title: Four amino acid exchanges located in the alpha-2 domain specify the novel HLA-B*50:20 allele.
abstract: HLA-B*50:20 contains seven nucleotide substitutions leading to four amino acid changes in the alpha-2 domain.
authors.affiliation: Institute for Transfusion Medicine and Immunohaematology, German Red Cross Blood Donor Service Baden-Wuerttemberg-Hessen, Frankfurt, Germany.
authors.forename: P S A
authors.initials: PS
authors.lastname: Becker
authors.affiliation: Institute for Transfusion Medicine and Immunohaematology, German Red Cross Blood Donor Service Baden-Wuerttemberg-Hessen, Frankfurt, Germany.
authors.forename: E
authors.initials: E
authors.lastname: Seifried
authors.affiliation: Institute for Transfusion Medicine and Immunohaematology, German Red Cross Blood Donor Service Baden-Wuerttemberg-Hessen, Frankfurt, Germany.
authors.forename: C
authors.initials: C
authors.lastname: Seidl
mesh_terms: D000483:Alleles; D019943:Amino Acid Substitution; D001483:Base Sequence; D005091:Exons / Q000235:genetics; D005802:Genes, MHC Class II; D015235:HLA-B Antigens / Q000737:chemistry* / Q000235:genetics; D006801:Humans; D008958:Models, Molecular; D008969:Molecular Sequence Data; D011487:Protein Conformation; D017434:Protein Structure, Tertiary; D016415:Sequence Alignment; D012689:Sequence Homology, Nucleic Acid
chemical_list: D015235:HLA-B Antigens
keywords: HLA-B*50; human leukocyte antigen-B; sequence-based typing