... gelatinase [23], and contributes to infection in various animal models [15,24] The distinct MLST profile and the wide range of phenotypic and genotypic analyses of OG1RF, including many molecular genetic ... the low level of homology shared between them may be the result of antigenic variation More analyses are required for a better understanding of the number, frequency and function of these WxL ... S.mutans comYC comYB ytxK comYD acKA comYF Figure The OG1RF competence operon and its similarity with the competence operon of S mutans The OG1RF competence operon and its similarity with the...