Table 2.

A list of positively selected sites of N protein of IBVs.

TW group				CH group				US group
Strain	Genbank	aa 64	aa 123	Strain	Genbank	aa 64	aa 123	Strain	Genbank	aa 64	aa 123
TW1171/92	ABG36802	T	T	BJ	AAP92682	P	V	ArkDPI	AAX39764	T	V
TW2296/95	AAT39490	T	T	CK/CH/LHB/961	ABC02826	S	V	Beaudette	AAA70242	P	T
TW2575/98	ABG36794	Q	V	CK/CH/LTJ/951	ABC02831	N	V	Cal99	AAS00087	I	V
TW3071/03	ACJ50190	T	T	LDT3	AAU14255	N	V	Connecticut	AAX39765	T	V
TW3263/04	ACJ50182	T	T	LX4	AAQ21592	N	V	CU-T2	AAC57080	T	T
TW3468/07	ACJ50166	T	T	S14	AAT70779	N	V	Gray	ACB24054	T	V
TW97-4	AAR15907	T	T	SD0611	ABY71197	N	V	H120	ACJ50206	L	T
TP/64	ACF77105	T	T	SH	ABF19054	N	V	Mass 41	AAW33793	P	T
TW2992/02	AAT39492	P	V	A2	EU526388	N	I	Ark99	AAA91855	T	V
TW2993/02	AAT39485	T	T	CK/CH/LAH/03I	ABF48587	S	V	ArkDPI11	ACB59379	T	V
TW3025/02	AAT39486	T	T	CK/CH/LAH/99I	ABC02823	S	V	CU82994	AAX39766	I	V
TW3051/02	AAT39487	T	T	CK/CH/LDL/01I	ABC75294	T	T	H52	ACJ12841	P	T
TW3339/05	ACT31368	T	T	CK/CH/LDL/04II	ABC75302	P	V	K01-1699	AAX39767	I	V
TW3368/05	AEO79892	T	T	CK/CH/LDL/971	ABN04183	T	T	Md27	ACM45236	P	V
TW3369/05	AEO79893	T	T	CK/CH/LDL/981	ABC02824	T	T	S04-8842	AAX39768	T	V
TW3370/05	AEO79894	T	T	CK/CH/LHLJ/04V	ABC75299	N	V
TW3371/05	ACT731372	T	T	CK/CH/LSC/951	ABC02829	T	V
TW3372/05	AEO79898	T	V	GE	ABD34802	T	V
TW3373/05	ACT731374	T	V	GX1-98	AAP32083	T	V
TW3374/05	ACJ50174	P	V	GX2-98	AAP32046	T	V
TW3376/05	AEO79895	T	V	HD	ABF19056	N	V
TW3382/06	ACT31320	L	T	IBVQ	ABF19053	L	V
TW3384/06	AEO79896	T	V	J	AAY85823	T	V
TW3385/06	AEO79897	T	V	LC2	ABD34801	N	V
T03/01	AAT39484	T	V	QXIBV	AAF06352	N	V
T07/02	AAT39491	T	T	SAIB14	AAO46050	P	T
				SAIBK	DQ288927	T	V
				SAIBwj	AAM82282	P	T
				SC021202	ACH72802	S	T
				WF	ABF19055	N	V
				ZJ971	AAK27161	L	T

Strains in gray are recruited for BI and CODEML analyses.