遗传性心脏病死后基因检测技术的研究进展及法医学应用
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董怡铭, 杨琛腾, 张国忠, 丛斌
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Research Progress and Forensic Application of Postmortem Genetic Testing in Hereditary Cardiac Diseases
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Yi-ming DONG, Chen-teng YANG, Guo-zhong ZHANG, Bin CONG
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表1 离子通道病主要易感基因
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Tab. 1 Main susceptibility genes of channelopathies
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疾病 | 易感基因 | 位置 | 编码蛋白质 | 影响 | 突变位点 | 参考文献 |
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LQTS | KCNQ1 | 11p15.5-p15.4 | KV7.1 | Iks功能降低 | rs2519184、rs8234、rs10798 | [7] | | KCNH2 | 7q36.1 | KV11.1 | Ikr功能降低 | S5-pore-S6 | [8] | | SCN5A | 3p22.2 | NaV1.5 | INa功能增加 | P448R、A915V、H558B | [9] | CPVT | RYR2 | 1q42.1-q43 | 兰尼碱受体2 | SR中释放Ca2+增加 | 外显子3缺失 | [10] | | CASQ2 | 1p13.3-p11 | 钙螯合素2 | Ca2+调节异常 | L180A | [11] | BrS | SCN5A | 3p22.2 | NaV1.5 | INa功能丧失 | G1712C | [12] | IVF | DPP6 | 7q36.1-q36.3 | 二肽基肽酶-6 | IKv功能增加 | p.H332R | [13] | SQTS | KCNH2 | 7q36.1 | KV11.1 | Ikr功能增加 | N588K、T618I | [14] | | KCNQ1 | 11p15.5-p15.4 | KV7.1 | Iks功能增加 | R259H | [15] | | KCNJ2 | 17q23 | Kir2.1 | IkI功能增加 | D172N、M301K | [14] | PCCD | SCN5A | 3p22.2 | NaV1.5 | INa功能增加 | H558R、R1193Q | [16] | | TRPM4 | 19q13.32 | 瞬时受体电位melastatin蛋白4 | Ca2+调节异常 | p.G844A | [17] |
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