Amino Acid Sequence Animals Bacteria (microorganisms) Bacterial Proteins Biopolymers Brucella Chimeric protein Circular Dichroism Decamer Gene Expression Genetic Vectors INMUNOQUÍMICA Immunogenicity Mice Mice, Inbred BALB C Models, Molecular Molecular Sequence Data Multienzyme Complexes Multiple display of peptides Peptide Library Polyvalent chimeras Protein Engineering Protein Folding Recombinant Fusion Proteins Stability article bacterial enzyme bacterial protein chimera chimeric protein