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Restriction fragment length polymorphism caused by a deletion involving Alu sequences within the human. alpha. sub 2 -plasmin inhibitor gene

Journal Article · · Biochemistry; (USA)
DOI:https://doi.org/10.1021/bi00438a003· OSTI ID:5228147
A restriction fragment length polymorphism within the human {alpha}{sub 2}-plasmin inhibitor gene has been detected by Southern blot hybridization using an {alpha}{sub 2}-plasmin inhibitor cDNA probe. This restriction fragment length polymorphism can be attributed to the presence of two alleles, A and B, that are distributed in Hardy-Weinberg equilibrium with frequencies of 73.5% and 2.65%, respectively, in 66 unrelated Caucasian individuals or with frequencies of 51.0% and 49.0%, respectively, in 50 unrelated Japanese individuals. The minor allele, B, is due to a deletion of about 720 base pairs in intron 8 of the {alpha}{sub 2}-plasmin inhibitor gene. Sequence analysis of the deletion junction in allele B and the corresponding regions of allele A demonstrated the presence of oppositely oriented Alu sequences at the 5{prime} and 3{prime} deletion boundaries. These data suggest that this restriction fragment length polymorphism was caused by intrastrand recombination between Alu sequences.
OSTI ID:
5228147
Journal Information:
Biochemistry; (USA), Journal Name: Biochemistry; (USA) Vol. 28:12; ISSN 0006-2960; ISSN BICHA
Country of Publication:
United States
Language:
English