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Literature summary extracted from
- Inhibition properties of some flavonoids on carbonic anhydrase I and II isoenzymes purified from human erythrocytes (2017), J. Biochem. Mol. Toxicol., 31, e21930 .
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.2.1.1 | 1-(4-methoxyphenyl)-2-methyl-3-nitro-1-H-indol-6-ol | ID-8; ID-8 | Homo sapiens |  |
| 4.2.1.1 | callistephin | - |
Homo sapiens | |
| 4.2.1.1 | malvin | - |
Homo sapiens | |
| 4.2.1.1 | additional information | isozyme hCA II is inhibited by flavonoids, poor inhibition by pelargonin; isozyme hCA I is inhibited by flavonoids, poor inhibition by pelargonin | Homo sapiens | |
| 4.2.1.1 | oenin | - |
Homo sapiens | |
| 4.2.1.1 | silychristin | - |
Homo sapiens | |
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.2.1.1 | Zn2+ | required, metalloenzyme | Homo sapiens | |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 4.2.1.1 | H2CO3 | Homo sapiens | - |
CO2 + H2O | - |
r | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 4.2.1.1 | Homo sapiens | P00915 | - |
- |
| 4.2.1.1 | Homo sapiens | P00918 | - |
- |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 4.2.1.1 | native isozyme hCA I from human blood erythrocytes by L-tyrosine-sulfanilamide affinity chromatography and elution with 1.0 M NaCl/25 mM Na2HPO4, pH 6.3 | Homo sapiens |
| 4.2.1.1 | native isozyme hCA II from human blood erythrocytes by L-tyrosine-sulfanilamide affinity chromatography and elution with 0.1 M NaCH3COO/0.5 M NaClO4, pH 5.6 | Homo sapiens |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 4.2.1.1 | erythrocyte | - |
Homo sapiens | - |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 4.2.1.1 | H2CO3 | - |
Homo sapiens | CO2 + H2O | - |
r | |
| 4.2.1.1 | additional information | enzyme activity measurements determining CO2-hydratase activity or determining esterase activity with 4-nitrophenyl acetate as substrate | Homo sapiens | ? | - |
? | |
| 4.2.1.1 | additional information | enzyme activity measurements determining CO2-hydratase activity or determining esterase activity with 4-nitrophenylacetate as substrate | Homo sapiens | ? | - |
? | |
Synonyms
| EC Number | Synonyms | Comment | Organism |
|---|---|---|---|
| 4.2.1.1 | CA1 | - |
Homo sapiens |
| 4.2.1.1 | CA2 | - |
Homo sapiens |
| 4.2.1.1 | hCA I | - |
Homo sapiens |
| 4.2.1.1 | HCA II | - |
Homo sapiens |
Temperature Optimum [°C]
| EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|---|
| 4.2.1.1 | 22 | - |
esterase activity assay at room temperature with 4-nitrophenyl acetate as substrate | Homo sapiens |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 4.2.1.1 | 7.4 | - |
esterase activity assay at with 4-nitrophenylacetate as substrate | Homo sapiens |
IC50 Value
| EC Number | IC50 Value | IC50 Value Maximum | Comment | Organism | Inhibitor | Structure |
|---|---|---|---|---|---|---|
| 4.2.1.1 | 0.00035 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | oenin | |
| 4.2.1.1 | 0.0013 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | silychristin | |
| 4.2.1.1 | 0.0187 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | oenin | |
| 4.2.1.1 | 0.0433 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | silychristin | |
| 4.2.1.1 | 0.0462 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | callistephin | |
| 4.2.1.1 | 0.0533 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | 1-(4-methoxyphenyl)-2-methyl-3-nitro-1-H-indol-6-ol | |
| 4.2.1.1 | 0.1155 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | malvin | |
| 4.2.1.1 | 0.231 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | malvin | |
| 4.2.1.1 | 0.3465 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | callistephin | |
| 4.2.1.1 | 0.693 | - |
versus CO2 hydration activity, pH and temperature not specified in the publication | Homo sapiens | 1-(4-methoxyphenyl)-2-methyl-3-nitro-1-H-indol-6-ol | |
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