NRL3D - Sequence-Structure Database (amino acid sequences extracted from three-dimensional structures in the Protein Data Bank)
PIR - International Protein Sequence Database
SwissProt - Annotated protein sequence database
OWL - a composite, non-redundant database assembled from a number of primary sources
TrEMBL - a supplement of SWISS-PROT that contains all the translations of EMBL nucleotide sequence entries not yet integrated in SWISS-PROT
MHCPEP - a database of MHC-binding peptides
PIR_SUBSET_PIR1 - PIR Section 1. Fully Classified Entries
PIR_SUBSET_PIR2 - PIR Section 2. Verified and Classified Entries
PIR_SUBSET_PIR3 - PIR Section 3. Unverified Entries
PIR_SUBSET_PIR4 - PIR Section 4. Unencoded or Untranslated Entries
TREMBL_SUBSET_ARC - TrEMBL subset - Archaea sequence entries
TREMBL_SUBSET_FUN - TrEMBL subset - Fungi sequence entries
TREMBL_SUBSET_HUM - TrEMBL subset - Human sequence entries
TREMBL_SUBSET_IMMUNO - TrEMBL subset - Immunoglobulins and T-cell receptors
TREMBL_SUBSET_INV - TrEMBL subset - Invertebrates sequence entries
TREMBL_SUBSET_MAM - TrEMBL subset - Other mammals sequence entries
TREMBL_SUBSET_MHC - TrEMBL subset - MHC proteins sequence entries
TREMBL_SUBSET_ORG - TrEMBL subset - Organelles encoded sequence entries
TREMBL_SUBSET_PATENT - TrEMBL subset - Patent application sequences
TREMBL_SUBSET_PHG - TrEMBL subset - Bacteriophages sequence entries
TREMBL_SUBSET_PLN - TrEMBL subset - Plants sequence entries
TREMBL_SUBSET_PRO - TrEMBL subset - Prokaryotes (bacterial) sequence entries
TREMBL_SUBSET_PSEUDO - TrEMBL subset - CDS not coding for real proteins
TREMBL_SUBSET_ROD - TrEMBL subset - Rodents sequence entries
TREMBL_SUBSET_SMALLS - TrEMBL subset - Small fragments
TREMBL_SUBSET_SYNTH - TrEMBL subset - Synthetic sequences
TREMBL_SUBSET_UNC - TrEMBL subset - Unclassified sequence entries
TREMBL_SUBSET_VRL - TrEMBL subset - Viruses sequence entries
TREMBL_SUBSET_VRT - TrEMBL subset - Other vertebrates sequence entries