Which of the following amino acids or types of amino acids is rarely found in beta sheets? Polar uncharged amino acids Non-Polar amino acids Glycine Polar charged amino acids
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- Which of the following are nonessential amino acids in humans? valine aspartic acid proline cysteine phenylalanine isoleucine None of the AboveA protein that is normally found in an aqueous solution has these amino acids in its primary structure: glutamic acid, lysine, leucine, arginine, and tryptophan. Predict the location of each amino acid: in the interior portion of the protein (away from water) or on the outside of the protein (facing water). glutamic acid _________________________ lysine _________________________ leucine _________________________ arginine ________________________ tryptophan _________________________ Indicate whether each of the following statements describes a reversible competitive inhibitor, reversible noncompetitive inhibition, or an irreversible inhibitor. ________ a. It bonds covalently to the active site ________ b. The inhibitor effect can be reversed by the addition of more substrate ________ c. Inhibitor structure resembles that of the substrate ________ d. The inhibitor and substrate cannot bind to the enzyme simultaneously.A protein that is normally found in an aqueous solution has these amino acids in its primary structure: glutamic acid, lysine, leucine, arginine, and tryptophan. Predict the location of each amino acid: in the interior portion of the protein (away from water) or on the outside of the protein (facing water). glutamic acid _________________________ lysine _________________________ leucine _________________________ arginine ________________________ tryptophan _________________________
- Which amino acid is NOT associated with the oligopeptide given by the shorthand notation GRFAV? Valine Phenylalanine Glycine Arginine Aspartic Acid AlanineWhich of the following amino acids would most likely exhibit hydrophobic interaction with isoleucine? Oserine Omethionine Oglutamate threonine arginine Previous MWhich of the following amino acids has a net negative charge at physiologic pH (~7.4)? Lysine Asparagine O Histidine O Glutamic acid
- The primary structure of a protein does not describe the number of each type of amino acid (percent composition). True FalseWhich of the amino acids will nearly always be found buried in the center of proteins? valineglycinelysineglutamic acidThe following are essential amino acids, except; Isoleucine Tryptophan serine valine Lysine
- Which of the following amino acids is not part of tetramer that is bounded to NAM and glycine? L-Glu D-Ala L-lys D-Glu L-AlaThis amino acid is called COOH CO0 CO0 H3N-CH H,N-CH H&N-CH H2N-CH CH2 pK, CH2 CH2 pKR CH2 pK2 CH2 CH2 CH2 CH2 СООН СООН CO- IV Histidine Glutamic acid Aspartic acid Valine IsolucineDetermination of the amino acid composition requires the following steps, EXCEPT Separation of amino acids using chromatography. Cleavage of the peptide bonds. Quantification of individual amino acids. Analysis of the secondary structures.