| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P70617 | Ninjurin-1; Nerve injury-induced protein 1; | Ninj1; | NP_036999.1; | 152 | rat |
| Q9JHE8 | Ninjurin-2; Nerve injury-induced protein 2; | Ninj2; | NP_067606.1; | 144 | rat |
| Q9WV50 | 60S ribosome subunit biogenesis protein NIP7 homolog; PEachy; kDa93; | Nip7; Peachy; | NP_620202.1; | 180 | rat |
| Q4G017 | Nischarin; Imidazoline receptor 1; I-1; IR1; Imidazoline-1 receptor; I1R; | Nisch; | NULL | 1502 | rat |
| Q7TQ94 | Nitrilase homolog 1; EC 3.5.-.-; | Nit1; | NULL | 292 | rat |
| Q497B0 | Omega-amidase NIT2; EC 3.5.1.3; Nitrilase homolog 2; | Nit2; | NP_001029298.1; | 276 | rat |
| P14600 | Substance-P receptor; SPR; NK-1 receptor; NK-1R; Tachykinin receptor 1; | Tacr1; Tac1r; | NP_036799.1; | 407 | rat |
| P16610 | Substance-K receptor; SKR; NK-2 receptor; NK-2R; Neurokinin A receptor; Tachykinin receptor 2; | Tacr2; Tac2r; | NP_542946.1; | 390 | rat |
| P16177 | Neuromedin-K receptor; NKR; NK-3 receptor; NK-3R; Neurokinin B receptor; Tachykinin receptor 3; | Tacr3; Tac3r; | NP_058749.1; | 452 | rat |
| Q4V7C9 | NF-kappa-B-activating protein; | Nkap; | NP_001020043.1; | 415 | rat |
| O70215 | NKG2-D type II integral membrane protein; Killer cell lectin-like receptor subfamily K member 1; NK cell receptor D; NK lectin-like receptor; NKLLR; NKG2-D-activating NK receptor; NKR-P2; CD antigen CD314; | Klrk1; Nkg2d Nkrp2; | NP_598196.1;XP_006237139.1; | 215 | rat |
| P23441 | Homeobox protein Nkx-2.1; Thyroid nuclear factor 1; Thyroid transcription factor 1; TTF-1; | Nkx2-1; Nkx-2.1 Titf1 Ttf-1 Ttf1; | NULL | 372 | rat |
| O35767 | Homeobox protein Nkx-2.5; rNKx-2.5; Homeobox protein NK-2 homolog E; | Nkx2-5; Csx Nkx-2.5 Nkx2e; | NP_446103.1; | 318 | rat |
| O35762 | Homeobox protein Nkx-6.1; Homeobox protein NK-6 homolog A; | Nkx6-1; Nkx6.1 Nkx6a; | NP_113925.1; | 365 | rat |
| Q62765 | Neuroligin-1; Neuroligin I; | Nlgn1; | NP_446320.1; | 843 | rat |
| Q62888 | Neuroligin-2; | Nlgn2; | NP_446444.1; | 836 | rat |
| Q62889 | Neuroligin-3; Gliotactin homolog; | Nlgn3; | NP_599163.2; | 848 | rat |
| D3ZSZ3 | Serine/threonine-protein kinase NLK; EC 2.7.11.24; Nemo-like kinase; | Nlk; | NP_001178853.1;XP_006247007.1; | 527 | rat |
| F1M649 | NLR family CARD domain-containing protein 4; Ice protease-activating factor; Ipaf; | Nlrc4; Ipaf; | XP_003754239.2;XP_008762713.1; | 1023 | rat |
| Q5FVQ8 | NLR family member X1; | Nlrx1; | NP_001020181.1; | 973 | rat |
