Dear Pantelis, (after serveral updates needed), I've merged run 200+201 and 202+205. and sampled all merged libs to: IonXpressRNA_008 GKR27-III1h having 45548448 reads. The tracks are ready at: http://genomics-lab.fleming.gr/cgi-bin/hgTracks?db=mm9&hubUrl=http://genomics-lab.fleming.gr/fleming/GKlab/run205/hub.txt BW, Martin Dear Pantelis, these are the mapping stats for the 4 GKlab runs run200/samples.txt Barcode Name Sample Bases >=Q20 Bases Reads Mean Read Length No barcode None 126828313 82496818 1482297 86 bp IonXpressRNA_007 GKR26-III0h 2265239933 1804203115 19027698 119 bp IonXpressRNA_008 GKR27-III1h 2124572081 1694701172 18652898 114 bp 007.tophat-mm9a.log 19027698 reads 18485638 aligned 97.1512 pct_aligned 008.tophat-mm9a.log 18652898 reads 18060839 aligned 96.8259 pct_aligned run201/samples.txt Barcode Name Sample Bases >=Q20 Bases Reads Mean Read Length No barcode None 143121476 94767881 1536651 93 bp IonXpressRNA_007 GKR26-III0h 3290677369 2574872290 27553241 119 bp IonXpressRNA_008 GKR27-III1h 3078286491 2406426246 26895550 114 bp 007.tophat-mm9a.log 27553241 reads 26844009 aligned 97.426 pct_aligned 008.tophat-mm9a.log 26895550 reads 26115863 aligned 97.1011 pct_aligned run202/samples.txt Barcode Name Sample Bases >=Q20 Bases Reads Mean Read Length No barcode None 150245735 97475964 1613115 93 bp IonXpressRNA_009 GKR28-III3h 2295914369 1741867501 18101311 127 bp IonXpressRNA_010 GKR29-III6h 2685210659 2101075510 22417500 120 bp 009.tophat-mm9a.log 18101311 reads 17493492 aligned 96.6421 pct_aligned 010.tophat-mm9a.log 22417500 reads 21657265 aligned 96.6087 pct_aligned run205/samples.txt Barcode Name Sample Bases >=Q20 Bases Reads Mean Read Length No barcode None 233000491 181251575 1717524 136 bp IonXpressRNA_009 GKR28-III3h 5135827759 4176381903 34256443 150 bp IonXpressRNA_010 GKR29-III6h 6739785371 5585693967 49391731 136 bp 009.tophat-mm9a.log 34256443 reads 33771531 aligned 98.5845 pct_aligned 010.tophat-mm9a.log 49391731 reads 48428324 aligned 98.0495 pct_aligned For the tracks, I'll merge run 200+201 and 202+205. and sample to: IonXpressRNA_008 GKR27-III1h having 18.7+26.9=45.6 Mreads as the smallest lib. ok? BW Martin