Where would you expect to find a cysteine unit in the tertiary structure of a water-soluble globular protein? Why?   Group of answer choices on the interior, because cysteine's side-chain is polar on the exterior, because cysteine's side-chain is polar on the exterior, because cysteine's side-chain is hydrophobic on the interior, because cysteine's side-chain is hydrophobic

Q: Lysine and tryptophan are two amino acids that contain an additional Natom in the R group bonded to…

A: The structure of the lysine and the tryptophan are shown below: Lysine The structure of the lysine…

Q: Refer to the bar graph below, Explain why e.g. the n→π* interactions contribute more to the overall…

A: Proteins are complex molecules that are made up of long chains of amino acid residues. A linear…

Q: 1st proteinWhat is the sixth amino acid? What is the 11th amino acid?What is the name of the first…

A: Approach to solving the question: Detailed explanation:    Examples: Key references:

Q: 8) A neutral amino acid with a pKa: of 4.56 and a pKa2 of 8.30 is dissolved in a solution with a pH…

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Q: Please Indicate the d-electron count for the iron sulfur protein in the picture. A) 6 B) 4 C) 8…

A: According to the question, we need to determine the d-electron count for the iron sulfur protein in…

Q: The side chain of cysteine is weakly acidic.  Suppose in a protein, the side chain of a cysteine…

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

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Q: Zymogen activatation only modifies a protein's tertiary structure. True False

A: zymogen is a  proenzyme, it is an inactive precursor of an enzyme. The activation of of zymogen can…

Q: What are the description of the ff? Bond specificity: Group specificity: Substrate specificity:…

A: 1.Bond specificity- Bond specificity is also called as relative specificity. Enzymes showing bond…

Q: Given an amino acid sequence, you perform a FASTA search and find one match with an E value of le-³.…

A: The objective of the question is to identify the correct option.

Q: Consider a tetrapeptide, Gly-Gly-Lys-Ala. pka1 of Gly = 2.35 pka2 of Gly = 9.78 pka1 of Ala = 2.35…

A: The isoelectric point (pI): It is the pH at which a particular molecule carries no net electrical…

Q: What bonding/interaction(s) is possible between octane derivatives and peptides? O Cation-to-Anion O…

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Q: What is the only amino acid that is not chiral? *A) alanine B) valine C) leucine D) glycine E)…

A: Here we are required to find the amino acid which is not chiral

Q: Phenylalanine Identify the chiral center of the second amino acid. CoO carbon a carbon b H,N* -C-H…

A: Chiral centre is the carbon atom which has all its four substituent different from one another , i.e…

Q: a. Explain why the presence of certain proteins in body fluids such as urine or blood can indicate…

A: a. A group of amino acids combining together to form various molecules are called proteins. They are…

Q: Parallel and anti-parallel beta sheets are found in proteins, but more often the latter. This is…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: protein backbone for any amino acid residues from exercise 4 that are capable. 6. For each of the…

A: Let's break down each of the representations and explain whether they describe primary, secondary,…

Q: X: reproduce the interatomic interactions Y: define a computable energy (such as Gibb's free energy)…

A: The complete structure of a protein can be divided into 4 based on the complexity: primary,…

Q: Macmillan Learnin Which of the following accurately describes why specific material uses a protein…

A: The objective of the question is to identify the correct reason why certain materials require a…

Q: Identify the features of a dipeptide. IOHH H-N-C-C-N-C-C CH₂ CH₂ CH₂ CH₂ NH H I II H H + CH 1 CH3…

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Q: Which of the folowing saturation curves show a ligand that most strongly binds to the protein? 1.0-…

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Q: 12 32 33 18 36 39 13 11 OH OH 19 14 6 34 37 H 41 15 35 38 1021 16 17 30 22 25 26 29 28 23 24 27 F 31…

A: If the molecule contains a carbon atom attached with four different types of atoms or groups known…

Q: Imagine the main chain of a protein bends back on itself, so that two amino acid residues R, and R₂…

A: Certainly! Let's delve into the interactions between amino acid residues.1. Valine (R) and…

Q: 1) Identify the common scaffold to all ten amino acids. How does this scaffold compare to a peptide…

A: "Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Q1.Fill in positive, negative and neutral The isoelectric point, pl, of two amino acids is shown…

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Q: ogical Marcomalee Identifying specific interactions between residues in a protein Imagine the main…

A: The formation of hydrogen bonds is an essential component in the process of preserving the…

Q: When Coomassie Brilliant Blue G-250 binds to the protein in solution, a shift in wavelength from 465…

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Q: 1. Classify the following amino acids as nonpolar, polar neutral, polar acidic, or polar basic. CH³…

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Q: If an enzyme catalyzed a reaction by modifying the local pH, what kind of amino acid R groups would…

A: Amino acids are the building blocks of proteins. They contain an amino group, a carboxyl group, and…

Q: Indicate the d-electron count for the iron surfur protein given below. A) 2 B) 6 C) 8 D) 4 E) 10

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Q: What is the major force responsible for the formation of an a-helix in protein secondary structure?…

A: In this question, we will see which force is responsible for making alpha helix in secondary…

Q: Calculate the isoelectric point for below amino acid. methionine: pKa (COOH) = 2.28; pKa (α-NH3+) =…

A: The isoelectric point is defined as the value of pH at which a molecule is neutral i.e. it carries…

Q: The amino acid sequence shown below is a short excerpt (residues 130-172) from the rod domain of an…

A: Following the rules of conservative amino acids, the amino acids that when replaced with a…

Q: Consider the cysteine molecule. Choose the structural formula for the anion formed in base. O HS C…

A: Amino acids are those in which carbon is attached with COOH group, amino group and R group. Amino…

Q: Draw the protein given by the sequence TIP and circle any chiral carbons.

A: The question is based on the concept of amino acids. we need to identify amino acids present in…

Q: Imagine the main chain of a protein bends back on itself, so that two amino acid residues R₁ and R₂…

A: Sure, let's delve into each interaction:1. Valine - Alanine (Hydrophobic Interaction):  Both valine…

Q: Refer to image below: Which group becomes acidic when ethanoic acid is added in the system? H H.…

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Q: Draw the predominant structure of the tetrapeptide at pH-9 and give the overall charge. You may use…

A: This question is based on structure of peptide.

Q: Calculate the isoelectric point for below amino acid. asparagine: pKa (COOH) = 2.02; pKa (α-NH3+) =…

A: Given: pKa (COOH) = pKa1 = 2.02 pKa (α-NH3+) = pKa2 = 8.80 Isoelectric point (pI) is simply equal to…

Q: The protein in 1ZAA is an example of a zinc finger protein, whose three successive zinc finger…

A: Yes,in zinc finger protein the Zn(II) attached with 2 histidine(alpha-helix) and 2…

Q: The compound shown below is used to fluorescently label proteins: но. но Which of the following…

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Q: The force constant katr of a backbone Ca – -C bond in a peptide is 250.0 kcal/mol/Angstrom² and the…

A: Given: Force constant (kstr) of bond = 250 Kcal/mol/Angstrom2  Equilibrium bond distance (r0) = 1.49…