engineering

N-methylhydantoinase (ATP-hydrolysing)

N-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) rather than just read about it. In short: In enzymology, an N-methylhydantoinase (ATP-hydrolysing) (EC 3.5.2.14) is an enzyme that catalyzes the chemical reaction ATP + N-methylimidazolidine-2,4-dione + 2 H2O ⇌ {\displaystyle \rightleftharpoons } ADP + phosphate + N-carbamoylsarcosine The 3 substrates of this enzyme are ATP, N-methylimidazolidine-2,4-dione, and H2O, whereas its 3 products are ADP, phosphate, and N-carbamoylsarcosine. This enzyme belongs to…

Key takeaways

N-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of N-methylhydantoinase (ATP-hydrolysing) from memory before moving on to harder problems.

Reference excerpt

In enzymology, an N-methylhydantoinase (ATP-hydrolysing) (EC 3.5.2.14) is an enzyme that catalyzes the chemical reaction

ATP + N-methylimidazolidine-2,4-dione + 2 H2O ⇌ {\displaystyle \rightleftharpoons } ADP + phosphate + N-carbamoylsarcosine The 3 substrates of this enzyme are ATP, N-methylimidazolidine-2,4-dione, and H2O, whereas its 3 products are ADP, phosphate, and N-carbamoylsarcosine. This enzyme belongs to the family of hydrolases, those acting on carbon-nitrogen bonds other than peptide bonds, specifically in cyclic amides. The systematic name of this enzyme class is N-methylimidazolidine-2,4-dione amidohydrolase (ATP-hydrolysing). Other names in common use include N-methylhydantoin amidohydrolase, methylhydantoin amidase, N-methylhydantoin hydrolase, and N-methylhydantoinase. This enzyme participates in arginine, creatinine, and proline metabolism.

References

Kim JM, Shimizu S, Yamada H (1987). "Amidohydrolysis of N-methylhydantoin coupled with ATP hydrolysis". Biochem. Biophys. Res. Commun. 142 (3): 1006–12. Bibcode:1987BBRC..142.1006K. doi:10.1016/0006-291X(87)91514-2. PMID 3827889.

Worked examples

Example 1 — a first encounter with N-methylhydantoinase (ATP-hydrolysing)

Start with the simplest possible case. Write down what N-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing)

In research: N-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 3.5.2, EC 3.5 stubs, Enzymes of unknown structure, so understanding it makes those chapters shorter.
In everyday life: Look for N-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing) in 20 minutes

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

Frequently asked questions

What is N-methylhydantoinase (ATP-hydrolysing) in simple terms?

In enzymology, an N-methylhydantoinase (ATP-hydrolysing) (EC 3.5.2.14) is an enzyme that catalyzes the chemical reaction ATP + N-methylimidazolidine-2,4-dione + 2 H2O ⇌ {\displaystyle \rightleftharpoons } ADP + phosphate + N-carbamoylsarcosine The 3 substrates of this enzyme are ATP, N-methylimidaz…

Why does N-methylhydantoinase (ATP-hydrolysing) 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-methylhydantoinase (ATP-hydrolysing)?

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-methylhydantoinase (ATP-hydrolysing).