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GGL domain

GGL domain 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 GGL domain rather than just read about it. In short: GGL domain is domain found in the gamma subunit of the heterotrimeric G protein complex and in regulators of G protein signaling RGS proteins. Human proteins containing this domain GNG4; GNG10; GNG11 GNGT1 RGS6; RGS7; RGS9; RGS11 See also Beta-gamma complex References Further reading Chatterjee TK, Liu Z, Fisher RA (August 2003). "Human RGS6 gene structure, complex alternative splicing, and role of N terminus and G…

GGL domain — main illustration
GGL domain — illustration

Key takeaways

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

Reference excerpt

GGL domain is domain found in the gamma subunit of the heterotrimeric G protein complex and in regulators of G protein signaling RGS proteins.

Human proteins containing this domain GNG4; GNG10; GNG11 GNGT1 RGS6; RGS7; RGS9; RGS11

See also Beta-gamma complex

References

Further reading Chatterjee TK, Liu Z, Fisher RA (August 2003). "Human RGS6 gene structure, complex alternative splicing, and role of N terminus and G protein gamma-subunit-like (GGL) domain in subcellular localization of RGS6 splice variants". J. Biol. Chem. 278 (32): 30261–71. doi:10.1074/jbc.M212687200. PMID 12761221. Chen CK, Eversole-Cire P, Zhang H, et al. (May 2003). "Instability of GGL domain-containing RGS proteins in mice lacking the G protein β-subunit Gβ5". Proc. Natl. Acad. Sci. U.S.A. 100 (11): 6604–9. Bibcode:2003PNAS..100.6604C. doi:10.1073/pnas.0631825100. PMC 164494. PMID 12738888. Liu Z, Chatterjee TK, Fisher RA (October 2002). "RGS6 interacts with SCG10 and promotes neuronal differentiation. Role of the G gamma subunit-like (GGL) domain of RGS6". J. Biol. Chem. 277 (40): 37832–9. doi:10.1074/jbc.M205908200. PMID 12140291.

Illustrations

GGL domain illustration

Worked examples

Example 1 — a first encounter with GGL domain

Start with the simplest possible case. Write down what GGL domain 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 GGL domain 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 GGL domain 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 GGL domain

In research
GGL domain 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 GGL domain 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
GGL domain is common in secondary-school and first-year university syllabi. It links to neighbouring topics Membrane protein stubs, Peripheral membrane proteins, Protein domains, so understanding it makes those chapters shorter.
In everyday life
Look for GGL domain 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 GGL domain in 20 minutes

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

Frequently asked questions

What is GGL domain in simple terms?

GGL domain is domain found in the gamma subunit of the heterotrimeric G protein complex and in regulators of G protein signaling RGS proteins. Human proteins containing this domain GNG4; GNG10; GNG11 GNGT1 RGS6; RGS7; RGS9; RGS11 See also Beta-gamma complex References Further reading Chatterjee TK…

Why does GGL domain 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 GGL domain?

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 GGL domain.

Tags

  • Membrane protein stubs
  • Peripheral membrane proteins
  • Protein domains

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