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Literature summary for 2.5.1.63 extracted from

  • Dong, C.; Huang, F.; Deng, H.; Schaffrath, C.; Spencer, J.B.; O'Hagan, D.; Naismith, J.H.
    Crystal structure and mechanism of a bacterial fluorinating enzyme (2004), Nature, 427, 561-565.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
gene flA, DNA sequence determination and analysis, overexpression of His-tagged enzyme in Escherichia coli strain BL21(DE3) and in strain B834(DE3), the latter results in the selenomethionine labeled enzyme Streptomyces cattleya

Crystallization (Commentary)

Crystallization (Comment) Organism
purified recombinant wild-type and selenomethionine labelled enzyme with bound S-adenosyl-L-methionine, X-ray diffraction structure determination and analysis at 1.9 A resolution, structure modelling of monomers a and b Streptomyces cattleya

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
34402
-
6 * 34402, (alpha,beta)3, recombinant enzyme, ESI-MS mass spectrometry Streptomyces cattleya

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
S-adenosyl-L-methionine + fluoride Streptomyces cattleya
-
5'-deoxy-5'-fluoroadenosine + L-methionine
-
?

Organism

Organism UniProt Comment Textmining
Streptomyces cattleya
-
gene flA
-

Purification (Commentary)

Purification (Comment) Organism
recombinant His-tagged enzyme from Escherichia coli by nickel affinity chromatography and gel filtration Streptomyces cattleya

Reaction

Reaction Comment Organism Reaction ID
S-adenosyl-L-methionine + fluoride = 5'-deoxy-5'-fluoroadenosine + L-methionine substrate binding structure involving F156, S158, Y177, and T80, nucleophilic substitution reaction mechanism Streptomyces cattleya

Source Tissue

Source Tissue Comment Organism Textmining
culture condition:fluoride-grown cell
-
Streptomyces cattleya
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S-adenosyl-L-methionine + fluoride
-
Streptomyces cattleya 5'-deoxy-5'-fluoroadenosine + L-methionine
-
?
S-adenosyl-L-methionine + fluoride highly specific for S-adenosyl-L-methionine, which is tightly bound to the enzyme at the interface between C-terminal domain of one monomer and the N-terminal domain of the neighbouring monomer Streptomyces cattleya 5'-deoxy-5'-fluoroadenosine + L-methionine
-
?

Subunits

Subunits Comment Organism
hexamer 6 * 34402, (alpha,beta)3, recombinant enzyme, ESI-MS mass spectrometry Streptomyces cattleya
More the N-terminal domain has a central seven-stranded beta-sheet, which combines parallel and antiparallel strands sandwiched between alpha-helices, the C-terminal domain is composed of a five- and a four-stranded antiparallel beta-sheet Streptomyces cattleya

Synonyms

Synonyms Comment Organism
5'-deoxy-5'-fluoroadenosine synthase
-
Streptomyces cattleya
5'-FDAS
-
Streptomyces cattleya
fluorination enzyme
-
Streptomyces cattleya

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Streptomyces cattleya

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.0012
-
fluoride
-
Streptomyces cattleya
0.074
-
S-adenosyl-L-methionine
-
Streptomyces cattleya
2
-
fluoride
-
Streptomyces cattleya

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.9
-
assay at Streptomyces cattleya