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Questions and Answers
Which of the following is the cofactor required by transaminases?
Which of the following is the cofactor required by transaminases?
- Vitamin D
- Vitamin C
- Vitamin B6 (correct)
- Vitamin B12
Which of the following amino acids can be directly deaminated?
Which of the following amino acids can be directly deaminated?
- Serine (correct)
- Glycine
- Alanine
- Leucine
What is the role of pyridoxal phosphate (PLP) in transamination?
What is the role of pyridoxal phosphate (PLP) in transamination?
- It catalyzes the transfer of -NH2 groups
- It acts as a cofactor for transaminases
- It forms a Schiff-base link to an amino acid
- It interconverts an amino acid and an alpha-keto acid (correct)
What is the mechanism by which transaminases bind pyridoxal phosphate?
What is the mechanism by which transaminases bind pyridoxal phosphate?
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What is the general specificity of transaminases for amino acids?
What is the general specificity of transaminases for amino acids?
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