The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 14, 2014

Filed:

Aug. 22, 2011
Applicants:

Richard Brown, East Falmouth, MA (US);

Burleigh Hutchins, West Brookfield, MA (US);

Ernesto Freire, Baltimore, MD (US);

Inventors:

Richard Brown, East Falmouth, MA (US);

Burleigh Hutchins, West Brookfield, MA (US);

Ernesto Freire, Baltimore, MD (US);

Assignee:

AVIA Biosystems, LLC, East Falmouth, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/566 (2006.01); G01N 35/10 (2006.01); G01N 33/68 (2006.01);
U.S. Cl.
CPC ...
G01N 33/6803 (2013.01); G01N 35/1065 (2013.01); G01N 35/1072 (2013.01);
Abstract

A system and method for determining the dissociation constant for a particular ligand is disclosed. In accordance with certain embodiments, the method creates a chemical denaturation curve of a protein in the absence of the ligand. A particular point is selected from this curve, such as the point at which 90% of the protein is unfolded. The molarity of chemical denaturant is determined for this selected point. A one point test is then performed for the protein with a predetermined concentration of the particular ligand. The fraction of protein which is unfolded at this point is then used to determine the dissociation constant for the ligand. This constant is used to quickly determine whether a particular ligard is well suited to be considered a potential drug candidate against that protein target.


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