Table 2.
Percent (%) nucleotide identity of Ark DPI structural genes with other IBV strains a, b, c, d
| BV Strains | S1 | S2 | 3a | 3b | 3c | M | 5a | 5b | N | 3'UTR |
| Ark99 | 97(96) | 96(95) | 92 | 99 | 96(92) | 97(97) | 93 | 97 | 98(98) | 97 |
| Beaudette | 81(79) | 95(94) | 91 | 84 | 88(83) | 91(93) | 85 | 93 | 93(95) | 97 |
| BJ | 77(75) | 85(89) | 88 | 76 | 87(79) | 90(93) | NA | NA | 89(93) | 87 |
| Cal99* | 87(84) | 94(93) | 92 | 99 | 94(90) | 97(96) | 100 | 98 | 95(98) | 89 |
| CK/CH/LSD/05I | 78(75) | 88(91) | 89 | 84 | (87) | 96(96) | 99 | 100 | 100(99) | 90 |
| Conn | 81(77) | 96(96) | 92 | 99 | 100(100) | 100(100) | 100 | 100 | 100(100) | NA |
| CU-T2* | 96(94) | 93(93) | 88 | 98 | 92(87) | 88(87) | 97 | 99 | 95(96) | 97 |
| DE072 | 62(50) | 75(76) | NA | NA | NA | NA | 98 | 98 | NA | 98 |
| Gray | 83(80) | 99(99) | NA | NA | 96(92) | 98(98) | 97 | 99 | 97(97) | 98 |
| GAV-92 | 94(92) | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| H120 | 81(78) | NA | NA | NA | NA | 92(94) | NA | NA | 93(96) | 83 |
| HK* | 81(78) | 96(96) | 99 | 100 | 100(100) | 100(100) | 100 | 100 | 100(100) | NA |
| Holte | 83(80) | 95(95) | NA | NA | NA | NA | NA | NA | NA | NA |
| Ind/TN/92/03 | NA | NA | NA | NA | NA | NA | NA | NA | 92(94) | NA |
| IS/1366 | 78(75) | NA | NA | NA | NA | NA | NA | NA | 92(95) | NA |
| Jilin* | 100(99) | 100(100) | 100 | 100 | 100(100) | 100(100) | 100 | 100 | 100(100) | 100 |
| JMK | 84(82) | 100(100) | NA | NA | NA | 97(98) | NA | NA | NA | NA |
| KB8523 | 81(78) | 91(92) | NA | NA | NA | 93(95) | NA | NA | 95(96) | NA |
| LX4 | 77(76) | 85(88) | 86 | 76 | 88(80) | 91(91) | 82 | 90 | 89(93) | NA |
| M41 | 81(78) | 95(94) | 91 | 85 | 88(83) | 91(95) | 90 | 97 | 94(95) | 97 |
| Qu16 | 84(81) | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| SAIBK | 79(77) | 87(91) | 86 | 83 | 85(80) | 89(93) | 84 | 96 | 87(92) | 88 |
| TW2296/95 | 79(77) | 86(90) | 86 | 85 | (83) | 91(92) | 82 | 96 | 89(92) | NA |
| UK/2/91 | 78(76) | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| Vic | 81(79) | 89(92) | 88 | 88 | 88(88) | 89(95) | 87 | 94 | 90(94) | NA |
a Sequences with > 95% identity are indicated in bold letters
b Amino acid sequences within the parenthesis
c NA-Not Analyzed
d Parental strains of Ark DPI are shown in bold letters and immediate derivative of Ark DPI is indicated by asterisk (*).