biology

Oligosaccharide-transporting ATPase

Oligosaccharide-transporting ATPase is a biology 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 Oligosaccharide-transporting ATPase rather than just read about it. In short: In enzymology, an oligosaccharide-transporting ATPase (EC 3.6.3.18) is an enzyme that catalyzes the chemical reaction ATP + H2O + oligosaccharideout ⇌ {\displaystyle \rightleftharpoons } ADP + phosphate + oligosaccharidein The 3 substrates of this enzyme are ATP, H2O, and oligosaccharide, whereas its 3 products are ADP, phosphate, and oligosaccharide. This enzyme belongs to the family of hydrolases, specifically tho…

Key takeaways

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

Reference excerpt

In enzymology, an oligosaccharide-transporting ATPase (EC 3.6.3.18) is an enzyme that catalyzes the chemical reaction

ATP + H2O + oligosaccharideout ⇌ {\displaystyle \rightleftharpoons } ADP + phosphate + oligosaccharidein The 3 substrates of this enzyme are ATP, H2O, and oligosaccharide, whereas its 3 products are ADP, phosphate, and oligosaccharide. This enzyme belongs to the family of hydrolases, specifically those acting on acid anhydrides to catalyse transmembrane movement of substances. The systematic name of this enzyme class is ATP phosphohydrolase (disaccharide-importing).

References

Higgins CF (1992). "ABC transporters: from microorganisms to man". Annu. Rev. Cell Biol. 8: 67–113. doi:10.1146/annurev.cb.08.110192.000435. PMID 1282354. Kuan G, Dassa E, Saurin W, Hofnung M, Saier MH (1995). "Phylogenetic analyses of the ATP-binding constituents of bacterial extracytoplasmic receptor-dependent ABC-type nutrient uptake permeases". Res. Microbiol. 146 (4): 271–8. doi:10.1016/0923-2508(96)81050-3. PMID 7569321. Tam R, Saier MH (1993). "Structural, functional, and evolutionary relationships among extracellular solute-binding receptors of bacteria". Microbiol. Rev. 57 (2): 320–46. doi:10.1128/mr.57.2.320-346.1993. PMC 372912. PMID 8336670. Saier MH Jr (1998). "Advances in Microbial Physiology Volume 40; Chapter: Molecular Phylogeny as a Basis for the Classification of Transport Proteins from Bacteria, Archaea and Eukarya". Adv. Microb. Physiol. 40: 81–136. doi:10.1016/S0065-2911(08)60130-7. ISBN 978-0-12-027740-7. PMID 9889977.{{cite journal}}: CS1 maint: periodical has ISBN (link) Williams SG, Greenwood JA, Jones CW (1992). "Molecular analysis of the lac operon encoding the binding-protein-dependent lactose transport system and beta-galactosidase in Agrobacterium radiobacter". Mol. Microbiol. 6 (13): 1755–68. doi:10.1111/j.1365-2958.1992.tb01348.x. PMID 1630315.

Worked examples

Example 1 — a first encounter with Oligosaccharide-transporting ATPase

Start with the simplest possible case. Write down what Oligosaccharide-transporting ATPase claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, 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 Oligosaccharide-transporting ATPase 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 Oligosaccharide-transporting ATPase 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 Oligosaccharide-transporting ATPase

In research: Oligosaccharide-transporting ATPase appears in biology 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 Oligosaccharide-transporting ATPase 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: Oligosaccharide-transporting ATPase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 3.6.3, EC 3.6 stubs, Enzymes of unknown structure, so understanding it makes those chapters shorter.
In everyday life: Look for Oligosaccharide-transporting ATPase 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 Oligosaccharide-transporting ATPase in 20 minutes

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

Frequently asked questions

What is Oligosaccharide-transporting ATPase in simple terms?

In enzymology, an oligosaccharide-transporting ATPase (EC 3.6.3.18) is an enzyme that catalyzes the chemical reaction ATP + H2O + oligosaccharideout ⇌ {\displaystyle \rightleftharpoons } ADP + phosphate + oligosaccharidein The 3 substrates of this enzyme are ATP, H2O, and oligosaccharide, whereas i…

Why does Oligosaccharide-transporting ATPase matter?

Because it connects several biology 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 Oligosaccharide-transporting ATPase?

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 Oligosaccharide-transporting ATPase.