	increased_a2-6_binding
75	Glu->Lys
121	Ser->Asn
123	Ser->Pro
131	Ser->Ala
145	lle->Thr
176	Asn->Lys
177	Asp->Gly
180	Glu->Gly
182	Thr->lle
183	Lys->Arg
186	Gln->Arg/His
187	Asn->Lys
204	Val->lle
216	Gln->Leu
217	Ser->Asn
218	Gly->Ser
229	Pro->Ser
245	Glu->Lys
487	Arg->Lys
