Species A Rotavirus (RVA) Isolated from Sewage in Nigeria, 2014: Close Genetic Relatedness of Partial G, P, and NSP4 Gene Sequences Encoding G1 with Cogent Genes of Other Asian and African Rotaviruses

Table 1

Comparison of amino acid sequence similarity between Nigerian environmental rotavirus A,VP7 (G1P) gene sequences from sewage and other reference RVA G1 sequences from Asia and West Africa, analyzed in this study including representative G1P vaccine strain.

Reference strains	Environmental RVA G1P isolates from this study
	11A	35A	39A
CU.1053/ G1P (Asian)	99.1%	100%	100%
CU.B1426/ G1P (Chinese)	99.1%	100%	100%
CU.B1325/ G1P (Chinese)	99.1%	100%	100%
NGR-04/ G1P (Nigerian)	98.1%	99.1%	99.1%
MGH66/ G1Px (Nigerian)	87.7%	88.7%	88.7%
TGO/ DPRU4562 G1P	86.7%	87.7%	87.7%
STP38/G1P (W.Afr)	87.7%	88.7%	88.7%
Gha-109/ G1P(W.Afr)	87.7%	88.7%	88.7%
RotaTeq/WI79.9/G1P(Vac)	84.9%	85.8%	85.8%
USA/Wa/ G1Px (Vac)	85.8%	86.8%	86.8%

N.B: W.Afr represents West Africa. Vac represents vaccine strain.