منصة أوائل | طب بشري 60

DNA Ligase (EC 6.5) belongs to Phosphodiester (P-O) Ligases. What is its main role?

Are reactions catalyzed by Ligases generally reversible or irreversible?

What is the key functional difference between a "Synthase" (Lyase) and a "Synthetase" (Ligase)?

Methylmalonyl CoA Mutase catalyzes the conversion of Methylmalonyl CoA into Succinyl CoA during propionate metabolism. Which subclass does it belong to?

Which enzyme catalyzes the intramolecular transfer of phosphate from C-3 to C-2 in 3-phosphoglycerate to form 2-phosphoglycerate?

What function do Mutases (Intramolecular Transferases / Phosphotransferases) perform?

Aldose-Ketose Isomerases catalyze interconversion by rearranging:

Cis-Trans Isomerases catalyze the interconversion between:

Triose Phosphate Isomerase is a classic example of Isomerases that catalyzes structural changes within:

What is the fundamental definition of Isomerases (Class 5)?

Ammonia-Lyases (C-N Lyases) catalyze which type of reaction?

In what forms does Fumarase occur inside the cell?

Fumarase (Fumarate hydratase, EC 4.2.1.2) catalyzes which reversible reaction?

Pyruvate Decarboxylase (E.C. 4.1.1.1) catalyzes the conversion of pyruvate to acetaldehyde by eliminating:

Which sub-class of Lyases catalyzes the removal of a carboxyl group as carbon dioxide (CO_2)?

What is another name for Lyases when acting in the addition direction?

Inorganic Pyrophosphatase (Diphosphate phosphohydrolase) hydrolyzes Inorganic Pyrophosphatase (P-O-P) to release:

What is the function of Phosphatases (Phosphoric mono/diester hydrolases, e.g., Glucose-6-phosphatase)?

Nucleases and Phosphodiesterases (such as DNase, RNase, cAMP phosphodiesterase) break down nucleic acids by hydrolyzing:

What bond does Lysozyme cleave?