| Interferon-induced helicase C domain-containing protein 1 (EC 3.6.4.13) (Helicase with 2 CARD domains) (Helicard) (Interferon induced with helicase C domain protein 1) (Melanoma differentiation-associated protein 5) (MDA-5) (RIG-I-like receptor 2) (RLR-2) | Ifih1 | Q8R5F7 | 3 |
| Interferon-induced protein with tetratricopeptide repeats 2 (IFIT-2) (Glucocorticoid-attenuated response gene 39 protein) (GARG-39) (Interferon-induced 54 kDa protein) (IFI-54K) (P54) | Ifit2 Garg39 Ifi54 Isg54 | Q64112 | 3 |
| Interferon-induced protein with tetratricopeptide repeats 3 (IFIT-3) (Glucocorticoid-attenuated response gene 49 protein) (GARG-49) (P49) (IRG2) | Ifit3 Garg49 Ifi49 Isg49 | Q64345 | 3 |
| Interferon-stimulated 20 kDa exonuclease-like 2 (EC 3.1.-.-) | Isg20l2 | Q3U1G5 | 3 |
| Interleukin-1 receptor antagonist protein (IL-1RN) (IL-1ra) (IRAP) (IL1 inhibitor) | Il1rn Il-1ra | P25085 | 3 |
| Interleukin-10 receptor subunit beta (IL-10 receptor subunit beta) (IL-10R subunit beta) (IL-10RB) (Cytokine receptor class-II member 4) (Cytokine receptor family 2 member 4) (CRF2-4) (Interleukin-10 receptor subunit 2) (IL-10R subunit 2) (IL-10R2) (CD antigen CDw210b) | Il10rb Crfb4 | Q61190 | 3 |
| Intraflagellar transport protein 122 homolog (WD repeat-containing protein 10) | Ift122 Wdr10 | Q6NWV3 | 3 |
| Inverted formin-2 | Inf2 | Q0GNC1 | 3 |
| IQ motif and SEC7 domain-containing protein 1 | Iqsec1 | E9PUA3 | 3 |
| Iron-responsive element-binding protein 2 (IRE-BP 2) (Iron regulatory protein 2) (IRP2) | Ireb2 Irp2 | Q811J3 | 3 |
| Isochorismatase domain-containing protein 2A | Isoc2a Isoc2 | P85094 | 3 |
| Isocitrate dehydrogenase [NADP] (EC 1.1.1.42) | Idh1 | Q8C338 | 3 |
| Junctional adhesion molecule B (JAM-B) (Junctional adhesion molecule 2) (JAM-2) (Vascular endothelial junction-associated molecule) (VE-JAM) (CD antigen CD322) | Jam2 Vejam | Q9JI59 | 3 |
| Kallikrein 1-related peptidase b26 (EC 3.4.21.35) (Glandular kallikrein K26) (mGK-26) (Prorenin-converting enzyme 2) (PRECE-2) (Tissue kallikrein 26) | Klk1b26 Klk-26 Klk26 | P36369 | 3 |
| Kallikrein 1-related peptidase b27 (EC 3.4.21.-) (Glandular kallikrein K27) (mGK-27) (Tissue kallikrein 27) (mKlk27) | Klk1b27 Klk-27 Klk27 | Q9JM71 | 3 |
| Kallikrein 1-related peptidase b9 (EC 3.4.21.35) (Epidermal growth factor-binding protein type C) (EGF-BP C) (Glandular kallikrein K9) (mGK-9) (Tissue kallikrein-9) | Klk1b9 Egfbp3 Klk-9 Klk9 | P15949 | 3 |
| Kallikrein j (Kallikrein related-peptidase 10) (Kallikrein-related-peptidase 10) | Klk10 Klnj | Q99M20 | 3 |
| KDEL motif-containing protein 1 (Endoplasmic reticulum resident protein 58) (ER protein 58) (ERp58) | Kdelc1 Ep58 | Q9JHP7 | 3 |
| Keratin, type I cuticular Ha4 (Hair keratin, type I Ha4) (Keratin-34) (K34) | Krt34 Ha4 Krt1-4 | Q9D646 | 3 |
| Keratin, type I cuticular Ha5 (Hair keratin, type I Ha5) (Keratin-35) (K35) | Krt35 Krt1-24 | Q497I4 | 3 |
| Keratin, type I cytoskeletal 25 (Cytokeratin-25) (CK-25) (Keratin-25) (K25) (Type I inner root sheath-specific keratin-K25irs1) (mIRSa1) | Krt25 | Q8VCW2 | 3 |
| Keratin, type II cuticular 87 (Keratin-87) (K87) | Krt87 Kb25 Krt2-25 Krt83 | Q6IMF0 | 3 |
| Keratinocyte-associated transmembrane protein 2 | Kct2 | Q8K201 | 3 |
| Kinesin light chain 1 (Kinesin light chain-1) | Klc1 Kns2 | Q5UE59 | 3 |
| Kinesin light chain 2 | Klc2 | D3YXZ3 | 3 |
| Kinesin-like protein KIF18A | Kif18a | Q91WD7 | 3 |
| Kinesin-like protein KIF1B | Kif1b | Q60575 | 3 |
| Kinesin-like protein KIF21A | Kif21a Kiaa1708 | Q9QXL2 | 3 |
| Kinesin-like protein KIF22 | Kif22 | Q3V300 | 3 |
| Kinesin-like protein KIF7 | Kif7 | E9QMU1 | 3 |
| Kinetochore protein Spc25 | Spc25 Spbc25 | Q3UA16 | 3 |
| KRR1 small subunit processome component homolog (HIV-1 Rev-binding protein 2 homolog) (KRR-R motif-containing protein 1) | Krr1 Hrb2 | Q8BGA5 | 3 |
| L-amino-acid oxidase (LAAO) (LAO) (EC 1.4.3.2) (Interleukin-4-induced protein 1) (IL4-induced protein 1) (Protein Fig-1) (mFIG1) | Il4i1 Fig1 | O09046 | 3 |
| L1 cell adhesion molecule (Neural cell adhesion molecule L1) | L1cam | Q6PGJ3 | 3 |
| La-related protein 4 (La ribonucleoprotein domain family member 4) | Larp4 | Q8BWW4 | 3 |
| Laminin subunit alpha-3 (Epiligrin subunit alpha) (Kalinin subunit alpha) (Laminin-5 subunit alpha) (Laminin-6 subunit alpha) (Laminin-7 subunit alpha) (Nicein subunit alpha) | Lama3 | Q61789 | 3 |
| Laminin subunit beta-3 (Epiligrin subunit bata) (Kalinin B1 chain) (Kalinin subunit beta) (Laminin-5 subunit beta) (Nicein subunit beta) | Lamb3 | Q61087 | 3 |
| Laminin subunit gamma-2 (Laminin, gamma 2) | Lamc2 mCG_22678 | G5E874 | 3 |
| Large neutral amino acids transporter small subunit 2 (L-type amino acid transporter 2) (mLAT2) (Solute carrier family 7 member 8) | Slc7a8 Lat2 | Q9QXW9 | 3 |
| Large proline-rich protein BAG6 (Putative uncharacterized protein) | Bag6 Bat3 | Q3UF95 | 3 |
| LDLR chaperone MESD (Mesoderm development candidate 2) (Mesoderm development protein) | Mesdc2 Mesd | Q9ERE7 | 3 |
| Leucine zipper protein 1 (Leucine zipper motif-containing protein) | Luzp1 Luzp | Q8R4U7 | 3 |
| Leucine-rich repeat-containing protein 47 | Lrrc47 | E9PV22 | 3 |
| Leucine-rich repeat-containing protein 75A (Leucine-rich repeat-containing protein FAM211A) | Lrrc75a Fam211a | Q7TSF4 | 3 |
| Leucine-rich repeat-containing protein 9 | Lrrc9 | Q8CDN9 | 3 |
| Leukocyte antigen CD37 (CD antigen CD37) | Cd37 | Q61470 | 3 |
| LIM and senescent cell antigen-like-containing domain protein | Lims1 mCG_19016 | A0A0R4J005 | 3 |
| LIM domain only 7 | Lmo7 | E9PYF4 | 3 |
| LMBR1 domain-containing protein 2 | Lmbrd2 | Q8C561 | 3 |
| Long-chain-fatty-acid--CoA ligase 1 | Acsl1 | D3Z041 | 3 |
| Low affinity immunoglobulin gamma Fc region receptor II (Fc gamma receptor IIB) (Fc-gamma RII) (Fc-gamma-RIIB) (FcRII) (IgG Fc receptor II beta) (Lymphocyte antigen 17) (Ly-17) (CD antigen CD32) | Fcgr2 Fcgr2b Ly-17 | P08101 | 3 |
| Low-density lipoprotein receptor-related protein 10 (LRP-10) | Lrp10 Lrp9 | Q7TQH7 | 3 |
| Low-density lipoprotein receptor-related protein 6 | Lrp6 | A0A0R4J0A9 | 3 |
| Ly6e protein (Lymphocyte antigen 6 complex, locus E) (Lymphocyte antigen 6 complex, locus E, isoform CRA_a) (Lymphocyte antigen 6E) | Ly6e mCG_2785 | Q99JA5 | 3 |
| Lymphocyte antigen 96 (Ly-96) (ESOP-1) (Protein MD-2) | Ly96 Esop1 Md2 | Q9JHF9 | 3 |
| Lymphokine-activated killer T-cell-originated protein kinase (EC 2.7.12.2) (PDZ-binding kinase) (T-LAK cell-originated protein kinase) | Pbk Topk | Q9JJ78 | 3 |
| Lys-63-specific deubiquitinase BRCC36 (EC 3.4.19.-) (BRCA1-A complex subunit BRCC36) (BRCA1/BRCA2-containing complex subunit 3) (BRCA1/BRCA2-containing complex subunit 36) (BRISC complex subunit BRCC36) | Brcc3 Brcc36 C6.1a | P46737 | 3 |
| Lysophosphatidylcholine acyltransferase 2 (LPC acyltransferase 2) (LPCAT-2) (LysoPC acyltransferase 2) (EC 2.3.1.23) (1-acylglycerol-3-phosphate O-acyltransferase 11) (1-AGP acyltransferase 11) (1-AGPAT 11) (EC 2.3.1.51) (1-acylglycerophosphocholine O-acyltransferase) (1-alkylglycerophosphocholine O-acetyltransferase) (EC 2.3.1.67) (Acetyl-CoA:lyso-platelet-activating factor acetyltransferase) (Acetyl-CoA:lyso-PAF acetyltransferase) (Lyso-PAF acetyltransferase) (LysoPAFAT) (Acyltransferase-like 1) | Lpcat2 Aytl1 Aytl1a Lpcat2a | Q8BYI6 | 3 |
| Lysosomal thioesterase PPT2 (PPT-2) (EC 3.1.2.-) | Ppt2 | O35448 | 3 |
| Lysosomal-associated transmembrane protein 4A | Laptm4a | E9QLR3 | 3 |
| Lysosomal-trafficking regulator (Beige protein) (CHS1 homolog) | Lyst Bg Chs1 | P97412 | 3 |
| Major urinary protein 17 (MUP 17) | Mup17 Mup15 | B5X0G2 | 3 |
| Maltase-glucoamylase (EC 3.2.1.20) | Mgam | B5THE2 | 3 |
| Manganese-transporting ATPase 13A1 (CATP) (EC 3.6.3.-) | Atp13a1 Atp13a | Q9EPE9 | 3 |
| Mannose-P-dolichol utilization defect 1 (Mannose-P-dolichol utilization defect 1 protein) (Putative uncharacterized protein) | Mpdu1 | Q8R0J2 | 3 |
| Mannosyl-oligosaccharide 1,2-alpha-mannosidase IB (EC 3.2.1.113) (Mannosidase alpha class 1A member 2) (Processing alpha-1,2-mannosidase IB) (Alpha-1,2-mannosidase IB) | Man1a2 Man1b | P39098 | 3 |
| MAP/microtubule affinity-regulating kinase 4 (EC 2.7.11.1) | Mark4 Kiaa1860 | Q8CIP4 | 3 |
| Mapk-regulated corepressor-interacting protein 1 (Protein FAM195B) | Mcrip1 Fam195b | Q3UGS4 | 3 |
| Mas-related G-protein coupled receptor member E (Evolutionary breakpoint transcript 3 protein) | Mrgpre Ebrt3 Mrge | Q91ZB7 | 3 |
| Mast/stem cell growth factor receptor Kit (SCFR) (EC 2.7.10.1) (Proto-oncogene c-Kit) (Tyrosine-protein kinase Kit) (CD antigen CD117) | Kit Sl | P05532 | 3 |
| MAX gene-associated protein | Mga Kiaa4252 | A2AWL7 | 3 |
| MCG14935, isoform CRA_a (Putative uncharacterized protein) (WD repeat-containing protein 20) | Wdr20 Wdr20a mCG_14935 | Q3UWE6 | 3 |
| MCG4620, isoform CRA_b (Mutated in colorectal cancers) | Mcc mCG_4620 | G3UW40 | 3 |
| MCG5982 (Rho GTPase-activating protein SYDE1) | Syde1 mCG_5982 | G3X960 | 3 |
| MCG6895 (RIKEN cDNA 2210016F16 gene) | 2210016F16Rik mCG_6895 | G3X8U3 | 3 |
| MCG9626, isoform CRA_c (Myotubularin-related protein 3) | Mtmr3 mCG_9626 | M0QW74 | 3 |
| Mediator of RNA polymerase II transcription subunit 12 (Mediator complex subunit 12) (OPA-containing protein) (Thyroid hormone receptor-associated protein complex 230 kDa component) (Trap230) (Trinucleotide repeat-containing gene 11 protein) | Med12 Kiaa0192 Mopa Tnrc11 Trap230 | A2AGH6 | 3 |
| Mediator of RNA polymerase II transcription subunit 23 (Cofactor required for Sp1 transcriptional activation subunit 3) (CRSP complex subunit 3) (Mediator complex subunit 23) (Protein sur-2 homolog) (mSur-2) | Med23 Crsp3 Kiaa1216 Sur2 | Q80YQ2 | 3 |
| Melanoma-associated antigen D1 (Dlxin-1) (MAGE-D1 antigen) (Neurotrophin receptor-interacting MAGE homolog) | Maged1 Nrage | Q9QYH6 | 3 |
| Mesencephalic astrocyte-derived neurotrophic factor (Arginine-rich protein) (Protein ARMET) | Manf Armet | Q9CXI5 | 3 |
| Mesoderm-specific transcript protein (EC 3.-.-.-) (Paternally-expressed gene 1 protein) | Mest Peg1 121a | Q07646 | 3 |
| Metal transporter CNNM2 (Ancient conserved domain-containing protein 2) (mACDP2) (Cyclin-M2) | Cnnm2 Acdp2 | Q3TWN3 | 3 |
| Metallo-beta-lactamase domain-containing protein 2 (EC 3.-.-.-) | Mblac2 | Q8BL86 | 3 |
| Metalloreductase STEAP3 | Steap3 | A0A0R4J1G9 | 3 |
| Metastasis suppressor protein 1 (Missing in metastasis protein) | Mtss1 Mim | Q8R1S4 | 3 |
| Metastasis-associated protein MTA3 | Mta3 | Q924K8 | 3 |
| Metaxin-1 (Fragment) | Mtx1 | D3Z3F4 | 3 |
| Metaxin-1 (Fragment) | Mtx1 | G3XA66 | 3 |
| Metaxin-1 (Mitochondrial outer membrane import complex protein 1) | Mtx1 Mtx Mtxn | P47802 | 3 |
| Methionine--tRNA ligase, mitochondrial (EC 6.1.1.10) (Methionyl-tRNA synthetase 2) (Mitochondrial methionyl-tRNA synthetase) (MtMetRS) | Mars2 | Q499X9 | 3 |
| Methylsterol monooxygenase 1 (EC 1.14.13.72) (C-4 methylsterol oxidase) | Msmo1 Sc4mol | Q9CRA4 | 3 |
| Methyltransferase-like 26 | Mettl26 | Q9DCS2 | 3 |
| Mevalonate kinase (MK) (EC 2.7.1.36) | Mvk | Q9R008 | 3 |
| MICAL-like protein 1 (Molecule interacting with Rab13) (MIRab13) | Micall1 D15Mit260 Kiaa1668 Mirab13 | Q8BGT6 | 3 |
| MICAL-like protein 2 (Junctional Rab13-binding protein) (Molecule interacting with CasL-like 2) (MICAL-L2) | Micall2 Jrab | Q3TN34 | 3 |
| Microtubule-actin cross-linking factor 1 | Macf1 | E9PVY8 | 3 |
| Microtubule-associated protein 2 (MAP-2) | Map2 Mtap2 | P20357 | 3 |
| Microtubule-associated protein 6 (MAP-6) (Stable tubule-only polypeptide) (STOP) | Map6 Mtap6 | Q7TSJ2 | 3 |
| Microtubule-associated serine/threonine-protein kinase 3 (EC 2.7.11.1) | Mast3 Kiaa0561 | Q3U214 | 3 |
| Minor histocompatibility antigen H13 (EC 3.4.23.-) (Presenilin-like protein 3) (Signal peptide peptidase) | Hm13 H13 Psl3 | Q9D8V0 | 3 |