Table of contents

1. A Review of General Chemistry5h 5m
2. Molecular Representations1h 14m
3. Acids and Bases2h 46m
4. Alkanes and Cycloalkanes4h 17m
5. Chirality3h 39m
6. Thermodynamics and Kinetics1h 22m
7. Substitution Reactions1h 48m
8. Elimination Reactions2h 30m
9. Alkenes and Alkynes2h 9m
10. Addition Reactions3h 19m
11. Radical Reactions1h 58m
12. Alcohols, Ethers, Epoxides and Thiols2h 42m
13. Alcohols and Carbonyl Compounds2h 17m
14. Synthetic Techniques1h 26m
15. Analytical Techniques:IR, NMR, Mass Spect7h 3m
16. Conjugated Systems6h 13m
17. Ultraviolet Spectroscopy51m
18. Aromaticity2h 34m
19. Reactions of Aromatics: EAS and Beyond5h 1m
20. Phenols55m
21. Aldehydes and Ketones: Nucleophilic Addition4h 56m
22. Carboxylic Acid Derivatives: NAS2h 51m
23. The Chemistry of Thioesters, Phophate Ester and Phosphate Anhydrides1h 10m
24. Enolate Chemistry: Reactions at the Alpha-Carbon1h 53m
25. Condensation Chemistry2h 9m
26. Amines1h 43m
27. Heterocycles2h 0m
28. Carbohydrates5h 53m
29. Amino Acids4h 20m
30. Peptides and Proteins2h 42m
31. Catalysis in Organic Reactions1h 30m
32. Lipids 2h 50m
33. The Organic Chemistry of Metabolic Pathways2h 52m
34. Nucleic Acids1h 32m
35. Transition Metals6h 14m
36. Synthetic Polymers1h 49m

33. The Organic Chemistry of Metabolic Pathways

ATP and Energy

Organic Chemistry

33. The Organic Chemistry of Metabolic Pathways

ATP and Energy

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Multiple Choice

Which of the following molecules is most similar in structure to ATP?

NADH

Coenzyme A

FAD

GTP

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Verified step by step guidance

Begin by understanding the structure of ATP (adenosine triphosphate). ATP consists of an adenine base, a ribose sugar, and three phosphate groups. This structure is crucial for its role in energy transfer within cells.

Next, examine the structure of GTP (guanosine triphosphate). GTP is similar to ATP in that it also contains a ribose sugar and three phosphate groups. The key difference is the nitrogenous base: GTP has guanine instead of adenine.

Compare the structures of NADH, Coenzyme A, and FAD to ATP. NADH is a coenzyme involved in redox reactions and has a nicotinamide base, which is structurally different from ATP. Coenzyme A contains a pantothenic acid unit and a thiol group, which are not similar to ATP's structure. FAD is a flavin adenine dinucleotide, which includes a riboflavin moiety, differing significantly from ATP's structure.

Identify the structural similarities between ATP and GTP. Both molecules have a similar backbone consisting of a ribose sugar and three phosphate groups, making them structurally analogous except for the nitrogenous base.

Conclude that GTP is the molecule most similar in structure to ATP due to the shared components of ribose and phosphate groups, despite the difference in the nitrogenous base.