bigwig转bed文件首先需要将bigwig转为wig文件
conda install -c bioconda ucsc-bigwigtowig
bigWigToWig signal.bigWig signal.wig
利用BEDOPS的 wig2bed
]将wig文件转 bed文件
conda install -c bioconda bedops
wig2bed < signal.wig > signal.bed
#Filter BED by its score column with `awk`:
awk '($5 < 1)' signal.bed > signal.filtered.bed