WorksheetsBIOTECH- Protein structure & engg.
Total questions: 15
Worksheet time: 15mins
Active form of chymotrypsinogen contains___________ number of amino acids.
244 amino acids interrupted into three peptides.
244 amino acids interrupted into two peptides.
245 amino acids interrupted into three peptides.
246 amino acids interrupted into three peptides.
The main substrate of chymotrypsin includes
F,W,Y
F,W,L
F,W,M
F,R,Y
Few examples of organophosphate derivates are
DTT and parathion
Diazinon and phorate
marathon and brufen
Anacin and diazinon
How many fragments would result if the following peptide is digested with enzyme trypsin.
LLYRTWYQBSDKLY
(a)
The solvent system used in electrophoretic technique in peptide mapping is
Ethanol, water, acetic acid
Butanol, water, ascorbic acid
Butanol, water, acetic acid
Butanol, ethanol, acetic acid,
2D gel electrophoresis techniques was proposed by
Linus pauling
Max perutz
V.M.Ingram
O'Farrel
A single substitution of a nucleotide (SNP) on coding strand of beta globin gene of hemoglobin results in sickle cell anemia. which of the following is TRUE with regard to the above .
Codon GTG transcribed to GAG translated to GUG
Codon GAG transcribed to GTG translated to GAG
Codon GAG transcribed to GTG translated to GUG
Codon GAG transcribed to GTG translated to GTG
A protein with molecular weight 12,000 Dalton contains 4 charge. The MS detects the protein ions at
1204
3001
301
12004
A proteolytic enzyme that digest blocks in arteries following myocardial infarction is
CD3
OK-T3
tPA
IL2
Which one of the following has been approved for diabetics who develop skin ulcers.
human growth factor
humulin
platelet derived growth factor
EPO
Regulatory factors like INF,IL,TNF,CSF were initially known as
macrophages
immunoglobulins
cytokines
flavonoids
A component involved in micelle stabilization of milk protein is
beta casein
beta lactam
Kappa casein
kappa lactam
On heating the amino group of proteins reacts with aldehyde group of sugars that gives browned steak its distinctive flavor is by the reaction
Backing reaction
Maillard reaction
Caramelization
Emulsification
Which type of bacteria are extensively used in probiotic drinks.
gram -ve
gram +ve
Gamma glutamyl cysteinyl glycine helps in
detoxification of xenobiotics
protection of cellular components from effect of free radicals.
probiotics
all the above
