Characteristics
Plaques: <0.1mm, veiled.
Stable in broth over 4-5 years.
Head contains inner protein cylinder.
Virulent, contaminates easily other cultures.
Very large genome (280.4 kbp, 483 ORFs).
http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?id=169683