Table 2. Groupings of statistically significantly associated proteins by their biological processes.
| Protein | Association |
|---|---|
| Blood group proteins | |
| ABO | Risk of hospitalization & need of respiratory support or death due to COVID |
| KEL | Protection against hospitalization |
| Antigen recognition | |
| CD207 | Risk of hospitalization & need of respiratory support or death due to COVID |
| SFTPD | Protection against hospitalization |
| Adhesion molecules | |
| SELL | Protection against hospitalization & need of respiratory support or death due to COVID |
| SELE | Protection against hospitalization & need of respiratory support or death due to COVID |
| PECAM-1 | Protection against hospitalization & need of respiratory support or death due to COVID |
| sICAM-1 | Protection against need of respiratory support or death due to COVID |
| Transporters | |
| RAB14 | Risk of hospitalization & need of respiratory support or death due to COVID |
| ATP2A3 | Protection against hospitalization |
| Enzymes | |
| GCNT4 | Risk of hospitalization & need of respiratory support or death due to COVID |
| C1GALT1C1 | Risk of hospitalization & need of respiratory support or death due to COVID |
| FAAH2 | Risk of hospitalization |
| LCTL | Protection against hospitalization |
Note: ABO = ABO system transferase; ATP2A3 = ATPase sarcoplasmic/endoplasmic reticulum Ca2+ transporting 3; C1GALT1C1 = C1GALT1 specific chaperone 1; CD207 = langerin; FAAH2 = fatty acid amide hydrolase 2; GCNT4 = glucosaminyl (N-Acetyl) transferase 4; KEL = Kell metallo-endopeptidase (Kell Blood Group); LCTL = lactase-like protein; PECAM1 = platelet endothelial cell adhesion molecule; RAB14 = ras-related protein rab-14; SELE = E-selectin; SELL = L-selectin; SFTPD = surfactant protein D; sICAM1 = soluble intercellular adhesion molecule-1.