track ChIPseqsamples
shortLabel ChIP-seq
longLabel ChIP-seq samples
type bigWig
dimensions dimX=view dimY=conditions
visibility dense
subGroup1 view Views peaks=peaks signal=signal
subGroup2 conditions Conditions chip=chip
autoScale group
compositeTrack on

    track peaks
    shortLabel peaks
    longLabel peaks
    type bigNarrowPeak
    parent ChIPseqsamples
    view peaks
    visibility dense
    
            track chippk
            bigDataUrl chippk.bigNarrowPeak
            shortLabel chip pk
            longLabel chip peaks
            type bigNarrowPeak
            color 191,0,0
            parent peaks
            priority 11.0
            visibility full
            subGroups conditions=chip view=peaks

    track signal
    shortLabel signal
    longLabel signal
    type bigWig
    maxHeightPixels 100:50:8
    parent ChIPseqsamples
    view signal
    visibility full
    
            track chipbw
            bigDataUrl chipbw.bigWig
            shortLabel chip bw
            longLabel chip bigWig
            type bigWig
            color 212,57,57
            parent signal
            priority 12.0
            visibility full
            subGroups conditions=chip view=signal