CD209 and infection: Similarly, for WNV [181,324] and DENV [182,184,325,326,327,328,329], both DC-SIGN and L-SIGN have been shown to promote infection via an interaction with an N-glycan(s) at Asn154 (for WNV) and at both Asn67 and Asn153 (for DENV) on the viral E protein.