B -pleated sheets protein structure, Biology

Assignment Help:

β -Pleated Sheets

  1. In this inter molecular hydrogen bonds are present
  2. Two or more polypeptide chains come together and from a sheet.
  3. Condensation in little. However twisting does occur.
  4. The same polypeptide may fold over itself to form two strands for b -pleating.
  5. Adjacent polypeptide chains may occur in parallel (e.g., b -keratin) or antiparallel (e.g., silk fibroin).
  6. Cross-linkages help in stabilization of b -pleated sheets.
  7. Protein of secondary structure maintains gel state of protoplasm.
  8. Silk protein (Fibroin) is an example of b-Pleated sheets.
  9. Lineus pauling got Nobel prize in 1954 for study of a-helix & b-pleated structures of proteins.

1478_b-pleated sheets.png


Related Discussions:- B -pleated sheets protein structure

What are disaccharides, Q: What are disaccharides? Although theoretical...

Q: What are disaccharides? Although theoretically disaccharides could be made up of two trioses, tetroses, pentoses but all naturally occurring disaccharides contain hexose mol

Define maternal nutrition and foetal outcome, Define Maternal Nutrition and...

Define Maternal Nutrition and Foetal Outcome? Maternal malnutrition has deleterious effects on both the mother and the offspring.  Inadequate energy intakes, iron deficiency an

Define most probable number (mpn) method, Define Most Probable Number (MPN)...

Define Most Probable Number (MPN) Method? The MPN method is like agar shake tube method where no agar is used. The dilutions of the microbial suspension are made in liquid medi

What are the so-called good and bad cholesterol, What are the so-called "go...

What are the so-called "good" and "bad" cholesterol? Lipoproteins are complexes made of lipids (triglycerides and cholesterol) and proteins. The lipoproteins present dissimilar

Primary succession - community change, Primary Succession - Community Chang...

Primary Succession - Community Change In primary succession on a terrestrial site the new site is first colonised by a few hardy pioneer species that are often microbes, liche

Intestinal phases of the ascaris infestation, Q. What are the main symptoms...

Q. What are the main symptoms of the pulmonary and of the intestinal phases of the ascaris infestation? In the pulmonary period the ascaris infestation causes hemoptysis, cough

Which kind of plant tissue is cork, Which kind of plant tissue is cork? ...

Which kind of plant tissue is cork? The Cork is the material for instance, used to cap wine bottles, and is extracted from the suber of a special oak called cork.

What is the approximate number of amino acids, What would be the approximat...

What would be the approximate number of amino acids of a protein with a mass of 203 kd? Assume an average molecular weight for amino acids of 110 grams/mol.

What concerns should alek''s healthcare team, Nine-year-old Alek is admitte...

Nine-year-old Alek is admitted to the emergency room with a closed fracture of the right femur. Radiography revels that the fracture crosses the distal epiphyseal plate. What conce

Galvanotaxis - modes of cell movement, Galvanotaxis - Modes of Cell Movemen...

Galvanotaxis - Modes of Cell Movement Galvanotaxis considers to the movement of cells in response to a potential variation between cells. It is suggested that there are voltag

Write Your Message!

Captcha
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