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Literature summary for 4.2.1.1 extracted from

  • Maffia, M.; Rizzello, A.; Acierno, R.; Rollo, M.; Chiloiro, R.; Storelli, C.
    Carbonic anhydrase activity in tissues of the icefish Chionodraco hamatus and of the red-blooded teleosts Trematomus bernacchii and Anguilla anguilla (2001), J. Exp. Biol., 204, 3983-3992.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
acetazolamide
-
Anguilla anguilla
acetazolamide noncompetitive reversible inhibitor Chionodraco hamatus
acetazolamide
-
Trematomus bernacchii
sulfanilamide
-
Anguilla anguilla
sulfanilamide noncompetitive reversible inhibitor Chionodraco hamatus
sulfanilamide
-
Trematomus bernacchii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
10.41
-
CO2 pH 8.5, 0°C Chionodraco hamatus
11.04
-
CO2 pH 8.5, 0°C Trematomus bernacchii
21.72
-
CO2 pH 8.5, 0°C Anguilla anguilla

Localization

Localization Comment Organism GeneOntology No. Textmining
cytosol
-
Anguilla anguilla 5829
-
cytosol
-
Chionodraco hamatus 5829
-
cytosol
-
Trematomus bernacchii 5829
-

Metals/Ions

Metals/Ions Comment Organism Structure
Zn2+
-
Anguilla anguilla
Zn2+
-
Chionodraco hamatus
Zn2+
-
Trematomus bernacchii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
28900
-
SDS-PAGE Chionodraco hamatus
29900
-
SDS-PAGE Trematomus bernacchii
31200
-
SDS-PAGE Anguilla anguilla

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
H2CO3 Anguilla anguilla
-
CO2 + H2O
-
r
H2CO3 Chionodraco hamatus
-
CO2 + H2O
-
r
H2CO3 Trematomus bernacchii
-
CO2 + H2O
-
r

Organism

Organism UniProt Comment Textmining
Anguilla anguilla
-
red-blooded teleost
-
Chionodraco hamatus
-
icefish, haemoglobinloss teleost
-
Trematomus bernacchii
-
red-blooded teleost
-

Purification (Commentary)

Purification (Comment) Organism
-
Anguilla anguilla
-
Chionodraco hamatus
-
Trematomus bernacchii

Source Tissue

Source Tissue Comment Organism Textmining
blood
-
Anguilla anguilla
-
blood
-
Trematomus bernacchii
-
gill
-
Anguilla anguilla
-
gill
-
Chionodraco hamatus
-
gill
-
Trematomus bernacchii
-
intestine
-
Anguilla anguilla
-
intestine
-
Chionodraco hamatus
-
intestine
-
Trematomus bernacchii
-
kidney
-
Anguilla anguilla
-
kidney
-
Chionodraco hamatus
-
kidney
-
Trematomus bernacchii
-
additional information no CA activity in blood Chionodraco hamatus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
7313
-
-
Anguilla anguilla
25780
-
-
Trematomus bernacchii
52410
-
-
Chionodraco hamatus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2CO3
-
Anguilla anguilla CO2 + H2O
-
r
H2CO3
-
Chionodraco hamatus CO2 + H2O
-
r
H2CO3
-
Trematomus bernacchii CO2 + H2O
-
r

Synonyms

Synonyms Comment Organism
CA
-
Anguilla anguilla
CA
-
Chionodraco hamatus
CA
-
Trematomus bernacchii
carbonic anhydrase
-
Anguilla anguilla
carbonic anhydrase
-
Chionodraco hamatus
carbonic anhydrase
-
Trematomus bernacchii

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
stable up to Chionodraco hamatus
30
-
stable up to Trematomus bernacchii
40
-
stable up to Anguilla anguilla

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
25000
-
CO2 pH 8.5, 0°C Anguilla anguilla
55000
-
CO2 pH 8.5, 0°C Trematomus bernacchii
66670
-
CO2 pH 8.5, 0°C Chionodraco hamatus
66700
-
CO2 pH 8.5, 0°C Chionodraco hamatus

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0000003
-
acetazolamide pH 8.5, 0°C Chionodraco hamatus
0.00000035
-
acetazolamide pH 8.5, 0°C Trematomus bernacchii
0.00000081
-
acetazolamide pH 8.5, 0°C Anguilla anguilla
0.0004
-
sulfanilamide pH 8.5, 0°C Chionodraco hamatus
0.0016
-
sulfanilamide pH 8.5, 0°C Trematomus bernacchii
0.0017
-
sulfanilamide pH 8.5, 0°C Anguilla anguilla