table bedClusters
"Clusters for CAGE experiments"
(
string  chrom;		"Chromosome"
uint    txStart;	"Transcription start position"
uint    txEnd;		"Transcription end position"
string  name;		"ClusterID = chr:start-end,strand,raw_tag_count"
uint    score;		"Average(Escore1, Escore2)"
char[1] strand;		"+ or - for strand"
float   Escore1;	"Expression score1 = log2(tags per 10x10exp8 mapped reads in replicate 1)"
float   Escore2;	"Expression score2 = log2(tags per 10x10exp8 mapped reads in replicate 2)"
float	npIDR;		"non-parametric Irreproducible Discovery Rate (if 2 reps present)"
)