For the 3 molecules in the image, explain if the nitrogen can act as a hydrogen bond acceptor or not and explain.

Q: Draw the two amino acids serine and alanine, and a dipeptide that could be formed by combining these…

A: Amino acids are the building blocks of proteins which are composed of amino group (NH3+), carboxyl…

Q: Consider olive oil, an oil with a high percentage of fat derived from oleic acid (otherwise known as…

A: When the two hydrogen atoms of the fatty acids which adjoin the double bond are in the same chain,…

Q: Draw the structures of L-Cysteine from highly protonated to depronated form. Note Structure A as the…

A: Proteins are composed of amino acids, which are bound together by peptide linkage. Amino acids…

Q: What is the optimum pH to separate a mixture of lysine, arginine, andcysteine using electrophoresis?…

A: Electrophoresis is the technique used for the separation of proteins based on the charge and size of…

Q: Draw the structures of L-Cysteine from highly protonated to depronated form. Note Structure A as the…

A: The proteins are constituted of 20 naturally occurring amino acids. The amino acids cysteine has a…

Q: You are studying a catalytic protein which contains two ion clusters, one cluster contains 2 Cu+3…

A: Proteins are the biomolecules that are building blocks of the body. Proteins are made up of amino…

Q: Amino acid Cys has ionizable groups with pKa values 2.0, 8.0, and 10.0.  Determine the charge on the…

A: For cysteine Charge when pH is at 1.0? ____+ve_____        Charge when pH is at 9.0? ____-ve_____

Q: Why is the formation of a peptide bond called a condensation reaction? Explain briefly

A:

Q: a) Draw a non-covalent interaction between a water molecule and the charge on a phosphorylated…

A: Unlike covalent interactions where there is sharing of electrons between two atoms, in non-covalent…

Q: Each ionizable group of an amino acid can exist in one of two states, charged or neutral. The…

A: Amino acids are the monomeric units for the formation of proteins and histidine is one of the…

Q: The following reaction scheme shows the states of the amino acid hisitdine. Histidine has three…

A: Histidine is an amino acid that is used for the purpose of protein biosynthesis. It comprises an…

Q: Draw the structure of the following peptide as it would be at pH = 7. Does the molecule have a net…

A: The given peptide is composed of methionine, serine, glutamic acid, alanine, two lysine, and…

Q: Two of the 20 common amino acids have two chiral carbon atoms in their structures. Identify these…

A: Amino acids are organic molecules having a center chiral carbon except for glycine, attached to four…

Q: Serine is an uncharged, polar amino acid (below and left). Threonine (below and right) is another…

A: Amino acids are the building blocks of proteins which are composed of amino group (NH3+), carboxyl…

Q: Make use of the table below in answering the questions asked: Amino acid pK₁ pK₂ PK3 Isoleucine 2.32…

A: The amino acids have ionizable groups in them. The ionic form of the amino acids/ proteins depends…

Q: Consider a hexapeptide of the sequence thr asn glu trp lys gln. After complete hydrolysis, which…

A: Asked : Amino acid which elutes first

Q: You have discovered a new amino acid that you name in honor of your favorite course.…

A: The titration curve of an amino acid shows the change in pH as an acid or base is added to the…

Q: Draw the Ala-Ser-Leu-Asp polypeptide (perspective formula) showing the fully extended backbone…

A: Proteins are folded peptides. Peptides are polymers made up of amino acid residues linked via a…

Q: An oligopeptide has the following amino acid sequence:…

A: Amino acids are the monomeric unit to form polypeptides. There are 20 different amino acids that…

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: Of the 20 protein-derived amino acids shown in Table 27.1, how many contain Q.) an aromatic ring

A: Amino acids are the residue, which is used to make polypeptide chain.

Q: a) what hormone is high scereted in this condition?

A: Insulin

Q: Draw two different possible hydrogen-bonding interactions between two molecules of formamide…

A: Hydrogen bonding interactions are the weaker bonds, which are present between two electronegative…

Q: Draw two different possible hydrogen-bonding interactions between two molecules of formamide…

A: Hydrogen bonds are the weaker bond than the covalent bond. These bonds are established between two…

Q: draw disaccharide as Haworth projection: (shown in image) -is this drawing a reducing sugar?…

A: Haworth perspectives provide accurate structural formula for cyclic sugar. The plane of the ring (…

Q: If the protein you are studying is known to bind the molecule shown below, what types of amino acids…

A:

Q: Given the figure below. Which structure is predominant at pH = 8.0? %3D

A: Amino acids are organic compounds with two functional group namely carboxyl and amino group. At…

Q: Place each charge form of alanine under the pH condition where it would be the predominant form. The…

A: Alanine is a nonpolar amino acid. Amino acids are biomolecules that have an amino group, a carboxyl…

Q: 1) Please list all glycosidic linkages between each monosaccharide units. For example, α(1→4) 2)…

A: Carbohydrates are also known as saccharides. They can be of single monomeric units…

Q: A schematic diagram of the helical structure of cytochrome b562 is reproduced below. This protein…

A: Helical structures like alpha-helix secondary structures in proteins have macrodipoles. Every…

Q: a)  Circle or highlight with yellow coloring each essential amino acid residue that appears in the…

A: Amino acid sequences are written with N-terminal amino acid on the left and C-terminal amino acid on…

Q: The peptide aspartyl-glutamyl-leacyl-threony-alanine, shown in the sketch drewing window, has…

A: At low pH, a peptide will be fully protonated as the pH increases more than pKa of an ionizable…

Q: Assume that pKa(1) = 2.0 and that pKa(2) = 9.0. Suppose that the total concentration of the amino…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…