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Literature summary for 4.2.1.149 extracted from

  • Engemann, C.; Elssner, T.; Kleber, H.P.
    Biotransformation of crotonobetaine to L(-)-carnitine in Proteus sp. (2001), Arch. Microbiol., 175, 353-359.
    View publication on PubMed

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
43600
-
2 * 43600, SDS-PAGE Proteus sp.
84200
-
gel filtration Proteus sp.
91100
-
calculated from amino acid sequence Proteus sp.

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-carnitinyl-CoA Proteus sp.
-
(E)-4-(trimethylammonio)but-2-enoyl-CoA + H2O
-
?

Organism

Organism UniProt Comment Textmining
Proteus sp.
-
-
-

Purification (Commentary)

Purification (Comment) Organism
ammonium sulfate precipitation, phenyl-Sepharose column chromatography, Resource Q column chromatography, and Superose 12HR gel filtration Proteus sp.

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3
-
cell free extract, in 10 mM sodium phosphate buffer (pH 7.8), at 37°C Proteus sp.
450
-
after 150fold purification, in 10 mM sodium phosphate buffer (pH 7.8), at 37°C Proteus sp.

Storage Stability

Storage Stability Organism
0 or 20°C, purified enzyme in 50 mM sodium phosphate buffer containing 150 mM NaCl, 48 h, complete loss of activity Proteus sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-carnitinyl-CoA
-
Proteus sp. (E)-4-(trimethylammonio)but-2-enoyl-CoA + H2O
-
?

Subunits

Subunits Comment Organism
homodimer 2 * 43600, SDS-PAGE Proteus sp.

Synonyms

Synonyms Comment Organism
CaiD
-
Proteus sp.

pI Value

Organism Comment pI Value Maximum pI Value
Proteus sp. calculated from amino acid sequence
-
5