MeRIP-Seq之exomePeak2使用教程peak 差异分析:
library("exomePeak2")
GENE_ANNO_GTF ="hg38.ncbiRefSeq.gtf"
f1 = "IP1.bam"
f2 = "IP2.bam"
IP_BAM = c(f1,f2)
f1 = "IP1_input.bam"
f2 = "IP1_input.bam"
INPUT_BAM = c(f1,f2)
f3 = "IP3.bam"
f4 = "IP4.bam"
TREATED_IP_BAM = c(f3,f4)
f3 = "IP3_input.bam"
f4 = "IP4_input.bam"
TREATED_INPUT_BAM = c(f3,f4)
sep <- exomePeak2(bam_ip = IP_BAM,
bam_input = INPUT_BAM,
bam_treated_input = TREATED_INPUT_BAM,
bam_treated_ip = TREATED_IP_BAM,
gff_dir = GENE_ANNO_GTF,
genome = "hg38",
paired_end = FALSE)
注意事项:比对时参考基因组一定为hg38.fa,不然会报错。