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Table 1 Description of each interpretation term

From: A unified encyclopedia of human functional DNA elements through fully automated annotation of 164 human cell types

Interpretation term Description Characteristic activity
Quiescent Inactive region None
ConstitutiveHet Constitutive heterochromatin H3K9me3, HP1
FacultativeHet Facultative heterochromatin H3K27me3, PRC
Transcribed Transcribed region H3K36me3
Promoter Promoter H3K4me3, H3K9ac
Enhancer Enhancer H3K4me1, H3K27ac, P300
RegPermissive Region with weak marks of regulation H3K4me1
Bivalent Regulatory element with marks of both activation and repression H3K4me3 or H3K27ac, H3K27me3
Unclassified Placeholder assigned to reference states that do not fit the above vocabulary
LowConfidence Placeholder assigned to new states that were not classified with high confidence. (Note: Unclassified applies only to reference states; LowConfidence only to new states)