1、Bam2bigwig（工具）

https://www.researchgate.net/publication/301292288_Bam2bigwig_a_tool_to_convert_bam_files_into_bigwig_for_UCSC_Genome_Browser

tutor file:　　http://files.cnblogs.com/files/renping/bam2bigwig.pdf

2、通过chip-seq 流程有涉及

http://blog.csdn.net/qq_29300341/article/details/52951239

3、bigwig format

https://genome.ucsc.edu/FAQ/FAQformat.html#format6.1

更多文件格式的介绍：https://genome.ucsc.edu/FAQ/FAQformat.html

5、bam格式转为bigwig格式