Table:
Selectors for the  MultiAlign structured type.
| Selector | Description | 
| Seq | The  list of sequences | 
| Labels | The  list of labels (same order as  Seq) | 
| Align | The alignment of the sequences in  Seq | 
| Tree | The phylogenetic tree formed from  Align. | 
| PAS | The probabilistic ancestral sequence. | 
| AllAll | The results of an ``all vs. all'' on  Seq. | 
| Title | The title for the alignment. | 
| SIA | Surface/Inside/Active site prediction. | 
| Parse | A parse prediction. | 
| Info | Additional information and annotation. | 
| Score | The score of the alignment. | 
| Max | The maximum possible score (via TSP ordering). |