biology

LANCL2

LANCL2 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 LANCL2 rather than just read about it. In short: LanC-like protein 2 is a protein that in humans is encoded by the LANCL2 gene. It is a protein broadly expressed in the plasma a nuclear membranes of immune, epithelial and muscle cells and a potential therapeutic target for chronic inflammatory, metabolic and immune-mediated diseases such as Crohn's disease and diabetes.

Key takeaways

LANCL2 belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect LANCL2 to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of LANCL2 from memory before moving on to harder problems.

Reference excerpt

LanC-like protein 2 is a protein that in humans is encoded by the LANCL2 gene. It is a protein broadly expressed in the plasma a nuclear membranes of immune, epithelial and muscle cells and a potential therapeutic target for chronic inflammatory, metabolic and immune-mediated diseases such as Crohn's disease and diabetes.

Function The natural ligand of LANCL2, abscisic acid (ABA), has been identified as a new endogenous mammalian hormone implicated in glycemic control. The mammalian ABA receptor has been identified as LANCL2 on the basis of (1) modeling predictions, (2) direct and specific ABA binding to the purified recombinant protein, and (3) abrogation of the functional effects of ABA by silencing of LANCL2 expression in ABA-sensitive cells. Selective binding between LANCL2 and ABA or other ligands such as the benzimidazole NSC61610 and piperazine BT-11, lead to elevation of intracellular cAMP, activation of PKA and suppression of inflammation in macrophages. In hepatocytes, LANCL2 regulates cell survival by phosphorylation of Akt through its interaction with the Akt kinase mTORC2. Active mTORC2 causes translocation of GLUT4 to the plasma membrane and stimulates glucose uptake. LANCL2 expression in immune cells, adipose tissue, skeletal muscle and pancreas, and the potential to manipulate LANCL2 signaling and GLUT4 translocation with ABA make this G protein-coupled receptor a novel therapeutic target for glycemic control. In humans, ABA release was detected with increasing glycemia, although this mechanism failed in people suffering from type 2 and gestational diabetes. Also, plasma ABA concentrations increase after oral glucose load (OGTT) in healthy subjects. ABA stimulates glucose-dependent insulin release from human and rodent pancreatic β-cells. At a low dose (micrograms/Kg body weight) oral ABA significantly reduces both glycemia and insulinemia in rats and in humans undergoing an OGTT indicating that ABA reduces the amount of insulin required to control hyperglycemia. This insulin-sparing effect suggests that LANCL2 can be used as a therapeutic target for the treatment of inflammatory and metabolic diseases such as metabolic syndrome, prediabetes and diabetes. Novel LANCL2 ligands such as BT-11 significantly decrease disease activity in the Dextran Sodium Sulfate (DSS)-induced model of acute colitis and the IL-10-/- mice and CD4+ T cell transfer-induced chronic colitis models. BT-11 treatment decreased leukocytic infiltration, mucosal thickening and epithelial erosion in the colon, decreased Th1 and Th17 CD4+ T cells and TNFα while increasing regulatory T cells, LANCL2 and IL-10 expression.

Activators Omilancor

References

Illustrations

Worked examples

Example 1 — a first encounter with LANCL2

Start with the simplest possible case. Write down what LANCL2 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 LANCL2 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 LANCL2 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 LANCL2

In research: LANCL2 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 LANCL2 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: LANCL2 is common in secondary-school and first-year university syllabi. It links to neighbouring topics Genes on human chromosome 7, Human chromosome 7 gene stubs, so understanding it makes those chapters shorter.
In everyday life: Look for LANCL2 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 LANCL2 in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what LANCL2 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 LANCL2 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is LANCL2 in simple terms?

Why does LANCL2 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 LANCL2?

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 LANCL2.