Table 1.
Comparation of nucleotide and amino acid sequence identity (%) of different regions when comparing the 4 porcine epidemic diarrhea virus (PEDV) strains in this study and the representative strain.
| Strain | Accession Number | Location | Time | HN2021 Identity | CH-HNYY-18 Identity | CH-SXWS-18 Identity | CH-HNKF-16 Identity | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Genome | ORF3 | S | Genome | ORF3 | S | Genome | ORF3 | S | Genome | ORF3 | S | ||||
| CV777 | AF353511 | Belgium | 1978 | 96.0 | 95.7 | 92.8 | 96.6 | 96.0 | 93.2 | 96.7 | 96.0 | 93.5 | 96.7 | 95.6 | 93.3 |
| virulent DR13 | JQ023161 | Korea | 1999 | 96.9 | 98.6 | 93.6 | 97.4 | 99.1 | 94.1 | 97.5 | 99.1 | 94.4 | 97.5 | 98.7 | 94.1 |
| attenuated DR13 | JQ023162 | Korea | 2003 | 96.4 | 98.6 | 92.4 | 96.7 | 92.4 | 92.8 | 96.7 | 92.4 | 93.0 | 96.7 | 91.3 | 93.0 |
| KNU-1305 | KJ662670 | Korea | 2013 | 99.0 | 98.6 | 98.6 | 98.8 | 99.1 | 98.7 | 98.9 | 99.1 | 98.6 | 98.8 | 98.7 | 98.5 |
| USA-Colorado-2013 | KF272920 | USA | 2013 | 99.1 | 98.6 | 98.8 | 98.9 | 99.1 | 98.8 | 99.0 | 99.1 | 98.8 | 98.6 | 98.7 | 98.6 |
| OH851 | KJ399978 | USA | 2013 | 98.3 | 98.6 | 95.2 | 98.7 | 99.6 | 95.6 | 98.5 | 99.6 | 95.9 | 98.6 | 99.1 | 95.7 |
| PC22A | KY499262 | USA | 2013 | 98.9 | 98.6 | 98.8 | 98.8 | 99.6 | 98.8 | 98.9 | 99.6 | 98.7 | 98.8 | 99.1 | 98.6 |
| KNU-1406-1 | KM403155 | Korea | 2014 | 98.3 | 98.6 | 95.2 | 98.6 | 99.6 | 95.5 | 98.4 | 99.6 | 95.9 | 98.3 | 99.1 | 95.6 |
| USA-Kansas125-2014 | KJ645701 | USA | 2014 | 99.1 | 98.6 | 98.4 | 98.7 | 99.6 | 98.6 | 98.8 | 99.6 | 98.4 | 98.0 | 99.1 | 98.3 |
| CO-P14-IC | KU558702 | USA | 2014 | 99.2 | 98.6 | 98.8 | 98.6 | 98.8 | 98.1 | 98.7 | 98.8 | 98.1 | 98.5 | 97.5 | 97.9 |
| KCH-2 | LC063845 | Japan | 2014 | 98.1 | 98.6 | 95.3 | 98.0 | 99.6 | 95.7 | 98.1 | 99.6 | 96.0 | 98.4 | 99.1 | 95.7 |
| KGS-1 | LC063814 | Japan | 2014 | 98.7 | 98.6 | 98.6 | 98.4 | 99.6 | 98.7 | 98.5 | 99.6 | 98.6 | 98.0 | 99.1 | 98.5 |
| LZC | EF185992 | China | 2006 | 95.8 | 94.2 | 91.9 | 96.3 | 94.2 | 92.3 | 96.4 | 94.2 | 92.5 | 96.5 | 93.8 | 92.4 |
| JS2008 | KC109141 | China | 2008 | 96.6 | 98.6 | 92.6 | 96.8 | 92.4 | 93.0 | 96.9 | 92.4 | 93.6 | 96.9 | 91.3 | 93.2 |
| BJ-2011-1 | JN825712 | China | 2011 | 98.5 | 98.6 | 98.4 | 98.8 | 99.1 | 98.8 | 98.9 | 99.1 | 98.7 | 98.8 | 98.7 | 98.6 |
| AJ1102 | JX188454 | China | 2011 | 97.9 | 97.1 | 97.5 | 98.4 | 96.9 | 98.1 | 98.5 | 96.9 | 98.1 | 98.8 | 96.4 | 97.8 |
| CH-ZMZY-11 | KC196276 | China | 2011 | 98.2 | 97.1 | 97.8 | 99.0 | 99.1 | 98.2 | 98.9 | 99.1 | 98.1 | 98.7 | 98.7 | 98.0 |
| SD-M | JX560761 | China | 2012 | 96.5 | 98.6 | 92.1 | 96.7 | 92.4 | 92.5 | 96.8 | 92.4 | 93.0 | 96.8 | 91.3 | 92.6 |
| LC | JX489155 | China | 2012 | 97.9 | 97.1 | 97.5 | 98.3 | 96.9 | 98.1 | 98.5 | 96.9 | 98.1 | 98.3 | 96.4 | 97.8 |
| KC189944 | KC189944 | China | 2012 | 96.3 | 98.6 | 92.0 | 96.5 | 92.4 | 92.4 | 96.6 | 92.4 | 92.9 | 96.5 | 91.3 | 92.5 |
| GD-A GDS28 |
JX112709 MH726372 |
China China |
2012 2012 |
97.5 98.3 |
97.1 98.6 |
97.5 97.5 |
98.0 98.7 |
96.0 99.6 |
98.0 98.1 |
98.1 99.2 |
96.0 99.6 |
97.8 98.6 |
97.9 99.0 |
95.6 99.1 |
97.5 98.5 |
| CHSD2014 | KX791060 | China | 2014 | 98.2 | 97.1 | 97.1 | 98.4 | 98.2 | 97.6 | 98.6 | 98.2 | 97.7 | 96.3 | 97.8 | 97.4 |
| AH2012 | KU646831 | China | 2014 | 98.7 | 97.1 | 97.2 | 98.8 | 96.0 | 97.7 | 98.9 | 96.0 | 97.5 | 98.4 | 95.6 | 97.3 |
| HLJBY | KP403802 | China | 2015 | 96.4 | 97.1 | 92.0 | 96.6 | 91.3 | 92.5 | 96.6 | 91.3 | 93.0 | 96.7 | 90.2 | 92.6 |
| CH-HNAY-2015 | KR809885 | China | 2015 | 98.1 | 98.6 | 97.8 | 98.8 | 99.1 | 98.1 | 99.0 | 99.1 | 98.8 | 98.9 | 98.7 | 98.8 |
| YN90 | KT021231 | China | 2015 | 98.1 | 97.1 | 97.2 | 98.5 | 91.7 | 97.7 | 98.6 | 91.7 | 97.6 | 98.6 | 91.0 | 97.4 |
| CH-HNLH-2015 | KT199103 | China | 2015 | 98.2 | 98.6 | 97.8 | 98.6 | 99.1 | 98.3 | 99.1 | 99.1 | 98.9 | 98.9 | 98.7 | 98.8 |
| PEDV-LNsy | KY007140 | China | 2015 | 98.2 | 98.6 | 97.6 | 98.7 | 99.6 | 98.0 | 98.1 | 99.6 | 98.2 | 98.7 | 99.1 | 97.9 |
| CH-JLDH-2016 | MF346935 | China | 2016 | 98.0 | 97.1 | 97.5 | 98.5 | 96.9 | 98.0 | 99.2 | 96.9 | 98.6 | 98.6 | 96.4 | 98.6 |
| CH_hubei_2016 | KY928065 | China | 2016 | 97.1 | 94.2 | 96.8 | 97.7 | 96.0 | 97.5 | 98.1 | 96.0 | 98.1 | 98.3 | 95.6 | 98.0 |
| HNZZ47 | KX981440 | China | 2016 | 97.8 | 98.6 | 97.0 | 98.5 | 99.6 | 97.8 | 98.5 | 99.6 | 97.9 | 98.5 | 99.1 | 97.6 |
| HNAY2016 | MT338518 | China | 2016 | 98.0 | 97.1 | 97.8 | 98.6 | 98.7 | 98.4 | 98.9 | 98.7 | 98.8 | 98.8 | 98.2 | 98.6 |
| PEDV-Hims | KY007139 | China | 2016 | 98.1 | 98.6 | 97.8 | 98.6 | 99.6 | 98.4 | 98.6 | 99.6 | 98.1 | 98.8 | 99.1 | 97.8 |
| PEDV-SX | KY420075 | China | 2017 | 96.4 | 98.6 | 92.2 | 96.6 | 92.4 | 92.6 | 96.7 | 92.4 | 93.1 | 96.7 | 91.3 | 92.8 |
| PEDV JS-A | MH748550 | China | 2017 | 98.1 | 97.1 | 97.2 | 97.9 | 96.4 | 97.6 | 98.0 | 96.4 | 97.5 | 97.9 | 96.0 | 97.2 |
| HN2021 | - | China | 2021 | 100 | 100 | 100 | 98.1 | 98.6 | 97.7 | 98.1 | 98.6 | 97.5 | 98.0 | 98.6 | 97.4 |
| CH-HNKF-2016 | KY649107 | China | 2016 | 97.9 | 100 | 97.4 | 98.6 | 99.1 | 97.9 | 98.8 | 99.1 | 98.6 | 100 | 100 | 100 |
| CH-SXWS-2018 | MT090146 | China | 2018 | 98.1 | 98.6 | 97.5 | 98.6 | 99.6 | 98.3 | 100 | 100 | 100 | 98.8 | 99.1 | 98.6 |
| CH-HNYY-2018 | MT090145 | China | 2018 | 98.1 | 98.6 | 97.7 | 100 | 100 | 100 | 98.7 | 99.6 | 98.3 | 100 | 99.1 | 97.9 |