engineering

Phenylacetyl-CoA hydrolase

Phenylacetyl-CoA hydrolase is a engineering topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Phenylacetyl-CoA hydrolase rather than just read about it. In short: The enzyme phenylacetyl-CoA hydrolase (EC 3.1.2.25) catalyzes the reaction The enzyme characterised from the bacterium Thauera aromatica hydrolyses phenylglyoxylyl-CoA to coenzyme A and phenylglyoxylic acid, which form the thioester in the starting material. This is the second step in a pathway for breakdown of phenylacetyl-CoA to phenylglyoxylic acid, after the action of phenylacetyl-CoA dehydrogenase.

Key takeaways

Phenylacetyl-CoA hydrolase belongs to engineering; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Phenylacetyl-CoA hydrolase to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Phenylacetyl-CoA hydrolase from memory before moving on to harder problems.

Reference excerpt

The enzyme phenylacetyl-CoA hydrolase (EC 3.1.2.25) catalyzes the reaction

The enzyme characterised from the bacterium Thauera aromatica hydrolyses phenylglyoxylyl-CoA to coenzyme A and phenylglyoxylic acid, which form the thioester in the starting material. This is the second step in a pathway for breakdown of phenylacetyl-CoA to phenylglyoxylic acid, after the action of phenylacetyl-CoA dehydrogenase. The enzyme has also been found as part of the biosynthesis of β-Lactam antibiotics. This enzyme is a hydrolase, specifically one acting on thioester bonds. The systematic name of this enzyme class is phenylglyoxylyl-CoA hydrolase.

References

Illustrations

Worked examples

Example 1 — a first encounter with Phenylacetyl-CoA hydrolase

Start with the simplest possible case. Write down what Phenylacetyl-CoA hydrolase claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Phenylacetyl-CoA hydrolase before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Phenylacetyl-CoA hydrolase ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Phenylacetyl-CoA hydrolase

In research: Phenylacetyl-CoA hydrolase appears in engineering research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Phenylacetyl-CoA hydrolase in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Phenylacetyl-CoA hydrolase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 3.1.2, EC 3.1 stubs, Enzymes of unknown structure, so understanding it makes those chapters shorter.
In everyday life: Look for Phenylacetyl-CoA hydrolase outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Phenylacetyl-CoA hydrolase in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Phenylacetyl-CoA hydrolase means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Phenylacetyl-CoA hydrolase out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Phenylacetyl-CoA hydrolase in simple terms?

The enzyme phenylacetyl-CoA hydrolase (EC 3.1.2.25) catalyzes the reaction The enzyme characterised from the bacterium Thauera aromatica hydrolyses phenylglyoxylyl-CoA to coenzyme A and phenylglyoxylic acid, which form the thioester in the starting material. This is the second step in a pathway for…

Why does Phenylacetyl-CoA hydrolase matter?

Because it connects several engineering ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Phenylacetyl-CoA hydrolase?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Phenylacetyl-CoA hydrolase.