engineering

Nucleotide diphosphokinase

Nucleotide diphosphokinase 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 Nucleotide diphosphokinase rather than just read about it. In short: In enzymology, a nucleotide diphosphokinase (EC 2.7.6.4) is an enzyme that catalyzes the chemical reaction ATP + nucleoside 5'-phosphate ⇌ {\displaystyle \rightleftharpoons } AMP + 5'-phosphonucleoside 3'-diphosphate Thus, the two substrates of this enzyme are ATP and nucleoside 5'-phosphate, whereas its two products are AMP and 5'-phosphonucleoside 3'-diphosphate. This enzyme belongs to the family of transferases…

Key takeaways

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

Reference excerpt

In enzymology, a nucleotide diphosphokinase (EC 2.7.6.4) is an enzyme that catalyzes the chemical reaction

ATP + nucleoside 5'-phosphate ⇌ {\displaystyle \rightleftharpoons } AMP + 5'-phosphonucleoside 3'-diphosphate Thus, the two substrates of this enzyme are ATP and nucleoside 5'-phosphate, whereas its two products are AMP and 5'-phosphonucleoside 3'-diphosphate. This enzyme belongs to the family of transferases, specifically those transferring two phosphorus-containing groups (diphosphotransferases). The systematic name of this enzyme class is ATP:nucleoside-5'-phosphate diphosphotransferase. Other names in common use include nucleotide pyrophosphokinase, ATP:nucleotide pyrophosphotransferase, ATP nucleotide 3'-pyrophosphokinase, and nucleotide 3'-pyrophosphokinase.

References

Murao S, Nishino T (1974). "Isolation and identification of ATP:nucleotide pyrophosphotransferase-producing microorganism". Agric. Biol. Chem. 38 (12): 2483–2489. doi:10.1271/bbb1961.38.2483. Nishino T, Murao S (1974). "Purification and some properties of ATP:nucleotide pyrophosphotransferase of Streptomyces adephospholyticus". Agric. Biol. Chem. 38 (12): 2491–2496. doi:10.1271/bbb1961.38.2491. Nishino T, Murao S (1975). "Characterization of pyrophosphoryl transfer reaction of ATP:nucleotide pyrophosphotransferase". Agric. Biol. Chem. 39 (5): 1007–1014. doi:10.1271/bbb1961.39.1007.

Worked examples

Example 1 — a first encounter with Nucleotide diphosphokinase

Start with the simplest possible case. Write down what Nucleotide diphosphokinase 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 Nucleotide diphosphokinase 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 Nucleotide diphosphokinase 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 Nucleotide diphosphokinase

In research: Nucleotide diphosphokinase 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 Nucleotide diphosphokinase 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: Nucleotide diphosphokinase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 2.7.6, EC 2.7 stubs, Enzymes of unknown structure, so understanding it makes those chapters shorter.
In everyday life: Look for Nucleotide diphosphokinase 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.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Nucleotide diphosphokinase in 20 minutes

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

Frequently asked questions

What is Nucleotide diphosphokinase in simple terms?

In enzymology, a nucleotide diphosphokinase (EC 2.7.6.4) is an enzyme that catalyzes the chemical reaction ATP + nucleoside 5'-phosphate ⇌ {\displaystyle \rightleftharpoons } AMP + 5'-phosphonucleoside 3'-diphosphate Thus, the two substrates of this enzyme are ATP and nucleoside 5'-phosphate, where…

Why does Nucleotide diphosphokinase 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 Nucleotide diphosphokinase?

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 Nucleotide diphosphokinase.