Index - N
| nA | Biobase.Primary |
| nacgt | Biobase.Primary |
| nacgu | Biobase.Primary |
| nC | Biobase.Primary |
| nG | Biobase.Primary |
| nIMI | Biobase.Primary |
| nN | Biobase.Primary |
| nobonusCC | Biobase.Secondary.Constraint |
| nT | Biobase.Primary |
| nU | Biobase.Primary |
| Nuc | |
| 1 (Type/Class) | Biobase.Primary |
| 2 (Data Constructor) | Biobase.Primary |
| nucCharList | Biobase.Primary |
| nucCodonTable | Biobase.AAseq |
| nUndefined | Biobase.Primary |