Mouse mammary tumor virus Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Pararnavirae phylum Artverviricota class Revtraviricetes order Ortervirales family Retroviridae genus Betaretrovirus species Mouse mammary tumor virus Name Synonyms mouse mammary tumor virus MMT mouse mammary tumor virus MMTV mouse mammary tumor virus MTV mouse mammary tumor virus, MMTV murine mammary tumor provirus MMTV