| Positiona | Cluster XMT (I) | Cluster MXMT (II) | Cluster other MTL (III) | Cluster DXMT (IV) |
|---|---|---|---|---|
| 16 | T | T | A | T |
| 24 | Y | Y | F | Y |
| 28 | V | A | V | F |
| 31 | K | K | K | R |
| 86 | K | E | M | K |
| 97 | I | I | V | I |
| 100 | N | N | T | N |
| 112 | K | K | M | K |
| 135 | G | S | A | G |
| 142 | Y | Y | H | Y |
| 157 | C | C | S | C |
| 159 | C | S | S | C |
| 162 | W | W | F | W |
| 172 | T | I | T | T |
| 181 | G | G | R | G |
| 182 | S | S | S | C |
| 191 | L | P | P | P |
| 193 | V | V | V | I |
| 212 | H | H | R | H |
| 214 | E | K | E | E |
| 217 | F | F | L | I |
| 219 | H | R | R | R |
| 226 | C | C | C | F/W |
| 230 | G | V | G | E |
| 235 | A | E | G | H/N |
| 238 | A | P | T | S |
| 243 | E | D | E | E |
| 245 | A | A | A | S |
| 267 | V | F | I | I |
| 268 | Y | F | Y | Y |
| 270 | P | P | A | P |
| 272 | A | A | V | T |
| 296 | L | H | R | P |
| 321 | I | I | A | A |
| 322 | K | K | R | R |
| 324 | E | E | A | A |
| 325 | Y | Y | H | H |
| 333 | V | V | V | I |
| 351 | F | F | F | S |
| 356 | K | K | T | K |
| 357 | H | H | N | N |
| 362 | L | L | I | L |
| 370 | N | N | N | D |
| 371 | N | N | N | S |
aBased on the CaXMT* sequence