biology

Thyroid hormone receptor alpha

Thyroid hormone receptor alpha 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 Thyroid hormone receptor alpha rather than just read about it. In short: Thyroid hormone receptor alpha (TR-alpha) also known as nuclear receptor subfamily 1, group A, member 1 (NR1A1), is a nuclear receptor protein that in humans is encoded by the THRA gene. Function The protein encoded by this gene is a nuclear hormone receptor for triiodothyronine.

Key takeaways

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

Reference excerpt

Thyroid hormone receptor alpha (TR-alpha) also known as nuclear receptor subfamily 1, group A, member 1 (NR1A1), is a nuclear receptor protein that in humans is encoded by the THRA gene.

Function The protein encoded by this gene is a nuclear hormone receptor for triiodothyronine. It is one of the several receptors for thyroid hormone, and has been shown to mediate the biological activities of thyroid hormone. Knockout studies in mice suggest that the different receptors, while having certain extent of redundancy, may mediate different functions of thyroid hormone. Alternatively spliced transcript variants encoding distinct isoforms have been reported.

Role in pathology Mutations of the THRA gene may cause nongoitrous congenital hypothyroidism-6, a subtype of congenital hypothyroidism.

Interactions THR1 has been shown to interact with:

References

Illustrations

Worked examples

Example 1 — a first encounter with Thyroid hormone receptor alpha

Start with the simplest possible case. Write down what Thyroid hormone receptor alpha 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 Thyroid hormone receptor alpha 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 Thyroid hormone receptor alpha 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 Thyroid hormone receptor alpha

In research: Thyroid hormone receptor alpha 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 Thyroid hormone receptor alpha 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: Thyroid hormone receptor alpha is common in secondary-school and first-year university syllabi. It links to neighbouring topics Genes on human chromosome 17, Intracellular receptors, Transcription factors, so understanding it makes those chapters shorter.
In everyday life: Look for Thyroid hormone receptor alpha 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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Thyroid hormone receptor alpha” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Thyroid hormone receptor alpha in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Thyroid hormone receptor alpha 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.
Explain Thyroid hormone receptor alpha out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Thyroid hormone receptor alpha in simple terms?

Thyroid hormone receptor alpha (TR-alpha) also known as nuclear receptor subfamily 1, group A, member 1 (NR1A1), is a nuclear receptor protein that in humans is encoded by the THRA gene. Function The protein encoded by this gene is a nuclear hormone receptor for triiodothyronine.

Why does Thyroid hormone receptor alpha 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 Thyroid hormone receptor alpha?

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 Thyroid hormone receptor alpha.