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Merck
CN

R6004

Sigma-Aldrich

Ava II from Anabaena variabilis

buffered aqueous glycerol solution

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About This Item

CAS Number:
EC Number:
MDL number:
UNSPSC Code:
12352204
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grade

Molecular Biology

form

buffered aqueous glycerol solution

concentration

5,000 units/mL

shipped in

wet ice

storage temp.

−20°C

Application

AvaII is a restriction enxyme used in molecular biology applications to cleave the DNA recognition sequence 5′-G/G(A,T)CC-3′, generating fragments with 5′-cohesive ends.

Biochem/physiol Actions

Recognition sequence: 5′-G/G(A,T)CC-3′
Ligation and recutting results: After 2-10-fold Ava II overdigestion of 1 μg λ DNA substrate, results in 100%cutting, >90% of fragments can be ligated, and >95% recut.
Heat inactivation: 65 °C for 15 minutes.

Physical form

Solution in 10 mM Tris-HCl, pH 7.4, 50 mM KCl, 0.1 mM EDTA, 1 mM DTT, 0.2 mg/ml BSA, 50% glycerol (v/v) at 4°C

Other Notes

Comment: Activity of Ava II blocked by overlapping dcm methylation
Supplied with 10x Restriction Endonuclease Buffer SA (B7531).

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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M Nannipieri et al.
Journal of the American Society of Nephrology : JASN, 10(7), 1530-1541 (1999-07-15)
Approximately 30% of diabetic patients develop nephropathy, the appearance of which is partially under genetic control. Atrial natriuretic peptide (ANP) has associated physiologic effects on the kidney. This study was conducted to examine the relationship between a newly identified and
K Murray et al.
The Biochemical journal, 159(2), 317-322 (1976-11-01)
Two endonucleases, AvaI and AvaII, were isolated from Anabaena variabilis on the basis of their ability to make a limited number of breaks at specific points in bacteriophage lambda DNA. Neither enzyme has cofactor requirements beyond Mg2+. Endonuclease AvaI makes
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
Diana Schenkwein et al.
Nucleic acids research, 41(5), e61-e61 (2013-01-01)
Integrating viral vectors are efficient gene transfer tools, but their integration patterns have been associated with genotoxicity and oncogenicity. The recent development of highly specific designer nucleases has enabled target DNA modification and site-specific gene insertion at desired genomic loci.
Gajendradhar R Dwivedi et al.
Nucleic acids research, 41(5), 3274-3288 (2013-01-29)
Helicobacter pylori is a Gram-negative bacterium that colonizes human stomach and causes gastric inflammation. The species is naturally competent and displays remarkable diversity. The presence of a large number of restriction-modification (R-M) systems in this bacterium creates a barrier against

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