Non-protein amino acids, Biology

Assignment Help:

NON-PROTEIN AMINO ACIDS

Non-protein amino acids are the ones which are not incorporated in proteins but occur freely or in combined state in non-protein substances.

Their number is more than 180.

(i)       Ornithine and Citrulline threonine.

(ii)      Homoserine is intermediate in synthesis of cysteine, methionine and threonine.

(iii)         Diaminopimelic acid is intermediate in synthesis of lysines.

(iv)      D-Alanine and D-Glutamic acid are component of peptidolycan of bacterial wall.

(v)      Gamma Aminobutyric acid or GABA is a synaptic neurotransmitter that causes inhibition by opening chloride channels.

(vi)      A number of antibiotics contain amino acid analogues that prevent protein synthesis, e.g., D-Phenylalanine  in Gramicidin - S

(vii)     Actinomycin - D, an inhibitor of RNA synthesis, contains D-Valine.


Related Discussions:- Non-protein amino acids

Lotic ecosystems rivers, Lotic Ecosystems Rivers The lotic or flowing...

Lotic Ecosystems Rivers The lotic or flowing water habitats include rivers streams, brooks etc. The most outstanding features of such habitats is the continuously flowing wat

What is herbicide tolerant crops in evolutionary, Evolutionary ...

Evolutionary Herbicide tolerant crops (HTC) Increased use of herbicide can result in increase in development of weed resistance to that herbicide either through

Theory of germplasm, THEOR Y OF GERMPLASM - August Weismann (1834-1...

THEOR Y OF GERMPLASM - August Weismann (1834-1914) criticized the inheritance of acquired characters by putting forward the theory of continuity of germplasm. According

What is the essential condition for protein to be identical, What is the es...

What is the essential condition for a protein to be identical to another protein? For a protein to be identical to another protein it is essential for the sequence of amino aci

Define about the micro minerals, Define about the Micro Minerals? Micro...

Define about the Micro Minerals? Micro minerals are those minerals, which comprise less than 0.01% of the total body weight and are required in concentrations of one part per m

List the criteria of implant success, List the criteria of implant success....

List the criteria of implant success. Criteria for implant success as suggested by Albrektsson, Zarb and Worthington are as follows: i) An individual, unattached implant is

Water, Water Water usually forms about 50% to90% part of living protopl...

Water Water usually forms about 50% to90% part of living protoplasm. Life upon earth originated in the ocean and the conditions of that aqueous primeval environment have been r

What is the capillarity, What is the capillarity? How this phenomenon chemi...

What is the capillarity? How this phenomenon chemically explained? What is relevance of the capillarity for water transport in plants? The Capillarity is the phenomenon through

Explain bone physiology and wound healing, Bone Physiology and Wound Healin...

Bone Physiology and Wound Healing The events involved in osseous wound healing around implants recapitulate the events of wound healing which is depicted in the flowchart.

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