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Literature summary for 4.2.1.1 extracted from

  • Sharma, A.; Bhattacharya, A.; Shrivastava, A.
    Biomimetic CO2 sequestration using purified carbonic anhydrase from indigenous bacterial strains immobilized on biopolymeric materials (2011), Enzyme Microb. Technol., 48, 416-426.
    View publication on PubMed

Protein Variants

Protein Variants Comment Organism
additional information immobilization of purified CA and whole cell on different biopolymer matrices, overview Micrococcus luteus
additional information immobilization of purified CA and whole cell on different biopolymer matrices, overview. The highest enzyme immobilization of 75% is achieved on chitosan-NH4OH beads with maximum increase of 1.08-1.18 fold stability between 35°C and 55°C Micrococcus lylae
additional information immobilization of purified CA and whole cell on different biopolymer matrices, overview. The highest enzyme immobilization of 89% is achieved on chitosan-KOH beads Pseudomonas fragi

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
H2CO3 Micrococcus luteus
-
CO2 + H2O
-
r
H2CO3 Pseudomonas fragi
-
CO2 + H2O
-
r
H2CO3 Micrococcus lylae
-
CO2 + H2O
-
r
H2CO3 Micrococcus luteus 2
-
CO2 + H2O
-
r

Organism

Organism UniProt Comment Textmining
Micrococcus luteus
-
-
-
Micrococcus luteus 2
-
-
-
Micrococcus lylae
-
-
-
Pseudomonas fragi
-
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
activities of purified enzyme immobilized on different matrices, overview Micrococcus luteus
additional information
-
activities of purified enzyme immobilized on different matrices, overview Pseudomonas fragi
additional information
-
activities of purified enzyme immobilized on different matrices, overview Micrococcus lylae
61
-
purified enzyme, pH 8.3, 4°C Micrococcus luteus
66.5
-
purified enzyme, pH 8.3, 4°C Micrococcus lylae
70.6
-
purified enzyme, pH 8.3, 4°C Pseudomonas fragi

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
H2CO3
-
Micrococcus luteus CO2 + H2O
-
r
H2CO3
-
Pseudomonas fragi CO2 + H2O
-
r
H2CO3
-
Micrococcus lylae CO2 + H2O
-
r
H2CO3
-
Micrococcus luteus 2 CO2 + H2O
-
r

Synonyms

Synonyms Comment Organism
carbonic anhydrase
-
Micrococcus luteus
carbonic anhydrase
-
Pseudomonas fragi
carbonic anhydrase
-
Micrococcus lylae

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
4
-
assay at Micrococcus luteus
4
-
assay at Pseudomonas fragi
4
-
assay at Micrococcus lylae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.3
-
assay at Micrococcus luteus
8.3
-
assay at Pseudomonas fragi
8.3
-
assay at Micrococcus lylae