engineering

Gentamicin 3'-N-acetyltransferase

Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase rather than just read about it. In short: In enzymology, a gentamicin 3'-N-acetyltransferase (EC 2.3.1.60) is an enzyme that catalyzes the chemical reaction acetyl-CoA + gentamicin C ⇌ {\displaystyle \rightleftharpoons } CoA + N3'-acetylgentamicin C Thus, the two substrates of this enzyme are acetyl-CoA and gentamicin C, whereas its two products are CoA and N3'-acetylgentamicin C. This enzyme belongs to the family of transferases, specifically those acyltra…

Key takeaways

Gentamicin 3'-N-acetyltransferase belongs to engineering; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Gentamicin 3'-N-acetyltransferase to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Gentamicin 3'-N-acetyltransferase from memory before moving on to harder problems.

Reference excerpt

In enzymology, a gentamicin 3'-N-acetyltransferase (EC 2.3.1.60) is an enzyme that catalyzes the chemical reaction

acetyl-CoA + gentamicin C ⇌ {\displaystyle \rightleftharpoons } CoA + N3'-acetylgentamicin C Thus, the two substrates of this enzyme are acetyl-CoA and gentamicin C, whereas its two products are CoA and N3'-acetylgentamicin C. 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 acetyl-CoA:gentamicin-C N3'-acetyltransferase. Other names in common use include gentamicin acetyltransferase I, aminoglycoside acetyltransferase AAC(3)-1, gentamicin 3'-N-acetyltransferase, and acetyl-CoA:gentamicin-C N3'-acetyltransferase.

References

Angelatou F, Litsas SB, Kontomichalou P (February 1982). "Purification and properties of two gentamicin-modifying enzymes, coded by a single plasmid pPK237 originating from Pseudomonas aeruginosa". J. Antibiot. 35 (2): 235–44. doi:10.7164/antibiotics.35.235. PMID 6281224. Biddlecome S, Haas M, Davies J, Miller GH, Rane DF, Daniels PJ (1976). "Enzymatic modification of aminoglycoside antibiotics: a new 3-N-acetylating enzyme from a Pseudomonas aeruginosa isolate". Antimicrob. Agents Chemother. 9 (6): 951–5. doi:10.1128/aac.9.6.951. PMC 429656. PMID 820250. Williams JW, Northrop DB (1976). "Purification and properties of gentamicin acetyltransferase I". Biochemistry. 15 (1): 125–31. doi:10.1021/bi00646a019. PMID 764855.

Worked examples

Example 1 — a first encounter with Gentamicin 3'-N-acetyltransferase

Start with the simplest possible case. Write down what Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase

In research: Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase 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: Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Gentamicin 3'-N-acetyltransferase in simple terms?

In enzymology, a gentamicin 3'-N-acetyltransferase (EC 2.3.1.60) is an enzyme that catalyzes the chemical reaction acetyl-CoA + gentamicin C ⇌ {\displaystyle \rightleftharpoons } CoA + N3'-acetylgentamicin C Thus, the two substrates of this enzyme are acetyl-CoA and gentamicin C, whereas its two pr…

Why does Gentamicin 3'-N-acetyltransferase 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 Gentamicin 3'-N-acetyltransferase?

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 Gentamicin 3'-N-acetyltransferase.