Pw. Greenwell et al., TEL1, A GENE INVOLVED IN CONTROLLING TELOMERE LENGTH IN SACCHAROMYCES-CEREVISIAE, IS HOMOLOGOUS TO THE HUMAN ATAXIA-TELANGIECTASIA GENE, Cell, 82(5), 1995, pp. 823-829
Yeast chromosomes terminate in tracts of simple repetitive DNA (poly[G
(1-3)T]). Mutations in the gene TEL1 result in shortened telomeres. Se
quence analysis of TEL1 indicates that it encodes a very large (322 kD
a) protein with amio acid motifs found in phosphatidylinositol/protein
kinases. The closest homolog to TEL1 is the human ataxia telangiectas
ia gene.