| Integrator complex subunit 6-like | Ints6l Ddx26b | E9PXU1 | 1 |
| Integrator complex subunit 6-like (Protein DDX26B) | Ints6l Ddx26b | Q8BND4 | 1 |
| Integrator complex subunit 7 | Ints7 | A0A0R4J0E4 | 1 |
| Integrin beta | Itgb5 mCG_127131 | G5E8F8 | 1 |
| Integrin beta | Itgb8 | Q0VBD0 | 1 |
| Integrin beta-1-binding protein 1 (Putative uncharacterized protein) | Itgb1bp1 | Q3UGH2 | 1 |
| Intelectin 1 | Itln1 | D9J349 | 1 |
| Inter alpha-trypsin inhibitor, heavy chain 4 | Itih4 | E9PVD2 | 1 |
| Inter alpha-trypsin inhibitor, heavy chain 4 | Itih4 | E9Q5L2 | 1 |
| Inter-alpha trypsin inhibitor, heavy chain 2 (Inter-alpha-trypsin inhibitor heavy chain H2) | Itih2 mCG_5023 | G3X977 | 1 |
| Interferon alpha/beta receptor 2 (IFN-R-2) (IFN-alpha/beta receptor 2) (Type I interferon receptor 2) | Ifnar2 | O35664 | 1 |
| Interferon epsilon (IFN-epsilon) (Interferon epsilon-1) (Interferon tau-1) | Ifne Ifne1 Ifnt1 | Q80ZF2 | 1 |
| Interferon lambda-3 (IFN-lambda-3) (Interleukin-28B) (IL-28B) | Ifnl3 Il28 Il28b | Q8CGK6 | 1 |
| Interferon regulatory factor 2-binding protein 2 (IRF-2-binding protein 2) (IRF-2BP2) | Irf2bp2 | E9Q1P8 | 1 |
| Interferon regulatory factor 2-binding protein-like (Enhanced at puberty protein 1) | Irf2bpl Eap1 Kiaa1865 | Q8K3X4 | 1 |
| Interferon regulatory factor 3 (IRF-3) | Irf3 | P70671 | 1 |
| Interferon-induced 35 kDa protein homolog (IFP 35) (Ifi-35) | Ifi35 | Q9D8C4 | 1 |
| Interferon-induced protein 44 (Microtubule-associated protein 44) | Ifi44 Mtap44 | Q8BV66 | 1 |
| Interferon-induced protein with tetratricopeptide repeats 1B-like 2 | Ifit1bl2 2010002M12Rik | Q3U687 | 1 |
| Interferon-induced protein with tetratricpeptide repeats 1B-like 1 (RIKEN cDNA 2010002M12) | Ifit1bl1 2010002M12Rik Gm14446 mCG_124141 | D3Z6F0 | 1 |
| Interferon-inducible GTPase 1 (EC 3.6.5.-) | Iigp1 Irga6 | Q9QZ85 | 1 |
| Interferon-related developmental regulator 1 | Ifrd1 | E9Q949 | 1 |
| Interleukin 15 receptor alpha chain isoform 2D (Interleukin-15 receptor subunit alpha) | Il15ra | Q810T6 | 1 |
| Interleukin-1 beta (IL-1 beta) | Il1b | P10749 | 1 |
| Interleukin-1 receptor type 1 (IL-1R-1) (IL-1RT-1) (IL-1RT1) (CD121 antigen-like family member A) (Interleukin-1 receptor alpha) (IL-1R-alpha) (Interleukin-1 receptor type I) (p80) (CD antigen CD121a) [Cleaved into: Interleukin-1 receptor type 1, membrane form (mIL-1R1) (mIL-1RI); Interleukin-1 receptor type 1, soluble form (sIL-1R1) (sIL-1RI)] | Il1r1 Il-1r1 Il1ra | P13504 | 1 |
| Interleukin-1 receptor-associated kinase 4 (IRAK-4) (EC 2.7.11.1) | Irak4 | Q8R4K2 | 1 |
| Interleukin-1 receptor-associated kinase 4 (Putative uncharacterized protein) | Irak4 | Q3USX5 | 1 |
| Interleukin-1 receptor-like 1 (Interleukin-33 receptor alpha chain) (Lymphocyte antigen 84) (Protein ST2) (Protein T1) | Il1rl1 Ly84 St2 Ste2 | P14719 | 1 |
| Interleukin-11 receptor subunit alpha-1 (IL-11 receptor subunit alpha-1) (IL-11R subunit alpha-1) (IL-11R-alpha-1) (IL-11RA1) (Enhancer trap locus homolog 2) (Etl-2) (Novel cytokine receptor 1) (NR-1) (NR1) | Il11ra1 Etl2 Il11ra | Q64385 | 1 |
| Interleukin-12 receptor subunit beta-2 | Il12rb2 | D3Z6H5 | 1 |
| Interleukin-24 (IL-24) (IL-4-induced secreted protein) (Melanoma differentiation-associated gene 7 protein) (MDA-7) (Th2-specific cytokine FISP) | Il24 Mda7 | Q925S4 | 1 |
| Interleukin-3 receptor subunit alpha (IL-3 receptor subunit alpha) (IL-3R subunit alpha) (IL-3R-alpha) (IL-3RA) (Interleukin-3 receptor class II alpha chain) (CD antigen CD123) | Il3ra Sut-1 | P26952 | 1 |
| Interphotoreceptor matrix proteoglycan 2 (Sialoprotein associated with cones and rods proteoglycan) (Spacrcan) | Impg2 | Q80XH2 | 1 |
| Intersectin-1 | Itsn1 | E9Q0N0 | 1 |
| Intersectin-1 | Itsn1 | E9Q3I4 | 1 |
| Intersectin-1 | Itsn1 | E9Q3I5 | 1 |
| Intersectin-1 | Itsn1 | E9Q3I8 | 1 |
| Intersectin-1 | Itsn1 | E9Q3I9 | 1 |
| Intraflagellar transport 140 | Ift140 | E9PY46 | 1 |
| Intraflagellar transport protein 122 homolog | Ift122 | E9Q9G8 | 1 |
| Intraflagellar transport protein 22 homolog (Fragment) | Ift22 | A0A0H2UKB7 | 1 |
| Inverted formin-2 | Inf2 | E9QLA5 | 1 |
| Inward rectifier potassium channel 13 (Inward rectifier K(+) channel Kir7.1) (Potassium channel, inwardly rectifying subfamily J member 13) | Kcnj13 | P86046 | 1 |
| Inward rectifier potassium channel 4 (Inward rectifier K(+) channel Kir2.3) (IRK-3) (Potassium channel, inwardly rectifying subfamily J member 4) | Kcnj4 Irk3 | P52189 | 1 |
| IQ and AAA domain-containing protein 1-like (Protein IQCA1P1) | Iqca1l Iqca1p1 | A6H690 | 1 |
| IQ calmodulin-binding motif-containing protein 1 | Iqcb1 Kiaa0036 | Q8BP00 | 1 |
| IQ motif and SEC7 domain-containing protein 2 | Iqsec2 | D3Z6V7 | 1 |
| IQ motif and SEC7 domain-containing protein 3 | Iqsec3 | A0A0N4SWH8 | 1 |
| Iqgap1 protein (Fragment) | Iqgap1 | Q8CGH5 | 1 |
| Iron-sulfur cluster co-chaperone protein HscB, mitochondrial (Hsc20) | Hscb Hsc20 | Q8K3A0 | 1 |
| Iroquois-class homeodomain protein IRX-4 (Homeodomain protein IRXA3) (Iroquois homeobox protein 4) | Irx4 Irxa3 | Q9QY61 | 1 |
| Isobutyryl-CoA dehydrogenase, mitochondrial | Acad8 | D3YTT4 | 1 |
| Isobutyryl-CoA dehydrogenase, mitochondrial (EC 1.3.99.-) (Acyl-CoA dehydrogenase family member 8) (ACAD-8) | Acad8 | Q9D7B6 | 1 |
| Isoleucine--tRNA ligase, mitochondrial | Iars2 | E9PWN2 | 1 |
| Janus kinase and microtubule-interacting protein 1 (GABA-B receptor-binding protein) (Multiple alpha-helices and RNA-linker protein 1) (Marlin-1) | Jakmip1 Gababrbp Marlin1 | Q8BVL9 | 1 |
| Josephin-2 (EC 3.4.19.12) (Josephin domain-containing protein 2) | Josd2 | Q9CR30 | 1 |
| Junctional sarcoplasmic reticulum protein 1 (Junctional-face membrane protein of 45 kDa homolog) (JP-45) | Jsrp1 Jp45 | Q3MI48 | 1 |
| Kallikrein-8 (mK8) (EC 3.4.21.118) (Neuropsin) (NP) (Serine protease 19) | Klk8 Nrpn Prss19 | Q61955 | 1 |
| Katanin p60 ATPase-containing subunit A-like 1 (Katanin p60 subunit A-like 1) (EC 3.6.4.3) (p60 katanin-like 1) | Katnal1 | Q8K0T4 | 1 |
| Katanin p60 ATPase-containing subunit A1 | Katna1 | G3UX83 | 1 |
| Katanin p60 ATPase-containing subunit A1 (Katanin p60 subunit A1) (EC 3.6.4.3) (p60 katanin) | Katna1 KATNA1 | E9QKG2 | 1 |
| Katanin p80 WD40 repeat-containing subunit B1 (Katanin p80 subunit B1) (p80 katanin) | Katnb1 | Q8BG40 | 1 |
| Kazrin | Kazn Kaz Kiaa1026 | Q69ZS8 | 1 |
| KDEL (Lys-Asp-Glu-Leu) containing 2, isoform CRA_b (KDEL (Lys-Asp-Glu-Leu)-containing 2) | Kdelc2 mCG_5638 | G5E897 | 1 |
| Kelch domain containing 4, isoform CRA_a (Kelch domain-containing protein 4) | Klhdc4 mCG_14165 | G3X961 | 1 |
| Kelch repeat and BTB (POZ) domain-containing 2 (MCG13111, isoform CRA_a) | Kbtbd2 mCG_13111 | G3X9X1 | 1 |
| Kelch-like protein 13 (BTB and kelch domain-containing protein 2) | Klhl13 Bklhd2 Kiaa1309 | Q80TF4 | 1 |
| Kelch-like protein 22 | Klhl22 | H9KV05 | 1 |
| Kelch-like protein 29 (Kelch repeat and BTB domain-containing protein 9) | Klhl29 Kbtbd9 Kiaa1921 | Q80T74 | 1 |
| Kelch-like protein 41 (Kelch repeat and BTB domain-containing protein 10) | Klhl41 Kbtbd10 | A2AUC9 | 1 |
| Kelch-like protein 42 (Cullin-3-binding protein 9) (Ctb9) (Kelch domain-containing protein 5) | Klhl42 Kiaa1340 Klhdc5 | Q8BFQ9 | 1 |
| Keratin Kb40 | Krt78 | Q6IFT3 | 1 |
| Keratin, type I cuticular Ha3-I (Hair keratin, type I Ha3-I) (Keratin-33A) (K33A) | Krt33a | Q8K0Y2 | 1 |
| Keratin, type I cytoskeletal 20 (Cytokeratin-20) (CK-20) (Keratin-20) (K20) | Krt20 | Q9D312 | 1 |
| Keratin, type I cytoskeletal 24 (Cytokeratin-24) (CK-24) (Keratin-24) (K24) (Type I keratin-24) | Krt24 Ka24 | A1L317 | 1 |
| Keratin, type I cytoskeletal 9 (Cytokeratin-9) (CK-9) (Keratin-9) (K9) | Krt9 K9 Krt1-9 | Q6RHW0 | 1 |
| Ketosamine-3-kinase (EC 2.7.1.-) (Fructosamine-3-kinase-related protein) | Fn3krp | Q8K274 | 1 |
| KH domain-containing, RNA-binding, signal transduction-associated protein 3 (RNA-binding protein Etoile) (Sam68-like mammalian protein 2) (SLM-2) | Khdrbs3 Salp Slm2 | Q9R226 | 1 |
| KICSTOR complex protein SZT2 (Seizure threshold 2 protein) (Transcript increased in glutamate resistance) (TIGR) | Szt2 | A2A9C3 | 1 |
| Kinase (EC 2.7.-.-) | Ip6k2 Ihpk2 | Q6PAT6 | 1 |
| Kinase suppressor of Ras 1 (mKSR1) (Protein Hb) | Ksr1 Ksr | Q61097 | 1 |
| Kinesin light chain 1 | Klc1 Kns2 | Q7TNF4 | 1 |
| Kinesin light chain 1 (Putative uncharacterized protein) | Klc1 Kns2 | Q8CD76 | 1 |
| Kinesin light chain 2 (Fragment) | Klc2 | D3Z5Y7 | 1 |
| Kinesin light chain 2 (Klc2 protein) | Klc2 mCG_8395 | Q91YS4 | 1 |
| Kinesin light chain 3 | Klc3 | Q91W40 | 1 |
| Kinesin-like protein | Kif3a | B1AQZ2 | 1 |
| Kinesin-like protein | Kif2a | E0CZ72 | 1 |
| Kinesin-like protein | Kifc5b | E9PUA5 | 1 |
| Kinesin-like protein | Kifc3 | E9PWU7 | 1 |
| Kinesin-like protein | Kif3a mCG_13770 | Q3UI47 | 1 |
| Kinesin-like protein KIF13A | Kif13a | Q9EQW7 | 1 |
| Kinesin-like protein KIF1C | Kif1c | E9Q9B0 | 1 |
| Kinesin-like protein KIF21A | Kif21a | E9Q0J5 | 1 |
| Kinesin-like protein KIF21B | Kif21b | E9Q0A4 | 1 |
| Kinesin-like protein KIF23 | Kif23 | Q80V30 | 1 |
| Kinesin-like protein KIF26A | Kif26a Kiaa1236 | Q52KG5 | 1 |
| Kinesin-like protein KIF7 | Kif7 | B7ZNG0 | 1 |
| Kinesin-like protein KIF7 | Kif7 | J3QNW9 | 1 |
| Kinesin-like protein KIFC3 | Kifc3 | O35231 | 1 |