the comment lines of the blast tabular format

进行Blast比对，用参数-m 6 可以以列表的方式输出结果，结果中从左到右每一列的意义分别是：

[00] Query id

[01] Subject id

[02] % identity

[03] alignment length

[04] mismatches

[05] gap openings

[06] q. start

[07] q. end

[08] s. start

[09] s. end

[10] e-value

[11] bit score