What is the difference between lysine and arginine? which sidecchain is easier to move across the membrane? Why?
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A: Hi! Thank you for the question. We are authorized to answer two subparts at a time, since you have n...
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A: Thanks a lot for submitting question, you can find solution for both questions below.
Q: 4. a. Give the full names of the amino acids in this peptide. H3 N -CH-C-N-CH-C-N-CH- C ČH3 н Cнон н...
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Q: Which of the following is FALSE about Insulin?
A: The effects of insulin on bodily cells were inhibited in type 2 diabetes. As a result, glucose is un...
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A: Here Ala-His-Lys-Ala is a tetra peptide consist of two alanine at two end, one His and One Lys. The ...
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- Chemistry What is the chemical nature of the chromophores of each of the three materials separated on CM-Sephadex in this experiment; or what are the light-absorbing components that give it a visible color? Describe the nature of the linkage of the chromophore to the rest of the molecule. The three materials separated on CM-Sephadex are cytochrome C, DNP-alanine, and Vitamin B12.How is adipose tiisue matrix packed?Chemistry Why does glutamate (when spatially positioned nearby) raise the pka of a histidine, but not alanine or arginine ?
- Write the Structure Activity Relationship ( SAR) of Captopril ? Please write at your own words.Chemistry What is the net ionic charge for the peptide at pH 5 and pH 11? The peptide is His-Glu-Leu-Gly-Arg-Asn-Met-Asp-Pro-IleCompare and contrast structural features of collagen and α-keratin (OK to do this as a list or table comparing/contrasting 3-4 points, e.g. type of helices, noncovalent and covalent interactions between helices, favored residues). Can you please help?
- I am studying pancreatic islet cells and have isolated, cloned, and sequenced a novel protein that you postulate has 4 transmembrane segments. Name and explain two methods I could use to reconstitute a lipid bilayer to study the function of the transmembrane protein in vitro.Need help The β chains of HbA and HbS were treated with trypsin, and the sequence of the N-terminal tryptic peptides are as given below. Do these peptides separate from each other in an electric field if the pH is 7.0? Explain in detail the reasoning behind your answer and include your calculations for the charge of each peptide in your answer. HbA: Val-His-Leu-Thr-Pro-Glu-Glu-Lys HbS: Val-His-Leu-ThrProteoglycan aggregates in tissues form hydrated, viscousgels. Can you think of any obvious mechanical reason whytheir capacity to form gels is important to cell function?[Hint: Liquid water is virtually incompressible.]
- What is the difference between Lamin A protein and progerin? briefly describe the difference in their functions ( three sentences or less) molecules of actin could it hold? Assume the cell is spherical The Size of Cells and Their Components (a) If you were to magnify a cell 10,000-fold (typica] of u magnification achieved using an electron microscope), ho ples of Bioch 1. yotic cell with a cellular diameter of 50 µm. (b) If this cell were a muscle cell (myocyte), how many and no other cellular components are present; actin molecules are spherical, with a diameter of 3.6 nm. (The volume of a sphere is %ar.) (c) If this were a liver cell (hepatocyte) of the same dimensions, how many mitochondria could it hold? Assume the cell is spherical; no other cellular components are pre- sent; and the mitochondria are spherical, with a diameter of 1.5 µm. h (d) Glucose is the major energy-yielding nutrient for most cells. Assuming a cellular concentration of 1 mM (that is, 1 millimole/L), calculate how many molecules of glucose would be present in our hypothetical (and spherical) eukaryotic cell. (Avogadro's number, the number of…Chemistry Calculate the fractional saturation of myoglobin at 30 torr (p50=2.8 torr). An allosteric protein has a hill coefficient of 0.4. Which model of Allosterism fails to explain the cooperativity exhibited by this protein? Explain why?
