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Merck
CN

R4503

Sigma-Aldrich

Sma I from Serratia marcescens Sb

Restriction Enzyme

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About This Item

CAS号:
EC 号:
MDL编号:
UNSPSC代码:
12352204

等级

for molecular biology

表单

buffered aqueous glycerol solution

浓度

10,000 units/mL

运输

wet ice

储存温度

−20°C

特异性

Recognition sequence: 5′-CCC/GGG-3′
Cutting results: a 2-10-fold Sma I overdigestion of 1 μg λ DNA substrate results in 100% cutting
Heat inactivation: 65 °C for 15 minutes.

应用

SmaI is a restriction endonuclease used to cut DNA at the recognition sequence 5′-CCC/GGG-3′, generating DNA fragments with blunt termini.

其他说明

Supplied with 10x Restriction Enzyme Buffer SA (B7531).
Comment: Half-life of Sma I at 37 °C is approximately 15 minutes.

联系

Isoschizomer: Xma I. Unlike Xma I, Sma I produces blunt-ended fragments.

单位定义

One unit is the enzyme activity that completely cleaves 1 mg of λDNA in 1 hr. at 25 °C in a total volume of 25 ml of 1x digestion buffer SA forrestriction enzymes.

外形

Solution in 10 mM potassium phosphate, pH 7.0, 1 mM EDTA, 300 mM NaCl, 5 mM dithiothreitol, 50% glycerol (v/v) , 0.02% polydocanol (v/v), at 4 °C

储存分类代码

12 - Non Combustible Liquids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Leila C Campos et al.
Diagnostic microbiology and infectious disease, 65(2), 112-115 (2009-08-28)
The newly described Streptococcus pneumoniae serotype 6C accounted for 2.3% (16/709) of meningitis cases and 3.2% (3/95) of nasopharyngeal isolates from healthy individuals in Brazil. The strains were multidrug resistant (18.8%) and genetically diverse. Despite low serotype 6C prevalence, continuous
D Savoia et al.
The Journal of antimicrobial chemotherapy, 45(1), 41-47 (2000-01-11)
Two hundred and twenty one Streptococcus pyogenes isolates collected from throat swabs of untreated children with uncomplicated pharyngotonsillitis living in two centres situated in the north of Italy were tested to evaluate their macrolide resistance phenotype. Isolates were also typed
Two restriction-like enzymes from Xanthomonas malvacearum.
S A Endow et al.
Journal of molecular biology, 112(3), 521-529 (1977-05-25)
C Kessler et al.
Gene, 92(1-2), 1-248 (1990-08-16)
The properties and sources of all known class-I, class-II and class-III restriction endonucleases (ENases) and DNA modification methyltransferases (MTases) are listed and newly subclassified according to their sequence specificity. In addition, the enzymes are distinguished in a novel manner according
TALENs and ZFNs are associated with different mutation signatures.
Yongsub Kim et al.
Nature methods, 10(3), 185-185 (2013-02-12)

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