engineering

N-acetyldiaminopimelate deacetylase

N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase rather than just read about it. In short: In enzymology, a N-acetyldiaminopimelate deacetylase (EC 3.5.1.47) is an enzyme that catalyzes the chemical reaction N-acetyl-LL-2,6-diaminoheptanedioate + H2O ⇌ {\displaystyle \rightleftharpoons } acetate + LL-2,6-diaminoheptanedioate Thus, the two substrates of this enzyme are N-acetyl-LL-2,6-diaminoheptanedioate and H2O, whereas its two products are acetate and LL-2,6-diaminoheptanedioate. This enzyme belongs to…

Key takeaways

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

Reference excerpt

In enzymology, a N-acetyldiaminopimelate deacetylase (EC 3.5.1.47) is an enzyme that catalyzes the chemical reaction

N-acetyl-LL-2,6-diaminoheptanedioate + H2O ⇌ {\displaystyle \rightleftharpoons } acetate + LL-2,6-diaminoheptanedioate Thus, the two substrates of this enzyme are N-acetyl-LL-2,6-diaminoheptanedioate and H2O, whereas its two products are acetate and LL-2,6-diaminoheptanedioate. This enzyme belongs to the family of hydrolases, those acting on carbon-nitrogen bonds other than peptide bonds, specifically in linear amides. The systematic name of this enzyme class is N6-acetyl-LL-2,6-diaminoheptanedioate amidohydrolase. Other names in common use include N-acetyl-L-diaminopimelic acid deacylase, N-acetyl-LL-diaminopimelate deacylase, and 6-N-acetyl-LL-2,6-diaminoheptanedioate amidohydrolase. This enzyme participates in lysine biosynthesis.

References

Bartlett ATM; White PJ (1985). "Species of Bacillus that make a vegetative peptidoglycan containing lysine lack diaminopimelate epimerase but have diaminopimelate dehydrogenase". J. Gen. Microbiol. 131 (9): 2145–2152. doi:10.1099/00221287-131-9-2145. Saleh F; White PJ (1979). "Metabolism of DD-2,6-diaminopimelic acid by a diaminopimelate-requiring mutant of Bacillus megaterium". J. Gen. Microbiol. 115: 95–100. doi:10.1099/00221287-115-1-95. Sundharadas G, Gilvarg C (1967). "Biosynthesis of alpha,epsilon-diaminopimelic acid in Bacillus megaterium". J. Biol. Chem. 242 (17): 3983–4. doi:10.1016/S0021-9258(18)95843-6. PMID 4962540.

Worked examples

Example 1 — a first encounter with N-acetyldiaminopimelate deacetylase

Start with the simplest possible case. Write down what N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase

In research: N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase 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: N-acetyldiaminopimelate deacetylase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 3.5.1, EC 3.5 stubs, Enzymes of unknown structure, so understanding it makes those chapters shorter.
In everyday life: Look for N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase in 20 minutes

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

Frequently asked questions

What is N-acetyldiaminopimelate deacetylase in simple terms?

In enzymology, a N-acetyldiaminopimelate deacetylase (EC 3.5.1.47) is an enzyme that catalyzes the chemical reaction N-acetyl-LL-2,6-diaminoheptanedioate + H2O ⇌ {\displaystyle \rightleftharpoons } acetate + LL-2,6-diaminoheptanedioate Thus, the two substrates of this enzyme are N-acetyl-LL-2,6-dia…

Why does N-acetyldiaminopimelate deacetylase 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 N-acetyldiaminopimelate deacetylase?

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 N-acetyldiaminopimelate deacetylase.