Supplemental Table Comparison of the shared sequence identities among astrovirus strains detected from various animal species BAstK10/37 Group 1 2 3 4 Strain BAstK08/51 BAstK08/2 NeuroS1 Species ORF1b ORF2 ORF1b ORF2 ORF1b ORF2 ORF1b ORF2 BAstK10/37 BAstK08/1 BAstK10/31 BAstK10/41 BAstK10/35 B76/HK B170/HK B76-2/HK B34/HK B18/HK B161-1/HK PAstK76 PAstK120 PoAstV12-4 PoAstV14-4 CcAstV-1 CcAstV-2 BAstK08/51 BAstK10/96 BAstK08/2 BAstK08/53 NeuroS1 Cow Cow Cow Cow Cow Cow Cow Cow Cow Cow Cow Pig Pig Pig Pig Deer Deer Cow Cow Cow Cow Cow 100/100 93.2/96.8 93.9/98.9 91.8/100 83.9/87.1 79.6/87.1 80.7/86.0 86.1/89.2 82.9/89.2 83.6/87.1 80.4/87.1 75.0/77.4 73.6/76.3 81.4/83.9 79.6/83.9 82.5/88.2 82.5/88.2 67.1/62.4 67.5/62.4 70.4/73.1 71.4/71.0 56.8/46.2 100/100 94.4/96.9 92.9/94.7 78.0/79.5 67.7/60.6 69.2/64.4 67.7/65.2 68.9/60.6 64.6/53.0 68.2/59.8 NT 56.1/50.8 58.3/54.5 58.3/49.2 54.8/50.8 55.8/50.0 57.1/51.5 53.3/37.9 54.3/38.6 51.3/38.6 49.5/40.2 50.8/26.5 65.7/62.4 65.0/62.4 66.8/62.4 66.1/62.4 68.2/62.4 69.6/66.7 68.2/63.4 65.0/62.4 67.5/62.4 66.8/63.4 66.8/63.4 66.1/62.4 67.1/61.3 67.9/61.3 64.6/58.1 67.1/60.2 67.9/62.4 100/100 95.7/98.9 61.1/58.1 60.7/55.9 56.1/41.9 54.3/36.4 52.5/38.6 53.5/39.4 54.5/42.4 57.6/46.2 55.5/41.7 57.1/46.9 58.9/45.5 54.0/38.6 57.8/43.9 NT 47.9/40.2 46.5/35.6 47.2/34.8 46.9/37.1 47.9/37.9 45.9/34.1 100/100 69.4/62.1 48.7/33.3 47.2/33.3 48.5/22.7 70.4/73.1 69.6/72.0 70.4/72.0 70.7/73.1 73.2/72.0 70.4/72.0 71.1/71.0 72.1/71.0 71.8/72.0 71.8/72.0 72.5/72.0 70.4/68.8 71.4/66.7 69.6/71.0 68.9/68.8 71.1/69.9 71.1/71.0 61.1/58.1 59.6/58.1 100/100 81.8/90.3 55.0/47.3 49.2/38.6 49.5/37.9 48.7/39.4 49.7/38.6 54.0/40.2 49.7/43.2 53.3/43.9 53.5/40.2 47.7/37.9 52.3/40.9 NT 56.8/49.2 59.1/50.0 57.1/48.5 56.8/50.0 60.1/53.8 60.4/46.9 47.7/33.3 47.7/33.3 100/100 90.2/92.4 51.5/22.7 60.4/46.2 57.9/45.2 58.2/45.2 58.2/46.2 58.6/41.9 57.1/41.9 54.6/41.9 57.5/43.0 57.5/43.0 57.9/43.0 56.4/41.9 57.5/41.9 57.9/41.9 56.1/44.1 53.9/40.9 56.8/40.9 56.4/41.9 56.1/41.9 54.6/41.9 55.0/47.3 52.9/45.2 100/100 51.8/26.5 49.5/25.8 48.9/25.8 48.2/25.8 47.9/23.5 50.3/28.0 48.2/29.5 49.2/23.5 46.5/24.2 51.3/24.2 NT 50.7/30.3 50.3/23.5 47.9/22.7 48.9/26.5 50.8/25.8 48.9/26.5 48.5/22.7 49.7/22.7 51.0/25.0 51.0/21.9 100/100 OAstV1 Sheep 56.1/48.4 48.7/21.2 55.7/43.0 50.3/21.2 55.4/48.4 48.2/23.5 71.8/76.3 69.2/65.9