Structure and Peptidomes of Swine MHC Class I with Long Peptides Reveal the Cross-Species Characteristics of the Novel N-Terminal Extension Presentation Mode

*Department of Microbiology and Immunology, College of Veterinary Medicine, China Agricultural University, Beijing, China; and

†NHC Key Laboratory of Human Disease Comparative Medicine, Beijing Key Laboratory for Animal Models of Emerging and Remerging Infectious Diseases, Institute of Laboratory Animal Science, Chinese Academy of Medical Sciences and Comparative Medicine Center, Peking Union Medical College, Beijing, China

*Department of Microbiology and Immunology, College of Veterinary Medicine, China Agricultural University, Beijing, China; and

*Department of Microbiology and Immunology, College of Veterinary Medicine, China Agricultural University, Beijing, China; and

*Department of Microbiology and Immunology, College of Veterinary Medicine, China Agricultural University, Beijing, China; and

*Department of Microbiology and Immunology, College of Veterinary Medicine, China Agricultural University, Beijing, China; and