It has also been established that when comparing two 16S rRNA, a similarity equal to or less than 94.5%, 86.5%, 82.0%, 78.5% and 75% distinguishes genus, family, order, class, and phylum, respectively .
Además, se ha establecido que una similitud entre dos ARNr 16S igual o menor que el 94.5%, 86.5%, 82.0%, 78.5% ó 75.0% establece la distinción de género, familia, orden, clase y filo, respectivamente .