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Enzyme Commission number

Index Enzyme Commission number

The Enzyme Commission number (EC number) is a numerical classification scheme for enzymes, based on the chemical reactions they catalyze. [1]

50 relations: Adenosine triphosphate, Amino acid, Amylase, BRENDA, Brussels, Carboxy-lyases, Catalysis, Chemical reaction, Convergent evolution, Covalent bond, DcGO, Dehydrogenase, Electron, Enzyme, ExPASy, Functional group, Hydrolase, Hydrolysis, International Union of Biochemistry and Molecular Biology, Isomer, Isomerase, Kinase, Ligase, Lipase, List of EC numbers (EC 1), List of EC numbers (EC 2), List of EC numbers (EC 3), List of EC numbers (EC 4), List of EC numbers (EC 5), List of EC numbers (EC 6), List of enzymes, Lyase, Mutase, Non-homologous isofunctional enzymes, Numbering scheme, Oxidase, Oxidoreductase, Peptide, Peptide bond, Phosphatase, Protease, Protein fold class, Redox, Transaminase, Transferase, Transporter Classification Database, Tripeptide, Tripeptide aminopeptidase, UniProt, Water.

Adenosine triphosphate

Adenosine triphosphate (ATP) is a complex organic chemical that participates in many processes.

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Amino acid

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

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Amylase

An amylase is an enzyme that catalyses the hydrolysis of starch into sugars.

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BRENDA

BRENDA (The Comprehensive Enzyme Information System) is an information system representing one of the most comprehensive enzyme repositories.

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Brussels

Brussels (Bruxelles,; Brussel), officially the Brussels-Capital Region (All text and all but one graphic show the English name as Brussels-Capital Region.) (Région de Bruxelles-Capitale, Brussels Hoofdstedelijk Gewest), is a region of Belgium comprising 19 municipalities, including the City of Brussels, which is the de jure capital of Belgium.

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Carboxy-lyases

Carboxy-lyases, also known as decarboxylases, are carbon–carbon lyases that add or remove a carboxyl group from organic compounds.

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Catalysis

Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalysthttp://goldbook.iupac.org/C00876.html, which is not consumed in the catalyzed reaction and can continue to act repeatedly.

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Chemical reaction

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

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Convergent evolution

Convergent evolution is the independent evolution of similar features in species of different lineages.

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Covalent bond

A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms.

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DcGO

dcGO is a comprehensive ontology database for protein domains.

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Dehydrogenase

A dehydrogenase (also called DH or DHase in the literature) is an enzyme belonging to the group of oxidoreductases that oxidizes a substrate by reducing an electron acceptor, usually NAD+/NADP+ or a flavin coenzyme such as FAD or FMN.

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Electron

The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.

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Enzyme

Enzymes are macromolecular biological catalysts.

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ExPASy

ExPASy is a bioinformatics resource portal operated by the SIB Swiss Institute of Bioinformatics and in particular the SIB Web Team.

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Functional group

In organic chemistry, functional groups are specific substituents or moieties within molecules that are responsible for the characteristic chemical reactions of those molecules.

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Hydrolase

Hydrolase is a class of enzyme that is commonly used as biochemical catalysts that utilize water to break a chemical bond.

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Hydrolysis

Hydrolysis is a term used for both an electro-chemical process and a biological one.

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International Union of Biochemistry and Molecular Biology

The International Union of Biochemistry and Molecular Biology (IUBMB) is an international non-governmental organisation concerned with biochemistry and molecular biology.

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Isomer

An isomer (from Greek ἰσομερής, isomerès; isos.

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Isomerase

Isomerases are a general class of enzymes that convert a molecule from one isomer to another.

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Kinase

In biochemistry, a kinase is an enzyme that catalyzes the transfer of phosphate groups from high-energy, phosphate-donating molecules to specific substrates.

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Ligase

In biochemistry, a ligase is an enzyme that can catalyze the joining of two large molecules by forming a new chemical bond, usually with accompanying hydrolysis of a small pendant chemical group on one of the larger molecules or the enzyme catalyzing the linking together of two compounds, e.g., enzymes that catalyze joining of C-O, C-S, C-N, etc.

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Lipase

A lipase is any enzyme that catalyzes the hydrolysis of fats (lipids).

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List of EC numbers (EC 1)

This list contains a list of EC numbers for the first group, EC 1, oxidoreductases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

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List of EC numbers (EC 2)

This list contains a list of EC numbers for the second group, EC 2, transferases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

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List of EC numbers (EC 3)

This list contains a list of EC numbers for the third group, EC 3, hydrolases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

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List of EC numbers (EC 4)

This list contains a list of EC numbers for the fourth group, EC 4, lyases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

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List of EC numbers (EC 5)

This list contains a list of EC numbers for the fifth group, EC 5, isomerases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

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List of EC numbers (EC 6)

This list contains a list of EC numbers for the sixth group, EC 6, ligases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology.

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List of enzymes

This page lists enzymes by their classification in the International Union of Biochemistry and Molecular Biology's Enzyme Commission numbering system.

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Lyase

In biochemistry, a lyase is an enzyme that catalyzes the breaking (an "elimination" reaction) of various chemical bonds by means other than hydrolysis (a "substitution" reaction) and oxidation, often forming a new double bond or a new ring structure.

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Mutase

A mutase is an enzyme of the isomerase class that catalyzes the shifting of a functional group from one position to another within the same molecule.

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Non-homologous isofunctional enzymes

Non-Homologous Isofunctional Enzymes (NISE) are two evolutionarily unrelated enzymes that catalyze the same chemical reaction.

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Numbering scheme

There are many different numbering schemes for assigning nominal numbers to entities.

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Oxidase

An oxidase is an enzyme that catalyzes an oxidation-reduction reaction, especially one involving dioxygen (O2) as the electron acceptor.

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Oxidoreductase

In biochemistry, an oxidoreductase is an enzyme that catalyzes the transfer of electrons from one molecule, the reductant, also called the electron donor, to another, the oxidant, also called the electron acceptor.

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Peptide

Peptides (from Gr.: πεπτός, peptós "digested"; derived from πέσσειν, péssein "to digest") are short chains of amino acid monomers linked by peptide (amide) bonds.

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Peptide bond

A peptide bond is a covalent chemical bond linking two consecutive amino acid monomers along a peptide or protein chain.

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Phosphatase

A phosphatase is an enzyme that uses water to cleave a phosphoric acid monoester into a phosphate ion and an alcohol.

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Protease

A protease (also called a peptidase or proteinase) is an enzyme that performs proteolysis: protein catabolism by hydrolysis of peptide bonds.

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Protein fold class

Protein classes are broad categories of protein topologies.

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Redox

Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.

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Transaminase

Transaminases or aminotransferases are enzymes that catalyze a transamination reaction between an amino acid and an α-keto acid.

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Transferase

A transferase is any one of a class of enzymes that enact the transfer of specific functional groups (e.g. a methyl or glycosyl group) from one molecule (called the donor) to another (called the acceptor).

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Transporter Classification Database

The Transporter Classification Database (or TCDB) is an International Union of Biochemistry and Molecular Biology (IUBMB)-approved classification system for membrane transport proteins, including ion channels.

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Tripeptide

A tripeptide is a peptide consisting of three amino acids joined by peptide bonds.

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Tripeptide aminopeptidase

Tripeptide aminopeptidase (tripeptidase, aminotripeptidase, aminoexotripeptidase, lymphopeptidase, imidoendopeptidase, peptidase B, alanine-phenylalanine-proline arylamidase, peptidase T) is an enzyme.

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UniProt

UniProt is a freely accessible database of protein sequence and functional information, many entries being derived from genome sequencing projects.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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Redirects here:

Enzyme Code, Enzyme classification, Enzyme nomenclature.

References

[1] https://en.wikipedia.org/wiki/Enzyme_Commission_number

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