45283948 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
45283948 + 0 mapped (100.00%:-nan%)
45283948 + 0 paired in sequencing
23443939 + 0 read1
21840009 + 0 read2
19012062 + 0 properly paired (41.98%:-nan%)
42941986 + 0 with itself and mate mapped
2341962 + 0 singletons (5.17%:-nan%)
2273406 + 0 with mate mapped to a different chr
331594 + 0 with mate mapped to a different chr (mapQ>=5)