Table 1. Categorization and abundances of DGE tags.

Summary		E01	E02	E03	E04	E05	E06	E07	E08
Raw Data	Total	10712865	10126012	10082118	10402577	11607059	12635834	12443065	12388226
Raw Data	Distinct Tag	6161655	6423192	6316849	6635083	7225031	7870495	7063367	6929547
Clean tag	Total number	10690006	10089026	10063386	10388538	11072798	12050981	11852073	10503468
Clean tag	Distinct Tag number	6156026	6417135	6312695	6629921	6740432	7341852	6528554	6300500
Tag Mapping to Gene	Total number	7790350	7214870	7416280	7507460	9732080	10803400	10358000	8499460
Unambiguous Tag Mapping to Gene	Total number	7790350	7214870	7416280	7507460	9732080	1080340	10358000	8499460
Unambiguous Tag Mapping to Gene	Total % of clean tag	0.728751	0.715121	0.736957	0.722668	0.878918	0.896475	0.87394	0.809205
Tag-mapped Genes	number	20755	21336	20804	21611	21084	21908	21509	21826
Tag-mapped Genes	% of ref genes	0.034635	0.035605	0.034717	0.036064	0.035184	0.036559	0.035893	0.036422
Unambiguous Tag-mapped Genes	number	20755	21336	20804	21611	21084	21908	21509	21826
Unambiguous Tag-mapped Genes	% of ref genes	0.034635	0.035605	0.034717	0.036064	0.035184	0.036559	0.035893	0.036422
Mapping to Genome	Total number	2194185	2194277	1987655	2157144	826525	665368	964545	1414876
Mapping to Genome	Total % of clean tag	0.205256	0.217491	0.197514	0.207647	0.074645	0.055213	0.081382	0.134706
Mapping to Genome	Distinct Tag number	5155470	5414267	5329173	5597165	5893825	6373233	5690190	5444582
Unknown Tag	Total number	705471	679879	659451	723934	514193	582213	529528	589132
Unknown Tag	Total % of clean tag	0.065994	0.067388	0.06553	0.069686	0.046437	0.048312	0.044678	0.056089
Unknown Tag	Distinct Tag number	668983	642224	6312695	6629921	496366	555608	504624	546701
Unknown Tag	Distinct Tag % of clean tag	0.06258	0.063656	0.627293	0.638196	0.044828	0.046105	0.042577	0.05205

Clean tags represent the tags that remained after filtering low-quality tags from the raw data. Distinct tags are different tags and unambiguous tags are the remaining clean tags after removing tags mapped to more than one locus in the reference genome.