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🌿 Database statistics

Scale and annotation depth of athisomiRDB — sequencing datasets, hairpins, variants, targets, and multi-omics associations.

0
Distinct isomiRs
0
sRNA-seq datasets
0
Source hairpins
0
miRNA families
0
Variant isomiRs
0
Predicted targets
0
IsomiR–QTL links
0
AGO-associated isomiRs

IsomiR–QTL associations (click to sort)

2,666 isomiR loci overlapping quantitative trait loci, by category
Environment-related eQTL1,593
ePathway-associated eQTL342
GWAS-related eQTL332
Environment-associated eQTL272
cis-eQTL89
trans-eQTL38

Repeat element overlap

4,969 isomiR–repeat intersections, by class
Class ↕ Count ↕ % ↕
DNA repeats 3,024 60.9%
RC / Helitron 830 16.7%
LTR / Gypsy 233 4.7%
DNA / MuDR 212 4.3%
Other classes 289 5.8%
Unassigned 381 7.7%
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Sequence variation at isomiR termini

Among the 8,057 unique isomiRs overlapping a reference mature miRNA
~97%
show 5′ and/or 3′ terminal variation
8,057
unique isomiRs overlap a reference miRNA
146 / 211
miRNA families with >20 distinct isomiRs

3′ nontemplated post-transcriptional additions

35.85%
Uridylation
27.7%
Adenylation

AGO complex association

From 28 public AGO–RIP datasets
isomiRs associated with an AGO complex1,952
AGO complexes profiled (AGO8 unavailable)9
dominant isomiR lengths across AGO complexes21 / 24 nt

Browse coverage

Metadata categories available for browsing every isomiR
289
miRNA families
6
Tissue types
142
Developmental stages
68
Experimental conditions
326
Genotypes

Tissue-specific isomiR signatures

From the set analysis of isomiR presence across tissue types
~16%
of isomiRs common to all five tissue types
7,337
isomiRs specific to root tissue (highest of any tissue)
~450
unique isomiRs found only in flower tissue