Table 2.

Binding of sialylglycopolymers to H2 influenza viruses

Virus strainAmino acid at position:AbbreviationApparent association constant (Kass, μM−1Neu5Ac)aRelative affinityb
2262283′SL-PAA6′SLN-PAA
Avian
 Mallard/Potsdam/178/83QGmaPot/83901.560
 Peking dk/Potsdam/1689/85QGpdkPot/8665165
 Pintail/Praimorie/625/76QGpinPraim/761001100
 Duck/Hong Kong/273/78QGdkHK/7850150
 Mallard/MT/61QGmaMT/61100250
 Herring gull/DE/677/88QGhguDE/88110255
 Gull/MD/19/77QGguMD/7740140
 Mallard/ALB/353/88QGmaALB/8895195
 Guinea Fowl/NJ/3070/91QGgfNJ/9170170
 Mallard/ONT/56/76QGmaONT/76401.233
 Mallard/NY/6750/78QGmaNY/7860230
Human
 El Salvador/2/57QGSal/5750150
 Leningrad/134/57QGLen/5750150
 RI/5−/57QGRI5−/57400.580
 Davis/1/57LGDav/571.5120.13
 Albany/7/57LGAlb/571120.08
 RI/5+/57LSRI5+/571250.04
 Albany/6/58LSAlb/581300.03
 Malaya/16/58LSMal/581250.04
 Sao Paolo/3/59LSSP3/591250.04
 Victoria/15681/59LSVic/591.5200.075
 Ohio/2/59LSOhio/592250.08
 Ann Arbor/6/60LSAA6/60252.510
 Berlin/3/64LSBer/645300.17
  • a The binding assay was performed as described in Table 1, footnote a.

  • b See Table 1, footnote b.