ArticleslgStudy

biology

LATS1

LATS1 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 LATS1 rather than just read about it. In short: Large tumor suppressor kinase 1 (LATS1) is an enzyme that in humans is encoded by the LATS1 gene. It has been associated with the Hippo signaling pathway, where it phosphorylates YAP and TAZ to inactivate their function.

LATS1 — main illustration
LATS1 — illustration

Key takeaways

  • LATS1 belongs to biology; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect LATS1 to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of LATS1 from memory before moving on to harder problems.

Reference excerpt

Large tumor suppressor kinase 1 (LATS1) is an enzyme that in humans is encoded by the LATS1 gene. It has been associated with the Hippo signaling pathway, where it phosphorylates YAP and TAZ to inactivate their function. The protein encoded by this gene is a putative serine/threonine kinase that localizes to the mitotic apparatus and complexes with cell cycle controller CDC2 kinase in early mitosis. The protein is phosphorylated in a cell-cycle dependent manner, with late prophase phosphorylation remaining through metaphase. The N-terminal region of the protein binds CDC2 to form a complex showing reduced histone H1 kinase activity, indicating a role as a negative regulator of CDC2/cyclin A. In addition, the C-terminal kinase domain binds to its own N-terminal region, suggesting potential negative regulation through interference with complex formation via intramolecular binding. Biochemical and genetic data suggest a role as a tumor suppressor. This is supported by studies in knockout mice showing development of soft-tissue sarcomas, ovarian stromal cell tumors and a high sensitivity to carcinogenic treatments.

Interactions LATS1 has been shown to interact with Zyxin and Cdk1.

References

Further reading

Illustrations

LATS1 illustration
LATS1 illustration
LATS1 illustration
LATS1 illustration
LATS1 illustration

Worked examples

Example 1 — a first encounter with LATS1

Start with the simplest possible case. Write down what LATS1 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 LATS1 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 LATS1 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 LATS1

In research
LATS1 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 LATS1 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
LATS1 is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 2.7.11, Genes on human chromosome 6, Human chromosome 6 gene stubs, so understanding it makes those chapters shorter.
In everyday life
Look for LATS1 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.

Affiliate

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

How to study LATS1 in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what LATS1 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 LATS1 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is LATS1 in simple terms?

Large tumor suppressor kinase 1 (LATS1) is an enzyme that in humans is encoded by the LATS1 gene. It has been associated with the Hippo signaling pathway, where it phosphorylates YAP and TAZ to inactivate their function.

Why does LATS1 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 LATS1?

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 LATS1.

Tags

  • EC 2.7.11
  • Genes on human chromosome 6
  • Human chromosome 6 gene stubs

Keep exploring