| PTM - CPLM | | Gene Name | UniProt ID | Type | Position | Code | | Fem1b; F1aa; Kiaa0396 | Q9Z2G0 | Ubiquitination | 598 | K | |
| PTM - PhosphositePlus | | UniProt ID | MOD_RSD | Type | SITE_+/-7_AA | | Q9Z2G0 | K469-ub | Ubiquitination | EDQCRINkQIYNLIH | | Q9Z2G0 | K598-ub | Ubiquitination | TQMKMSLkCLAARAV | |
| PTM - mUbiSiDa | | Gene Name | Species | Ubiquitination Site | Ubiquitination Sequence | Evidence PMID | | Fem1b | Mus musculus (Mouse) | 598 | "598,QMKMSLKCLAARA" | 598:22790023 | |