TABLE 1.

Monoclonal antibodies used in this study

MAb	Protein target	Conformation dependence	Critical binding residuesa	Reference
H77.16	E2	No	405, 406, 408, 410	52
AP33	E2	No	413, 415, 418, 420	56
HC33.1	E2	No	413, 414, 418, 420	55
FC33.4	E2	No	408, 413, 418, 420	55
HC84.26	E2	Yes	429, 441, 442, 443, 446, 616	53
AR3b	E2	Yes	412, 416, 418, 423, 424, 523, 525, 530, 535, 540	16
AR4a	E1E2	Yes	201, 204, 205, 206, 487, 657, 658, 692, 698	54
AR5a	E1E2	Yes	201, 204, 205, 206, 639, 657, 658, 665, 692	54

^aBased on H77C polyprotein numbering (residues 192 to 383 for E1 and 384 to 746 for E2). (Adapted from reference 50.)