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TABLE 5.1 Properties of the common amino acids found in proteins Name Alanine A, Ala Arginine R, Arg Asparagine N, Asn Abbreviations 1- and 3-letter codes Aspartic acid D, Asp C, Cys Q, Gln E, Glu Cysteine Glutamine Glutamic acid Glycine Histidine Isoleucine Leucine Lysine Proline Serine Threonine Tryptophan Tyrosine Valine G, Gly H, His I, Ile Methionine M, Met Phenylalanine F, Phe P, Pro S, Ser T, Thr W, Trp Y, Tyr V, Val L, Leu K, Lys Occurance in Proteins ( mol %) Residue Mass (daltons) 71.08 8.7 156.20 5.0 114.11 4.2 115.09 5.9 1.3 103.14 128.14 3.7 129.12 6.6 57.06 137.15 113.17 113.17 7.9 2.4 5.5 8.9 128.18 5.5 131.21 2.0 147.18 4.0 97.12 4.7 87.08 5.8 101.11 5.6 186.21 1.5 163.18 3.5 99.14 7.2 "To obtain the mass of the mass amino acids itself, add the mass of a molecule of water, 18.02 daltons. The values given are for neutral side chains; slightly different values will apply at pH values where protons have been gained or lost from the side chains. Average for a large number of proteins. Individual proteins can show large deviations from these values. Data from J. ▾ Part A Using the data in table 5.1, calculate the average amino acid residue weight in a protein of typical composition. This is a useful number to know for approximate calculations. Express your answer using one decimal place. IVE ΑΣΦ Submit Provide Feedback → Request Answer www. ? Next >

TABLE 5.1 Properties of the common amino acids found in proteins Name Alanine A, Ala Arginine R, Arg Asparagine N, Asn Abbreviations 1- and 3-letter codes Aspartic acid D, Asp C, Cys Q, Gln E, Glu Cysteine Glutamine Glutamic acid Glycine Histidine Isoleucine Leucine Lysine Proline Serine Threonine Tryptophan Tyrosine Valine G, Gly H, His I, Ile Methionine M, Met Phenylalanine F, Phe P, Pro S, Ser T, Thr W, Trp Y, Tyr V, Val L, Leu K, Lys Occurance in Proteins ( mol %) Residue Mass (daltons) 71.08 8.7 156.20 5.0 114.11 4.2 115.09 5.9 1.3 103.14 128.14 3.7 129.12 6.6 57.06 137.15 113.17 113.17 7.9 2.4 5.5 8.9 128.18 5.5 131.21 2.0 147.18 4.0 97.12 4.7 87.08 5.8 101.11 5.6 186.21 1.5 163.18 3.5 99.14 7.2 "To obtain the mass of the mass amino acids itself, add the mass of a molecule of water, 18.02 daltons. The values given are for neutral side chains; slightly different values will apply at pH values where protons have been gained or lost from the side chains. Average for a large number of proteins. Individual proteins can show large deviations from these values. Data from J. ▾ Part A Using the data in table 5.1, calculate the average amino acid residue weight in a protein of typical composition. This is a useful number to know for approximate calculations. Express your answer using one decimal place. IVE ΑΣΦ Submit Provide Feedback → Request Answer www. ? Next >

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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TABLE 5.1 Properties of the common amino acids found in proteins Name Alanine Arginine Asparagine Aspartic acid Cysteine Glutamine Glutamic acid Glycine Histidine Isoleucine Leucine Lysine Methionine Phenylalanine Proline Serine Threonine Tryptophan Tyrosine Valine Abbreviations 1- and 3-letter codes A, Ala R, Arg N, Asn D, Asp C, Cys Q, Gln E, Glu G, Gly H, His I, Ile L, Leu K, Lys M, Met F, Phe P, Pro S, Ser T, Thr W, Trp Y, Tyr V, Val Residue Occurance Mass in Proteins ( mol %) (daltons) 71.08 156.20 8.7 5.0 114.11 4.2 5.9 115.09 103.14 1.3 3.7 128.14 6.6 129.12 57.06 137.15 7.9 2.4 5.5 113.17 113.17 8.9 128.18 5.5 131.21 2.0 147.18 4.0 97.12 4.7 87.08 5.8 101.11 5.6 186.21 1.5 163.18 3.5 99.14 7.2 a "To obtain the mass of the mass amino acids itself, add the mass of a molecule of water, 18.02 daltons. The values given are for neutral side chains; slightly different values will apply at pH values where protons have been gained or lost from the side chains. b Average for a large number of proteins. Individual proteins can show large deviations from these values. Data from J. M. Otaki, M. Tsutsumi, T. Gotoh, and H. Yamamoto. Part A Using the data in table 5.1, calculate the average amino acid residue weight in a protein of typical composition. This is a useful number to know for approximate calculations. Express your answer using one decimal place. ——| ΑΣΦ Submit Provide Feedback Request Answer ? Next >
Transcribed Image Text:TABLE 5.1 Properties of the common amino acids found in proteins Name Alanine Arginine Asparagine Aspartic acid Cysteine Glutamine Glutamic acid Glycine Histidine Isoleucine Leucine Lysine Methionine Phenylalanine Proline Serine Threonine Tryptophan Tyrosine Valine Abbreviations 1- and 3-letter codes A, Ala R, Arg N, Asn D, Asp C, Cys Q, Gln E, Glu G, Gly H, His I, Ile L, Leu K, Lys M, Met F, Phe P, Pro S, Ser T, Thr W, Trp Y, Tyr V, Val Residue Occurance Mass in Proteins ( mol %) (daltons) 71.08 156.20 8.7 5.0 114.11 4.2 5.9 115.09 103.14 1.3 3.7 128.14 6.6 129.12 57.06 137.15 7.9 2.4 5.5 113.17 113.17 8.9 128.18 5.5 131.21 2.0 147.18 4.0 97.12 4.7 87.08 5.8 101.11 5.6 186.21 1.5 163.18 3.5 99.14 7.2 a "To obtain the mass of the mass amino acids itself, add the mass of a molecule of water, 18.02 daltons. The values given are for neutral side chains; slightly different values will apply at pH values where protons have been gained or lost from the side chains. b Average for a large number of proteins. Individual proteins can show large deviations from these values. Data from J. M. Otaki, M. Tsutsumi, T. Gotoh, and H. Yamamoto. Part A Using the data in table 5.1, calculate the average amino acid residue weight in a protein of typical composition. This is a useful number to know for approximate calculations. Express your answer using one decimal place. ——| ΑΣΦ Submit Provide Feedback Request Answer ? Next >
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