	increased_a2-6_binding
83	Glu->Lys
126	Ser->Asn
128	Ser->Pro
137	Ser->Ala
143	Gly->Arg
155	lle->Thr
186	Asn->Lys
187	Asp->Gly
190	Glu->Gly
192	Thr->lle
193	Lys->Arg
196	Gln->Arg/His
197	Asn->Lys
214	Val->lle
226	Gln->Leu
227	Ser->Asn
228	Gly->Ser
239	Pro->Ser
255	Glu->Lys
496	Arg->Lys
