Caution: This not an official Baltimore classification, because it describes mostly viroids that are not viruses (they don’t encode for any protein).
Virus Family virion Host function Viral protein Receptor Type Host expression Virus tropism entry mode
Hepatitis D virus Deltavirus cssRNA Env Human Adhesion HBV Large envelope protein Heparan sulfate Polysaccharide ? Hepatocyte Caveolin-mediated endocytosis
Hepatitis D virus Deltavirus cssRNA Env Human Adhesion HBV Large envelope protein SLC10A1(NTCP) Transporter hepatocyte Hepatocyte Caveolin-mediated endocytosis
Hepatitis D virus Deltavirus cssRNA Env Human Adhesion HBV Large envelope protein Mannose receptor(MRC1) Receptor Macrophages, dendritic cells, dermal fibroblasts and keratinocytes Hepatocyte Caveolin-mediated endocytosis