| Name | Description | Type | Package | Framework |
| SiftsChainEntry | An entry in the chain-level SIFTS mapping between UniProt and the PDB. | Class | org.biojava.nbio.structure.io.sifts | BioJava |
| SiftsChainToUniprotMapping | A mapping between UniProt entries and PDB chains. | Class | org.biojava.nbio.structure.io.sifts | BioJava |
| SiftsEntity | Class | org.biojava.nbio.structure.io.sifts | BioJava | |
| SiftsMappingProvider | Class | org.biojava.nbio.structure.io.sifts | BioJava | |
| SiftsResidue | Class | org.biojava.nbio.structure.io.sifts | BioJava | |
| SiftsSegment | Class | org.biojava.nbio.structure.io.sifts | BioJava | |
| SiftsXMLParser | Class | org.biojava.nbio.structure.io.sifts | BioJava | |