Explain pair of amino acid substitutions

Assignment Help Chemistry
Reference no: EM13275303

You are performing site-directed mutagenesis to test predictions about which residues are essential for a protein's function. Which of each pair of amino acid substitutions listed below would you expect to disrupt protein function the most?

A. Val replaced by Ala or Phe
B. Lys replaced by Asp or Arg
C. Gln replaced by Glu or Asn
D. Pro replaced by His or Gly

Reference no: EM13275303

Questions Cloud

Explain how to make a naoh solution in ethanol : We need to make a 4% NaOH solution in ethanol. How much NaOH do we add to 50.0 mL of ethanol to make a 4% NaOH solution. Density of Ethanol=0.789 g/mL molar mass= 46.06844 g/mol and NaOH molar mass= 39.997 g/mol.
Find the impulse imparted to the golf ball : A golf ball of mass 0.045 kg is hit off the tee at a speed of 34m/s. Find the impulse imparted to the golf ball
Calculate the dollar value of australian consumer surplus : Calculate the dollar value of Australian consumer surplus and producer surplus. Price of TV???s Quantity Demanded Quantity Supplied $500 0 50 $400 10 40 $300 20 30 $200 30 20 $100 40 10 0 50 0
What is the base-emitter voltage of the latter transistor : In a particular technology, a small BJT operating at vBE = 28VT conducts a collector current of 100 µA. What is the corresponding saturation current. For a transistor in the same technology but with an emitter junction that is 32 times larger.
Explain pair of amino acid substitutions : You are performing site-directed mutagenesis to test predictions about which residues are essential for a protein's function. Which of each pair of amino acid substitutions listed below would you expect to disrupt protein function the most
Estrimate the acceleration of the system : A mass of 3kg, is sitting on a 34° incline and is connected by a massless string over a pulley in the shape of a hollow cylinder, estimate the acceleration of the system
What is the corresponding amplitude of vsig and v0 : An Emitter follower with a BJT biased at Ic = 1mA and having β = 100 is connected between a source with Rsig = 20kg and a load RL = 1kg. a) find Rin, vb/vsig, and v0/vsig. b) If the signal amplitude across the base-emitter junction is to be limitd t..
What is the resistance of the other : When connected in series to a 110-V line, two resistors use one-fourth the power that is used when they are connected in parallel. what is the resistance of the other
State the net ionic equation for any single reaction : A piece of solid Ni metal is put into an aqueous solution of HNO3. Write the net ionic equation for any single-replacement redox reaction. Include states and charges

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the acid dissociation constant ka equals

The acid dissociation constant Ka equals 1.26 x 10-2 for HSO4- and is 5.6 x 10-10 for NH4+. Which statement about the following equilibrium is correct? HSO4-(aq) + NH3(aq) = SO4 2-(aq)+ NH4+(aq)

  Explain expect to show the most ring strain

Sketch all structural isomers of C4H2 which contain C-rings. Although none of these ring-structure isomers are stable do to extreme "ring strain", which do you expect to show the most "ring strain"? Why?

  State what is the effective path length for measurements

Assuming the multiple internal reflections depicted below, what is the effective path length (um) for measurements in which the sample completely covers the crystal's upper face?

  How to evaluate kidney fuction

A pstient is administered mercury-197 to help evaluate kidney fuction. Mercury-197 has a half - life of 65 hours. what fraction of an initial of an initial does of mercury-197 remains after 6-0 days?

  Find the gage pressure at point a

The manometer shown below measures the pressure of the water in the tank. Using variables for the densities (no values given), find the gage pressure at point A.

  The fischer esterification mechanism is examined loss of h2o

The Fischer esterification mechanism is examined in the following two questions in the assignment

  Explain discovery of the structure of hemoglobin

Molecules can be as small as a few atoms or as large as thousands of atoms. In 1962, Max F. Perutz and John C. Kendrew were awarded the Nobel Prize for their discovery of the structure of hemoglobin

  State the nitrogen has two methyl groups

Is ethanol(CH3OH) a bad leaving group. Also is (CH3)2N- a bad leaving group? the Nitrogen has two methyl groups and negative charge

  Compute the molar mass and molecular formula of the solid

A solution of .601g of the solid in 34.1g of the solvent diphenyl gave a freezing point depression of 1.17 degree celsius. Calculate the molar mass and molecular formula of the solid(k1 for diphenyl is 8.00 degree celsius/m)

  Explain the two methods for determing the volume

Describe the two methods for determing the volume of the vapor In a Molar Mass of a Volatile Liquid experiment? Which method is likely to give more precise results? Why?

  State pentaerythritol with hexamethylene di-isocyanate

ethylene oxide polyol that has been generated from pentaerythritol with hexamethylene di-isocyanate, where the ratio of hydroxyl groups to isocyanate groups

  How much will sulphur dioxide dissolve in water

if 0.80 g of sulfur dioxide at 10.00 atm pressure (pi) dissolves in 5.00 l of water at 25.0 degress celcius how much will sulphur dioxide dissolve in 1 l of water at 9.00 atm pressure (p2) and the same temperature?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd