| Sphingosine 1-phosphate receptor 3 | Humans | Receptor for the lysosphingolipid sphingosine 1-phosphate (S1P). S1P is a bioactive lysophospholipid that elicits div... more | 2 | Details |
| Sphingosine 1-phosphate receptor 4 | Humans | G protein-coupled receptor highly expressed in immune cells, where it regulates immune response and cytokine producti... more | 3 | Details |
| Sphingosine 1-phosphate receptor 5 | Humans | Receptor for the lysosphingolipid sphingosine 1-phosphate (S1P). S1P is a bioactive lysophospholipid that elicits div... more | 5 | Details |
| Sphingosine Kinase | Humans | Not Available | 1 | Details |
| Sphingosine kinase 1 | Humans | Catalyzes the phosphorylation of sphingosine to form sphingosine 1-phosphate (SPP), a lipid mediator with both intra-... more | 5 | Details |
| Sphingosine kinase 2 | Humans | Catalyzes the phosphorylation of sphingosine to form sphingosine-1-phosphate (SPP), a lipid mediator with both intra-... more | 1 | Details |
| Sphingosine-1-phosphate lyase 1 | Humans | Cleaves phosphorylated sphingoid bases (PSBs), such as sphingosine-1-phosphate, into fatty aldehydes and phosphoethan... more | 2 | Details |
| Spike glycoprotein | SARS-CoV-2 | Spike protein S1 Attaches the virion to the cell membrane by interacting with host receptor, initiating the infection... more | 50 | Details |
| Spliceosome RNA helicase DDX39B | Humans | Involved in nuclear export of spliced and unspliced mRNA. Component of the TREX complex which is thought to couple mR... more | 1 | Details |
| Splicing factor 1 | Humans | Necessary for the ATP-dependent first step of spliceosome assembly. Binds to the intron branch point sequence (BPS) 5... more | 1 | Details |
| Splicing factor 3A subunit 2 | Humans | Component of the 17S U2 SnRNP complex of the spliceosome, a large ribonucleoprotein complex that removes introns from... more | 1 | Details |
| Splicing factor 3A subunit 3 | Humans | Component of the 17S U2 SnRNP complex of the spliceosome, a large ribonucleoprotein complex that removes introns from... more | 1 | Details |
| Splicing factor 3B subunit 1 | Humans | Component of the 17S U2 SnRNP complex of the spliceosome, a large ribonucleoprotein complex that removes introns from... more | 2 | Details |
| Splicing factor 3B subunit 3 | Humans | Component of the 17S U2 SnRNP complex of the spliceosome, a large ribonucleoprotein complex that removes introns from... more | 2 | Details |
| Splicing factor 3B subunit 5 | Humans | Component of the 17S U2 SnRNP complex of the spliceosome, a large ribonucleoprotein complex that removes introns from... more | 1 | Details |
| Splicing factor, proline- and glutamine-rich | Humans | DNA- and RNA binding protein, involved in several nuclear processes. Essential pre-mRNA splicing factor required earl... more | 2 | Details |
| Split-Soret cytochrome c | Desulfovibrio desulfuricans (strain ATCC 27774 / DSM 6949) | Diheme cytochrome c which may be involved in sulfate reduction. | 1 | Details |
| Spore coat polysaccharide biosynthesis protein SpsA | Bacillus subtilis (strain 168) | Glycosyltransferase implicated in the synthesis of the spore coat. | 1 | Details |
| Squalene epoxidase ERG1 | Yeast | Squalene epoxidase; part of the third module of ergosterol biosynthesis pathway that includes the late steps of the p... more | 4 | Details |
| Squalene monooxygenase | Humans | Catalyzes the stereospecific oxidation of squalene to (S)-2,3-epoxysqualene, and is considered to be a rate-limiting ... more | 9 | Details |
| Squalene synthase | Humans | Catalyzes the condensation of 2 farnesyl pyrophosphate (FPP) moieties to form squalene. Proceeds in two distinct step... more | 4 | Details |
| Squalene--hopene cyclase | Alicyclobacillus acidocaldarius subsp. acidocaldarius (strain ATCC 27009 / DSM 446 / 104-1A) | Catalyzes the cyclization of squalene into hopene. | 11 | Details |
| SRSF protein kinase 2 | Humans | Serine/arginine-rich protein-specific kinase which specifically phosphorylates its substrates at serine residues loca... more | 3 | Details |
| SrtB family sortase | Bacillus anthracis | Not Available | 1 | Details |
| Stabilin-1 | Humans | Acts as a scavenger receptor for acetylated low density lipoprotein. Binds to both Gram-positive and Gram-negative ba... more | 1 | Details |