| N-acylsphingosine amidohydrolase 1 (Fragment) | ASAH1 | B1B5P7 | 1 |
| N-alpha-acetyltransferase 10 | NAA10 | F8W808 | 1 |
| N-alpha-acetyltransferase 10 (Fragment) | NAA10 | C9JN83 | 1 |
| N-alpha-acetyltransferase 50 | NAA50 | A0A0D9SF32 | 1 |
| N-arachidonyl glycine receptor (NAGly receptor) (G-protein coupled receptor 18) | GPR18 GPCRW | Q14330 | 1 |
| N-glycosylase/DNA lyase (Fragment) | OGG1 | H7C1D7 | 1 |
| N-glycosylase/DNA lyase [Includes: 8-oxoguanine DNA glycosylase (EC 3.2.2.-); DNA-(apurinic or apyrimidinic site) lyase (AP lyase) (EC 4.2.99.18)] | OGG1 MMH MUTM OGH1 | O15527 | 1 |
| N-lysine methyltransferase KMT5A (EC 2.1.1.-) (H4-K20-HMTase KMT5A) (Histone-lysine N-methyltransferase KMT5A) (EC 2.1.1.43) (Lysine N-methyltransferase 5A) (Lysine-specific methylase 5A) (PR/SET domain-containing protein 07) (PR-Set7) (PR/SET07) (SET domain-containing protein 8) | KMT5A PRSET7 SET07 SET8 SETD8 | Q9NQR1 | 1 |
| N-myc proto-oncogene protein (Class E basic helix-loop-helix protein 37) (bHLHe37) | MYCN BHLHE37 NMYC | P04198 | 1 |
| N-sulphoglucosamine sulphohydrolase (Fragment) | SGSH | I3L3T3 | 1 |
| N-sulphoglucosamine sulphohydrolase (Fragment) | SGSH | I3L2L4 | 1 |
| N-sulphoglucosamine sulphohydrolase (Fragment) | SGSH | I3NI22 | 1 |
| Na(+)/H(+) exchange regulatory cofactor NHE-RF2 (Fragment) | SLC9A3R2 | H3BN50 | 1 |
| Na(+)/H(+) exchange regulatory cofactor NHE-RF4 (NHERF-4) (Intestinal and kidney-enriched PDZ protein) (Natrium-phosphate cotransporter IIa C-terminal-associated protein 2) (Na/Pi cotransporter C-terminal-associated protein 2) (NaPi-Cap2) (PDZ domain-containing protein 2) (PDZ domain-containing protein 3) (Sodium-hydrogen exchanger regulatory factor 4) | PDZD3 IKEPP NHERF4 PDZK2 DLNB27 | Q86UT5 | 1 |
| Na+/H+ exchanger isoform NHE-2 (Fragment) | Na+/H+ exchanger isoform NHE-2 | O00618 | 1 |
| NAC-alpha domain-containing protein 1 | NACAD KIAA0363 | O15069 | 1 |
| NACHT, LRR and PYD domains-containing protein 1 | NLRP1 | I3L2G5 | 1 |
| NACHT, LRR and PYD domains-containing protein 10 (Nucleotide-binding oligomerization domain protein 8) | NLRP10 NALP10 NOD8 PYNOD | Q86W26 | 1 |
| NACHT, LRR and PYD domains-containing protein 12 (Monarch-1) (PYRIN-containing APAF1-like protein 7) (Regulated by nitric oxide) | NLRP12 NALP12 PYPAF7 RNO | P59046 | 1 |
| NACHT, LRR and PYD domains-containing protein 5 (Mater protein homolog) | NLRP5 MATER NALP5 | P59047 | 1 |
| NACHT, LRR and PYD domains-containing protein 7 (Fragment) | NLRP7 | K7ER92 | 1 |
| NAD(P) transhydrogenase, mitochondrial (Fragment) | NNT | H0Y8P5 | 1 |
| NAD(P)H-hydrate epimerase | NAXE | Q5T3I3 | 1 |
| NAD-dependent protein deacetylase sirtuin-2 (Fragment) | SIRT2 | C9JR33 | 1 |
| NAD-dependent protein deacetylase sirtuin-2 (Fragment) | SIRT2 | B5MCS1 | 1 |
| NAD-dependent protein deacetylase sirtuin-3, mitochondrial | SIRT3 | E9PM75 | 1 |
| NAD-dependent protein deacetylase sirtuin-6 | SIRT6 | M0QXA0 | 1 |
| NAD-dependent protein deacetylase sirtuin-6 (EC 3.5.1.-) (Regulatory protein SIR2 homolog 6) (SIR2-like protein 6) | SIRT6 SIR2L6 | Q8N6T7 | 1 |
| NADH dehydrogenase (Ubiquinone) 1 alpha subcomplex, 3, 9kDa, isoform CRA_b (NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3) | NDUFA3 hCG_20947 | S4R3I5 | 1 |
| NADH dehydrogenase (Ubiquinone) Fe-S protein 3, 30kDa (NADH-coenzyme Q reductase), isoform CRA_c (NADH dehydrogenase [ubiquinone] iron-sulfur protein 3, mitochondrial) | NDUFS3 hCG_25184 | G3V194 | 1 |
| NADH dehydrogenase (Ubiquinone) flavoprotein 1, 51kDa, isoform CRA_c (NADH dehydrogenase [ubiquinone] flavoprotein 1, mitochondrial) | NDUFV1 hCG_21057 | G3V0I5 | 1 |
| NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 10, mitochondrial | NDUFA10 | E7ESZ7 | 1 |
| NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 12 (Fragment) | 0 | Q53HG1 | 1 |
| NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 3 (Complex I-B9) (CI-B9) (NADH-ubiquinone oxidoreductase B9 subunit) | NDUFA3 | O95167 | 1 |
| NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 6 | NDUFA6 | R4GN43 | 1 |
| NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 3 (Fragment) | NDUFB3 | C9JKQ2 | 1 |
| NADH dehydrogenase [ubiquinone] 1 beta subcomplex subunit 9 | NDUFB9 | E7EWZ0 | 1 |
| NADH dehydrogenase [ubiquinone] 1 subunit C2 | NDUFC2 | E9PRJ5 | 1 |
| NADH dehydrogenase [ubiquinone] flavoprotein 2, mitochondrial | NDUFV2 | E7EPT4 | 1 |
| NADH dehydrogenase [ubiquinone] iron-sulfur protein 4, mitochondrial (Fragment) | NDUFS4 | H0Y9M8 | 1 |
| NADH dehydrogenase [ubiquinone] iron-sulfur protein 6, mitochondrial | NDUFS6 | D6RBT3 | 1 |
| NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrial (Fragment) | NDUFS8 | F8W9K7 | 1 |
| NADH-cytochrome b5 reductase 1 (Fragment) | CYB5R1 | H7C0R7 | 1 |
| NADH-cytochrome b5 reductase-like (EC 1.6.2.2) | CYB5RL | Q6IPT4 | 1 |
| NADH-ubiquinone oxidoreductase chain 3 (EC 1.6.5.3) (NADH dehydrogenase subunit 3) | MT-ND3 MTND3 NADH3 ND3 | P03897 | 1 |
| NADH-ubiquinone oxidoreductase subunit 1 (EC 1.6.5.3) (Fragment) | 0 | D3WYX8 | 1 |
| NADP-dependent malic enzyme (NADP-ME) (EC 1.1.1.40) (Malic enzyme 1) | ME1 | Q9H1W3 | 1 |
| NADP-dependent malic enzyme (NADP-ME) (EC 1.1.1.40) (Malic enzyme 1) | ME1 | B4DZ70 | 1 |
| NADPH oxidase 3 (EC 1.6.3.-) (Mitogenic oxidase 2) (MOX-2) (gp91phox homolog 3) (GP91-3) | NOX3 MOX2 | Q9HBY0 | 1 |
| NADPH oxidase 4 (EC 1.6.3.-) (Kidney oxidase-1) (KOX-1) (Kidney superoxide-producing NADPH oxidase) (Renal NAD(P)H-oxidase) | NOX4 RENOX | Q9NPH5 | 1 |
| NADPH oxidase activator 1 (NOX activator 1) (Antigen NY-CO-31) (NCF2-like protein) (P67phox-like factor) (p51-nox) | NOXA1 P51NOX | Q86UR1 | 1 |
| NADPH--cytochrome P450 reductase (CPR) (P450R) (EC 1.6.2.4) | DKFZp686G04235 POR | Q63HL4 | 1 |
| NADPH--cytochrome P450 reductase (Fragment) | POR | H0Y4R2 | 1 |
| NADPH:adrenodoxin oxidoreductase, mitochondrial | FDXR | J3QQX3 | 1 |
| NADPH:adrenodoxin oxidoreductase, mitochondrial (AR) (Adrenodoxin reductase) (EC 1.18.1.6) (Ferredoxin--NADP(+) reductase) (Ferredoxin reductase) | FDXR ADXR | B4DHX5 | 1 |
| NANUC-2 heavy chain (Fragment) | 0 | A2NKM7 | 1 |
| Nardilysin (Fragment) | NRDC | H0Y5G9 | 1 |
| Nardilysin (Nardilysin (N-arginine dibasic convertase), isoform CRA_e) | NRDC NRD1 hCG_40292 | G3V1R5 | 1 |
| Nascent polypeptide-associated complex subunit alpha (Fragment) | NACA | H0YHX9 | 1 |
| Nascent polypeptide-associated complex subunit alpha (NAC-alpha) (Alpha-NAC) (allergen Hom s 2) | NACA HSD48 | F8VU71 | 1 |
| Natriuretic peptides B (Gamma-brain natriuretic peptide) [Cleaved into: Brain natriuretic peptide 32 (BNP(1-32)) (BNP-32); BNP(1-30); BNP(1-29); BNP(1-28); BNP(2-31); BNP(3-32); BNP(3-30); BNP(3-29); BNP(4-32); BNP(4-31); BNP(4-30); BNP(4-29); BNP(4-27); BNP(5-32); BNP(5-31); BNP(5-29)] | NPPB | P16860 | 1 |
| Natural cytotoxicity triggering receptor 1 (Lymphocyte antigen 94 homolog) (NK cell-activating receptor) (Natural killer cell p46-related protein) (NK-p46) (NKp46) (hNKp46) (CD antigen CD335) | NCR1 LY94 | O76036 | 1 |
| Natural killer cells antigen CD94 (KP43) (Killer cell lectin-like receptor subfamily D member 1) (NK cell receptor) (CD antigen CD94) | KLRD1 CD94 | Q13241 | 1 |
| Natural resistance-associated macrophage protein 1 (NRAMP 1) (Solute carrier family 11 member 1) | SLC11A1 LSH NRAMP NRAMP1 | P49279 | 1 |
| Natural resistance-associated macrophage protein 2 | SLC11A2 | F8VRL7 | 1 |
| NAV1 protein (Fragment) | NAV1 | A4FUT7 | 1 |
| Nck-associated protein 5-like (NCKAP5-like) (Centrosomal protein of 169 kDa) (Cep169) | NCKAP5L CEP169 KIAA1602 FP1193 | Q9HCH0 | 1 |
| NCK-interacting protein with SH3 domain (Fragment) | NCKIPSD | H7C2K2 | 1 |
| Nebulette non-muscle isoform variant (Fragment) | 0 | Q59FZ8 | 1 |
| Nebulin (Fragment) | 0 | Q14214 | 1 |
| Nebulin-related-anchoring protein (N-RAP) | NRAP | Q86VF7 | 1 |
| Necdin | NDN | Q99608 | 1 |
| Nectin-2 (Fragment) | NECTIN2 | K7EKE8 | 1 |
| NEDD4 family-interacting protein 1 (Breast cancer-associated protein SGA-1M) (NEDD4 WW domain-binding protein 5) (Putative MAPK-activating protein PM13) (Putative NF-kappa-B-activating protein 164) (Putative NFKB and MAPK-activating protein) | NDFIP1 N4WBP5 PSEC0192 PSEC0223 | Q8N2F9 | 1 |
| NEDD4-binding protein 2-like 2 (Phosphonoformate immuno-associated protein 5) | N4BP2L2 CG005 PFAAP5 | Q92802 | 1 |
| NEDD8 ultimate buster 1 (NEDD8 ultimate buster-1, isoform CRA_d) | NUB1 NYREN18 hCG_19587 | H3BM14 | 1 |
| NEDD8-activating enzyme E1 catalytic subunit | UBA3 | F8W8D4 | 1 |
| NEDD8-conjugating enzyme UBE2F (EC 2.3.2.32) (NEDD8 carrier protein UBE2F) (NEDD8 protein ligase UBE2F) (NEDD8-conjugating enzyme 2) (RING-type E3 NEDD8 transferase UBE2F) (Ubiquitin-conjugating enzyme E2 F) | UBE2F NCE2 | Q969M7 | 1 |
| NEDD8-MDP1 readthrough (Fragment) | NEDD8-MDP1 | E9PL57 | 1 |
| Negative elongation factor A (Fragment) | NELFA | H0Y3X6 | 1 |
| Negative elongation factor B | NELFB | A0A0X1KG71 | 1 |
| Negative elongation factor E (NELF-E) (RNA-binding protein RD) | NELFE RD RDBP | B4DUN1 | 1 |
| Nephrocystin-1 (Juvenile nephronophthisis 1 protein) | NPHP1 NPH1 | O15259 | 1 |
| Nephrocystin-3 | NPHP3 | F2Z3A8 | 1 |
| Nephrocystin-4 (Nephroretinin) | NPHP4 KIAA0673 | O75161 | 1 |
| Nephronectin (Fragment) | NPNT | H0YAK9 | 1 |
| NES protein (Fragment) | NES | Q2YDX4 | 1 |
| Nesprin-1 | SYNE1 | E7ENN3 | 1 |
| Nesprin-1 | SYNE1 | E9PEL9 | 1 |
| Nesprin-1 | SYNE1 | F5H422 | 1 |
| Nesprin-1 (Enaptin) (KASH domain-containing protein 1) (KASH1) (Myocyte nuclear envelope protein 1) (Myne-1) (Nuclear envelope spectrin repeat protein 1) (Synaptic nuclear envelope protein 1) (Syne-1) | SYNE1 C6orf98 KIAA0796 KIAA1262 KIAA1756 MYNE1 | E7EQI5 | 1 |
| Nesprin-4 (KASH domain-containing protein 4) (KASH4) (Nuclear envelope spectrin repeat protein 4) | SYNE4 C19orf46 | Q8N205 | 1 |
| Netrin receptor UNC5D (Protein unc-5 homolog 4) (Protein unc-5 homolog D) | UNC5D KIAA1777 UNC5H4 UNQ6012/PRO34692 | Q6UXZ4 | 1 |
| Neuferricin (Cytochrome b5 domain-containing protein 2) | CYB5D2 | Q8WUJ1 | 1 |
| Neugrin (Mesenchymal stem cell protein DSC92) (Neurite outgrowth-associated protein) (Spinal cord-derived protein FI58G) | NGRN FI58G HT020 | Q9NPE2 | 1 |
| Neurabin-2 (Protein phosphatase 1, regulatory subunit 9B, spinophilin, isoform CRA_b) | PPP1R9B hCG_29611 | D3DTX6 | 1 |
| Neural cell adhesion molecule 2 | NCAM2 | H9KV31 | 1 |
| Neural cell adhesion molecule L1 (Fragment) | L1CAM | E7EMY4 | 1 |
| Neural cell adhesion molecule L1-like protein | CHL1 | F8WEP4 | 1 |
| Neurexin-1-beta | NRXN1 | F5GYC7 | 1 |