has role protective antigen role protective antigen Kbeta protein Allen Xiang Oliver He Two large fragments of PfKbeta representing the N- and C-terminal halves were expressed in E. coli. The recombinant proteins were highly immunogenic in mice, and also found to be the target for immune response in natural infections of Plasmodium spp. Immunization with recombinant PfKbeta fragments was partially protective against a heterologous challenge infection in mice [PubMed: 15987343]. Protegen ID: 649; NCBI Gene GI: 813054; NCBI Protein GI: 124506397; NCBI Protein Accession: XP_001351796; NCBITaxon: 36329 Plasmodium falciparum protein