bed如何转 bam/sam？？？

可用bedtools的bedToBam：

[noncode@gnode108 ~]$ bedToBam 

Program: bedToBam (v2.12.0)

Author:  Aaron Quinlan (aaronquinlan@gmail.com)

Summary: Converts feature records to BAM format.

Usage:   bedToBam [OPTIONS] -i <bed/gff/vcf> -g <genome>

Options:

       -mapq        Set the mappinq quality for the BAM records.(INT) Default: 255

       -bed12        The BED file is in BED12 format.  The BAM CIGAR string will reflect BED "blocks".

       -ubam        Write uncompressed BAM output. Default is to write compressed BAM.

Notes:

       (1)  BED files must be at least BED4 to be amenable to BAM (needs name field).