| Rab9 effector protein with kelch motifs | Rabepk | Q8VCH5 | 5 |
| Ral GTPase-activating protein subunit beta (p170) | Ralgapb Kiaa1219 | Q8BQZ4 | 5 |
| Ras association domain-containing protein 1 (Protein 123F2) | Rassf1 | Q99MK9 | 5 |
| Ras-related protein Rab-11B | Rab11b | P46638 | 5 |
| Ras-related protein Rab-14 | Rab14 | Q91V41 | 5 |
| Ras-related protein Rab-31 | Rab31 | Q921E2 | 5 |
| Ras-related protein Rab-34 (Ras-related homolog) (Ras-related protein Rab-39) (Ras-related protein Rah) | Rab34 Rab39 Rah Rah1 | Q64008 | 5 |
| Ras-related protein Rab-7b | Rab7b | Q8VEA8 | 5 |
| Receptor-type tyrosine-protein phosphatase S (R-PTP-S) (EC 3.1.3.48) (PTPNU-3) (Receptor-type tyrosine-protein phosphatase sigma) (R-PTP-sigma) | Ptprs | B0V2N1 | 5 |
| Regulator of G-protein signaling 16 (RGS16) (A28-RGS14P) (Retinal-specific RGS) (RGS-r) (Retinally abundant regulator of G-protein signaling) | Rgs16 Rgsr | P97428 | 5 |
| Regulator of G-protein signaling 2 (RGS2) | Rgs2 | O08849 | 5 |
| Replication factor C subunit 1 (A1-P145) (Activator 1 140 kDa subunit) (A1 140 kDa subunit) (Activator 1 large subunit) (Activator 1 subunit 1) (Differentiation-specific element-binding protein) (ISRE-binding protein) (Replication factor C 140 kDa subunit) (RF-C 140 kDa subunit) (RFC140) (Replication factor C large subunit) | Rfc1 Ibf-1 Recc1 | P35601 | 5 |
| Retinitis pigmentosa 9 protein homolog (Pim-1-associated protein) (PAP-1) | rp9 Rp9h | P97762 | 5 |
| Retinoid-inducible serine carboxypeptidase (EC 3.4.16.-) (Serine carboxypeptidase 1) | Scpep1 Risc | Q920A5 | 5 |
| Retinol dehydrogenase 11 (EC 1.1.1.300) (Androgen-regulated short-chain dehydrogenase/reductase 1) (Cell line MC/9.IL4-derived protein 1) (M42C60) (Prostate short-chain dehydrogenase/reductase 1) (Retinal reductase 1) (RalR1) (Short-chain aldehyde dehydrogenase) (SCALD) | Rdh11 Arsdr1 Mdt1 Psdr1 | Q9QYF1 | 5 |
| Rho-related BTB domain-containing protein 2 (Deleted in breast cancer 2 gene protein homolog) | Rhobtb2 Dbc2 | Q91V93 | 5 |
| Ribosome production factor 1 (Brix domain-containing protein 5) (Ribosome biogenesis protein RPF1) | Rpf1 Bxdc5 | Q7TND5 | 5 |
| Ribosome-recycling factor, mitochondrial (RRF) (Ribosome-releasing factor, mitochondrial) | Mrrf | Q9D6S7 | 5 |
| RING finger and CHY zinc finger domain-containing protein 1 (EC 6.3.2.-) (Androgen receptor N-terminal-interacting protein) (CH-rich-interacting match with PLAG1) (E3 ubiquitin-protein ligase Pirh2) (Zinc finger protein 363) | Rchy1 Arnip Chimp Zfp363 Znf363 | Q9CR50 | 5 |
| RING finger protein 10 (Sid 2705) | Rnf10 Kiaa0262 Rie2 Sid2705 | Q3UIW5 | 5 |
| RNA exonuclease 1 homolog (EC 3.1.-.-) (Transcription elongation factor B polypeptide 3-binding protein 1) | Rexo1 Kiaa1138 Tceb3bp1 | Q7TT28 | 5 |
| RNA-binding motif, single-stranded-interacting protein 2 | Rbms2 | Q8VC70 | 5 |
| RNMT-activating mini protein (RAM) (Protein FAM103A1) | Fam103a1 | Q9CQY2 | 5 |
| S-adenosylmethionine decarboxylase proenzyme 1 (AdoMetDC 1) (SAMDC 1) (EC 4.1.1.50) [Cleaved into: S-adenosylmethionine decarboxylase 1 alpha chain; S-adenosylmethionine decarboxylase 1 beta chain] | Amd1 | P31154 | 5 |
| SAFB-like transcription modulator (Modulator of estrogen-induced transcription) (SAF-like transcription modulator) | Sltm Met | Q8CH25 | 5 |
| Sel1 repeat-containing protein 1 (Beta-lactamase hcp-like protein) | Selrc1 | Q921H9 | 5 |
| Serine-threonine kinase receptor-associated protein (UNR-interacting protein) | Strap Unrip | Q9Z1Z2 | 5 |
| Serine/threonine-protein kinase PDIK1L (EC 2.7.11.1) (PDLIM1-interacting kinase 1-like) | Pdik1l | Q8QZR7 | 5 |
| Serine/threonine-protein kinase RIO3 (EC 2.7.11.1) (RIO kinase 3) | Riok3 | Q9DBU3 | 5 |
| Serine/threonine-protein phosphatase 6 regulatory subunit 3 (SAPS domain family member 3) | Ppp6r3 D19Ertd703e Kiaa1558 Pp6r3 Saps3 | Q922D4 | 5 |
| Serine/threonine-protein phosphatase PP1-beta catalytic subunit (PP-1B) (EC 3.1.3.16) (EC 3.1.3.53) | Ppp1cb | P62141 | 5 |
| Short-chain dehydrogenase/reductase family 9C member 7 (EC 1.1.1.-) (Orphan short-chain dehydrogenase/reductase) (SDR-O) (RDH-S) | Sdr9c7 Rdhs Sdro | Q8K3P0 | 5 |
| Sialin (H(+)/nitrate cotransporter) (H(+)/sialic acid cotransporter) (AST) (Solute carrier family 17 member 5) (Vesicular H(+)/Aspartate-glutamate cotransporter) | Slc17a5 | Q8BN82 | 5 |
| Signal peptide peptidase-like 3 (SPP-like 3) (EC 3.4.23.-) (Intramembrane protease 2) (IMP-2) (Presenilin-like protein 4) | Sppl3 Imp2 Psl4 Usmg3 | Q9CUS9 | 5 |
| Single-stranded DNA-binding protein, mitochondrial (Mt-SSB) (MtSSB) | Ssbp1 | Q9CYR0 | 5 |
| SLAIN motif-containing protein 2 | Slain2 Kiaa1458 | Q8CI08 | 5 |
| Smad nuclear-interacting protein 1 | Snip1 | Q8BIZ6 | 5 |
| SNF-related serine/threonine-protein kinase (EC 2.7.11.1) (SNF1-related kinase) | Snrk | Q8VDU5 | 5 |
| Sodium- and chloride-dependent taurine transporter (Solute carrier family 6 member 6) | Slc6a6 Taut | O35316 | 5 |
| Sodium/hydrogen exchanger 8 (Na(+)/H(+) exchanger 8) (NHE-8) (Solute carrier family 9 member 8) | Slc9a8 Nhe8 | Q8R4D1 | 5 |
| Sodium/potassium-transporting ATPase subunit beta-1 (Sodium/potassium-dependent ATPase subunit beta-1) | Atp1b1 Atp4b | P14094 | 5 |
| Solute carrier family 25 member 39 | Slc25a39 D11Ertd333e | Q9D8K8 | 5 |
| Sorting nexin-10 | Snx10 | Q9CWT3 | 5 |
| Spastin (EC 3.6.4.3) | Spast Kiaa1083 Spg4 | Q9QYY8 | 5 |
| Speckle-type POZ protein (HIB homolog 1) (PDX-1 C-terminal-interacting factor 1) | Spop Pcif1 | Q6ZWS8 | 5 |
| Spermine synthase (SPMSY) (EC 2.5.1.22) (Spermidine aminopropyltransferase) | Sms | P97355 | 5 |
| Splicing factor 1 | Sf1 | E9Q4Q2 | 5 |
| Sprouty-related, EVH1 domain-containing protein 1 (Spred-1) | Spred1 | Q924S8 | 5 |
| Stannin | Snn | P61807 | 5 |
| Sterol 26-hydroxylase, mitochondrial (EC 1.14.13.15) (5-beta-cholestane-3-alpha,7-alpha,12-alpha-triol 27-hydroxylase) (Cytochrome P-450C27/25) (Cytochrome P450 27) (Sterol 27-hydroxylase) (Vitamin D(3) 25-hydroxylase) | Cyp27a1 | Q9DBG1 | 5 |
| STIP1 homology and U box-containing protein 1 (EC 6.3.2.-) (Carboxy terminus of Hsp70-interacting protein) (E3 ubiquitin-protein ligase CHIP) | Stub1 Chip | Q9WUD1 | 5 |
| Stress-associated endoplasmic reticulum protein 1 (Ribosome-attached membrane protein 4) | Serp1 D3Ucla1 Ramp4 | Q9Z1W5 | 5 |
| Suppressor of cytokine signaling 6 (SOCS-6) (Cytokine-inducible SH2 protein 4) (CIS-4) (Suppressor of cytokine signaling 4) (SOCS-4) | Socs6 Cis4 Cish4 Socs4 | Q9JLY0 | 5 |
| Synaptosomal-associated protein 47 (SNAP-47) (Synaptosomal-associated 47 kDa protein) | Snap47 | Q8R570 | 5 |
| Synembryn-A (Protein Ric-8A) | Ric8a Ric8 | Q3TIR3 | 5 |
| T-lymphocyte activation antigen CD86 (Activation B7-2 antigen) (Early T-cell costimulatory molecule 1) (ETC-1) (CD antigen CD86) | Cd86 | P42082 | 5 |
| Telomerase-binding protein EST1A (EC 3.1.-.-) (EST1-like protein A) (Ever shorter telomeres 1A) (Smg-6 homolog) (Telomerase subunit EST1A) | Smg6 Est1a Kiaa0732 | P61406 | 5 |
| THAP domain-containing protein 4 | Thap4 | Q6P3Z3 | 5 |
| TM2 domain-containing protein 1 (Beta-amyloid-binding protein) (mBBP) | Tm2d1 Bbp | Q99MB3 | 5 |
| Transcription factor MafG (V-maf musculoaponeurotic fibrosarcoma oncogene homolog G) | Mafg | O54790 | 5 |
| Transcription factor RFX3 (Regulatory factor X 3) | Rfx3 | P48381 | 5 |
| Transcription intermediary factor 1-beta (TIF1-beta) (E3 SUMO-protein ligase TRIM28) (EC 6.3.2.-) (KRAB-A-interacting protein) (KRIP-1) (Tripartite motif-containing protein 28) | Trim28 Krip1 Tif1b | Q62318 | 5 |
| Transformer-2 protein homolog beta (TRA-2 beta) (TRA2-beta) (Silica-induced gene 41 protein) (SIG-41) (Splicing factor, arginine/serine-rich 10) (Transformer-2 protein homolog B) | Tra2b Sfrs10 Silg41 | P62996 | 5 |
| Translocating chain-associated membrane protein 1 | Tram1 | Q91V04 | 5 |
| Translocation protein SEC63 homolog | Sec63 Sec63l | Q8VHE0 | 5 |
| Transmembrane protein 41B | Tmem41b D7Ertd743e Kiaa0033 | Q8K1A5 | 5 |
| Trinucleotide repeat-containing gene 6B protein | Tnrc6b Kiaa1093 | Q8BKI2 | 5 |
| tRNA selenocysteine 1-associated protein 1 (SECp43) (tRNA selenocysteine-associated protein 1) | Trnau1ap Secp43 Trspap1 | Q80VC6 | 5 |
| Tropomodulin-3 (Ubiquitous tropomodulin) (U-Tmod) | Tmod3 | Q9JHJ0 | 5 |
| Tubulin alpha-4A chain (Alpha-tubulin 4) (Alpha-tubulin isotype M-alpha-4) (Tubulin alpha-4 chain) | Tuba4a Tuba4 | P68368 | 5 |
| Tubulin beta-2A chain | Tubb2a Tubb2 | Q7TMM9 | 5 |
| Tubulin beta-5 chain | Tubb5 | P99024 | 5 |
| Tyrosine-protein phosphatase non-receptor type 2 (Protein-tyrosine phosphatase PTP-2) (EC 3.1.3.48) (MPTP) | Ptpn2 Ptpt | Q06180 | 5 |
| U6 snRNA-associated Sm-like protein LSm4 | Lsm4 | Q9QXA5 | 5 |
| Ubiquinol-cytochrome c reductase complex chaperone CBP3 homolog (Basic FGF-repressed Zic-binding protein) (mbFZb) | Uqcc Bfzb | Q9CWU6 | 5 |
| Ubiquitin-conjugating enzyme E2 B (EC 6.3.2.19) (E214K) (RAD6 homolog B) (HR6B) (mHR6B) (Ubiquitin carrier protein B) (Ubiquitin-protein ligase B) | Ube2b Rad6b | P63147 | 5 |
| Ubiquitin-conjugating enzyme E2 J2 (EC 6.3.2.19) (Non-canonical ubiquitin-conjugating enzyme 2) (NCUBE-2) | Ube2j2 Ncube2 | Q6P073 | 5 |
| Ubiquitin-conjugating enzyme E2 R2 (EC 6.3.2.19) (Ubiquitin carrier protein R2) (Ubiquitin-conjugating enzyme E2-CDC34B) (Ubiquitin-protein ligase R2) | Ube2r2 Cdc34b Ubc3b | Q6ZWZ2 | 5 |
| Ubiquitin-like-conjugating enzyme ATG3 (EC 6.3.2.-) (Autophagy-related protein 3) (APG3-like) | Atg3 Apg3l | Q9CPX6 | 5 |
| UDP-galactose translocator (Solute carrier family 35 member A2) (UDP-galactose transporter) (UDP-Gal-Tr) (UGT) (mUGT1) | Slc35a2 Ugt1 | Q9R0M8 | 5 |
| UDP-glucose:glycoprotein glucosyltransferase 1 (UGT1) (EC 2.4.1.-) (UDP--Glc:glycoprotein glucosyltransferase) (UDP-glucose ceramide glucosyltransferase-like 1) | Uggt1 Gt Ugcgl1 Uggt Ugt1 Ugtr | Q6P5E4 | 5 |
| UMP-CMP kinase (EC 2.7.4.14) (Deoxycytidylate kinase) (CK) (dCMP kinase) (Nucleoside-diphosphate kinase) (EC 2.7.4.6) (Uridine monophosphate/cytidine monophosphate kinase) (UMP/CMP kinase) (UMP/CMPK) | Cmpk1 Cmk Cmpk Uck Umk Umpk | Q9DBP5 | 5 |
| Uncharacterized protein C12orf4 homolog | D6Wsu163e | Q91YN0 | 5 |
| Uncharacterized protein C12orf43 homolog | 0 | Q3UY34 | 5 |
| Uncharacterized protein C16orf90 homolog | 0 | Q8BT88 | 5 |
| Uncharacterized protein C8orf47 homolog | 0 | Q8K0S2 | 5 |
| UPF0184 protein C9orf16 homolog | 0 | P58686 | 5 |
| UPF0461 protein C5orf24 homolog | 0 | Q80X32 | 5 |
| UPF0471 protein C1orf63 homolog | D4Wsu53e MNCb-0169 | Q3UC65 | 5 |
| UPF0538 protein C2orf76 homolog | 0 | Q9CRW3 | 5 |
| Upstream stimulatory factor 2 (Major late transcription factor 2) (Upstream transcription factor 2) | Usf2 | Q64705 | 5 |
| V-type proton ATPase subunit C 1 (V-ATPase subunit C 1) (Vacuolar proton pump subunit C 1) | Atp6v1c1 Atp6c Atp6c1 Vatc | Q9Z1G3 | 5 |
| Very low-density lipoprotein receptor (VLDL receptor) (VLDL-R) | Vldlr | P98156 | 5 |
| Very-long-chain enoyl-CoA reductase (EC 1.3.1.93) (Synaptic glycoprotein SC2) (Trans-2,3-enoyl-CoA reductase) (TER) | Tecr Gpsn2 | Q9CY27 | 5 |
| Vitamin K epoxide reductase complex subunit 1-like protein 1 (VKORC1-like protein 1) | Vkorc1l1 | Q6TEK5 | 5 |
| WD repeat domain phosphoinositide-interacting protein 2 (WIPI-2) | Wipi2 | Q80W47 | 5 |
| WD repeat-containing protein mio | Mios | Q8VE19 | 5 |
| WD40 repeat-containing protein SMU1 (Smu-1 suppressor of mec-8 and unc-52 protein homolog) [Cleaved into: WD40 repeat-containing protein SMU1, N-terminally processed] | Smu1 | Q3UKJ7 | 5 |
| WW domain binding protein 1-like (Outcome predictor in acute leukemia 1 homolog) | Wbp1l D19Wsu162e Opal1 | Q8BGW2 | 5 |
| Zinc finger and BTB domain-containing protein 20 (BTB/POZ domain zinc finger factor HOF) (Zinc finger protein 288) | Zbtb20 Zfp288 | Q8K0L9 | 5 |