engineering

Glycerate kinase

Glycerate kinase is a engineering 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 Glycerate kinase rather than just read about it. In short: Glycerate kinase (EC 2.7.1.31) is an enzyme that catalyzes the chemical reaction The enzyme characterised from liver and Escherichia coli converts D-glyceric acid to 3-phospho-D-glyceric acid by transferring a phosphate group from the cofactor, adenosine triphosphate (ATP), which is converted to adenosine diphosphate (ADP). This enzyme is a transferases, specifically one transferring phosphorus-containing groups (ph…

Key takeaways

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

Reference excerpt

Glycerate kinase (EC 2.7.1.31) is an enzyme that catalyzes the chemical reaction

The enzyme characterised from liver and Escherichia coli converts D-glyceric acid to 3-phospho-D-glyceric acid by transferring a phosphate group from the cofactor, adenosine triphosphate (ATP), which is converted to adenosine diphosphate (ADP). This enzyme is a transferases, specifically one transferring phosphorus-containing groups (phosphotransferases) with an alcohol group as acceptor. The systematic name of this enzyme class is ATP:(R)-glycerate 3-phosphotransferase. Other names in common use include glycerate kinase (phosphorylating), D-glycerate 3-kinase, D-glycerate kinase, glycerate-3-kinase, GK, D-glyceric acid kinase, and ATP:D-glycerate 2-phosphotransferase. This enzyme participates in 3 metabolic pathways: serine/glycine/threonine metabolism, glycerolipid metabolism, and glyoxylate-dicarboxylate metabolism. Some related enzymes produce the isomeric 2-phospho-D-glyceric acid.

Structural studies As of late 2007, 3 structures have been solved for this class of enzymes, with PDB accession codes PDB: 1TO6, PDB: 1X3L, and PDB: 2B8N.

References

Illustrations

Worked examples

Example 1 — a first encounter with Glycerate kinase

Start with the simplest possible case. Write down what Glycerate kinase claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, 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 Glycerate kinase 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 Glycerate kinase 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 Glycerate kinase

In research: Glycerate kinase appears in engineering 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 Glycerate kinase 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: Glycerate kinase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 2.7.1, EC 2.7 stubs, Enzymes of known structure, so understanding it makes those chapters shorter.
In everyday life: Look for Glycerate kinase 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 Glycerate kinase in 20 minutes

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Frequently asked questions

What is Glycerate kinase in simple terms?

Glycerate kinase (EC 2.7.1.31) is an enzyme that catalyzes the chemical reaction The enzyme characterised from liver and Escherichia coli converts D-glyceric acid to 3-phospho-D-glyceric acid by transferring a phosphate group from the cofactor, adenosine triphosphate (ATP), which is converted to ad…

Why does Glycerate kinase matter?

Because it connects several engineering 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 Glycerate kinase?

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 Glycerate kinase.