Characterisitics and gene cloning of phospholipase D of the psychrophile, Shewanella sp.
Biosci Biotechnol Biochem
; 71(10): 2534-42, 2007 Oct.
Article
en En
| MEDLINE
| ID: mdl-17928713
Phospholipase D, with a molecular mass of 64 kDa, was purified from the psychrophile, Shewanella sp. The enzyme showed maximal activity at pH 7.8 and 40 degrees C in the presence of the Ca2+-ion, and its activity at 10 degrees C was 6.5% of maximum. The enzyme exhibited high activity to the non-micelle form of phosphatidylcholine in an aqueous solution containing water miscible alcohols such as methanol, ethanol, iso-propanol, and n-propanol. Nucleotide sequencing of the enzyme gene yielded a deduced amino acid sequence, which showed 36.2% identity to that of Streptomyces chromofuscus phospholipase D alone. The low sequence similarity to other phospholipase D enzymes suggests that the purified enzyme might be a novel phospholipase D.
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Fosfolipasa D
/
Clonación Molecular
/
Shewanella
/
Genes Bacterianos
Idioma:
En
Revista:
Biosci Biotechnol Biochem
Asunto de la revista:
BIOQUIMICA
/
BIOTECNOLOGIA
Año:
2007
Tipo del documento:
Article
País de afiliación:
Japón
Pais de publicación:
Reino Unido