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Key Documents

C3921

Sigma-Aldrich

Creatinase from Pseudomonas sp.

recombinant, expressed in E. coli, lyophilized powder, 10-15 units/mg protein

Synonym(s):

Creatine Amidinohydrolase

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About This Item

CAS Number:
Enzyme Commission number:
EC Number:
MDL number:
UNSPSC Code:
12352204
NACRES:
NA.54

recombinant

expressed in E. coli

Quality Level

form

lyophilized powder

specific activity

10-15 units/mg protein

mol wt

45 kDa

composition

Protein, ~70% biuret

storage temp.

2-8°C

Application

Creatine amidinohydrolase is a clinically important enzyme used in the determination of creatinine in blood and urine.

Biochem/physiol Actions

Creatinase is a homodimer with subunit molecular weights of approximately 45 kDa. It catalyzes the hydrolysis of creatine, in the presence of H2O, to form urea and sarcosine.

Unit Definition

One unit will hydrolyze 1.0 μmole of creatine to urea and sarcosine per min at pH 7.5 at 37 °C.

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Resp. Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Selective embolization in the management of arteriovenous fistula after renal allograft biopsy preserves renal allograft function.
Galip Guz et al.
International urology and nephrology, 37(1), 207-208 (2005-09-01)
M-L Lee
Pediatric cardiology, 26(6), 792-796 (2005-08-06)
I report on a 3-month-old infant with pulmonary atresia-intact ventricular septum and ventriculocoronary communication (VCC) who underwent percutaneous radiofrequency valvulotomy and valvuloplasty (RFVV). The patient's cardiac troponin-I, creatine kinase (CK), and myocardial fraction of (CK-MB) were elevated before RFVV and
Ashutosh Tiwari et al.
International journal of biological macromolecules, 44(5), 408-412 (2009-05-12)
A matrix made up of chitosan-SiO(2)-multiwall carbon nanotubes (CHIT-SiO(2)-MWCNTs) nanocomposite was fabricated to investigate the immobilization of creatine amidinohydrolase (CAH). CAH enzyme was covalently immobilized with the CHIT-SiO(2)-MWCNTs matrix using glutaraldehyde as a linker. The resulting CAH/CHIT-SiO(2)-MWCNTs biomatrix was characterized
Jill A O'Loughlin et al.
ASAIO journal (American Society for Artificial Internal Organs : 1992), 50(3), 253-260 (2004-06-03)
An alginate microcapsule was developed that contains three enzymes (urease, uricase, and creatininase) capable of effectively degrading urea, uric acid, and creatinine, which are elevated to pathologic levels in patients with kidney failure. The capsules were evaluated in vitro and
Catherine Trumel et al.
Veterinary clinical pathology, 33(3), 128-132 (2004-08-31)
Urine creatinine concentration often is used in ratios such as urine protein:creatinine to compensate for dilution or concentration of spot urine samples. The purpose of this study was to compare the accuracy of different techniques of urine creatinine measurement currently

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