Index - I
| I | Biobase.Primary.AA | 
| inClass | Biobase.Secondary.Isostericity, Biobase.Secondary | 
| isCanonicalStructure | Biobase.Secondary.Diagrams, Biobase.Secondary | 
| isConstraintStructure | Biobase.Secondary.Diagrams, Biobase.Secondary | 
| IsostericityLookup | Biobase.Secondary.Isostericity, Biobase.Secondary | 
| isViennaPair | Biobase.Secondary.Vienna | 
| iupacNucleotides | Biobase.Primary.IUPAC, Biobase.Primary | 
| iupacXDNAchars | Biobase.Primary.IUPAC, Biobase.Primary |