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Magnesium's Role in RNAse P

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Questions and Answers

What is the function of the S-domain in RNAse P?

To form an active site for catalysis

To facilitate product release

To hold onto the substrate tRNA (correct)

To bind to the associated protein

What is the role of the C-domain in RNAse P?

To bind to the associated protein

To form an active site for catalysis (correct)

To hold onto the substrate tRNA

To facilitate product release

What is the function of the associated protein in RNAse P?

To bind to the substrate tRNA

To form an active site for catalysis

To stabilize the RNA structure

To facilitate product release (correct)

What is the origin of Group I introns?

They were discovered in Tetrahymena thermophila Signup and view all the answers

What is the function of GTP in Group I intron splicing?

To provide energy for the splicing reaction Signup and view all the answers

What is the characteristic of Ribozymes?

They use RNA structure to build an active site Signup and view all the answers

What is the role of magnesium ions in RNAse P?

To coordinate the catalytic reaction Signup and view all the answers

How many distinct Group I introns are estimated to exist?

Around 1500 Signup and view all the answers

What is the function of the RNA component in RNAse P?

To form an active site for catalysis Signup and view all the answers

What is the characteristic of RNAse P?

It is a ribozyme-based enzyme Signup and view all the answers