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LPAR6

LPAR6 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 LPAR6 rather than just read about it. In short: Lysophosphatidic acid receptor 6, also known as LPA6 and P2RY5, is a protein that in humans is encoded by the LPAR6 gene. LPA6 is a G protein-coupled receptor that binds the lipid signaling molecule lysophosphatidic acid (LPA).

LPAR6 — main illustration
LPAR6 — illustration

Key takeaways

  • LPAR6 belongs to biology; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect LPAR6 to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of LPAR6 from memory before moving on to harder problems.

Reference excerpt

Lysophosphatidic acid receptor 6, also known as LPA6 and P2RY5, is a protein that in humans is encoded by the LPAR6 gene. LPA6 is a G protein-coupled receptor that binds the lipid signaling molecule lysophosphatidic acid (LPA). The protein encoded by this gene belongs to the family of G-protein coupled receptors, that are preferentially activated by adenosine and uridine nucleotides. This gene aligns with an internal intron of the retinoblastoma susceptibility gene in the reverse orientation.

Role in hair growth/loss In February 2008, researchers at the University of Bonn announced they have found the genetic basis of two distinct forms of inherited hair loss, opening a broad path to treatments for baldness. They found that mutations in the gene P2RY5 causes a rare, inherited form of hair loss called hypotrichosis simplex. It is the first receptor in humans known to play a role in hair growth. The fact that any receptor plays a specific role in hair growth was previously unknown to scientists, and with this new knowledge a focus on finding more of these genes may be able to lead to therapies for many different types of hair loss. In 2013, it was found that mutations in LPAR6 give rise to the Cornish Rex cat breed, which has a form of ectodermal dysplasia characterised by short woolly hair which is susceptible to loss.

See also Lysophospholipid receptor P2Y receptor

References

Further reading

External links LPAR6 human gene location in the UCSC Genome Browser. LPAR6 human gene details in the UCSC Genome Browser. This article incorporates text from the United States National Library of Medicine, which is in the public domain.

Illustrations

LPAR6 illustration
LPAR6 illustration
LPAR6 illustration
LPAR6 illustration
LPAR6 illustration

Worked examples

Example 1 — a first encounter with LPAR6

Start with the simplest possible case. Write down what LPAR6 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 LPAR6 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 LPAR6 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 LPAR6

In research
LPAR6 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 LPAR6 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
LPAR6 is common in secondary-school and first-year university syllabi. It links to neighbouring topics G protein-coupled receptors, Genes on human chromosome 13, Transmembrane receptor stubs, so understanding it makes those chapters shorter.
In everyday life
Look for LPAR6 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 LPAR6 in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what LPAR6 means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain LPAR6 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is LPAR6 in simple terms?

Lysophosphatidic acid receptor 6, also known as LPA6 and P2RY5, is a protein that in humans is encoded by the LPAR6 gene. LPA6 is a G protein-coupled receptor that binds the lipid signaling molecule lysophosphatidic acid (LPA).

Why does LPAR6 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 LPAR6?

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 LPAR6.

Tags

  • G protein-coupled receptors
  • Genes on human chromosome 13
  • Transmembrane receptor stubs

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