| Phenylalanine | 0.16519 | UniProtKB |
| Phenylalanylphenylalanine | 0.3124 | UniProtKB |
| Phenylalanylserine | 0.25227 | UniProtKB |
| Phospholipids | 0.744 | Found via general search |
| Phosphorylcholine Chloride | 0.2196 | UniProtKB |
| PINP (amino-terminal propeptide of procollagen type I) | 35 | Found via general search |
| PIVKA-II | 66 | Found via general search |
| Plasmin | 83 | Found via general search |
| Plasmin-alpha2-plasmin inhibitor complex (PIC) | 54.566 | UniProtKB |
| Plasminogen | 90 | 21136135 |
