Entire genome sequence analysis of genotype IX Newcastle disease viruses reveals their early-genotype phylogenetic position and recent-genotype genome size

Table 2 The GC contents in different regions of NDV genomes from 25 strains representing different genotypes

Genotype (No. of sequences)	Genome	NP gene	5'UTR of NP	P gene	M gene	F gene	HN gene	L gene
I(3)	46.56 ± 0.16	52.31 ± 0.28	55.55 ± 0.29	52.54 ± 0.84	49.05 ± 0.33	45.27 ± 0.09	46.91 ± 0.19	43.97 ± 0.37
II(3)	46.23 ± 0.05	52.25 ± 0.13	52.90 ± 0.28	52.58 ± 0.28	47.89 ± 0.16	44.82 ± 0.08	46.56 ± 0.03	43.77 ± 0.04
III(3)	46.58 ± 0.03	52.27 ± 0.00	58.21 ± 0.50	52.74 ± 0.07	48.59 ± 0.18	45.04 ± 0.03	47.51 ± 0.08	44.05 ± 0.02
IV(3)	46.68 ± 0.13	52.35 ± 0.35	62.85 ± 0.76	52.49 ± 0.62	49.30 ± 0.60	45.19 ± 0.13	46.32 ± 0.69	44.50 ± 0.15
IX(3)	46.85 ± 0.04	52.80 ± 0.03	62.16 ± 0.28	51.71 ± 0.13	49.48 ± 0.05	44.59 ± 0.03	48.09 ± 0.09	44.45 ± 0.06
V(3)	46.24 ± 0.30	52.12 ± 0.13	64.58 ± 2.48	52.46 ± 0.66	47.62 ± 0.17	44.95 ± 0.46	46.35 ± 0.86	44.04 ± 0.36
VI(3)	46.12 ± 0.34	51.66 ± 0.78	60.39 ± 0.84	53.04 ± 0.67	47.16 ± 0.59	45.40 ± 0.26	45.65 ± 0.33	43.80 ± 0.52
VII(3)	46.61 ± 0.13	51.45 ± 0.46	62.48 ± 2.83	53.60 ± 0.36	48.51 ± 0.20	45.12 ± 0.34	46.49 ± 0.76	44.45 ± 0.07
VIII(1)	46.29	51.92	61.06	53.64	47.32	44.84	46.29	43.94

The GC content of the full-length genome as well as the 6 viral genes was calculated by the EditSeq program in the Lasergene package (DNASTAR Inc. Madison, WI 53715, USA). Data are shown as the average of each genotype ± standard deviation

ISSN: 1743-422X