Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for... – Hydrolase
Reissue Patent
2006-10-17
2006-10-17
Slobodyansky, Elizabeth (Department: 1652)
Chemistry: molecular biology and microbiology
Enzyme , proenzyme; compositions thereof; process for...
Hydrolase
C435S018000, C435S091200, C435S192000, C435S252300, C435S252330, C435S320100, C435S440000, C435S441000, C435S446000, C435S829000, C536S023200
Reissue Patent
active
RE039352
ABSTRACT:
A creatine amidinohydrolase having the following physicochemical properties:Action: catalyzing the following reaction;creatine+H2O→sarcosine+ureaOptimum temperature: about 40-50° C.Optimum pH: pH about 8.0-9.0Heat stability: not more than 50° C. (pH 7.5, 30 min)Km value for creatine in a coupling assay using a sarcosine oxidase and a peroxidase: about 3.5-10.00 mMMolecular weight: about 43,000 (SDS-PAGE)Isoelectric point:delete-start id="DEL-S-00001" date="20061017" ?3.5delete-end id="DEL-S-00001" ?insert-start id="INS-S-00001" date="20061017" ?4.5insert-end id="INS-S-00001" ?,a method for producing said enzyme, comprising culture of microorganism producing said enzyme, a method for the determination of creatine or creatinine in a sample using said enzyme, and a reagent therefor.
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Hattori Takashi
Kawamura Yoshihisa
Nishiya Yoshiaki
Sogabe Atsushi
Leydig , Voit & Mayer, Ltd.
Slobodyansky Elizabeth
Toyo Boseki Kabushiki Kaisha
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