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biology

RGS14

RGS14 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 RGS14 rather than just read about it. In short: Regulator of G-protein signaling 14 (RGS14) is a protein that in humans is encoded by the RGS14 gene. Function RGS14 is a member of the regulator of G protein signalling family.

RGS14 — main illustration
RGS14 — illustration

Key takeaways

  • RGS14 belongs to biology; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect RGS14 to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of RGS14 from memory before moving on to harder problems.

Reference excerpt

Regulator of G-protein signaling 14 (RGS14) is a protein that in humans is encoded by the RGS14 gene.

Function RGS14 is a member of the regulator of G protein signalling family. This protein contains one RGS domain, two Raf-like Ras-binding domains (RBDs), and one GoLoco motif. The protein attenuates the signaling activity of G-proteins by binding, through its GoLoco domain, to specific types of activated, GTP-bound G alpha subunits. Acting as a GTPase activating protein (GAP), the protein increases the rate of conversion of the GTP to GDP. This hydrolysis allows the G alpha subunits to bind G beta/gamma subunit heterodimers, forming inactive G-protein heterotrimers, thereby terminating the signal. Alternate transcriptional splice variants of this gene have been observed but have not been thoroughly characterized. Increasing the expression of the RGS14 protein in the V2 secondary visual cortex of mice promotes the conversion of short-term to long-term object-recognition memory. Conversely RGS14 is enriched in CA2 pyramidal neurons and suppresses synaptic plasticity of these synapses and hippocampal-based learning and memory.

Interactions RGS14 has been shown to interact with:

GNAI1 and GNAI3.

References

Further reading

External links Overview of all the structural information available in the PDB for UniProt: O43566 (Regulator of G-protein signaling 14) at the PDBe-KB.

Illustrations

RGS14 illustration
RGS14 illustration
RGS14 illustration
RGS14 illustration
RGS14 illustration

Worked examples

Example 1 — a first encounter with RGS14

Start with the simplest possible case. Write down what RGS14 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 RGS14 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 RGS14 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 RGS14

In research
RGS14 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 RGS14 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
RGS14 is common in secondary-school and first-year university syllabi. It links to neighbouring topics Genes on human chromosome 5, Human chromosome 5 gene stubs, so understanding it makes those chapters shorter.
In everyday life
Look for RGS14 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 RGS14 in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what RGS14 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 RGS14 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is RGS14 in simple terms?

Regulator of G-protein signaling 14 (RGS14) is a protein that in humans is encoded by the RGS14 gene. Function RGS14 is a member of the regulator of G protein signalling family.

Why does RGS14 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 RGS14?

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 RGS14.

Tags

  • Genes on human chromosome 5
  • Human chromosome 5 gene stubs

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