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Merck
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Key Documents

U7128

Sigma-Aldrich

Uricase from Arthrobacter globiformis

lyophilized powder, 15-30 units/mg protein (biuret)

동의어(들):

Urate oxidase, Urate:O2 oxidoreductase

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About This Item

CAS Number:
효소 위원회 번호:
EC Number:
MDL number:
UNSPSC 코드:
12352204
PubChem Substance ID:
NACRES:
NA.54

형태

lyophilized powder

Quality Level

특이 활성도

15-30 units/mg protein (biuret)

분자량

tetramer ~32 kDa

저장 온도

−20°C

InChI

1S/C18H23N4O14P.H3N/c23-5-7-14(13(28)16(34-7)22-4-2-10(25)20-18(22)30)36-37(31,32)33-6-8-11(26)12(27)15(35-8)21-3-1-9(24)19-17(21)29;/h1-4,7-8,11-16,23,26-28H,5-6H2,(H,31,32)(H,19,24,29)(H,20,25,30);1H3

InChI key

VPXDHZMLJOJKOX-UHFFFAOYSA-N

애플리케이션

Uricase from Arthrobacter globiformis has been used for coating the electrodes in - biosensor fabrication for the detection of uric acid in urine samples. It has also been used for analysing the effect of Zn, Cu, Mg, and Mn ions on uricase.

생화학적/생리학적 작용

Arthrobacter globiformis is a major producer of uricase or urate oxidase in the poultry manure and litter. Uricase hydrolyzes uric acid and causes ammonia volatilization in poultry manure. In the majority of mammals, uricase converts uric acid to allantoin, a soluble excretion product. Humans lack uricase due to its loss during the evolution of hominids. This increases the risk of humans towards gout, kidney stone, hypertension and diabetes due to increased circulating levels of uric acid.
Molecular weight: 4 × ~32 KDa (tetramer)
Isoelectric point: is 4.64
KM value (uric acid as substrate): ~ 0.01 mM
The optimum pH for activity: 8.5-9.5
The optimum pH for stability: 6.0-9.5
Zn and Cu were shown to inhibit the activity of uricase.

단위 정의

One unit will convert 1.0 μmole of uric acid to allantoin per min at pH 9.0 at 25 °C.

픽토그램

Health hazard

신호어

Danger

유해 및 위험 성명서

예방조치 성명서

Hazard Classifications

Resp. Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


시험 성적서(COA)

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문서 라이브러리 방문

Uric acid: a danger signal from the RNA world that may have a role in the epidemic of obesity, metabolic syndrome, and cardiorenal disease: evolutionary considerations.
Seminars in Nephrology, 31(5), 394-399 (2011)
W K Kim et al.
Poultry science, 82(2), 223-231 (2003-03-07)
Inhibition of microbial uricase in poultry manure is critical to reduce NH3 volatilization, because hydrolysis of uric acid by microbial uricase is the first step in the production of NH3 gas in poultry manure. Three experiments were conducted to evaluate
Development of a sandwich format, amperometric screen-printed uric acid biosensor for urine analysis.
Kanyong P, et al.
Analytical biochemistry, 428(1), 39-43 (2012)
Uric acid and evolution.
Bonifacio AL and Jesus MV
Rheumatology (Basel), 49(11), 2010-2015 (2010)
Effect of minerals on activity of microbial uricase to reduce ammonia volatilization in poultry manure.
Kim WK and Patterson PH
Poultry Science, 82(2), 223-231 (2003)

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