Based on the virus genome sequence there are two clades/variants of the Orthopoxvirus monkeypox recognised; Clade I and Clade II.
Monkeypox virus has been renamed to Orthopoxvirus monkeypox by the ICTV in 2024.
Clade I of Orthopoxvirus monkeypoxClade I of the Monkeypox virus (deprecated)Monkeypox virus clade I (deprecated)Mpox virus Clade IOrthopoxvirus monkeypox Clade I