| Vascular anticoagulant-alpha | P08758 | | |
| VAN | Q15025 | | |
| VACWR196 | P24772 | | |
| Vacuolar protein sorting-associated protein 52 homolog | Q8N1B4 | | |
| Vacuolar protein-sorting-associated protein 25 | Q9BRG1 | | |
| VAC-alpha | P08758 | | |
| UXT | Q9UBK9 | | |
| Use1 | Q9H832 | | |
| Uridine diphosphate glucose pyrophosphatase | O95848 | | |
| UPLC1 | Q8TDY4 | | |
| UPF0696 protein C11orf68 | Q9H3H3 | | |
| UNQ499/PRO1016 | Q9NRZ5 | | |
| UNQ2528/PRO6027 | Q6UX98 | | |
| UNQ1896/PRO4342 | Q9UBH0 | | |
| Uncharacterized protein C20orf195 | Q9BVV2 | | |
| Uncharacterized protein C1orf109 | Q9NX04 | | |
| Ultrahigh sulfur keratin-associated protein 9.4 | Q9BYQ2 | | |
| UL42 | P10226 | | |
| UGPP | O95848 | | |
| UGPPase | O95848 | | |
| UDP-N-acetylglucosamine--peptide N-acetylglucosaminyltransferase 110 kDa subunit | O15294 | | |
| UDPG pyrophosphatase | O95848 | | |
| UBL1 | P63165 | | |
| Ubiquitously expressed transcript protein | Q9UBK9 | | |
| Ubiquitin thioesterase OTUB2 | Q96DC9 | | |
| Ubiquitin-specific-processing protease OTUB2 | Q96DC9 | | |
| Ubiquitin-protein ligase Z | Q9H832 | | |
| Ubiquitin-protein ligase | P61086 | | |
| Ubiquitin-like protein UBL1 | P63165 | | |
| CSF1 | P09603 | | |