| No. | PDB ID | Molecule name |
Source | Resolution |
| 1 | 1B3T | NUCLEAR PROTEIN EBNA1 | HUMAN HERPESVIRUS 4 | 2.2 |
| 2 | 2I9F | NUCLEOCAPSID | EQUINE ARTERITIS VIRUS | 2.00 |
| 3 | 1WWC | NT-3 GROWTH FACTOR RECEPTOR TRKC | HOMO SAPIENS | 1.90 |
| 4 | 2FRE | NAD(P)H-FLAVIN OXIDOREDUCTASE | AGROBACTERIUM TUMEFACIENS STR. C58 | 1.90 |
| 5 | 1W44 | NTPASE P4 | HOMO SAPIENS | 2.0 |
| 6 | 1WWA | NERVE GROWTH FACTOR RECEPTOR TRKA | HOMO SAPIENS | 2.50 |
| 7 | 1WWW | NERVE GROWTH FACTOR | HOMO SAPIENS | 2.2 |
| 8 | 2FLQ | NITRIC OXIDE SYNTHASE | GEOBACILLUS STEAROTHERMOPHILUS | 3.20 |
| 9 | 2QQK | NEUROPILIN-2 | HOMO SAPIENS | 2.75 |
| 10 | 6ICD | NICKEL-RESPONSIVE REGULATOR | ESCHERICHIA COLI | 2.8 |
| 11 | 2BH7 | N-ACETYLMURAMOYL-L-ALANINE AMIDASE | ESCHERICHIA COLI | 2.2 |
| 12 | 2G6L | NITRIC-OXIDE SYNTHASE, BRAIN | RATTUS NORVEGICUS | 2.05 |
| 13 | 1NNO | NITRITE REDUCTASE | PSEUDOMONAS AERUGINOSA | 2.65 |
| 14 | 2VAJ | NEURAL CELL ADHESION MOLECULE 2 | HOMO SAPIENS | 2.7 |
| 15 | 1GJQ | NITRITE REDUCTASE | PYROCOCCUS FURIOSUS | 2.7 |
| 16 | 1K2R | NITRIC-OXIDE SYNTHASE | RATTUS NORVEGICUS | 2.15 |
| 17 | 3E4V | NADH:FMN OXIDOREDUCTASE LIKE PROTEIN | METHYLOBACILLUS FLAGELLATUS KT | 1.40 |
| 18 | 2HX2 | NITRIC-OXIDE SYNTHASE | BOS TAURUS | 1.95 |
| 19 | 1RS8 | NITRIC-OXIDE SYNTHASE, ENDOTHELIAL | BOS TAURUS | 2.30 |
| 20 | 2GIB | NUCLEOCAPSID PROTEIN | SARS CORONAVIRUS | 1.75 |
| 21 | 2Q4H | NUCLEOCAPSID PROTEIN | ARABIDOPSIS THALIANA | 1.83 |
| 22 | 1FOJ | NITRIC-OXIDE SYNTHASE | BOS TAURUS | 2.10 |
| 23 | 1D1X | NITRIC-OXIDE SYNTHASE | BOS TAURUS | 2.00 |
| 24 | 1N1J | NF-YB | HOMO SAPIENS | 1.67 |
| 25 | 1N90 | NITRITE REDUCTASE | PSEUDOMONAS AERUGINOSA | 2.90 |
| 26 | 1N50 | NITRITE REDUCTASE | PSEUDOMONAS AERUGINOSA | 2.90 |
| 27 | 3C2R | NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE | SACCHAROMYCES CEREVISIAE | 2.40 |
| 28 | 2G6O | NITRIC-OXIDE SYNTHASE, ENDOTHELIAL | BOS TAURUS | 1.90 |
| 29 | 1N15 | NITRITE REDUCTASE | PSEUDOMONAS AERUGINOSA | 2.90 |
| 30 | 1RS7 | NITRIC-OXIDE SYNTHASE, BRAIN | RATTUS NORVEGICUS | 1.95 |
| 31 | 1NIR | NITRITE REDUCTASE | PSEUDOMONAS AERUGINOSA | 2.15 |
| 32 | 1U42 | NUCLEAR FACTOR NF-KAPPA-B P105 SUBUNIT | MUS MUSCULUS | 2.70 |
| 33 | 7FAB | NUCLEAR FACTOR NF-KAPPA-B P105 SUBUNIT | MUS MUSCULUS | 2.0 |
| 34 | 2BHJ | NITRIC OXIDE SYNTHASE | HOMO SAPIENS | 3.2 |
| 35 | 1ED6 | NITRIC OXIDE SYNTHASE | BOS TAURUS | 2.05 |
| 36 | 3BPK | NITRILOTRIACETATE MONOOXYGENASE COMPONENT B | BACILLUS CEREUS ATCC 14579 | 1.56 |
| 37 | 1UTY | NON-STRUCTURAL PROTEIN 2 | BLUETONGUE VIRUS | 2.4 |
| 38 | 2GE7 | NUCLEOCAPSID PROTEIN | AVIAN INFECTIOUS BRONCHITIS VIRUS | 2.00 |
| 39 | 1MMV | NITRIC-OXIDE SYNTHASE, BRAIN | RATTUS NORVEGICUS | 2.00 |
| 40 | 1VFR | NAD(P)H\:FMN OXIDOREDUCTASE | VIBRIO FISCHERI | 1.8 |
| 41 | 1XNG | NH(3)-DEPENDENT NAD(+) SYNTHETASE | HELICOBACTER PYLORI | 1.70 |
| 42 | 1OM4 | NITRIC-OXIDE SYNTHASE, BRAIN | RATTUS NORVEGICUS | 1.75 |
| 43 | 1R7H | NRDH-REDOXIN | CORYNEBACTERIUM AMMONIAGENES | 2.69 |
| 44 | 2Q8V | NBLA PROTEIN | THERMOSYNECHOCOCCUS VULCANUS | 2.50 |
| 45 | 1BL9 | NITRITE REDUCTASE | PSEUDOMONAS AERUGINOSA | 2.90 |
| 46 | 1KQP | NH(3)-DEPENDENT NAD(+) SYNTHETASE | BACILLUS SUBTILIS | 1.03 |
| 47 | 2GJ3 | NITROGEN FIXATION REGULATORY PROTEIN | AZOTOBACTER VINELANDII | 1.04 |
| 48 | 1MMW | NITRIC-OXIDE SYNTHASE, BRAIN | RATTUS NORVEGICUS | 2.00 |
| 49 | 1OV3 | NEUTROPHIL CYTOSOL FACTOR 1 | HOMO SAPIENS | 1.80 |
| 50 | 2F1R | NEUTROPHIL CYTOSOL FACTOR 1 | ARCHAEOGLOBUS FULGIDUS | 2.10 |
| 51 | 1K2U | NITRIC-OXIDE SYNTHASE | RATTUS NORVEGICUS | 2.20 |
| 52 | 1QW6 | NITRIC-OXIDE SYNTHASE, BRAIN | RATTUS NORVEGICUS | 2.10 |
| 53 | 2GIC | NUCLEOCAPSID PROTEIN | VESICULAR STOMATITIS INDIANA VIRUS | 2.92 |