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Literature summary for 1.14.15.1 extracted from

  • Bell, S.G.; Yang, W.; Dale, A.; Zhou, W.; Wong, L.L.
    Improving the affinity and activity of CYP101D2 for hydrophobic substrates (2013), Appl. Microbiol. Biotechnol., 97, 3979-3990.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression of N-terminally His-tagged wild-type and mutant enzymes in Escherichia coli strain BL21(DE3) Novosphingobium aromaticivorans

Crystallization (Commentary)

Crystallization (Comment) Organism
purified recombinant His-tagged wild-type and mutant enzymes, hanging drop vapour diffusion method, mixing of 0.001 ml of 50 mg/ml protein in crystallisation buffer containing 20 mM Tris, pH 8.0, and 150 mM KCl, with 0.001 ml of reservoir solution containing 0.1 M Tris, pH 8.3, 5% v/v PEG 400, and 1.9 M ammonium sulfate, equilivration against 0.1 ml of reservoir solution, 18°C, X-ray diffraction structure determination and analysis at 2.0 A resolution Novosphingobium aromaticivorans

Protein Variants

Protein Variants Comment Organism
L253V site-directed mutagenesis, the mutant shows 95% reduced activity compared to the wild-type enzyme, crystal structure analysis of mutant enzyme with bound substrate Novosphingobium aromaticivorans
M98F site-directed mutagensis, the mutant shows 85% reduced activity compared to the wild-type enzyme, crystal structure analysis of mutant enzyme with bound substrate Novosphingobium aromaticivorans
additional information substitutions at Tyr96, Met98 and Leu253 in CYP101D2 analogously to closely related CYP101A1 from Pseudomonas putida, reduce both the spin state shift on camphor binding and the camphor oxidation activity Novosphingobium aromaticivorans
Y96A site-directed mutagensis, the mutant shows increased affinity for hydrocarbon substrates including adamantane, cyclooctane, hexane and 2-methylpentane, the monooxygenase activity of the mutant towards alkane substrates is enhanced compared to the wild-type enzyme, crystal structure analysis of mutant enzyme with bound substrate Novosphingobium aromaticivorans

Metals/Ions

Metals/Ions Comment Organism Structure
Fe2+ heme and cytochrome P450 containing enzyme Novosphingobium aromaticivorans

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
(+)-camphor + reduced ferredoxin + O2 Novosphingobium aromaticivorans
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(+)-exo-5-hydroxycamphor + oxidized ferredoxin + H2O
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?

Organism

Organism UniProt Comment Textmining
Novosphingobium aromaticivorans Q2G8A2
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-

Purification (Commentary)

Purification (Comment) Organism
recombinant N--terminally His-tagged wild-type and mutant enzymes from Escherichia coli strain BL21(DE3) Novosphingobium aromaticivorans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(+)-camphor + reduced ferredoxin + O2
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Novosphingobium aromaticivorans (+)-exo-5-hydroxycamphor + oxidized ferredoxin + H2O
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?
(+)-camphor + reduced ferredoxin + O2
-
Novosphingobium aromaticivorans (+)-exo-5-hydroxycamphor + oxidized ferredoxin + H2O 99% 5-exo-hydroxycamphor by wild-type enzyme and 92% by Y96A mutant ?
3 2-methylpentane + 3 reduced ferreredoxin + O2
-
Novosphingobium aromaticivorans 2-methyl-pentan-2-ol + 2-methyl-pentan-3-ol + 2-methyl-pentan-4-ol + 3 oxidized ferredoxin 52.5% 2-methyl-pentan-2-ol + 13% 2-methyl-pentan-3-ol, and 3% 2-methyl-pentan-4-ol for the wild-type enzyme, 5% + 12% + 30% for the mutant Y96A ?
adamantane + reduced ferreredoxin + O2
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Novosphingobium aromaticivorans 1-adamantol + 2-adamantol + oxidized ferredoxin + H2O 98% 1-adamantol + 2% 2-adamantol for the wild-type enzyme, 97% + 3% for the mutant Y96A ?
cyclooctane + reduced ferreredoxin + O2
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Novosphingobium aromaticivorans cyclooctanol + cyclooctanone + oxidized ferredoxin + H2O 99% cyclooctanol + 1% cyclooctanone for the wild-type enzyme, 97% + 3% for the mutant Y96A ?
hexane + reduced ferreredoxin + O2
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Novosphingobium aromaticivorans hexan-2-ol + hexan-3-ol + oxidized ferredoxin + H2O 56% hexan-2-ol + 44% hexan-3-ol for the wild-type enzyme and mutant Y96A ?
additional information substrate binding and activity data for wild-type CYP101D2 and variants with different substrates, gas chromatography analysis of products, overview Novosphingobium aromaticivorans ?
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?

Synonyms

Synonyms Comment Organism
CYP101D2
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Novosphingobium aromaticivorans

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Novosphingobium aromaticivorans

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.4
-
assay at Novosphingobium aromaticivorans

Cofactor

Cofactor Comment Organism Structure
cytochrome P450 CYP101D2 is a cytochrome P450 monooxygenase Novosphingobium aromaticivorans
Ferredoxin [2Fe-2S] ferredoxin Novosphingobium aromaticivorans
heme heme-dependent monooxygenase Novosphingobium aromaticivorans

General Information

General Information Comment Organism
additional information role of Tyr96 in substrate binding Novosphingobium aromaticivorans