Table 6.
Ar/R filters of 35 XIPs from different organism groups
| Groupa | XIP Members | H2 | H5 | LE1 | LE2 |
|---|---|---|---|---|---|
| Dicot Plants | |||||
| I | PtXIP1;1, PtXIP1;2, PtXIP1;3 CcXIP1;1, CcXIP1;2, CcXIP1;3, CcXIP1;4 CsXIP1;1, CsXIP1;2 VvXIP1;1, VvXIP1;2 LsXIP1;1 SlXIP1;1 |
V/I | T | A | R |
| II | PtXIP1;5 GrXIP1;1 RcXIP1;1, RcXIP2;1, RcXIP2;2 AfXIP1;1 |
V/I | T/S | V | R |
| III | PtXIP2;1, RcXIP2;3 | V/I | I | V | R |
| IV | PtXIP1;4 | A | T | A | R |
| Moss | |||||
| I | PpXIP1;1 | Q | A | A | R |
| II | PpXIP1;2 | Q | I | T | R |
| III | SmXIP1;1 | Y | S | A | R |
| Protozoa | |||||
| I | DdXIP | H | I | F | R |
| Fungi | |||||
| I | F-FoXIP, F-GmXIP, F-AtXIP, F-TaXIP, F-TrXIP, F-TvXIP1, F-PmXIP |
N | A/S/G | A | R/K |
| II | F-TsXIP | N | S | L | R |
| III | F-TvXIP2 | A | G | F | R |
aStructural subclasses for each organism group are defined based on the residues forming ar/R tetrad.