engineering

Phosphate butyryltransferase

Phosphate butyryltransferase 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 Phosphate butyryltransferase rather than just read about it. In short: In enzymology, a phosphate butyryltransferase (EC 2.3.1.19) is an enzyme that catalyzes the chemical reaction butanoyl-CoA + phosphate ⇌ {\displaystyle \rightleftharpoons } CoA + butanoyl phosphate Thus, the two substrates of this enzyme are butanoyl-CoA and phosphate, whereas its two products are CoA and butanoyl phosphate. This enzyme belongs to the family of transferases, specifically those acyltransferases trans…

Key takeaways

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

Reference excerpt

In enzymology, a phosphate butyryltransferase (EC 2.3.1.19) is an enzyme that catalyzes the chemical reaction

butanoyl-CoA + phosphate ⇌ {\displaystyle \rightleftharpoons } CoA + butanoyl phosphate Thus, the two substrates of this enzyme are butanoyl-CoA and phosphate, whereas its two products are CoA and butanoyl phosphate. This enzyme belongs to the family of transferases, specifically those acyltransferases transferring groups other than aminoacyl groups. The systematic name of this enzyme class is butanoyl-CoA:phosphate butanoyltransferase. This enzyme is also called phosphotransbutyrylase. This enzyme participates in butanoate metabolism.

References

Valentine RC, Wolfe RS (July 1960). "Purification and role of phosphotransbutyrylase". The Journal of Biological Chemistry. 235 (7): 1948–52. doi:10.1016/S0021-9258(18)69341-X. PMID 13840823.

Worked examples

Example 1 — a first encounter with Phosphate butyryltransferase

Start with the simplest possible case. Write down what Phosphate butyryltransferase 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 Phosphate butyryltransferase 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 Phosphate butyryltransferase 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 Phosphate butyryltransferase

In research: Phosphate butyryltransferase 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 Phosphate butyryltransferase 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: Phosphate butyryltransferase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 2.3.1, EC 2.3 stubs, Enzymes of unknown structure, so understanding it makes those chapters shorter.
In everyday life: Look for Phosphate butyryltransferase 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 Phosphate butyryltransferase in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Phosphate butyryltransferase 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 Phosphate butyryltransferase out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Phosphate butyryltransferase in simple terms?

In enzymology, a phosphate butyryltransferase (EC 2.3.1.19) is an enzyme that catalyzes the chemical reaction butanoyl-CoA + phosphate ⇌ {\displaystyle \rightleftharpoons } CoA + butanoyl phosphate Thus, the two substrates of this enzyme are butanoyl-CoA and phosphate, whereas its two products are…

Why does Phosphate butyryltransferase 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 Phosphate butyryltransferase?

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 Phosphate butyryltransferase.