hSpindly random insertion mutants show that the far C terminus is required for kinetochore localization
| Construct | Insertion site and sequence (amino acid) | Kinetochore localization untreated | Kinetochore localization vinblastine |
| A | M151SAAAM | Positive | Positive |
| B | R230 VCGRS | Positive | Positive |
| C | N364TYAAA | Positive | Positive |
| D | M373NAAAM | Positive | Positive |
| E | G387ECGRS | Positive | Positive |
| F | E441CGRTE | Positive | Positive |
| G | G537CGRIG | Positive | Positive |
| H | S546AAALS | Positive | Positive |
| I | E561CGRTE | Positive | Positive |
| J | T566AAAQT | Positive | Positive |
| K | H587CGRTH | Positive | Positive |
| L | P588MRPHP | Positive | Positive |
| M | T597PVRPH | Positive | Positive |
| N | P598VRPHP | Positive | Positive |
| O | T600QLRPH | Negative | Positive |
| P | P603CGRSP | Negative | Negative |
| Construct | Insertion site and sequence (amino acid) | Kinetochore localization untreated | Kinetochore localization vinblastine |
| A | M151SAAAM | Positive | Positive |
| B | R230 VCGRS | Positive | Positive |
| C | N364TYAAA | Positive | Positive |
| D | M373NAAAM | Positive | Positive |
| E | G387ECGRS | Positive | Positive |
| F | E441CGRTE | Positive | Positive |
| G | G537CGRIG | Positive | Positive |
| H | S546AAALS | Positive | Positive |
| I | E561CGRTE | Positive | Positive |
| J | T566AAAQT | Positive | Positive |
| K | H587CGRTH | Positive | Positive |
| L | P588MRPHP | Positive | Positive |
| M | T597PVRPH | Positive | Positive |
| N | P598VRPHP | Positive | Positive |
| O | T600QLRPH | Negative | Positive |
| P | P603CGRSP | Negative | Negative |