Table 2.
The number of source organisms of analogs of the two domains (Domain 1, AB-type; Domain 2, BA-type) of the SSPs listed in Table 1 in 22 genomes and in ReprPDB, respectively.
| Group | Central protein |
In 22 genomes AB-type / BA-type |
In ReprPDB AB-type / BA-type |
|---|---|---|---|
| Mainly-α | 1n00A | 0 / 1 | 0 / 0 |
| 2q0tA | 11 / 1 | 1 / 0 | |
| Mainly-β | 2r58A | 2 / 0 | 0 / 1 |
| 2qqrA | 6 / 0 | 43 / 0 | |
| 3d3aA | 0 / 0 | 37 / 11 | |
| 2b5iD | 4 / 3 | 4 / 0 | |
| 1y3tA | 5 / 0 | 2 / 0 | |
|
3-layer αβα sandwich |
2ql3A | 9 / 4 | 13 / 1 |
| 1wcwA | 21 / 10 | 137 / 98 | |
| 2q5cA | 20 / 8 | 43 / 24 | |
| 2et6A | 6 / 1 | 0 / 0 | |
| 2hcrA | 9 / 5 | 105 / 66 | |
| 2jh3A | 4 / 10 | 67 / 10 | |
| Other αβ | 1rf6A | 0 / 0 | 0 / 0 |
| 1yavA | 20 / 1 | 0 / 1 | |
| 2vqaA | 2 / 6 | 0 / 0 | |
| 2h9fA | 0 / 0 | 0 / 0 | |
| 2a90A | 2 / 1 | 0 / 0 | |
The analogs were pooled in each family.