48,381

Class I Peptides

16,146

Class II Peptides

30

Tissues

12,307

Proteins
The number of distinct peptide sequences that have been measured for different tissue - HLA combinations.
The number of peptides that has been measured in different tissue types. Specific peptides are defined as those that have been observed on one tissue type exclusively.
The number of peptides that has been measured in association with different HLA types. Specific peptides are defined as those that have been observed on one HLA type exclusively.