Table 1. Pairs observed multiple times (frequency f) in optimal networks for each subtype.

The number of individuals exhibiting each AA combination is denoted by n.

B					C
AA positions		f	n	AA	AA positions		f	n	AA
278	620	4	15	SD	170	192	3	5	HR
750	836	4	14	DI	588	662	3	6	RA
230	232	3	3	DQ	7	10	2	7	QY
232	236	3	10	TS	161	192	2	4	AI
535	620	3	9	LD	179	674	2	4	PN
151	178	2	3	GN	192	343	2	5	IQ
240	340	2	8	KK	295	334	2	7	EN
283	621	2	3	IE	344	346	2	7	KG
291	792	2	4	AI	352	379	2	8	YG
293	337	2	5, 3	VD, QK	393	727	2	4	DP
319	836	2	6	TT	417	770	2	8	QQ
336	845	2	9	ET	448	727	2	6	SL
347	543	2	10	TL	721	727	2	7	IL
440	620	2	5	KD
624	747	2	8	ER
724	758	2	10	RD
724	837	2	11	RF
747	758	2	3	QD
818	840	2	11	IF