The nucleophile in the first stage of the serine protease mechanism is a) H2O b) the carboxyl of Asp 102 c) the hydroxyl of Ser 195 d) the imidazole of His 57

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what is rf?how do u measure rf?

2 Answers   Reddy Labs,

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how do u differentiate pseudoglobulins and euglobulins on the basis of solubility?

1 Answers  

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what are the structural differences between alpha keratin and collagen?

2 Answers   Biocon,

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what are the disadvantages of immobilized enzymes

2 Answers  

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What functional group is hydrolyzed in the hydrolysis of ATP to ADP and Pi?

1 Answers  

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Where is lactose mainly produced in mammals?

1 Answers  

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What is dsDNA said to be antiparellel?

1 Answers  

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What is allotropy?

1 Answers  

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What happen to a denaturated enzyme regarding its functionality? How that result can be explained with the help of the lock and key model?

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When it functions as a "second messenger", cAMP a) acts outside the cell to influence cellular processes. b) acts "second in importance" to AMP. c) activates all cytosolic protein kinases. d) activates the cAMP-dependent protein kinase.

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Some proteins profoundly alter the structure of DNA when they bind, bending it far out of its standard B configuration. Where do you think the energy comes from to distort the DNA?

1 Answers   Pace Pharmaceuticals,

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