Question # 1: A shampoo bottle lists "partially hydrolyzed protein" as one of its ingredients. What is the difference between partially hydrolyzed protein and completely hydrolyzed protein? partially hydrolyzed protein completely hydrolyzed protein
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- Protein Structure and Function A common strategy in the regulation of protein function is to alter its structure. Describe two specific strategies used by the cell to alter a protein’s structure, thereby altering its function.Disadvantages of cholesterolThe addition of ethanol, CH3CHOH, t an aqueous solution lowers the surface tension of the solution. Predict whether adding ethanol to an aqueous protein solution will tend to stabilize or unfold the protein. Briefly explain.
- GABA (B) protein Need help answering questions about the GABA(B) protein. What is the primary structure Describe secondary structure (alpha-helix, beta sheet, and how many of each and what percent of the total protein)What is the tertiary structure (which should also show secondary structure)Does the protein have a quaternary structure, if so what is it?Denaturation of Proteins The following are four levels of protein structures. Identify the inter- and intramolecular forces of attractions that stabilized each level. Level of Protein Structure Forces of Attraction Present Primary Secondary Tertiary Quaternary 2.) What is denaturation? 3.) What are denaturing agents? Give three examples and describe their effects on protein. 4.) Differentiate reversible and irreversible denaturation. 5.)Why is 70% ethanol is more effective than 100% ethanol to kill bacteria?Topic: ISOLATION AND CHARACTERIZATION OF PROTEINS 1. Which amino acids contains the following:a. Sulfur/sulfhydryl groupb. Aromatic groupc. Imidazole ringd. Guanidine groupe. Indole ring2. Classify the following proteins to their biological functions (casein, albumin, gluten, andmyoglobin) 3. Which level of protein structure organization are lost hydrolysis and denaturation?4. What is the Beer-Lambert’s Law? Why is it relevant to the quantitative analysis of proteins?
- Protein folding with PDI and Peptidyl-prolyl isomeraseGABA (B) Need help answering these questions about the GABA(B) protein. What class (globular, fibrous, membrane) protein is the protein Identify the organism (or organisms that have this protein) Identify the cellular location of this protein Describe the function Find the primary structure (list it on a slide) Describe secondary structure (alpha-helix, beta sheet, and how many of each and what percent of the total protein) Find a picture of the tertiary structure (which should also show secondary structure) Does the protein have a quaternary structure, if so what is it?Color Reactions of Intact Protein: 1ml of water and 0.5 g of casein 1ml of water and 0.5 g of bean protein 1ml of water and 0.5 g of gluten
- Formation of the tertiary structure of a protein - what are the main physical forces affecting the assembly of the tertiary structure of proteins. The chemical compounds formed during the assembly of the tertiary structure of a protein.Instruction for the said activity: Write the structure of each of the following peptide at pH7 and identify how many peptide bond in each number. d. Alanyl-phenylalanine- aspartate- cysteine e. Threonyl- Isoleucyl-methionyl- leucine f. Lysyl-alanine -Phenylalanyl-tyrosyl- serinestructure of cholesterol, define the three regions of the molecule, know that this molecule regulates membrane fluidity, and distinguish between esterified and unesterifiedcholesterol