(a) How many turns of an helix are required to span a lipid bilayer (~30 ...

Question:

(a) How many turns of an α helix are required to span a lipid bilayer (~30 Å across)?
(b) What is the minimum number of residues required?
(c) Why do most transmembrane helices contain more than the minimum number of residues?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of biochemistry Life at the Molecular Level

ISBN: 978-0470547847

4th edition

Authors: Donald Voet, Judith G. Voet, Charlotte W. Pratt

See More Books

Question Posted: Apr 30, 2016 02:35 PM

See More Questions

A soft iron rod ('m = 800'0) is used as the core of a solenoid. The rod has a diameter of 24.0 mm and is 10.0 cm long. A 10.0-m piece of 22-gauge copper wire (diameter = 0.644 mm) is wrapped around...
A solenoid that is 72 cm long produces a magnetic field of 1.8 T within its core when it carries a current of 8.1 A. How many turns of wire are contained in this solenoid?
A transformer is designed to step down line voltage of 110 V to 22 V. The primary coil has 400 turns of wire. a. How many turns of wire should there be on the secondary coil? b. If the current in the...
Suppose you are a money manager of a $5 million investment fund. The fund is invested in four funds with the following investments and betas: Stock A B Shares 100,000 100,000 75,000 20,000 C D Price...
What is an ad valorem tax? What is the significance of an ad valorem tax?
The current in a wire is measured with great precision as a function of time: Determine i at t =0.23. 0.1250 0.2500 0.3750 0.5000 4.85 0.0000 6.24 7.75
Brake specific fuel consumption of an I.C. engine is (a) $\frac{\dot{m}_{f}}{B P}$ (b) $\frac{\dot{m}_{f}}{I P}$ (c) $\frac{B P}{\dot{m}_{f}}$ (d) $\dot{m}_{f} \times B P$
Ming Chen began a professional practice on June 1 and plans to prepare financial statements at the end of each month. During June, Ming Chen (the owner) completed these transactions. a. Owner...
Forensic psychology is an attempt to reinvent itself and lacks originality. Discuss the value of forensic psychology to the criminal justice system.?
Listed are the weights of the NBAs top 50 players. Construct a grouped frequency distribution and a cumulative frequency distribution with 8 classes. Analyze the results in terms of peaks, extreme...
The compound shown below has been advertised as a dietary supplement that purportedly prevents obesity, heart disease, and the ill effects of aging. Based on its structure, what physiological...
Predict the effect of a mutation in signal peptidase that narrows its specificity so that it cleaves only between two Leu residues.
Discuss whether your observation reflects an underlying problem. If so, why? If not, why?
a. Explain these terms: the liquidity effect; the income effect, and the price expectations effect. b. How is it determined which of these three effects on interest rates an increase in the money...
Why do rating agencies assign both a local currency debt rating and a foreign currency debt rating?
Why is it important to be able to estimate the duration of a bond or bond portfolio?
Are municipal securities exempt from regulation by the $\mathrm{SEC}$ ?
What is the difference between a market-value weighted index and an equally weighted index?
Ivonne has a gross bimonthly income of $2,900. She pays 16% in federal and state taxes, puts aside 12% of her income to pay off her school loan, and puts 5% of her income aside for savings. She is...
Perform the indicated operations. In designing a cam for a fire engine pump, the expression is used. Simplify this expression. (3) (3 4 32
Why is it advantageous that polysaccharides can have branched chains? How do they achieve this structural feature?
Why is the polysaccharide chitin a suitable material for the exoskeleton of invertebrates such as lobsters? What other sort of material can play a similar role?
Based on what you know about glycosidic bonds, propose a scheme for formation of covalent bonds between the carbohydrate and protein portions of glycoproteins.
A force in the positive direction of an x axis acts on an object moving along that axis. If the magnitude of the force is F = 7.2e*/3.1 N, with x in meters, find the work done by as the object moves...
A horizontal board of negligible thickness and area 4.0 m hangs from a spring scale that reads 60 N when a 2.0 m/s wind moves below the board. The air above the board is stationary. When the wind...
The only force acting on a 2.2 kg body as it moves along the positive x axis has an x component Fx = -5x N, where x is in meters. The velocity of the body at x = 2.5 m is 9.0 m/s. (a) What is the...

(a) How many turns of an helix are required to span a lipid bilayer (~30 ...

Question:

Step by Step Answer:

a 1 turn54 30 56 turns b 36 residuesturn 56 turn...View the full answer

Fundamentals of biochemistry Life at the Molecular Level

Students also viewed these Medical Sciences questions