Table 1.

Classical swine fever virus genomes used in this study

SN	Strain	Genotypea	Virulenceb	GC3s	ENC	Mononucleotide frequencies (%)				Accession No.	Reference
						G	A	U	C
1	Alfort/187	1.1	H	0.500	51.84	0.2616	0.3140	0.2188	0.2056	X87939	[28]
2	CAP	1.1	H	0.499	51.75	0.2608	0.3150	0.2190	0.2053	X96550	Unpublished
3	Alfort A19	1.1	H	0.500	51.82	0.2616	0.3138	0.2186	0.2060	U90951	Unpublished
4	Glentorf	1.1	H	0.498	51.77	0.2605	0.3155	0.2189	0.2051	U45478	Unpublished
5	Riems/IVI	1.1	A	0.499	51.93	0.2637	0.3113	0.2197	0.2054	U45477	Unpublished
6	Eystrup	1.1	H	0.497	51.71	0.2602	0.3154	0.2184	0.2060	NC002657	[24]
7	Alfort/Tuebingen	2.3	M	0.516	52.12	0.2640	0.3110	0.2144	0.2106	J04358	[25]
8	SWH	1.1	H	0.494	51.53	0.2604	0.3157	0.2190	0.2048	DQ127910	[16]
9	C/HVRI	1.1	A	0.503	51.89	0.2647	0.3107	0.2190	0.2051	AY805221	Unpublished
10	Shimen/HVRI	1.1	H	0.496	51.59	0.2612	0.3149	0.2190	0.2049	AY775178	[33]
11	CWH	1.1	A	0.503	51.91	0.2649	0.3101	0.2195	0.2055	AY663656	Unpublished
12	94.4/IL/94/TWN	3.4	M	0.514	52.15	0.2632	0.3121	0.2164	0.2083	AY646427	[23]
13	RUCSFPLUM	1.2	A	0.503	52.03	0.2618	0.3144	0.2163	0.2075	AY578688	[28]
14	BRESCIAX	1.2	H	0.496	51.43	0.2599	0.3161	0.2169	0.2071	AY578687	[28]
15	0406/CH/01/TWN	2.1	U	0.519	51.07	0.2637	0.3117	0.2131	0.2115	AY568569	Unpublished
16	96TD	2.1	U	0.521	51.34	0.2654	0.3104	0.2136	0.2106	AY554397	Unpublished
17	C strain	1.1	A	0.505	51.95	0.2648	0.3102	0.2189	0.2061	AY382481	Unpublished
18	GXWZ02	2.1	M	0.512	51.19	0.2633	0.3118	0.2156	0.2093	AY367767	[31]
19	Riems	1.1	A	0.501	51.88	0.2639	0.3114	0.2190	0.2056	AY259122	[24]
20	HCLV	1.1	A	0.504	51.88	0.2648	0.3105	0.2191	0.2056	AF531433	Unpublished
21	Strain 39	2.2	M	0.506	51.26	0.2614	0.3137	0.2142	0.2107	AF407339	[18]
22	Strain cF114	1.1	H	0.497	51.5	0.2611	0.315	0.2188	0.2051	AF333000	[32]
23	Eystrup	1.1	H	0.497	51.71	0.2602	0.3154	0.2184	0.206	AF326963	[24]
24	CS	1.2	A	0.501	51.84	0.2613	0.3150	0.2166	0.2071	AF099102	[21]
25	Shimen	1.1	H	0.498	51.48	0.2618	0.3144	0.2187	0.2052	AF092448	Unpublished
26	Brescia	1.2	H	0.497	51.48	0.2605	0.3156	0.2177	0.2062	AF091661	Unpublished
27	HCLV	1.1	A	0.503	52.00	0.2654	0.3097	0.2193	0.2057	AF091507	[19]
28	Thiverval	1.1	A	0.498	51.82	0.2613	0.3142	0.2189	0.2056	EU490425	[20]
29	GPE	1.1	A	0.498	51.68	0.2604	0.3150	0.2183	0.2063	D49533	[22]
30	ALD	1.1	H	0.495	51.70	0.2613	0.3142	0.2194	0.2052	D49532	[22]
31	JL1(06)	1.1	H	0.497	51.54	0.2608	0.3155	0.2187	0.2051	EU497410	Unpublished
32	B5b	1.1	A	0.499	51.98	0.2637	0.3113	0.2198	0.2052	Z46258	[26]
33	Brescia	1.2	H	0.495	51.55	0.2598	0.3157	0.2171	0.2073	M31768	[27]
34	LPS	1.1	A	0.503	51.85	0.2636	0.3108	0.2190	0.2065	AF352565	Unpublished
35	Paderborn	2.1	M	0.518	51.44	0.2646	0.3108	0.2143	0.2102	AY072924	[30]

Note: ^a Genotyping of 35 CSFV genomes was performed using the CSFV sequence database (http://viro08.tiho-hannover.de/eg/eurl_virus_db.htm) based on 190 nt of E2 sequence [34]. ^b Virulence of CSFV strains summarized by Li [16]

H highly virulent strains; M moderately virulent strains; A avirulent strains; and U unclear