Inter-locus and intra-allelic polymorphisms of HLA class I antigen gene mRNA

David Arnot, James W. Lillie, Charles Auffray, Dietmar Kappes, Jack L. Strominger

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

We have constructed cDNA clone libraries from two lymphoblastoid cell lines, JY (HLA-A2, B7, C untypeable) and LB (HLA-A28, B40, Cw3), and isolated clones encoding class I HLA antigens. We have characterized short oligonucleotide probes derived from the coding region of the HLA class I antigens which are specific for the HLA-A and -B loci. These probes have been used to subdivide the class I cDNA clones into subclasses. DNA sequencing of several HLA-A and -B related clones has allowed us to extend the primary structural characterization of these cell-surface antigens. This analysis has also detected a sequence polymorphism at the HLA-A locus, indicating that the previously considered homozygous typing cell line LB expresses two alleles of similar, although not identical, serological specificity.

Original languageEnglish
Pages (from-to)237-252
Number of pages16
JournalImmunogenetics
Volume20
Issue number3
DOIs
StatePublished - Sep 1984

Keywords

  • Alleles
  • Amino Acid Sequence
  • B-Lymphocytes/immunology
  • Base Sequence
  • Cell Line
  • Cloning, Molecular
  • DNA/metabolism
  • Genes
  • HLA Antigens/genetics
  • Humans
  • Nucleic Acid Hybridization
  • Plasmids
  • Polymorphism, Genetic
  • RNA, Messenger/genetics

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