Antibodies 101: Fab Fragments
Type
Blog Post
Published
Sept. 5, 2024, 1:15 p.m.
...from another portion. For example, Fab fragments are molecules composed of just the Fab portion of the antibody...between the target and reporter. They have fewer non-specific binding opportunities due to the lack of an...region is the “tail” of the antibody and comprises portions of the constant regions of the two heavy chains...
Figure 1: IgG antibody structure with important features labeled. V = Variable domain. L = Light...used in vivo.
Of course, the lack of an Fc portion means that most of the common anti-IgG secondary...it either needs to be directly conjugated to a reporter or you need a light-chain specific conjugated ...fairly easy to find these in a Fab fragment format. Reporter-conjugated anti-IgG Fab fragments make good secondaries...