| Lactosylceramide 1,3-N-acetyl-beta-D-glucosaminyltransferase (EC 2.4.1.206) (Lactotriaosylceramide synthase) (Lc(3)Cer synthase) (Lc3 synthase) (UDP-GlcNAc:beta-Gal beta-1,3-N-acetylglucosaminyltransferase 5) (BGnT-5) (Beta-1,3-Gn-T5) (Beta-1,3-N-acetylglucosaminyltransferase 5) (Beta3Gn-T5) | B3gnt5 | Q8BGY6 | 3 |
| Lactosylceramide 4-alpha-galactosyltransferase (EC 2.4.1.228) (Alpha-1,4-N-acetylglucosaminyltransferase) (Alpha-1,4-galactosyltransferase) (Alpha4Gal-T1) (Globotriaosylceramide synthase) (Gb3 synthase) (UDP-galactose:beta-D-galactosyl-beta1-R 4-alpha-D-galactosyltransferase) | A4galt | Q67BJ4 | 3 |
| Lactotransferrin (Lactoferrin) (EC 3.4.21.-) | Ltf | P08071 | 3 |
| Laforin (EC 3.1.3.16) (EC 3.1.3.48) (Lafora PTPase) (LAFPTPase) | Epm2a | Q9WUA5 | 3 |
| Lanosterol 14-alpha demethylase (LDM) (EC 1.14.13.70) (CYPLI) (Cytochrome P450 51A1) (Cytochrome P450-14DM) (Cytochrome P45014DM) (Cytochrome P450LI) (Sterol 14-alpha demethylase) | Cyp51a1 Cyp51 | Q8K0C4 | 3 |
| Large neutral amino acids transporter small subunit 4 (L-type amino acid transporter 4) (Solute carrier family 43 member 2) | Slc43a2 Lat4 | Q8CGA3 | 3 |
| Lengsin (Glutamate-ammonia ligase domain-containing protein 1) (Lens glutamine synthase-like) | Lgsn Gluld1 Lgs | Q8CIX8 | 3 |
| Lethal(3)malignant brain tumor-like protein 1 (H-l(3)mbt) (H-l(3)mbt protein) (L(3)mbt-like) (L(3)mbt protein homolog) | L3mbtl1 Kiaa0681 L3mbt L3mbtl | A2A5N8 | 3 |
| LETM1 domain-containing protein 1 (Cervical cancer receptor) (MCC-32) | Letmd1 Mccr | Q924L1 | 3 |
| Leucine zipper transcription factor-like protein 1 | Lztfl1 | Q9JHQ5 | 3 |
| Leucine--tRNA ligase, cytoplasmic (EC 6.1.1.4) (Leucyl-tRNA synthetase) (LeuRS) | Lars | Q8BMJ2 | 3 |
| Leucine-rich glioma-inactivated protein 1 | Lgi1 | Q9JIA1 | 3 |
| Leucine-rich repeat flightless-interacting protein 1 (LRR FLII-interacting protein 1) (FLI-LRR-associated protein 1) (Flap-1) (H186 FLAP) | Lrrfip1 Flap | Q3UZ39 | 3 |
| Leucine-rich repeat protein SHOC-2 (Protein soc-2 homolog) (Protein sur-8 homolog) | Shoc2 | O88520 | 3 |
| Leucine-rich repeat-containing protein 2 | Lrrc2 | Q8VDB8 | 3 |
| Leucine-rich repeat-containing protein 47 | Lrrc47 Kiaa1185 | Q505F5 | 3 |
| Leucine-rich repeat-containing protein 7 | Lrrc7 | E9Q6L9 | 3 |
| Leukemia inhibitory factor (LIF) (Differentiation-stimulating factor) (D factor) | Lif | P09056 | 3 |
| Leukocyte tyrosine kinase receptor (EC 2.7.10.1) | Ltk | P08923 | 3 |
| Leukosialin (B-cell differentiation antigen LP-3) (Leukocyte sialoglycoprotein) (Lymphocyte antigen 48) (Ly-48) (Sialophorin) (CD antigen CD43) | Spn | P15702 | 3 |
| LIM domain-binding protein 2 (LDB-2) (Carboxyl-terminal LIM domain-binding protein 1) (CLIM-1) (LIM domain-binding factor CLIM1) | Ldb2 Clim1 | O55203 | 3 |
| LIM domain-containing protein 2 | Limd2 | Q8BGB5 | 3 |
| Lipid phosphate phosphatase-related protein type 1 (Plasticity-related gene 3 protein) (PRG-3) | Lppr1 Kiaa4247 Prg3 | Q8BFZ2 | 3 |
| Lipolysis-stimulated lipoprotein receptor (Lipolysis-stimulated receptor) (Liver-specific bHLH-Zip transcription factor) (Liver-specific gene on mouse chromosome 7 protein) | Lsr Lisch7 | Q99KG5 | 3 |
| Lithostathine-1 (Islet of Langerhans regenerating protein 1) (REG 1) (Pancreatic stone protein 1) (PSP) (Pancreatic thread protein 1) (PTP) (Regenerating protein 1) | Reg1 | P43137 | 3 |
| Lithostathine-2 (Islet of Langerhans regenerating protein 2) (REG-2) (Pancreatic stone protein 2) (PSP) (Pancreatic thread protein 2) (PTP) | Reg2 | Q08731 | 3 |
| Lon protease homolog 2, peroxisomal (EC 3.4.21.-) (Lon protease-like protein 2) (Lon protease 2) (Peroxisomal Lon protease) | Lonp2 | Q9DBN5 | 3 |
| Long-chain-fatty-acid--CoA ligase 1 (EC 6.2.1.3) (Long-chain acyl-CoA synthetase 1) (LACS 1) | Acsl1 Acsl2 Facl2 | P41216 | 3 |
| Long-chain-fatty-acid--CoA ligase ACSBG1 (EC 6.2.1.3) (Acyl-CoA synthetase bubblegum family member 1) (mBG1) (Gonadotropin-regulated long chain acyl CoA synthetase) (GR-LACS) (Lipidosin) | Acsbg1 Kiaa0631 Lpd | Q99PU5 | 3 |
| Low affinity cationic amino acid transporter 2 (CAT-2) (CAT2) (20.5) (Solute carrier family 7 member 2) (T-cell early activation protein) (TEA) | Slc7a2 Atrc2 Tea | P18581 | 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 |
| Ly6/PLAUR domain-containing protein 3 (GPI-anchored metastasis-associated protein C4.4A homolog) | Lypd3 C4.4a | Q91YK8 | 3 |
| Ly6/PLAUR domain-containing protein 4 | Lypd4 | Q8BVP6 | 3 |
| Lymphatic vessel endothelial hyaluronic acid receptor 1 (LYVE-1) (Cell surface retention sequence-binding protein 1) (CRSBP-1) (Extracellular link domain-containing protein 1) | Lyve1 Crsbp1 Xlkd1 | Q8BHC0 | 3 |
| Lymphocyte antigen 6F (Ly-6F) (Ly-6F.1) | Ly6f | P35460 | 3 |
| Lymphocyte transmembrane adapter 1 (Linker for activation of X cells) (Membrane-associated adapter protein LAX) | Lax1 Lax | Q8BHB3 | 3 |
| Lymphocyte-specific helicase (EC 3.6.4.-) (Proliferation-associated SNF2-like protein) | Hells Lsh Pasg | Q60848 | 3 |
| Lymphotoxin-alpha (LT-alpha) (TNF-beta) (Tumor necrosis factor ligand superfamily member 1) | Lta Tnfb Tnfsf1 | P09225 | 3 |
| Lysine-specific demethylase 2B (EC 1.14.11.27) (F-box and leucine-rich repeat protein 10) (F-box protein FBL10) (F-box/LRR-repeat protein 10) (JmjC domain-containing histone demethylation protein 1B) ([Histone-H3]-lysine-36 demethylase 1B) | Kdm2b Fbl10 Fbxl10 Jhdm1b Kiaa3014 | Q6P1G2 | 3 |
| Lysophospholipid acyltransferase 2 (LPLAT 2) (EC 2.3.1.-) (1-acylglycerophosphocholine O-acyltransferase) (EC 2.3.1.23) (1-acylglycerophosphoethanolamine O-acyltransferase) (EC 2.3.1.n7) (Lysophosphatidylcholine acyltransferase) (LPCAT) (Lyso-PC acyltransferase) (Lysophosphatidylcholine acyltransferase 4) (Lyso-PC acyltransferase 4) (mLPCAT4) (Lysophosphatidylethanolamine acyltransferase) (LPEAT) (Lyso-PE acyltransferase) (Membrane-bound O-acyltransferase domain-containing protein 2) (O-acyltransferase domain-containing protein 2) | Mboat2 Lpcat4 Oact2 | Q8R3I2 | 3 |
| Lysophospholipid acyltransferase 7 (LPLAT 7) (EC 2.3.1.-) (Bladder and breast carcinoma-overexpressed gene 1 protein) (Leukocyte receptor cluster member 4) (Membrane-bound O-acyltransferase domain-containing protein 7) (O-acyltransferase domain-containing protein 7) (m-mboa-7) | Mboat7 Bb1 Leng4 Oact7 | Q8CHK3 | 3 |
| Lysosomal alpha-glucosidase (EC 3.2.1.20) (Acid maltase) | Gaa | P70699 | 3 |
| Lysosomal protein NCU-G1 | 0 | Q9JHJ3 | 3 |
| Lysozyme-like protein 1 (EC 3.2.1.17) | Lyzl1 Lyc2 | Q9CPX3 | 3 |
| M-phase inducer phosphatase 2 (EC 3.1.3.48) (Dual specificity phosphatase Cdc25B) | Cdc25b Cdc25m2 | P30306 | 3 |
| m7GpppX diphosphatase (EC 3.6.1.59) (DCS-1) (Decapping scavenger enzyme) (Hint-related 7meGMP-directed hydrolase) (Histidine triad nucleotide-binding protein 5) (Histidine triad protein member 5) (HINT-5) (Scavenger mRNA-decapping enzyme DcpS) | Dcps Dcs1 Hint5 | Q9DAR7 | 3 |
| MAGEB3 (Protein Mageb3) | Mageb3 | Q9D2H4 | 3 |
| Magnesium transporter NIPA4 (Ichthyin) (NIPA-like protein 4) (Non-imprinted in Prader-Willi/Angelman syndrome region protein 4 homolog) | Nipal4 Ichn Nipa4 | Q8BZF2 | 3 |
| Magnesium-dependent phosphatase 1 (MDP-1) (EC 3.1.3.-) (EC 3.1.3.48) | Mdp1 | Q9D967 | 3 |
| MAGUK p55 subfamily member 4 (Discs large homolog 6) (mDLG6) | Mpp4 Dlg6 | Q6P7F1 | 3 |
| MAGUK p55 subfamily member 7 | Mpp7 | Q8BVD5 | 3 |
| Major centromere autoantigen B (Centromere protein B) (CENP-B) | Cenpb Cenp-b | P27790 | 3 |
| Male-enhanced antigen 1 (MEA-1) | Mea1 Mea | Q64327 | 3 |
| Malignant T-cell-amplified sequence 2 (MCT-2) (Multiple copies T-cell malignancies 2) | Mcts2 | Q9CQ21 | 3 |
| Mammalian ependymin-related protein 1 (MERP-1) | Epdr1 Epdr2 Merp1 Merp2 | Q99M71 | 3 |
| MAP kinase-activated protein kinase 3 (MAPK-activated protein kinase 3) (MAPKAP kinase 3) (MAPKAP-K3) (MAPKAPK-3) (MK-3) (EC 2.7.11.1) | Mapkapk3 | Q3UMW7 | 3 |
| MAP kinase-interacting serine/threonine-protein kinase 2 (EC 2.7.11.1) (MAP kinase signal-integrating kinase 2) (MAPK signal-integrating kinase 2) (Mnk2) | Mknk2 Mnk2 | Q8CDB0 | 3 |
| MAP/microtubule affinity-regulating kinase 4 (EC 2.7.11.1) | Mark4 Kiaa1860 | Q8CIP4 | 3 |
| MAP7 domain-containing protein 1 | Map7d1 Kiaa1187 Mtap7d1 | A2AJI0 | 3 |
| MAPK-interacting and spindle-stabilizing protein-like (Mitogen-activated protein kinase 1-interacting protein 1-like) | Mapk1ip1l | Q8BH93 | 3 |
| Mas-related G-protein coupled receptor member A2 | Mrgpra2 Mrga2 | Q91WW4 | 3 |
| Mas-related G-protein coupled receptor member A8 | Mrgpra8 Mrga8 | Q91ZC4 | 3 |
| Matrix metalloproteinase-16 (MMP-16) (EC 3.4.24.-) (Membrane-type matrix metalloproteinase 3) (MT-MMP 3) (MTMMP3) (Membrane-type-3 matrix metalloproteinase) (MT3-MMP) (MT3MMP) | Mmp16 | Q9WTR0 | 3 |
| Max dimerization protein 4 | Mxd4 | Q91VN7 | 3 |
| MCG1028220 (Olfactory receptor Olfr298) (Protein Olfr298) | Olfr298 mCG_1028220 | Q7TS06 | 3 |
| MCG1029944 (Olfactory receptor MOR136-7) (Olfactory receptor Olfr345) (Protein Olfr345) | Olfr345 mCG_1029944 | Q8VGK4 | 3 |
| MCG1034048 (Olfactory receptor 111) (Olfactory receptor Olfr111) (Protein Olfr111) | Olfr111 mCG_1034048 | Q7TRK1 | 3 |
| MCG1034066 (Olfactory receptor 138) (Olfactory receptor Olfr138) (Olfr138 protein) (Protein Olfr138) | Olfr138 mCG_1034066 | Q7TRI7 | 3 |
| MCG1035775 (Olfactory receptor Olfr374) (Protein Olfr374) | Olfr374 mCG_1035775 | Q7TRY0 | 3 |
| MCG1037685 (Olfactory receptor MOR129-3) (Olfactory receptor Olfr51) (Protein Olfr51) | Olfr51 mCG_1037685 | Q8VGG9 | 3 |
| MCG1038186 (Olfactory receptor 206) (Olfactory receptor MOR182-4) (Olfactory receptor Olfr206) (Protein Olfr206) | Olfr206 mCG_1038186 | Q8VGP9 | 3 |
| MCG1045095 (Olfactory receptor Olfr1480) (Protein Olfr1480) | Olfr1480 mCG_1045095 | Q7TQQ6 | 3 |
| MCG1046665 (Olfactory receptor MOR263-1) (Olfactory receptor P3) (Protein Olfr713) | Olfr713 mCG_1046665 | Q920G5 | 3 |
| MCG1048713 (Olfactory receptor 767) (Olfactory receptor MOR115-1) (Olfactory receptor Olfr767) (Protein Olfr767) | Olfr767 mCG_1048713 | Q8VG33 | 3 |
| MCG1048719 (Olfactory receptor Olfr776) (Protein Olfr776) | Olfr776 mCG_1048719 | Q7TRI3 | 3 |
| MCG115462 (Magea5 protein) (Melanoma antigen, family A, 5) (Protein Magea5) | Magea5 mCG_115462 | O89009 | 3 |
| MCG120168 (Protein Lce1i) | Lce1i mCG_120168 | Q9D6P5 | 3 |
| MCG122846 (Protein Sipa1l3) | Sipa1l3 mCG_122846 | G3X9J0 | 3 |
| MCG125498, isoform CRA_a (Protein Zfp931) | Zfp931 mCG_125498 | A2AHM2 | 3 |
| MCG132387 (Predicted gene, EG624855) (Protein Gm6531) | Gm6531 EG624855 mCG_132387 | Q3UNC9 | 3 |
| MCG133388, isoform CRA_c (Protocadherin gamma A2) (Protocadherin gamma subfamily A, 2) | Pcdhga2 mCG_133388 | Q91XY6 | 3 |
| MCG133576, isoform CRA_a | Aup1 mCG_133576 | Q3TBX5 | 3 |
| MCG140055 (Olfactory receptor Olfr1198) (Protein Olfr1198) | Olfr1198 mCG_140055 | Q7TR12 | 3 |
| MCG140627 (Olfactory receptor Olfr1382) (Protein Olfr1382) | Olfr1382 mCG_140627 | Q7TQT3 | 3 |
| MCG140848 (Protein Rdh1) (Retinol dehydrogenase 1 (All trans)) (Retinol dehydrogenase type 1) | Rdh1 mCG_140848 | Q8CGV4 | 3 |
| MCG140866 (Olfactory receptor MOR255-6) (Olfactory receptor Olfr401) (Protein Olfr401) | Olfr401 mCG_140866 | Q8VFX6 | 3 |
| MCG141447 (Olfactory receptor MOR12-1) (Olfactory receptor Olfr639) (Protein Olfr639) | Olfr639 mCG_141447 | Q8VGY8 | 3 |
| MCG141722 (Olfactory receptor Olfr192) | Olfr192 mCG_141722 | Q7TS44 | 3 |
| MCG141924 (Olfactory receptor 1330) (Olfactory receptor MOR259-8) (Olfactory receptor Olfr1330) (Protein Olfr1330) | Olfr1330 mCG_141924 | Q8VEY6 | 3 |
| MCG142006 (Protein Olfr171) | Olfr171 Olfr169 mCG_142006 | G5E8J1 | 3 |
| MCG142277 (Olfactory receptor Olfr1085) (Protein Olfr1085) | Olfr1085 mCG_142277 | Q7TR64 | 3 |
| MCG147493 (Protein Pih1d3) (Uncharacterized protein) | Pih1d3 4930521A18Rik mCG_147493 | Q3KNI6 | 3 |
| MCG18845, isoform CRA_d (Protein Uba7) (Ubiquitin-activating enzyme E1-like) | Uba7 Ube1l mCG_18845 | Q9DBK7 | 3 |
| MCG2065, isoform CRA_c (PreS1 binding protein) (Protein Gltscr2) | Gltscr2 mCG_2065 | Q8BK35 | 3 |
| MCG23028 (Protein Zkscan4) | Zkscan4 mCG_23028 | Q5SZT6 | 3 |
| MCG3737 (Protein Vmn1r62) (Vomeronasal 1 receptor, D2) (Vomeronasal 1 receptor, D8) (Vomeronasal receptor V1RD8) | Vmn1r62 V1rd2 V1rd8 mCG_3737 | Q8R2C0 | 3 |
| MCG52488 (Olfactory receptor MOR257-4) (Olfactory receptor Olfr458) (Protein Olfr458) | Olfr458 mCG_52488 | Q8VF80 | 3 |
| MCG53682 (Olfactory receptor 60) (Olfactory receptor MOR253-6) (Protein Olfr60) | Olfr60 mCG_53682 | Q8VGL4 | 3 |
| MCG54796 (Olfactory receptor 569) (Olfactory receptor MOR30-1) (Olfactory receptor Olfr569) (Protein Olfr569) | Olfr569 mCG_54796 | Q8VGZ2 | 3 |
| MCG56945 (Protein Gm382) | Gm382 mCG_56945 | B1AXN3 | 3 |