FeatureType
75 terms
Biological feature types — the biological entity or concept the data represents. Describes WHAT biological phenomenon the features capture.
annotation (11)
functional conservation mapping
Mapping of functionally conserved regions across species.
functional conservation quantifications
Quantification of functional conservation scores.
miRNA annotations
Annotation tracks for microRNA genes and precursors.
repeat elements annotation
Annotation of repetitive element locations and classes.
restriction enzyme site locations
Genomic positions of restriction enzyme recognition sites.
RNA-binding protein associated mRNAs
mRNAs co-immunoprecipitated with RNA-binding proteins.
splice junctions
Splice site junctions identified from RNA-seq alignments.
← transcriptome alignments
transcribed fragments
Genomic regions identified as transcribed from RNA-seq data.
transcriptome annotations
Comprehensive gene and transcript annotations for a genome.
transposable element TF ancestral origin percent by motif
Percentage of TF motif instances with transposable element ancestral origin.
transposable element TF ancestral origin percent by subfamily
Percentage of TF binding sites by TE subfamily ancestral origin.
chromatin accessibility (2)
footprints
Short protected regions within open chromatin indicating transcription factor occupancy, identified as local signal minima within peaks.
← DHS peaks, nuclease cleavage frequency
open chromatin regions
Genomic regions of accessible chromatin from ATAC-seq, DNase-seq, or similar assays.
← peaks, DHS peaks, hotspots
contact matrix (6)
chromatin stripes
Elongated features in contact matrices extending from loop anchors, indicating active loop extrusion.
contact domains
Topologically associating domains (TADs) from contact matrix analysis, representing self-interacting chromatin regions.
← contact matrix
genome compartments
Large-scale A (active) and B (inactive) chromatin compartments from PCA of Hi-C contact matrices.
← contact matrix
genome subcompartments
Fine-grained chromatin compartments (A1, A2, B1, B2, B3, B4) within major A/B compartments.
loops
Chromatin loop interactions (point-to-point contacts) from contact matrices, often connecting enhancers to promoters.
← contact matrix
nested contact domains
Hierarchically nested topological domains showing multi-scale chromatin organization.
dna methylation (6)
CpG sites coverage
Sequencing read coverage at CpG positions, indicating measurement confidence.
methylated reads
Reads containing DNA methylation marks from bisulfite or direct detection methods.
methylation state at CHG
DNA methylation status at CHG sequence context (H = A, C, or T), common in plant genomes.
methylation state at CHH
DNA methylation status at CHH sequence context, representing asymmetric non-CpG methylation.
methylation state at CpG
DNA methylation status (methylated/unmethylated fraction) at CpG dinucleotides, the primary context for mammalian methylation.
← methylated reads
smoothed methylation state at CpG
CpG methylation values smoothed across neighboring sites to reduce noise.
element gene linkage (5)
element gene interactions p-value
Statistical significance of element-gene interaction associations.
element gene interactions signal
Signal strength of element-gene interaction associations.
element gene links
Associations linking regulatory elements (commonly enhancers) to their putative target genes.
topic gene weights
Gene weights derived from topic modeling of regulatory data.
links
Generic regulatory links associating genomic elements with target features.
haplotype (3)
regulatory element (12)
candidate Cis-Regulatory Elements
Computationally predicted cis-regulatory elements (CREs) including enhancers, promoters, and insulators from chromatin accessibility and histone data.
candidate enhancers
Computationally predicted enhancer elements based on chromatin signatures (H3K4me1, H3K27ac, accessibility).
candidate promoters
Computationally predicted promoter elements based on chromatin signatures and TSS proximity.
curated binding sites
Manually curated and validated transcription factor binding sites.
enhancer validation
Experimental validation data for predicted enhancers.
enhancers reference
Reference set of annotated enhancer elements.
polyA sites
Polyadenylation signal sites where pre-mRNA is cleaved and polyadenylated.
predicted enhancers
Computationally predicted enhancer elements.
promoters reference
Reference set of annotated promoter elements.
regulatory elements
General annotation of regulatory elements: enhancers, promoters, silencers, and insulators.
transcription start sites
Experimentally determined transcription start sites (TSS) from CAGE, PRO-seq, or similar assays.
← peaks, bidirectional peaks
TSS reference
Reference set of transcription start sites.
replication timing (2)
rna modification (5)
Nm methylation state
2′-O-methylation (Nm) modification.
inosine methylation state
Inosine (A-to-I editing) modification.
m5C methylation state
5-methylcytosine (m5C) RNA modification.
m6A methylation state
N6-methyladenosine (m6A) modification on transcripts. m6A is the most abundant internal mRNA modification.
pseudouridine methylation state
Pseudouridine (Ψ) modification. Pseudouridine is the most abundant RNA modification.
sequence motif (4)
PWMs
Position weight matrices representing sequence motif models, encoding nucleotide preferences at each position.
sequence motifs
Sequence patterns enriched in genomic regions of interest.
sequence motifs instances
Genomic locations where specific sequence motifs occur.
sequence motifs report
Summary report of motif discovery or enrichment analysis.
single cell (2)
structure (4)
3D structure
Three-dimensional structural model of a genomic region or chromatin domain.
contigs
Assembled sequence contigs from genome assembly.
personalized genome assembly
Genome assembly incorporating an individual's sequence variation.
predicted 3D structural ensembles
Computationally predicted ensembles of 3D genomic structures.
variant (13)
allele-specific variants
Variants showing allele-specific behavior in expression or chromatin accessibility.
copy number variation
Genomic regions with altered copy numbers (deletions, duplications) relative to reference.
curated SNVs
Manually curated and validated single nucleotide variants.
dsQTLs
DNase I sensitivity quantitative trait loci: variants associated with chromatin accessibility.
eQTLs
Expression quantitative trait loci: variants statistically associated with gene expression levels.
maternal variant calls
Variants called specifically from the maternal haplotype.
paternal variant calls
Variants called specifically from the paternal haplotype.
reference variants
Variants relative to a reference genome.
variant calls
Called genomic variants (SNPs, indels, structural variants) in VCF format.
variant effect quantifications
Quantitative measurements of variant functional effects.
variant reference
Reference database or set of known genomic variants.
SNPs
Single nucleotide polymorphisms.
indels
Insertion/deletion variants.