PPP2R1B sequence changes in colorectal cancers
| Tumour specimen | Stage | Codon | Predicted effect | Nucleotide substitution |
| Case No 2 | III | 15 | Gly to Ala | GGT to GCT |
| Case No 2 | III | 499 | Leu to Ile | TTA to ATA |
| Case No 11 | I | 498 | Val to Glu | GTG to GAG |
| Case No 22 | III | 500 | Val to Gly | GTA to GGA |
| Case No 25 | IV | 365 | Ser to Pro | TCT to CCT |