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

Brookes formula, Brooke's  Formula: a)  Fluid  requirement  b)  Es...

Brooke's  Formula: a)  Fluid  requirement  b)  Estimate the accurate/approximate weight of the patient  c)  First  24  hours  Colloids (blood, plasma, dextran) 0.5 ml

Define corneal xerosis - micronutrient deficiencies, Define Corneal Xerosis...

Define Corneal Xerosis - Micronutrient Deficiencies? This is a sign of severe vitamin 'A' deficiency, in which the cornea loses its normal smooth and glistening appearance and

What factor helps us in identifying the type of bone graft, What factor hel...

What factor helps us in identifying the type of bone graft to be used? The following factors help us in identyfying the bone graft to be used: i) Whether graft is osteoinduc

Human genome initiative, Human Genome Initiative is the collective name fo...

Human Genome Initiative is the collective name for number of projects begun in 1986 by Department Of Energy (DOE) to  (1) create an ordered set of DNA segments from known chrom

Prevention of accidents - accidents and losses, Prevention of Accidents - A...

Prevention of Accidents - Accidents and Losses The theories of accident causation explained earlier serve as good guide to prevent accident. The factors that may cause acciden

Define nutritional needs of the elderly, Define Nutritional Needs of the El...

Define Nutritional Needs of the Elderly? In this, we learnt about the nutritional needs of the elderly, and in doing so we have also focused on many other aspects such as who d

Explain the direct surface agar plating method, Explain the Direct Surface ...

Explain the Direct Surface Agar Plating Method? In the direct surface agar plating method, molten agar is placed on to the surface to be assessed. Upon hardening, it is incubat

Diabetic with hypertension, Kidney Disease   The target BP in chronic k...

Kidney Disease   The target BP in chronic kidney disease is set at 130/80.  This will retard the progression of renal function. The drugs recommended are the ACEI/ARBs. These c

Limiting factor - ecosystem, Limiting Factor - Ecosystem In all ecosys...

Limiting Factor - Ecosystem In all ecosystems one factor, usually abiotic, limits the growth of organisms and is therefore called a limiting factor. The limiting factor is one

Explain the life cycle of the gymnosperms, Q. What is the life cycle of the...

Q. What is the life cycle of the gymnosperms? As all plants they present a diplobiontic life cycle that is alternation of generations with haploid and diploid stages and the la

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