Post translational modifications of proteins

Posttranslational modifications manily invovled in

• Genomics

• Proteomics

• Molecularbiology

• Animalbiotechnology

Posttranslational modifications regulate the activity in

• Proteins

• Nucleic acids

• Lipids

• All of the above

Post translational modifications refer to any alteration in the

• Peptide

• Aminoacid sequence

• DNA sequence

• Protein sequence

PTMs are involved in modifying the

• Protein structure

• DNA structure

• Protein sequence

• Aminoacid sequence

PTMs mainly occur in the

• Nucleus

• Mitochondria

• Endoplasmic reticulum

• Cytoplasm

Glycosylation is a

• Post transnational modification

• Co transnational modification

• Both

• None

85% of all human proteins under go which type of Post transnational modification

• Phosphorylation

• Glycosylation

• Acetylation

• Ubiquitination

Which of the following is not a type of post translational modification?

• a) Proteolysis

• b) Protein folding

• c) Glycosylation

• d) Lipid addition

How many Proteolytic cleavages produce mature insulin?

• a) 1

• b) 2

• c) 3

• d) 4

Glycosylation is the addition of ___________ to the protein.

• a) Carbohydrate

• b) Lipid

• c) Fat

• d) Minerals