chemistry

N-carbamoyl-D-amino acid hydrolase

N-carbamoyl-D-amino acid hydrolase is a chemistry 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 N-carbamoyl-D-amino acid hydrolase rather than just read about it. In short: In enzymology, a N-carbamoyl-D-amino acid hydrolase (EC 3.5.1.77) is an enzyme that catalyzes the chemical reaction N-carbamoyl-D-amino acid + H2O ⇌ {\displaystyle \rightleftharpoons } D-amino acid + NH3 + CO2 Thus, the two substrates of this enzyme are N-carbamoyl-D-amino acid and H2O, whereas its 3 products are D-amino acid, NH3, and CO2. This enzyme belongs to the subfamily of hydrolases which act on carbon-nitro…

Key takeaways

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

Reference excerpt

In enzymology, a N-carbamoyl-D-amino acid hydrolase (EC 3.5.1.77) is an enzyme that catalyzes the chemical reaction

N-carbamoyl-D-amino acid + H2O ⇌ {\displaystyle \rightleftharpoons } D-amino acid + NH3 + CO2 Thus, the two substrates of this enzyme are N-carbamoyl-D-amino acid and H2O, whereas its 3 products are D-amino acid, NH3, and CO2. This enzyme belongs to the subfamily of hydrolases which act on carbon-nitrogen bonds other than peptide bonds, specifically in linear amides.

Structural studies As of late 2007, 7 structures have been solved for this class of enzymes, with PDB accession codes PDB: 1ERZ, PDB: 1UF4, PDB: 1UF5, PDB: 1UF7, PDB: 1UF8, PDB: 2GGK, and PDB: 2GGL.

References

Ogawa J, Shimizu S, Yamada H (1993). "N-carbamoyl-D-amino acid amidohydrolase from Comamonas sp. E222c purification and characterization". Eur. J. Biochem. 212 (3): 685–91. doi:10.1111/j.1432-1033.1993.tb17706.x. PMID 8462543.

Worked examples

Example 1 — a first encounter with N-carbamoyl-D-amino acid hydrolase

Start with the simplest possible case. Write down what N-carbamoyl-D-amino acid hydrolase claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, 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 N-carbamoyl-D-amino acid hydrolase 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 N-carbamoyl-D-amino acid hydrolase 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 N-carbamoyl-D-amino acid hydrolase

In research: N-carbamoyl-D-amino acid hydrolase appears in chemistry 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 N-carbamoyl-D-amino acid hydrolase 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: N-carbamoyl-D-amino acid hydrolase is common in secondary-school and first-year university syllabi. It links to neighbouring topics EC 3.5.1, EC 3.5 stubs, Enzymes of known structure, so understanding it makes those chapters shorter.
In everyday life: Look for N-carbamoyl-D-amino acid hydrolase 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 N-carbamoyl-D-amino acid hydrolase in 20 minutes

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Frequently asked questions

What is N-carbamoyl-D-amino acid hydrolase in simple terms?

In enzymology, a N-carbamoyl-D-amino acid hydrolase (EC 3.5.1.77) is an enzyme that catalyzes the chemical reaction N-carbamoyl-D-amino acid + H2O ⇌ {\displaystyle \rightleftharpoons } D-amino acid + NH3 + CO2 Thus, the two substrates of this enzyme are N-carbamoyl-D-amino acid and H2O, whereas its…

Why does N-carbamoyl-D-amino acid hydrolase matter?

Because it connects several chemistry 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 N-carbamoyl-D-amino acid hydrolase?

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 N-carbamoyl-D-amino acid hydrolase.