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H2519

Heparinase I from Flavobacterium heparinum

Lyophilized powder stabilized with approx. 25% bovine serum albumin, ≥200 units/mg protein (enzyme + BSA)

Synonym(s):

Heparin lyase I, Heparinase

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50 UNITS

$410.00

100 UNITS

$737.00

250 UNITS

$1,570.00

$410.00


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About This Item

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

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Product Name

Heparinase I from Flavobacterium heparinum, Lyophilized powder stabilized with approx. 25% bovine serum albumin, ≥200 units/mg protein (enzyme + BSA)

conjugate

conjugate (Glucosaminoglycan)

form

lyophilized solid

specific activity

≥200 units/mg protein (enzyme + BSA)

mol wt

42.8 kDa

application(s)

diagnostic assay manufacturing

storage temp.

−20°C

Quality Level

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1 of 4

This Item
H8891H6512H3917
specific activity

≥200 units/mg protein (enzyme + BSA)

specific activity

≥30 units/mg protein (enzyme + BSA)

specific activity

≥100 units/mg protein (enzyme + BSA)

specific activity

≥200 units/mg protein

form

lyophilized solid

form

lyophilized powder

form

lyophilized powder

form

lyophilized powder

application(s)

diagnostic assay manufacturing

application(s)

diagnostic assay manufacturing

application(s)

-

application(s)

-

mol wt

42.8 kDa

mol wt

70.8 kDa

mol wt

84.1 kDa

mol wt

-

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

Application

Heparinase I from Flavobacterium heparinum has been used:
  • in the digestion of plasma samples[1][2]
  • to study the effect of medium, washing and sonication on the infectivity of Chlamydia pneumonia[3]
  • in enzymatic removal of heparan sulfate from the surface of human rhabdomyosarcoma cells[4]

Biochem/physiol Actions

Heparinase I from Flavobacterium heparinum acts by cleaving the α-glycoside linkage at AT III binding site in heparin.[5] This results in small oligosaccharide fragments[6] . Heparinase I neutralizes the protein′s action of anticoagulation. Heparinase I possesses a half-life of 15-18 minutes.[6]

Other Notes

One unit (Sigma unit) will form 0.1 μmole of unsaturated uronic acid per hr at pH 7.5 at 25 °C. One International Unit (I.U.) is equivalent to approx. 600 Sigma units.

pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

Resp. Sens. 1

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Methodological aspects affecting the infectivity of Chlamydia pneumoniae in cell cultures in vitro
Yan Y, et al.
Journal of Microbiological Methods, 61(1), 127-130 (2005)
Wataru Hashimoto et al.
Biochemistry, 53(4), 777-786 (2014-01-21)
Pedobacter heparinus (formerly known as Flavobacterium heparinum) is a typical glycosaminoglycan-degrading bacterium that produces three heparin lyases, Hep I, Hep II, and Hep III, which act on heparins with 1,4-glycoside bonds between uronate and amino sugar residues. Being different from
HeparinHeparin - A Century of Progress, 273-273 (2012)
Cardiopulmonary Bypass: Principles and Practice, 509-509 (2008)
Avery Davis Bell et al.
Nature, 583(7815), 259-264 (2020-06-05)
Meiosis, although essential for reproduction, is also variable and error-prone: rates of chromosome crossover vary among gametes, between the sexes, and among humans of the same sex, and chromosome missegregation leads to abnormal chromosome numbers (aneuploidy)1-8. To study diverse meiotic

Articles

Glycosaminoglycans are large linear polysaccharides constructed of repeating disaccharide units.

Uncover more about glycosaminoglycans and proteoglycans including the structure of glycosaminoglycans (GAGs), the different types of GAGs, and their functions.

Questions

  1. How to reconstitute and how to save after reconstituting?

    1 answer
    1. This product may be reconstituted at 1 mg/mL in Tris-HCl, pH 7.5, containing 50 mM NaCl, 4 mM CaCl2, and 0.01% BSA. The solutio is stable for at least one week at -20 °C or 3 months at ­70 °C. Please see the link below to review the product datasheet:
      https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/documents/215/379/h2519pis-ms.pdf

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