TABLE 2.
Proteins/protein segments deduced from sequenced Kpp95 DNA fragments and their identities to homologues of T4-type phages
| Fragment (gene product)a | Corresponding aa positions at T4 homologueb | T4 protein | Identities shared (%) with corresponding proteins from T4-type phages | Accession no. |
|---|---|---|---|---|
| 906 (gp17) | 97-399 (610) | Terminase (central region) | RB69 (89); T4, RB32 and JS98 (87) | DQ845391 |
| 3788 (gp17) | 414-610 (610) | Terminase (C terminus) | RB69 (83); RB32 and T4 (81); JS98 (79) | AY538772 |
| 3788 (gp18) | 1-656 (659) | Tail sheath | JS98 (76); RB69, RB32 and T4 (71) | AY538772 |
| 3788 (gp19) | 1-163 (163) | Tail tube | JS98 (82); RB43 (73); RB69 and 42 (69) | AY538772 |
| 3788 (gp20) | 1-156 (524) | Head portal | JS98 (69); RB69 and RB32 (65); T4 (64) | AY538772 |
| 789 (gp23)c | 98-360 (521) | Major capsid | JS98, T4 and JS9 (83); T6, RB69, RB32, AR1, MVSS and JSD1 (82) | DQ845392 |
| 858 (gp34) | 1,062-1,288 (1,289) | Proximal tail fiber | RB43 (40); JS98 (31); RB32 (29); T4 (28) | DQ845394 |
| 333 (gp37) | 96-165 (1,026) | Long tail fiber | K3 (49); T4 (47); T5 (46); JS98 and Ac3 (35) | DQ845393 |
| 1031 (gp41) | 1-142 (475) | Primase-helicase | RB69, RB32 and T4 (69); JS98 (65) | DQ845390 |
| 678 (gp wac) | 76-259 (487) | Whisker antigen | RB43 (43); T2 (38); T4 and K3 (37); JS98 and AR1 (36) | DQ845389 |
a
gp18 and gp19 are full-length proteins, whereas the others are segments.
b
Numbers in parentheses represent the full length of the T4 protein.
c
A PCR fragment.