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. 2008 Feb 6;82(8):3894–3902. doi: 10.1128/JVI.01818-07

TABLE 1.

Abilities of beta-E6 proteins to activate telomerase and interact with required cellular proteinsa

E6 protein Extension of life span TRAP activity hTERT mRNA induction Interacts with E6AP Interacts with NFX1-91
LXSN
HPV5 + +/−
HPV8 ++ + +/− +
HPV20
HPV38 +++ ++ ++ ++ ++
HPV16 ++++ +++ +++ ++++ ++
a

−, no detectable activity; the number of + symbols indicates the relative level of activity in each assay.