序列操作套件 SMS2：
DNA 洗牌
随机打乱 DNA 序列的碱基顺序。
载入示例数据
填充示例序列，方便快速体验
Paste the raw sequence or one or more FASTA sequences into the text area below. Input limit is 300,000,000 characters.
>sample sequence aaaaaaaaaattttttttttccccccccc