1. Draw all the forms of Tyrosine at pH 10.5. I have the predominant form and the protonation and deprotonation values written out, but I'm not sure how to draw the other forms now.

2. Draw the peptide chain arginyl-alanyl-histidyl-cysteinyl-isoleucyl-asparagine at pH 7

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Ib. L-Tyrosine at pH 10,5 10:1. deprotonatedH pKa 9.5 H-N C-H= R pka= a.a H-C-H H. C. C. H. C. C. C. 507. protonated H. pka 10.5 Ib. L-Tyrosine at pH 10,5 10:1. deprotonatedH pKa 9.5 H-N C-H= R pka= a.a H-C-H H. C. C. H. C. C. C. 507. protonated H. pka 10.5