| Protein TEX261 | TEX261 UNQ1882/PRO4325 | Q6UWH6 | 4 |
| Protein transport protein Sec23A (SEC23-related protein A) | SEC23A | Q15436 | 4 |
| Protein unc-50 homolog (Periodontal ligament-specific protein 22) (PDLs22) (Protein GMH1 homolog) (hGMH1) (Uncoordinated-like protein) | UNC50 UNCL HSD-23 HSD23 | Q53HI1 | 4 |
| Protein virilizer homolog | KIAA1429 MSTP054 | Q69YN4 | 4 |
| Protein YIPF3 (Killer lineage protein 1) (Natural killer cell-specific antigen KLIP1) (YIP1 family member 3) [Cleaved into: Protein YIPF3, 36 kDa form III] | YIPF3 C6orf109 KLIP1 | Q9GZM5 | 4 |
| Protein yippee-like 3 | YPEL3 FKSG5 | P61236 | 4 |
| Protein zer-1 homolog (Hzyg) (Zyg-11 homolog B-like protein) | ZER1 C9orf60 ZYG ZYG11BL | Q7Z7L7 | 4 |
| Protein zyg-11 homolog B | ZYG11B KIAA1730 | Q9C0D3 | 4 |
| Protein-L-isoaspartate O-methyltransferase domain-containing protein 1 | PCMTD1 | Q96MG8 | 4 |
| Protocadherin-7 (Brain-heart protocadherin) (BH-Pcdh) | PCDH7 BHPCDH | O60245 | 4 |
| Protoporphyrinogen oxidase (PPO) (EC 1.3.3.4) | PPOX | P50336 | 4 |
| PRP31 pre-mRNA processing factor 31 homolog (Yeast), isoform CRA_a (U4/U6 small nuclear ribonucleoprotein Prp31) | PRPF31 hCG_20945 | F1T0A5 | 4 |
| Pulmonary surfactant-associated protein A2 (PSP-A) (PSPA) (SP-A) (SP-A2) (35 kDa pulmonary surfactant-associated protein) (Alveolar proteinosis protein) (Collectin-5) | SFTPA2 COLEC5 PSAP SFTP1 SFTPA SFTPA2B | Q8IWL1 | 4 |
| Purine nucleoside phosphorylase (PNP) (EC 2.4.2.1) (Inosine phosphorylase) (Inosine-guanosine phosphorylase) | PNP NP | P00491 | 4 |
| Putative interleukin-17 receptor E-like (IL-17 receptor E-like) (IL-17RE-like) | IL17REL | Q6ZVW7 | 4 |
| Putative monooxygenase p33MONOX (EC 1.-.-.-) (Brain-derived rescue factor p60MONOX) (Flavin monooxygenase motif-containing protein of 33 kDa) | KIAA1191 P33MONOX | Q96A73 | 4 |
| Putative peptidyl-tRNA hydrolase PTRHD1 (EC 3.1.1.29) (Peptidyl-tRNA hydrolase domain-containing protein 1) | PTRHD1 C2orf79 | Q6GMV3 | 4 |
| Putative phospholipase B-like 2 (EC 3.1.1.-) (76 kDa protein) (p76) (LAMA-like protein 2) (Lamina ancestor homolog 2) (Phospholipase B domain-containing protein 2) [Cleaved into: Putative phospholipase B-like 2 32 kDa form; Putative phospholipase B-like 2 45 kDa form] | PLBD2 | Q8NHP8 | 4 |
| Putative protein GATS (STAG3 opposite strand transcript protein) | GATS STAG3OS | Q8NAP1 | 4 |
| Putative transferase CAF17, mitochondrial (EC 2.1.-.-) (Iron-sulfur cluster assembly factor homolog) | IBA57 C1orf69 | Q5T440 | 4 |
| Putative uncharacterized protein C11orf45 | C11orf45 | Q8TAV5 | 4 |
| Putative uncharacterized protein C11orf80 | C11orf80 | Q8N6T0 | 4 |
| Putative uncharacterized protein C18orf56 | C18orf56 | Q8TAI1 | 4 |
| Putative uncharacterized protein C1orf210 | C1orf210 | Q8IVY1 | 4 |
| Putative uncharacterized protein DKFZp451J152 | DKFZp451J152 | Q86TD3 | 4 |
| Putative uncharacterized protein DKFZp686H01244 | DKFZp686H01244 | Q7Z3M2 | 4 |
| Putative uncharacterized protein DKFZp686J11229 (Fragment) | DKFZp686J11229 | Q6MZF9 | 4 |
| Pyruvate carboxylase, mitochondrial (EC 6.4.1.1) (Pyruvic carboxylase) (PCB) | PC | P11498 | 4 |
| Pyruvate dehydrogenase phosphatase regulatory subunit, mitochondrial (PDPr) | PDPR KIAA1990 | Q8NCN5 | 4 |
| Quinone oxidoreductase (EC 1.6.5.5) (NADPH:quinone reductase) (Zeta-crystallin) | CRYZ | Q08257 | 4 |
| Quinone oxidoreductase PIG3 (EC 1.-.-.-) (Tumor protein p53-inducible protein 3) (p53-induced gene 3 protein) | TP53I3 PIG3 | Q53FA7 | 4 |
| Rab GDP dissociation inhibitor alpha (Rab GDI alpha) (Guanosine diphosphate dissociation inhibitor 1) (GDI-1) (Oligophrenin-2) (Protein XAP-4) | GDI1 GDIL OPHN2 RABGDIA XAP4 | P31150 | 4 |
| Rab GTPase-activating protein 1 (GAP and centrosome-associated protein) (Rab6 GTPase-activating protein GAPCenA) | RABGAP1 HSPC094 | Q9Y3P9 | 4 |
| Rab GTPase-activating protein 1-like, isoform 10 | RABGAP1L HHL KIAA0471 | B7ZAP0 | 4 |
| Rab GTPase-binding effector protein 2 (Rabaptin-5beta) | RABEP2 RABPT5B | Q9H5N1 | 4 |
| Rab11 family-interacting protein 1 (Rab11-FIP1) (Rab-coupling protein) | RAB11FIP1 RCP | Q6WKZ4 | 4 |
| Rab9 effector protein with kelch motifs (40 kDa Rab9 effector protein) (p40) | RABEPK RAB9P40 | Q7Z6M1 | 4 |
| Rac GTPase-activating protein 1 (Male germ cell RacGap) (MgcRacGAP) (Protein CYK4 homolog) (CYK4) (HsCYK-4) | RACGAP1 KIAA1478 MGCRACGAP | Q9H0H5 | 4 |
| Radial spoke head 10 homolog B2 | RSPH10B2 | B2RC85 | 4 |
| Radiated keratinocyte mRNA 266 (keratin-related protein) (Fragment) | 0 | Q14666 | 4 |
| RAF proto-oncogene serine/threonine-protein kinase (EC 2.7.11.1) (Proto-oncogene c-RAF) (cRaf) (Raf-1) | RAF1 RAF | P04049 | 4 |
| RalBP1-associated Eps domain-containing protein 2 (Partner of RalBP1) (RalBP1-interacting protein 2) | REPS2 POB1 | Q8NFH8 | 4 |
| Ran-binding protein 3-like | RANBP3L | Q86VV4 | 4 |
| Rap guanine nucleotide exchange factor 2 (Cyclic nucleotide ras GEF) (CNrasGEF) (Neural RAP guanine nucleotide exchange protein) (nRap GEP) (PDZ domain-containing guanine nucleotide exchange factor 1) (PDZ-GEF1) (RA-GEF-1) (Ras/Rap1-associating GEF-1) | RAPGEF2 KIAA0313 NRAPGEP PDZGEF1 | Q9Y4G8 | 4 |
| Rap1 GTPase-activating protein 1 (Rap1GAP) (Rap1GAP1) | RAP1GAP KIAA0474 RAP1GA1 | P47736 | 4 |
| Rapamycin-insensitive companion of mTOR (AVO3 homolog) (hAVO3) | RICTOR KIAA1999 | Q6R327 | 4 |
| Ras association domain-containing protein 6 | RASSF6 | Q6ZTQ3 | 4 |
| Ras GTPase-activating protein 4 (Calcium-promoted Ras inactivator) (Ras p21 protein activator 4) (RasGAP-activating-like protein 2) | RASA4 CAPRI GAPL KIAA0538 | O43374 | 4 |
| Ras-related GTP-binding protein A (Rag A) (RagA) (Adenovirus E3 14.7 kDa-interacting protein 1) (FIP-1) | RRAGA | Q7L523 | 4 |
| Ras-related protein Rab-14 | RAB14 | P61106 | 4 |
| Ras-related protein Rab-31 (Ras-related protein Rab-22B) | RAB31 RAB22B | Q13636 | 4 |
| Ras-related protein Rab-3A | RAB3A | P20336 | 4 |
| Ras-related protein Rab-4B | RAB4B PP1596 | P61018 | 4 |
| Ras-related protein Rab-8B | RAB8B | Q92930 | 4 |
| Ras-responsive element-binding protein 1 (RREB-1) (Finger protein in nuclear bodies) (Raf-responsive zinc finger protein LZ321) (Zinc finger motif enhancer-binding protein 1) (Zep-1) | RREB1 FINB | Q92766 | 4 |
| RBM15 protein (Fragment) | RBM15 | Q86VW9 | 4 |
| RE1-silencing transcription factor (Neural-restrictive silencer factor) (X2 box repressor) | REST NRSF XBR | Q13127 | 4 |
| Receptor-binding cancer antigen expressed on SiSo cells (Cancer-associated surface antigen RCAS1) (Estrogen receptor-binding fragment-associated gene 9 protein) | EBAG9 RCAS1 | O00559 | 4 |
| Receptor-type tyrosine-protein phosphatase C (EC 3.1.3.48) (Leukocyte common antigen) (L-CA) (T200) (CD antigen CD45) | PTPRC CD45 | P08575 | 4 |
| RecQ-mediated genome instability protein 1 (BLM-associated protein of 75 kDa) (BLAP75) (FAAP75) | RMI1 C9orf76 | Q9H9A7 | 4 |
| Regulating synaptic membrane exocytosis protein 2 (Rab-3-interacting molecule 2) (RIM 2) (Rab-3-interacting protein 3) | RIMS2 KIAA0751 RAB3IP3 RIM2 | Q9UQ26 | 4 |
| Regulation of nuclear pre-mRNA domain-containing protein 1B (Cell cycle-related and expression-elevated protein in tumor) | RPRD1B C20orf77 CREPT | Q9NQG5 | 4 |
| Regulator of G-protein signaling 2 (RGS2) (Cell growth-inhibiting gene 31 protein) (G0/G1 switch regulatory protein 8) | RGS2 G0S8 GIG31 | P41220 | 4 |
| Regulator of nonsense transcripts 3B (Nonsense mRNA reducing factor 3B) (Up-frameshift suppressor 3 homolog B) (hUpf3B) (Up-frameshift suppressor 3 homolog on chromosome X) (hUpf3p-X) | UPF3B RENT3B UPF3X | Q9BZI7 | 4 |
| RELT-like protein 2 | RELL2 C5orf16 UNQ9423/PRO34565 | Q8NC24 | 4 |
| Renalase (EC 1.4.-.-) (Monoamine oxidase-C) (MAO-C) | RNLS C10orf59 | Q5VYX0 | 4 |
| Replication factor C subunit 4 (Activator 1 37 kDa subunit) (A1 37 kDa subunit) (Activator 1 subunit 4) (Replication factor C 37 kDa subunit) (RF-C 37 kDa subunit) (RFC37) | RFC4 | P35249 | 4 |
| Replication protein A 14 kDa subunit (RP-A p14) (Replication factor A protein 3) (RF-A protein 3) | RPA3 REPA3 RPA14 | P35244 | 4 |
| Repressor of RNA polymerase III transcription MAF1 homolog | MAF1 | Q9H063 | 4 |
| Reticulon-4 receptor-like 2 (Nogo receptor-like 3) (Nogo-66 receptor homolog 1) (Nogo-66 receptor-related protein 2) (NgR2) | RTN4RL2 NGRH1 NGRL3 | Q86UN3 | 4 |
| Retinoic acid nuclear receptor gamma variant 1 (Retinoic acid receptor gamma) (Retinoic acid receptor, gamma, isoform CRA_b) (cDNA FLJ75202, highly similar to Homo sapiens, retinoic acid receptor, gamma) | NR1B3 RARG hCG_31521 | A8K3H3 | 4 |
| Retinoic acid-induced protein 1 | RAI1 KIAA1820 | Q7Z5J4 | 4 |
| Retinoic acid-induced protein 3 (G-protein coupled receptor family C group 5 member A) (Orphan G-protein-coupling receptor PEIG-1) (Retinoic acid-induced gene 1 protein) (RAIG-1) | GPRC5A GPCR5A RAI3 RAIG1 | Q8NFJ5 | 4 |
| Retinol dehydrogenase 13 (EC 1.1.1.-) | RDH13 PSEC0082 UNQ736/PRO1430 | Q8NBN7 | 4 |
| Retinol dehydrogenase 14 (EC 1.1.1.-) (Alcohol dehydrogenase PAN2) | RDH14 PAN2 UNQ529/PRO1072 | Q9HBH5 | 4 |
| Reversion-inducing cysteine-rich protein with Kazal motifs (hRECK) (Suppressor of tumorigenicity 15 protein) | RECK ST15 | O95980 | 4 |
| Rho GTPase-activating protein 11B (Rho-type GTPase-activating protein 11B) | ARHGAP11B | Q3KRB8 | 4 |
| Rho GTPase-activating protein 12 (Rho-type GTPase-activating protein 12) | ARHGAP12 | Q8IWW6 | 4 |
| Rho GTPase-activating protein 24 (Filamin-A-associated RhoGAP) (FilGAP) (RAC1- and CDC42-specific GTPase-activating protein of 72 kDa) (RC-GAP72) (Rho-type GTPase-activating protein 24) (RhoGAP of 73 kDa) (Sarcoma antigen NY-SAR-88) (p73RhoGAP) | ARHGAP24 FILGAP | Q8N264 | 4 |
| Rho GTPase-activating protein 44 (NPC-A-10) (Rho-type GTPase-activating protein RICH2) (RhoGAP interacting with CIP4 homologs protein 2) (RICH-2) | ARHGAP44 KIAA0672 RICH2 | Q17R89 | 4 |
| Rho guanine nucleotide exchange factor 10-like protein (GrinchGEF) | ARHGEF10L GRINCHGEF KIAA1626 | Q9HCE6 | 4 |
| Rho guanine nucleotide exchange factor 19 (Ephexin-2) | ARHGEF19 | Q8IW93 | 4 |
| Rho guanine nucleotide exchange factor 35 (Rho guanine nucleotide exchange factor 5-like protein) | ARHGEF35 ARHGEF5L | A5YM69 | 4 |
| Rho guanine nucleotide exchange factor 6 (Alpha-Pix) (COOL-2) (PAK-interacting exchange factor alpha) (Rac/Cdc42 guanine nucleotide exchange factor 6) | ARHGEF6 COOL2 KIAA0006 PIXA | Q15052 | 4 |
| Rho-related BTB domain-containing protein 1 | RHOBTB1 KIAA0740 | O94844 | 4 |
| Rho-related GTP-binding protein RhoB (Rho cDNA clone 6) (h6) | RHOB ARH6 ARHB | P62745 | 4 |
| Rho-related GTP-binding protein RhoF (Rho family GTPase Rif) (Rho in filopodia) | RHOF ARHF RIF | Q9HBH0 | 4 |
| Rho-related GTP-binding protein RhoN (Rho family GTPase 2) (Rho-related GTP-binding protein Rho7) (Rnd2) | RND2 ARHN RHO7 | P52198 | 4 |
| Rho-related GTP-binding protein RhoU (CDC42-like GTPase 1) (GTP-binding protein-like 1) (Rho GTPase-like protein ARHU) (Ryu GTPase) (Wnt-1 responsive Cdc42 homolog 1) (WRCH-1) | RHOU ARHU CDC42L1 G28K WRCH1 SB128 | Q7L0Q8 | 4 |
| Ribonuclease P protein subunit p29 (hPOP4) (EC 3.1.26.5) | POP4 RPP29 | O95707 | 4 |
| Ribonuclease P protein subunit p40 (RNaseP protein p40) (EC 3.1.26.5) (RNase P subunit 1) | RPP40 RNASEP1 | O75818 | 4 |
| Ribonuclease ZC3H12A (EC 3.1.-.-) (MCP-induced protein 1) (Zinc finger CCCH domain-containing protein 12A) | ZC3H12A MCPIP MCPIP1 | Q5D1E8 | 4 |
| Ribonucleoprotein PTB-binding 1 | RAVER1 | E9PAU2 | 4 |
| Ribosomal biogenesis protein LAS1L (Protein LAS1 homolog) | LAS1L MSTP060 | Q9Y4W2 | 4 |
| Ribosomal protein L11, isoform CRA_b (cDNA, FLJ92077, Homo sapiens ribosomal protein L11 (RPL11), mRNA) | RPL11 hCG_1739238 | Q5VVD0 | 4 |
| Ribosomal protein S6 kinase alpha-3 (S6K-alpha-3) (EC 2.7.11.1) (90 kDa ribosomal protein S6 kinase 3) (p90-RSK 3) (p90RSK3) (Insulin-stimulated protein kinase 1) (ISPK-1) (MAP kinase-activated protein kinase 1b) (MAPK-activated protein kinase 1b) (MAPKAP kinase 1b) (MAPKAPK-1b) (Ribosomal S6 kinase 2) (RSK-2) (pp90RSK2) | RPS6KA3 ISPK1 MAPKAPK1B RSK2 | P51812 | 4 |
| Ribosomal protein S6 kinase beta-1 (S6K-beta-1) (S6K1) (EC 2.7.11.1) (70 kDa ribosomal protein S6 kinase 1) (P70S6K1) (p70-S6K 1) (Ribosomal protein S6 kinase I) (Serine/threonine-protein kinase 14A) (p70 ribosomal S6 kinase alpha) (p70 S6 kinase alpha) (p70 S6K-alpha) (p70 S6KA) | RPS6KB1 STK14A | P23443 | 4 |
| Ribosomal RNA processing protein 36 homolog | RRP36 C6orf153 HSPC253 | Q96EU6 | 4 |
| Ribosome biogenesis protein BOP1 (Block of proliferation 1 protein) | BOP1 KIAA0124 | Q14137 | 4 |
| Ribosome biogenesis protein TSR3 homolog | TSR3 C16orf42 UND313L | Q9UJK0 | 4 |