Function of amino acids, Biology

Assignment Help:

FUNCTION OF AMINO ACIDS

  1. Proteins are polymers of amino acids.
  2. Glycine form porphyrin nucleus in chlorophyll and heme (= haem) proteins like haemoglobin and cytochromes.
  3. Cysteine produces disulphide linkage among polypeptides.
  4. Tyrosine form skin pigment melanin and two hormones thyroxine (= thyroxin) and adrenaline.
  5. Histamine is formed during allergic inflammatory reactions. It causes dilatation of capillaries, decreases blood pressure, constricts smooth muscles (e.g., bronchi, uterus) and increases gastric secretions.
  6. Peptidolycans are structural units of prokaryotic cell wall.
  7. Glutathione is a coenzyme of oxidation-reduction reactions which consist of a tripeptide of lutamic acid, Cysterine and Glycine. The chemical is important in preventing oxidative damage to erythrocytes.
  8. Bradykinin is a powerful arteriolar dilatators and brings about increased capillary permeability.

Related Discussions:- Function of amino acids

Sonu, my question is what is phyletic lineage

my question is what is phyletic lineage

Classifications of carbohydrates based on number of carbon, Define the Clas...

Define the Classifications of carbohydrates based on number of carbon?   A chain-form monosaccharide that has a carbonyl group (C= O) on an end carbon forming an aldehy

Explain adverse effects of ketoconazole, Explain Adverse Effects of ketocon...

Explain Adverse Effects of ketoconazole Anorexia, nausea and vomiting are common with higher doses (>400 mg/day) of ketoconazole; taking the drug with food or at bedtime may i

Chorea, It is found in around 20 per cent cases of ARF and it is a late man...

It is found in around 20 per cent cases of ARF and it is a late manifestation occurring even 3 months after GAS pharyngeal infection. Chorea is triggered by emotional disturbances

Explain precautions for preparation of general purpose media, Explain Preca...

Explain Precautions for preparation of general purpose media 1. Dissolve ingredients one by one in distilled water. 2. Check and set the medium to appropriate pH. 3. Auto

Define effect of minerals on athletes, Define effect of Minerals on athlete...

Define effect of Minerals on athletes? Mineral supplementation, particularly iron in cases of iron deficient athletes is beneficial. Similarly, magnesium and chromium supplemen

Explain the stages in taxonomic procedures - gamma taxonomy, Explain the st...

Explain the stages in taxonomic procedures - Gamma Taxonomy This phase of taxonomy is also called biological taxonomy and is concerned with the study of speciation. It is inclu

Annelida, why is the phylum annelida in trouble?

why is the phylum annelida in trouble?

State the amount of intracellular chloride, A complete motor neuron is remo...

A complete motor neuron is removed from a frog and placed in a large volume of normal physiological saline.  The neuron is healthy; it has a stable resting voltage of -70 mill

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