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

Problem of polarity in regeneration in planarians, Problem of Polarity in R...

Problem of Polarity in Regeneration in Planarians As in Hydra, flatworm regeneration as well appears to occur in a polar fashion. There seems to be ananterior-posterior gradie

Define the dietary sources and chemical forms, Define the Dietary Sources a...

Define the Dietary Sources and Chemical Forms? Isoflavones and coumestans are the most common compounds. Soybeans and soyfoods are the most important sources, containing approx

Massaging and tumbling techniques in meat products, M a s s a g i n ...

M a s s a g i n g and tumbling techniques To improve the desirable characteristics of meat products massaging and tumbling techniques were developed. Massaging involves

Pulmonary regurgitation, Pulmonary Regurgitation :  Most of the clinical c...

Pulmonary Regurgitation :  Most of the clinical cases are after balloon valvotomy or surgical valvotomy using a trans annular patch. It can be quantified by Echocardiography and D

Prophase of karyokinesis, 1. This is very prolonged phase, and differs from...

1. This is very prolonged phase, and differs from the prophase of mitosis, because in this Chromosomes behave as homologous pairs. 2. Each diploid cell has two chromosomes of ea

Water: An Essential for Life, What is the reason behind the high surface te...

What is the reason behind the high surface tension of water?

Define water of hydration & bound water- water found in food, Define Water ...

Define Water of hydration and Bound Water - Water Found in Food? Water of hydration: This moisture is chemically bound to the constituents of the material and in most cases w

Meiosis, Why is it necessary to have the second division in meiosis even th...

Why is it necessary to have the second division in meiosis even though cells have already been reduced to haploid number after the first division?

Segmentation - metazoa, Segmentation - Metazoa Segmentation or metamer...

Segmentation - Metazoa Segmentation or metamerism is the division of the body into smaller transverse compartments along the anterior-posterior axis. Segmentation is widesprea

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