Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for... – Hydrolase
Reexamination Certificate
2006-01-03
2006-01-03
Lankford, Jr., Leon B. (Department: 1651)
Chemistry: molecular biology and microbiology
Enzyme , proenzyme; compositions thereof; process for...
Hydrolase
C435S195000, C435S196000, C435S183000, C435S814000, C800S320000
Reexamination Certificate
active
06982158
ABSTRACT:
A process for purifying a phosphodiesterase 1 (PDE-1) from a cell including heating an extract of a cell formed from a solution including at least one divalent cation, to increase the specific activity of PDE-1 in the extract.
REFERENCES:
patent: 3516907 (1970-06-01), Holle et al.
patent: 5879916 (1999-03-01), De-Eknamkul et al.
Harvey et al, 1967, Biochemistry, vol. 6, No. 12, pp. 3689-3694.
Hsin et al, 1998, Blood, vol. 92, No. 9, pp 3268-3276.
IUBMB Enzyme Nomenclature, “EC 3.1.4.1” accessed Aug. 12, 2004 www.chem.qmul.ac.uk.iumbm/enzyme/EC3/1/4/1.html.
Chae, H.J., et al., “Utilization of Brewer's Yeast Cells for the Production of Food-Grade Yeast Extract. Part 1: Effects of different enzymatic treatments on solid and protein recovery and flavour characteristics”, Bioresource Technology 76(3):253-258, 2000.
Kozma, P., et al., “Purification and Properties of a Phosphodiesterase and Nucleotide Pyrophosphatase From Root Callus Tissues of Vine Shoots”, Acta Agronomica Academiae Scientiarum Hungaricae 28(3-4):281-294, 1979.
La Marra-Phillips, A., “A Study of Phosphodiesterase in the fission yeast Schizosaccharomyces Pombe”, UMI, Order No. DA9818617, From: Diss Abstr. Int., B 58(12):6377, 1998.
Nakabayashi, T., et al., “Phosphodiesterase I in Cultured Cells ofMentha Arvensis”, Phytochemistry 39(5):1013-1016, 1995.
Sander, M., et al., “Partial Purification of Pdel fromSaccharomyces cerevisiae: Enzymatic Redundancy for the Repair of 3′-Terminal DNA Lesions and Abasic Sites of Yeast”, Biochemistry 36(20):6100-6106, 1997.
Ueda, N., et al., “Marked Activation of theN-acylphosphatidylethanolamine-hydrolyzing phosphodiesterase by divalent cations”, Biochimica et Biophysica Acta 1532(1-2):121-127, 2001.
Vogel, A., et al.,ElaCEncodes a Novel Binuclear Zinc Phosphodiesterase, Journal of Biological Chemistry 277(32), 29078-29085, 2002.
Washburn, K.B., et al., “Comparison of Mechanical Agitation and Calcium Shock Methods for Preparation of a Membrane Fraction Enriched in Olfatory Cilia”, Chemical Senses 27(7):635-642, Sep. 2002.
Wold, W.S.M., et al., “Demonstration inAspergillus nigerof adenyl cyclase, a cyclic adenosine 3′, 5′-monophosphate-binding protein, and studies on intracellular and extracellular phosphodiesterases” Canadian Journal of Microbiology, 20(11):1567-1576, 1974.
Yu, J., et al., “Identification and Characterisation of a Human Calmodulin-Stimulated Phosphodiesterase PDE1B1”, Cellular Signalling 9(7):519-529, Nov. 1997.
Christensen O'Connor Johnson & Kindness PLLC
Ford Allison M.
Lankford , Jr. Leon B.
Protech Research Pty Ltd
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