track type=narrowPeak visibility=3 db=hg19 name="my18" 
chr7	148611399	148611691	my18_peak_1	404	.	14.82558	47.47259	40.41176	128
chr7	148787799	148787999	my18_peak_2	49	.	6.29630	11.32890	4.90862	133
chr7	148906617	148906881	my18_peak_3	129	.	8.99281	19.67248	12.93235	127
chr7	149226303	149226503	my18_peak_4	101	.	8.77193	16.77059	10.13152	62
chr7	149416128	149416529	my18_peak_5	1462	.	21.62535	155.70813	146.23401	223