| AminoDTO | Database of elements - Amino acids |
| ElementDTO | Database of elements - weights included |
| NucleotidDTO | Database of nucleotids - weigths included |
| Pam250MatrixDigitDTO | PAM 250 Matrix |
| PKDTO | Database of elements - PK Values |
| ProteinReductionDTO | Database of elements - PK Values |
| TmBaseStackingDTO | Database of temperatures of di-nucleotids From table at http://www.ncbi.nlm.nih.gov/pmc/articles/PMC19045/table/T2/ (SantaLucia, 1998) |
| TripletDTO | Database of Triplets |
| TripletSpecieDTO | Database of elements - Triplets ans Species |
| TypeIIbEndonucleaseDTO | Enzymes - TypeIIb Endonucleases |
| TypeIIEndonucleaseDTO | Enzymes - TypeIIs Endonucleases |
| TypeIIsEndonucleaseDTO | Enzymes - TypeIIs Endonucleases |
| VendorDTO | Enzymes - Vendors |
| VendorLinkDTO | Enzymes - Vendors Links |