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GPR50

GPR50 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 GPR50 rather than just read about it. In short: G protein-coupled receptor 50 is a protein which in humans is encoded by the GPR50 gene. Function GPR50 is a member of the G protein-coupled receptor family of integral membrane proteins and is most closely related to the melatonin receptor.

GPR50 — main illustration
GPR50 — illustration

Key takeaways

  • GPR50 belongs to biology; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect GPR50 to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of GPR50 from memory before moving on to harder problems.

Reference excerpt

G protein-coupled receptor 50 is a protein which in humans is encoded by the GPR50 gene.

Function GPR50 is a member of the G protein-coupled receptor family of integral membrane proteins and is most closely related to the melatonin receptor. GPR50 is able to heterodimerize with both the MT1 and MT2 melatonin receptor subtypes. While GPR50 has no effect on MT2 function, GPR50 prevented MT1 from both binding melatonin and coupling to G proteins. GPR50 is the mammalian ortholog of melatonin receptor Mel1c described in non-mammalian vertebrates.

Clinical significance Certain polymorphisms of the GPR50 gene in females are associated with increased risk of developing bipolar affective disorder, major depressive disorder, and schizophrenia. Other GPR50 gene polymorphism are associated with higher fasting circulating triglyceride levels and lower circulating High-density lipoprotein levels.

References

Further reading

Illustrations

GPR50 illustration
GPR50 illustration
GPR50 illustration
GPR50 illustration
GPR50 illustration

Worked examples

Example 1 — a first encounter with GPR50

Start with the simplest possible case. Write down what GPR50 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 GPR50 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 GPR50 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 GPR50

In research
GPR50 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 GPR50 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
GPR50 is common in secondary-school and first-year university syllabi. It links to neighbouring topics G protein-coupled receptors, Genes on human chromosome X, so understanding it makes those chapters shorter.
In everyday life
Look for GPR50 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 GPR50 in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what GPR50 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 GPR50 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is GPR50 in simple terms?

G protein-coupled receptor 50 is a protein which in humans is encoded by the GPR50 gene. Function GPR50 is a member of the G protein-coupled receptor family of integral membrane proteins and is most closely related to the melatonin receptor.

Why does GPR50 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 GPR50?

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 GPR50.

Tags

  • G protein-coupled receptors
  • Genes on human chromosome X

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