a. Classify each amino acid into polar, non-polar, & charged (at pH...

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Question

Chemistry

Given the following sequence: LHYEAIAKAWNDAF

a. Classify each amino acid into polar, non-polar, & charged(at pH 7.0)–put a letter above each to show if polar (p), non-polar(n), or charged (c).

b.What are the ionizable groups?

c.What is the order of the pKaʼs going from low to high pH

d.What is the isoelectric point (pl) of this peptide?

e.At the pHʼs of 3, 6, & 9, what is the charge state?

f.What type of secondary structure would this peptide take andwhy?

g.How long would it be?

h.How many hydrogen bonds, at maximum

Answer & Explanation Solved by verified expert
4.1 Ratings (850 Votes)
a The following table classify each of the aminoacids in to polar nonpolar or charged Type Name Nonpolar Leucine Leu L Isoleucine Ile I Valine Val V Alanine Ala A Methionine Met M Phenylalanine Phe F Tryptophan Trp W Proline Pro P Glycine Gly G note sometimes included in polar group Polar uncharged Serine Ser S Asparagine Asn N Glutamine Gln Q Threonine Thr T Cysteine Cys C Tyrosine Tyr Y Acidic Aspartic acid Asp D Glutamic acid Glu E Basic Lysine Lys K Arginine Arg R Histidine His H b If you look again at the general structure of an amino acid you will    See Answer
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