This snip is not from any known gene, and its function is unknown.
然而这种标记不是来源于已知基因，它的功能不为人知。
The exact nature of the gene variants and how they function are still unknown, so functional studies as well as studies using additional ethnic population samples may be quite revealing.
基因变异的确切性质及它们怎样发挥功能尚不清楚，因此功能性研究和应用其他人种的样品进行研究可能会更加有启示。
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