We will encounter the following molecule in our discussion...

Name: Problem 37, Chapter 18: Introduction to General, Organic and Biochemistry
Uploaded: 2020-07-13T03:47:00-08:00
Duration: 2 min 9 s
Channel: Madeline Currie
Description: We will encounter the following molecule in our discussion of glycolysis, the biochemical pathway that converts glucose to pyruvic acid (Section 27.2 ). (a) Draw structural formulas for the products of hydrolysis of the ester bond in phosphoenolpyruvate. (b) Why are the letters enol a part of the name of this compound?

We will encounter the following molecule in our discussion of glycolysis, the biochemical pathway that converts glucose to pyruvic acid (Section 27.2 ). (a) Draw structural formulas for the products of hydrolysis of the ester bond in phosphoenolpyruvate. (b) Why are the letters enol a part of the name of this compound?

We will encounter the following molecule in our discussion of glycolysis, the biochemical pathway that converts glucose to pyruvic acid (Section 27.2 ).
(a) Draw structural formulas for the products of hydrolysis of the ester bond in phosphoenolpyruvate.
(b) Why are the letters enol a part of the name of this compound?

Key Concepts

Glycolysis

Glycolysis is a central metabolic pathway that breaks down glucose to produce pyruvic acid (pyruvate), generating ATP and NADH in the process. It involves a series of enzyme-catalyzed reactions that convert a six-carbon sugar into two three-carbon molecules, playing a critical role in cellular energy production.

Phosphoenolpyruvate

Phosphoenolpyruvate (PEP) is an important intermediate in glycolysis, located near the end of the pathway. It contains a high-energy phosphate bond and plays a key role in the substrate-level phosphorylation required for ATP production, acting as a precursor to pyruvate through an enzyme-catalyzed transfer of its phosphate group.

Hydrolysis

Hydrolysis is a chemical reaction in which water is used to break chemical bonds, typically cleaving a molecule into two parts. In biochemistry, hydrolysis is a common reaction mechanism that helps modify or degrade biomolecules, often involved in the activation or deactivation of compounds and metabolic intermediates.

Ester Bond

An ester bond is a covalent linkage commonly formed between an acid (typically a carboxylic acid) and an alcohol. In biochemical contexts, ester bonds are frequently found in molecules such as acylated intermediates and are targets for hydrolysis, which converts them into their corresponding acid and alcohol groups.

Enol

The term 'enol' refers to a functional group that consists of a carbon–carbon double bond (alkene) adjacent to a hydroxyl group (OH). Enols are often the less stable tautomers of carbonyl compounds (such as ketones or aldehydes), with a characteristic C=C–OH structure. The name 'enol' derives from the combination of 'ene' (referring to the double bond) and 'ol' (indicating the alcohol component), highlighting its unique structural features.

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