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Safety Information

SRE0116

Sigma-Aldrich

Salt Active Nuclease (SAN)

recombinant, expressed in Pichia pastoris, Triton-free

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Synonym(s):
endonuclease, recombinant nuclease, salt active endonuclease, salt tolerant nuclease
UNSPSC Code:
12352200
NACRES:
NA.77

recombinant

expressed in Pichia pastoris

Quality Level

composition

Triton-free

packaging

pkg of 25 kU

shipped in

dry ice

storage temp.

−20°C

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General description

This Salt Active Nuclease (SAN) has been developed to offer the optimal solution for removal of nucleic acids at the near-physiological conditions used in many bioprocessing and biomanufacturing workflows. This novel, nonspecific endonuclease is active over a broad pH range and displays optimum activity at salt concentrations around 175 mM. It is recombinantly expressed in Pichia pastoris.

Application

  • Can be used directly in cell medium or harvested supernatant without buffer adjustments
  • Ideal for DNA removal directly in mammalian cell media

Features and Benefits

  • Active at physiological conditions
  • Endotoxin tested Animal origin free without buffer adjustments.

Unit Definition

One unit is defined as the amount of enzyme that causes a ΔA260 = 1.0 in 30 minutes at 37 °C in 25 mM Tris-HCl pH 7.6 (@25 °C), 2.5 mM MgCl2, 150 mM NaCl, and 50 μg/ml calf thymus DNA. 25 mM Tris-HCl pH 7.6 (@25 °C), 2.5 mM MgCl2, 150 mM NaCl, and 50 μg/ml calf thymus DNA

Reconstitution

In solution

Other Notes

  • Temperature: 25 – 50 °C
  • Salt concentration (NaCl): 50 – 400 mM, optimal: 125 – 250 mM
  • Mg2+: > 0.5 mM is required for activity, optimal: 4 - 15 mM
  • pH: 6.5 – 9.5, optimal: 7.2 - 8.7
  • Not recommended to use in presence of EDTA or urea.

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

常规特殊物品

Certificates of Analysis (COA)

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