"obi.space" "obi.ranges.start" "obi.ranges.end" "obi.ranges.width" "obi.copy.count" "obi.log.odds" "obi.nranges" "obi.targeted.bp" "obi.sample.name" "Chr22" 42522502 42526908 4407 2 0 22 2443 "sample14"