| Rho-related GTP-binding protein RhoJ | RHOJ | G3V4H1 | 1 |
| Rhomboid-related protein 2 (RRP2) (EC 3.4.21.105) (Rhomboid-like protein 2) [Cleaved into: Rhomboid-related protein 2, N-terminal fragment (NTF); Rhomboid-related protein 2, C-terminal fragment (CTF)] | RHBDL2 | Q9NX52 | 1 |
| Rhomboid-related protein 4 | RHBDD1 | B9A054 | 1 |
| Rhophilin-1 (GTP-Rho-binding protein 1) | RHPN1 KIAA1929 | Q8TCX5 | 1 |
| Rhophilin-2 (76 kDa RhoB effector protein) (GTP-Rho-binding protein 2) (p76RBE) | RHPN2 | B3KUY8 | 1 |
| Rhotekin-2 (Pleckstrin homology domain-containing family K member 1) (PH domain-containing family K member 1) | RTKN2 PLEKHK1 | Q8IZC4 | 1 |
| Ribokinase | RBKS | E9PBU0 | 1 |
| Ribonuclease H2 subunit C | RNASEH2C | E9PKP0 | 1 |
| Ribonuclease K6 (RNase K6) (EC 3.1.27.-) | RNASE6 RNS6 | Q93091 | 1 |
| Ribonuclease P protein subunit p25-like protein (RNase P protein subunit-like p25) (Rpp25-like protein) | RPP25L C9orf23 | Q8N5L8 | 1 |
| Ribonuclease P protein subunit p30 (Fragment) | RPP30 | Q5VU11 | 1 |
| Ribonuclease P protein subunit p40 | RPP40 | X6RLL4 | 1 |
| Ribonuclease/angiogenin inhibitor 1, isoform CRA_a | RNH1 hCG_18617 | A0A024RC87 | 1 |
| Ribonucleoside-diphosphate reductase subunit M2 (EC 1.17.4.1) (Ribonucleotide reductase small chain) (Ribonucleotide reductase small subunit) | RRM2 RR2 | Q5WRU7 | 1 |
| Ribonucleoside-diphosphate reductase subunit M2 B | RRM2B | E5RG52 | 1 |
| Ribose-phosphate pyrophosphokinase 1 | PRPS1 | B1ALA9 | 1 |
| Ribose-phosphate pyrophosphokinase 2 (Fragment) | PRPS2 | H7C540 | 1 |
| Ribose-phosphate pyrophosphokinase 3 | PRPS1L1 | A0A0B4J207 | 1 |
| Ribosomal biogenesis protein LAS1L (Fragment) | LAS1L | R4GNF7 | 1 |
| Ribosomal protein L15 (Fragment) | RPL15 | E7EQV9 | 1 |
| Ribosomal protein L22 (Fragment) | RPL22 | Q9BYF5 | 1 |
| Ribosomal protein L27a | RPL27A | Q6NZ52 | 1 |
| Ribosomal protein L28 (Fragment) | 0 | O60251 | 1 |
| Ribosomal protein L5 variant (Fragment) | 0 | Q59GX9 | 1 |
| Ribosomal protein S23, isoform CRA_a (cDNA FLJ77921, highly similar to Homo sapiens ribosomal protein S23 (RPS23), mRNA) (cDNA, FLJ92033, Homo sapiens ribosomal protein S23 (RPS23), mRNA) | RPS23 hCG_38189 | A8K517 | 1 |
| Ribosomal protein S6 kinase (EC 2.7.11.1) | RPS6KB2 | Q9BRS0 | 1 |
| Ribosomal protein S6 kinase (EC 2.7.11.1) | RPS6KA1 | E9PGT3 | 1 |
| Ribosomal protein S6 kinase alpha-3 (Fragment) | RPS6KA3 | B1AXG1 | 1 |
| Ribosomal protein S6 kinase alpha-3 (Fragment) | RPS6KA3 | B1AXG2 | 1 |
| Ribosomal protein S6 kinase alpha-5 (S6K-alpha-5) (EC 2.7.11.1) (90 kDa ribosomal protein S6 kinase 5) (Nuclear mitogen- and stress-activated protein kinase 1) (RSK-like protein kinase) (RSKL) | RPS6KA5 MSK1 | B7Z2Y5 | 1 |
| Ribosomal protein S6 kinase alpha-6 (S6K-alpha-6) (EC 2.7.11.1) (90 kDa ribosomal protein S6 kinase 6) (p90-RSK 6) (p90RSK6) (Ribosomal S6 kinase 4) (RSK-4) (pp90RSK4) | RPS6KA6 RSK4 | B7ZL90 | 1 |
| Ribosomal protein S6 kinase delta-1 (S6K-delta-1) (EC 2.7.11.1) (52 kDa ribosomal protein S6 kinase) (Ribosomal S6 kinase-like protein with two PSK domains 118 kDa protein) (SPHK1-binding protein) | RPS6KC1 RPK118 | Q96S38 | 1 |
| Ribosomal protein S6 kinase-like 1 (EC 2.7.11.1) | RPS6KL1 | Q9Y6S9 | 1 |
| Ribosomal RNA small subunit methyltransferase NEP1 (Fragment) | EMG1 | A0A087WVM7 | 1 |
| Ribosome biogenesis protein BOP1 (Block of proliferation 1 protein) | BOP1 | B2RDN4 | 1 |
| Ribosome biogenesis protein TSR3 homolog | TSR3 C16orf42 UND313L | Q9UJK0 | 1 |
| Ribosome production factor 1 (Brix domain-containing protein 5) (Ribosome biogenesis protein RPF1) | RPF1 BXDC5 | Q9H9Y2 | 1 |
| Ribosome-binding protein 1 | RRBP1 | F8W7S5 | 1 |
| Ribosome-binding protein 1 | RRBP1 | A0A087WVV2 | 1 |
| Ribosome-binding protein 1 (180 kDa ribosome receptor homolog) (RRp) (ES/130-related protein) (Ribosome receptor protein) | RRBP1 KIAA1398 | A2A2S6 | 1 |
| Rieske domain-containing protein | RFESD | Q8TAC1 | 1 |
| RIMS-binding protein 2 (RIM-BP2) | RIMBP2 KIAA0318 RBP2 | O15034 | 1 |
| RIMS-binding protein 3A (RIM-BP3.A) (RIMS-binding protein 3.1) (RIM-BP3.1) | RIMBP3 KIAA1666 RIMBP3A | Q9UFD9 | 1 |
| RIMS-binding protein 3B (RIM-BP3.B) (RIMS-binding protein 3.2) (RIM-BP3.2) | RIMBP3B | A6NNM3 | 1 |
| RING finger protein 10 | RNF10 KIAA0262 RIE2 | Q8N5U6 | 1 |
| RING finger protein 10 (Fragment) | RNF10 | H0YFN9 | 1 |
| RING finger protein 112 (Brain finger protein) (Zinc finger protein 179) | RNF112 BFP ZNF179 | Q9ULX5 | 1 |
| RING finger protein 121 | RNF121 | Q9H920 | 1 |
| RING finger protein 166 | RNF166 | H3BTX7 | 1 |
| RING finger protein 175 | RNF175 | Q8N4F7 | 1 |
| RING finger protein 186 | RNF186 | Q9NXI6 | 1 |
| RING finger protein 212B | RNF212B C14orf164 | A8MTL3 | 1 |
| RING finger protein 215 (Fragment) | RNF215 | H0Y2L4 | 1 |
| RING finger protein 219 | RNF219 C13orf7 | Q5W0B1 | 1 |
| RING finger protein 44 | RNF44 | D6RAW5 | 1 |
| RING1 and YY1-binding protein (Apoptin-associating protein 1) (APAP-1) (Death effector domain-associated factor) (DED-associated factor) (YY1 and E4TF1-associated factor 1) | RYBP DEDAF YEAF1 | Q8N488 | 1 |
| RNA binding motif protein 10, isoform CRA_d (RNA-binding protein 10) | RBM10 hCG_1811529 | A0A0A0MR66 | 1 |
| RNA binding motif protein 14 variant (Fragment) | 0 | Q59GV2 | 1 |
| RNA binding protein S1, serine-rich domain, isoform CRA_c (RNA-binding protein with serine-rich domain 1) | RNPS1 hCG_1989969 | H3BPG5 | 1 |
| RNA exonuclease 1 homolog (EC 3.1.-.-) (Elongin-A-binding protein 1) (EloA-BP1) (Transcription elongation factor B polypeptide 3-binding protein 1) | REXO1 ELOABP1 KIAA1138 TCEB3BP1 | Q8N1G1 | 1 |
| RNA polymerase II elongation factor ELL2 | ELL2 | O00472 | 1 |
| RNA polymerase II elongation factor ELL3 | ELL3 | Q9HB65 | 1 |
| RNA polymerase II-associated protein 1 | RPAP1 | H3BRE8 | 1 |
| RNA polymerase II-associated protein 1 (Fragment) | RPAP1 | H3BPM3 | 1 |
| RNA polymerase-associated protein RTF1 homolog (Fragment) | RTF1 | H0YKX1 | 1 |
| RNA pseudouridylate synthase domain-containing protein 1 (Ribosomal large subunit pseudouridine synthase C-like protein) | RPUSD1 C16orf40 RLUCL | Q9UJJ7 | 1 |
| RNA-binding motif protein, X chromosome | RBMX | H3BNC1 | 1 |
| RNA-binding protein 24 (RNA-binding motif protein 24) (RNA-binding region-containing protein 6) | RBM24 RNPC6 | Q9BX46 | 1 |
| RNA-binding protein 33 (Fragment) | RBM33 | H0Y3K4 | 1 |
| RNA-binding protein 4 (Fragment) | RBM4 | E9PB51 | 1 |
| RNA-binding protein 42 | RBM42 | K7EP90 | 1 |
| RNA-binding protein 43 | RBM43 | B8ZZQ2 | 1 |
| RNA-binding protein 44 (RNA-binding motif protein 44) | RBM44 | Q6ZP01 | 1 |
| RNA-binding protein 45 (Developmentally-regulated RNA-binding protein 1) (RB-1) (RNA-binding motif protein 45) | RBM45 DRB1 DRBP1 | Q8IUH3 | 1 |
| RNA-binding protein EWS | EWSR1 | B0QYK0 | 1 |
| RNA-binding protein MEX3B (RING finger and KH domain-containing protein 3) (RING finger protein 195) | MEX3B KIAA2009 RKHD3 RNF195 | Q6ZN04 | 1 |
| RNA-binding protein Musashi homolog 2 (Fragment) | MSI2 | J3KTC1 | 1 |
| RNA-binding protein with serine-rich domain 1 | RNPS1 | H3BV80 | 1 |
| RNA-binding Raly-like protein (Fragment) | RALYL | E5RIX9 | 1 |
| Ropporin-1B (Rhophilin-associated protein 1B) | ROPN1B | Q9BZX4 | 1 |
| ROR1 protein (Fragment) | ROR1 | A2VCQ3 | 1 |
| Round spermatid basic protein 1 | RSBN1 | Q5VWQ0 | 1 |
| Roundabout homolog 1 | ROBO1 | A0A087WZ85 | 1 |
| Roundabout homolog 3 (Roundabout-like protein 3) | ROBO3 | Q96MS0 | 1 |
| RPL14 protein (Ribosomal protein L14 variant) | RPL14 | Q6IPH7 | 1 |
| RPS10-NUDT3 readthrough | RPS10-NUDT3 | A0A1W2PQS6 | 1 |
| RPS4Y1 protein (Fragment) | RPS4Y1 | A4FU11 | 1 |
| rRNA 2'-O-methyltransferase fibrillarin (Fragment) | FBL | M0QXL5 | 1 |
| RUN and FYVE domain-containing protein 2 (Fragment) | RUFY2 | H0YD93 | 1 |
| RUN and TBC1 domain-containing protein 3 | RUTBC3 | B9A6J5 | 1 |
| RWD domain-containing protein 1 (Fragment) | RWDD1 | E5RGQ3 | 1 |
| RWD domain-containing protein 1 (Fragment) | RWDD1 | E5RGS5 | 1 |
| RWD domain-containing protein 2B | RWDD2B C21orf6 GL011 | P57060 | 1 |
| Ryanodine receptor 2 | RYR2 | H7BY35 | 1 |
| S phase cyclin A-associated protein in the endoplasmic reticulum (S phase cyclin A-associated protein in the ER) (Zinc finger protein 291) | SCAPER KIAA1454 ZNF291 MSTP063 | Q9BY12 | 1 |
| S-(hydroxymethyl)glutathione dehydrogenase (EC 1.1.1.284) | ADH5 | Q6FI45 | 1 |
| S-(hydroxymethyl)glutathione dehydrogenase (EC 1.1.1.284) | 0 | Q5U043 | 1 |
| S-(hydroxymethyl)glutathione dehydrogenase (EC 1.1.1.284) | ADH5 HEL-S-60p hCG_41483 | Q6IRT1 | 1 |
| S-adenosyl-L-methionine-dependent tRNA 4-demethylwyosine synthase (EC 4.1.3.44) (Radical S-adenosyl methionine and flavodoxin domain-containing protein 1) (tRNA wybutosine-synthesizing protein 1 homolog) (tRNA-yW-synthesizing protein) | TYW1 RSAFD1 | Q9NV66 | 1 |
| S-adenosyl-L-methionine-dependent tRNA 4-demethylwyosine synthase (EC 4.1.3.44) (Radical S-adenosyl methionine and flavodoxin domain-containing protein 2) (tRNA wybutosine-synthesizing protein 1 homolog B) | TYW1B RSAFD2 | Q6NUM6 | 1 |