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प्रश्न
Write industrial application of enzyme catalysis.
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उत्तर
Industrial application of enzyme catalysis:
- Conversion of glucose to sweet-tasting fructose, using glucose isomerase.
- Manufacture of new antibiotics, using penicillin G acylase.
- Manufacture of laundry detergents, using proteases.
- Manufacture of esters used in cosmetics, using the genetically engineered enzyme.
संबंधित प्रश्न
Select the most correct choice.
A disulphide link gives rise to the following structure of a protein.
Give scientific reasons:
On boiling egg albumin becomes opaque white.
Draw a neat diagram for the following:
Secondary structure of protein
Draw a neat diagram for the following:
Enzyme catalysis
In the process of denaturation, there is NO change in the structure following protein.
Define peptide bond.
Write types of proteins depending upon molecular shape.
Define α-amino acids.
Explain the primary structure of proteins.
From the following identify the INCORRECT match with respect to the different structures of proteins.
Purine and pyrimidine bases are placed regularly along the DNA molecules at a distance of ______
Read the following statements and select the correct option.
- In quaternary structure, the peptide chains are much looped, twisted, and folded back on themselves due to formation of hydrogen bonds.
- When a protein has more than two polypeptide subunits their arrangement in space is called secondary structure.
Identify 'P' and 'Q' in the following table.
| Proteins | Role |
| immunoglobulin | P |
| Q | Blood clotting |
Choose the WRONG statement from the following.
The optically inactive amino acid is ____________.
Which of the following contains keratin?
The conjugate acid of \[\ce{CO^2-_3}\] is ____________.
Which of the following is NOT a protein?
Proteins are polypeptides with linear chains of i ______ linked by ii ______ bonds.
Identify the enzyme X in the following reaction.
\[\ce{H2O2(aq) ->[x] H2O(l) + \frac{1}{2} O2(g)}\]
Complete the analogy and select the correct option.
α-helix structure : Keratin :: β-pleated sheet : ____________.
Which among the following amino acids has lowest molar mass?
The bacteriostatic antibiotic from the following is ______.
β-pleated sheets of polypeptide chains are present in ______.
Which of the following amino acids has \[\ce{Me - S - CH2 - CH2 -}\] group in the side chain?
Which of the following is not a broad spectrum antibiotics?
The amino acid having −CH3 as side chain is ____________.
Which of the following amino acid is an essential amino acid?
The basic amino acid is ____________.
The molecular weight of hemoglobin is ______ Daltons.
The most abundant cellular protein is ______.
Proteins attached with a prosthetic group are called ______ proteins.
An iron-containing red protein is ______
If side-chain group-R for amino acid is -CH2OH, identify the amino acid from following?
Which of the following molecules from a zwitter ion?
Which of the following amino acids has –CH2OH group in its side chain?
Which among the following is a globular protein?
Which among the following is basic amino acid?
The central dogma of molecular genetics states that the genetic information flows from:
Among the following the achiral amino acid is:
The secondary structure of a protein refers to ____________.
Which of the following statement is not correct?
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write the structure of all possible dipeptides which can be obtained from glycine and alanine.
Define enzymes.
The amino acid, which is basic in nature is ______.
Peptide and hydrogen bonds are present in the primary structure of the protein which is due to ______.
The tightly bound non-proteinaceous organic compound in enzyme is ______.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write a short note on peptide bond.
Write the Zwitter ion structure of alanine.
Write a short note on peptide bond.
Write the Zwitter ion structure of alanine.
Which from following is an essential amino acid?
Which from following amino acids contains heterocyclic ring at a side chain (R) group?
In large proteins, peptide chains are much looped, twisted and folded back on themselves. The folded structure is due to the formation of ______ bonds.
The number of amino groups in the amino acids present in amides is ______.
