Different Evolutionary Histories in Two Subgenomic Regions of the Major Histocompatibility Complex

Table 1.

Different Properties of the Alpha and Beta Blocks

Block Pseudogene/functional No. of segments Retroelements (%) Paralogous retroelements (%) Pattern of duplication Human indel polymorphisms
Alpha 4 at least 10 39.8 57.7 single, bisegmental  and transpositions several
Beta 0.5 4 49.7 28.5 single ?

  • ↵For HLA and MIC (PERB11) members.

  • ↵From RepeatMasker output.

  • ↵ Venditti and Chorney (1992); Watanabe et al. (1997).

This Article

  1. Genome Res. 9: 541-549

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