biology

Store-operated calcium entry-associated regulatory factor

Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor rather than just read about it. In short: Store-operated calcium entry-associated regulatory factor, also known as transmembrane protein 66 (TMEM66) is a protein that in humans is encoded by the SARAF gene. Function SARAF (TMEM66) is a negative regulator of the store-operated calcium channel (SOCE) into cells.

Key takeaways

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

Reference excerpt

Store-operated calcium entry-associated regulatory factor, also known as transmembrane protein 66 (TMEM66) is a protein that in humans is encoded by the SARAF gene.

Function SARAF (TMEM66) is a negative regulator of the store-operated calcium channel (SOCE) into cells. SARAF is an endoplasmic reticulum (ER) membrane resident protein that associates with STIM1, to facilitate the inactivation of SOCE. SARAF plays a key role in shaping cytoplasmic calcium signals and determining the content of the major intracellular Ca2+ stores in the cell. By doing so it is likely to be important in protecting cells from calcium overfilling.

References

Illustrations

Worked examples

Example 1 — a first encounter with Store-operated calcium entry-associated regulatory factor

Start with the simplest possible case. Write down what Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor

In research: Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor 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: Store-operated calcium entry-associated regulatory factor is common in secondary-school and first-year university syllabi. It links to neighbouring topics Genes on human chromosome 8, Human chromosome 8 gene stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Store-operated calcium entry-associated regulatory factor 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.
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Frequently asked questions

What is Store-operated calcium entry-associated regulatory factor in simple terms?

Store-operated calcium entry-associated regulatory factor, also known as transmembrane protein 66 (TMEM66) is a protein that in humans is encoded by the SARAF gene. Function SARAF (TMEM66) is a negative regulator of the store-operated calcium channel (SOCE) into cells.

Why does Store-operated calcium entry-associated regulatory factor 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 Store-operated calcium entry-associated regulatory factor?

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 Store-operated calcium entry-associated regulatory factor.