Evaluate the level of cell surface exposure of FHbp on 20 different strains. Notes: All samples were initially incubated with a monoclonal antibody agains FHbp protein (Jar4) and incubated with the
aTIGR.org. b:2-aminobenzoyl-LPXTG motif-diaminoprpionic acid was incubated with purified sortase and cleavage is measured by fluorescence. c:in vivo anchoring of native, GamR, or GFP or histidine fusi