Which of the following amino acids is most likely to be found in a beta sheet? a   Nonpolar amino acids b   Glycine c   Polar charged amino acids d   Polar uncharged amino acids e   Proline

Q: A peptide with the sequence isoleucine1-aspartate2-valine3-lysine4-proline5-glutamate6 is located at…

A: Amino acids combine to form proteins by the formation of peptide bond. Amino acids have a one amino…

Q: To what category does this amino acid belong? Note that the non-ionized form is shown! H H. N-C-C он…

A: Depending on the properties of the R-group amino acids get classified into different categories,…

Q: The amino acid arginine has the following forms: H3Arg pK1=1.82 H2Arg* pK2=8.99 HArg pK3=12.1 Arg…

A: Amino acids Proteins are the polymers of nitrogenous compounds called amino acids. Each amino acid…

Q: The following enzyme, L-amino acid oxidase,., has this type of specificity: a. Group Specificity O…

A: An L-amino acid oxidase (LAAO) is a catalytic enzyme in enzymology that catalyzes the chemical…

Q: What is the net charge of the following amino acids (A, B, C, D) at pH 5.96 ? Amino acid Isoelectric…

A: Isoelectric point is pH of an amino acid at which they are in their zwitter ion form i.e, the…

Q: If a particular 180 amino acid polypeptide is known to sample 3 preferred states as it folds into…

A: Anfinsen's experiment showed that the protein is intrinsically capable of finding its lowest-energy…

Q: Which of the following is a drawback of using base hydrolysis during amino acid composition? A.…

A: The amino acids that occur naturally as constituents of proteins have an amino group (NH2) and a…

Q: All of the following are basic amino acids, except_ A. Histidine B. Arginine C. Lysine D. Glycine

A: Amino acids can be divided into basic amino acids and acidic amino acids.

Q: What type of intermolecular forces exist between the side chains of each of the following pairs of…

A: Amino acids are organic compounds that combine to form proteins. Amino acids and proteins are the…

Q: Which of the following amino acids would be most soluble in water? Group of answer choices glycine…

A: Amino acids are the building blocks of proteins. Hair, skin, enzymes all are proteins. Proteins may…

Q: What is the amino acid in the tripeptide glutathione that shows the most important role in…

A: Glutathione is a substance made from the amino acids glycine, cysteine, and glutamic acid. It is…

Q: Which of the following amino acid types is mostly likely to be hydroxylated in a posttranslation…

A: Hydroxylation is defined as a process of oxidation reaction where the carbon-hydrogen bond in the…

Q: The amino acid tyrosine contains a phenolic R-group and has pKa values of 2.2, 9.0, and 10.2. A…

A: tyrosine or L-tyrosine is one of the 20 standard amino acids that are used by cells to synthesize…

Q: Amino acids are the building blocks for proteins in the cell. The structures of the amino acids…

A: Chiral centers refers to the Carbon at which 4 different groups are attached. It contains four…

Q: Refer to the following table below to answer the succeeding questions: Amino acid pK, pK2 pK3…

A: The charge on the amino acid depends on the pKa value of the ionizing groups in the amino acid. The…

Q: Which of the following amino acids undergoes phosphorylation?     Histidine     Glutamic Acid…

A: Post-translational modification of proteins  refers to the covalent enzymatic modification of…

Q: If you have a pool of  amino acids, how many different octapeptides are possible comprising only of…

A: Peptides are polymeric chains made of repeating monomers of amino acids. Amino acids are…

Q: Which of the following peptides carries a net positive charge at pH = 6.0? O VISE O RDSQ O FLGP O…

A: Amino acids are the building blocks and have a common basic structure. There are 20 amino acids and…

Q: Which of the following is the smallest amino acid?* Please choose one correct answer only.   A. G B.…

A: Amino acids are consist of carboxyl, amine, hydrogen and side chain groups. Based on the side chains…

Q: What type of interaction, if any, would you predict between the side groups of the following pairs…

A: Amino acids are structural units of proteins. Amino acids join together through peptide bond to form…

Q: Which of the following amino acids is not part of tetramer that is bounded to NAM and glycine?…

A: Peptidoglycan is the major component of bacterial cell wall. Gram positive bacteria have a thick…

Q: A nonpolar neutral amino acid is most likely to have its zwitterionic form at a pH of: Select one:…

A: The correct option is b. 6.48

Q: Each amino acid in a run of several amino acid residues of a polypeptide chain have phi values of…

A: Ramachandran plot gives the statistical distribution of the combinations of the dihedral angles ϕ…

Q: A mixture of Alanine (pl 6.02), Glutamic Acid (pl 3.22), Glycine (pl 5.79), Lysine (pl 9.74) and…

A: Ion exchange chromatography is used to separate molecules based on their net surface charge.

Q: Which of the following amino acid groups has the least propensity to be present in a beta turn? O…

A: Almost every function in living organisms depends on proteins. These are the biomolecules composed…

Q: Describe the amino acid illustrated above (at pH = 7.0). (the following amino acid at pH = 7…

A: Amino acids are the organic molecule composed of amino group (NH2), an acidic carboxylic group…

Q: Which of the following is the first step in folding a linear polypeptide into an ordered functional…

A: Proteins are the chains of amino acids connected by the amide linkage called "peptide linkage".…

Q: What kind of bond would you expect between the side chains of the following amino acids?(a) Cysteine…

A: Amino acids are molecules which when combined together forms a macromolecule known as protein. It…

Q: The following are structural diagrams of a selection of newly discovered amino acids. OH HO C-OH CH3…

A: The α-Amino acids are molecules made of a central C-atom (the C alpha  carbon atom), that is bonded…

Q: Glutamic acid and glutamine are two amino acids that have similar R groups, with only a minor…

A: Introduction: Those biomolecules that comprised of two functional groups; amino and carboxyl are…

Q: N-linked oligosaccharides can be covalently linked to proteins at which amino acid?   a.  Gly  b.…

A: Glycoproteins are known as specialized proteins that are composed of oligosaccharide chains i.e,…

Q: A protein that is normally found in an aqueous solution has these amino acids in its primary…

A: Proteins are composed of different amino acids with different chemical nature. Amino acids are…

Q: A dipeptide T, obtained from the breakdown of an enzyme found in the human body, is made up of Amino…

A:

Q: What is the percent ionization of these amino acids? 1. Aspartame at pH 5.4 2. Glutamate at pH 11.8…

A: Since we are entitled to answer up to 3 sub-parts, we’ll answer the first 3 as you have not…

Q: All amino acids have two ionizable functional groups: an a-amino group (average pKa of 9.4) and an…

A: Amino acids are organic compounds that combine to form proteins.

Q: The following figure is a diagram (cartoon or caricature) of the structure of a protein. What types…

A: Proteins are polypeptide structures made up of amino acids. Amino acids are an organic molecule that…

Q: Given amino acids A and B 5. Draw the structure of amino acid A at pH < pI 6. Draw the structure…

A:

Q: The two amino acids having R groups with a negative net charge at pH 7.0 are _______ A. Aspartate…

A: Amino acids are composed of an amino group, carboxyl group, and R-group side chain. They are 20…

Q: In terms of structure and function of a protein why is the lactase enzyme have a optimal pH of seven

A: Enzyme work in optimal pH for proper functioning. It is important to bind with the substrate with…

Q: The carbon-nitrogen peptide bond is rigid, but rotation can take place about the N-Ca and the Ca-C…

A: The peptide bond has a partial double bond character resulting in restricted rotation of this bond.…

Q: Why do some proteins contain D-amino acids? O A. D-amino acids will determine the binding of the…

A: D amino acids: Amino acids with the orientation of stereogenic alpha carbon to the amino group has…

Q: The carboxylic acid functional group (R-COOH) in an amino acid has a pka of about 5. Under which of…

A: The amino acid with a side chain carboxylic group is called an acidic amino acid. Examples of acidic…

Q: Which type of amino acid would you expect to find in large numbers in a protein found in a deep-sea…

A: Step 1 Deep-sea vent, hydrothermal (hot-water) vent are formed on the ocean floor when seawater…

Q: What level of protein structure is least likely to be affected if a protein's environment…

A: Proteins are the macromolecules present in the cells. They are polymers of amino acids.

Q: Classify each of the following amino acid as polar or nonpolar. If polar, indicate if the R group is…

A: Amino acids are organic compound made up of two functional group namely carboxyl and amino group.…

Q: Give the 2 examples of each of the followings:- (a) hydrophilic amino acid, (b) Charged AA, and (c)…

A: Since you have asked multiple questions, we will answer only first question for you. In order to get…

Q: It is often the case that a helices are positioned in a protein such that one side faces the…

A: Introduction As the name implies, an amphipathic (or amphiphilic) helix is an α-helix with both…

Q: What structure deactivates the enzyme that catalyses the following reaction? de de do Per O The…

A: G protein-coupled receptors can be grouped into three main categories namely the Gq, the Gs, and the…

Q: Glycine is an amino acid whose side group does not participate in any of the types of side group…

A: Every amino acid joined to a different chemical group at the site termed its side chain. By…

Q: Which of the following is/are least likely to be found in an alpha helix because it has an…

A: Proteins are a sort of macromolecule that have a number of distinct roles in biological activities.…