Cite as: Cold Spring Harb. Protoc.; 2006; doi:10.1101/pdb.prot4277
| Protocol |
This protocol was adapted from "Epitope Mapping," Chapter 11, in Using Antibodies by Ed Harlow and David Lane. Cold Spring Harbor Laboratory Press, Cold Spring Harbor, NY, USA, 1999.
| The first 100 words of the full text of this article appear below. |
INTRODUCTION
The simplest way to determine whether two monoclonal antibodies bind to distinct sites on a protein antigen is to carry out a competition assay. The assay can be used with antibodies that bind both conformational and linear epitopes, and it is most useful in the analysis of monoclonal antibody specificity because polyclonal sera typically recognize multiple different epitopes. This simple, ELISA-based protocol examines the ability of two hypothetical, newly derived monoclonal antibodies, XH1 and XH2, to compete with the well-characterized ZO-1 anti-YFP1 antibody for binding to the target antigen YFP1; hypothetical antibody PC10 is used as a control. First, 96-well
MATERIALS
Reagents
Equipment
METHOD
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