50889971 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
50889971 + 0 mapped (100.00%:-nan%)
50889971 + 0 paired in sequencing
26628143 + 0 read1
24261828 + 0 read2
43838152 + 0 properly paired (86.14%:-nan%)
44998000 + 0 with itself and mate mapped
5891971 + 0 singletons (11.58%:-nan%)
574944 + 0 with mate mapped to a different chr
574944 + 0 with mate mapped to a different chr (mapQ>=5)