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螢光像 測定法으로 分析한 HUMACTBP2 遺傳座位에 대한 韓國人의 遺傳的 多樣性과 法醫學的 有用性
황적준,남용석,최하주,이혜린,한길로 大韓法醫學會 1997 대한법의학회지 Vol.21 No.1
The HUMACTBP2 locus was investigated to collect population genetic data in the Korean population and to evaluate the applicability for the forensic field. An Automatic fluorescent-based sequencer (377 automatic DNA sequencer, ABI) was used to detect amplified fragments of the HUMACTBP2 locus electrophoresed on 4% denaturing polyacrylamide sequencing gels. ACTBP2 allelic ladder consisting of different sizes of 18 alleles was constructed and employed as an internal size standard in combination with a GS-350 size standard for precision of allele-band sizing. By utilizing different fluorescent dyes, both the allelic ladders and samples were able to be analyzed in the same lane by 99% precision of allele-band sizing. Among the Korean population (n=224), 26 alleles in the range of 239-313 bp are determined. Allele No. 6 is found 45 times (0.100) which is mostly frequent, and the rest of allele is distributed with their relative frequency of 0.112-0.100. The comparison between observed and expected numbers of homozygous and heterozygous individuals confirms that ACTBP2 locus is in the state of Hardy-Weinberg equilibrium among the Korean population. The heterozygosity is 0.9389±0.0034(93.89%), and the power of discrimination)PD) and power of exclusion(PEX) are calculated to be 0.991(99.1%) and 0.890(89.0%), respectively, showing the high informativeness for individual identification. Thus, these results mean that the HUMACTBP2 locus can effectively be used for the forensic application.