is an Aggregator.
miRBase is the primary online repository for microRNA sequences and annotations, serving as the central registry for microRNA nomenclature and providing a comprehensive archive of published microRNA data including sequences, annotations, predicted targets, and deep sequencing evidence.
genomics, biological systems
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infores:mirbase
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| ID | Name | URL | Category | Format | Description |
|---|---|---|---|---|---|
| mirbase.portal | miRBase Portal | www.mirbase.org | GraphicalInterface | http | Web portal for searching and browsing... |
| mirbase.browse | miRBase Browse Interface | www.mirbase.org | GraphicalInterface | http | Browse interface for exploring microR... |
| mirbase.genomic-search | Genomic Location Search | www.mirbase.org | GraphicalInterface | http | Search interface for finding microRNA... |
| mirbase.tissue-search | Tissue Expression Search | www.mirbase.org | GraphicalInterface | http | Search interface for finding microRNA... |
| mirbase.mirna-dat | miRNA.dat | CURRENT | Product | txt | All published microRNA data in EMBL f... |
| mirbase.hairpin-fa | hairpin.fa | CURRENT | Product | fasta | FASTA format sequences of all microRN... |
| mirbase.mature-fa | mature.fa | CURRENT | Product | fasta | FASTA format sequences of all mature ... |
| mirbase.diff | miRNA.diff | CURRENT | Product | txt | List of changes between the last rele... |
| mirbase.dead | miRNA.dead | CURRENT | Product | txt | List of entries that have been remove... |
| mirbase.hsa-gff3 | Human (hsa) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for human microRNA... |
| mirbase.mmu-gff3 | Mouse (mmu) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for mouse microRNA... |
| mirbase.rno-gff3 | Rat (rno) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for rat microRNAs ... |
| mirbase.dme-gff3 | Drosophila (dme) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for Drosophila mic... |
| mirbase.cel-gff3 | C. elegans (cel) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for C. elegans mic... |
| mirbase.dre-gff3 | Zebrafish (dre) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for zebrafish micr... |
| mirbase.ath-gff3 | Arabidopsis (ath) Genome Coordinates | CURRENT | Product | gff | Genome coordinates for Arabidopsis mi... |
| mirbase.ftp | miRBase FTP Archive | CURRENT | Product | http | FTP archive with current release data... |
| mirbase.readme | README | CURRENT | DocumentationProduct | txt | Release notes and documentation for d... |
| mirbase.help | miRBase Help Documentation | help | DocumentationProduct | http | Comprehensive help documentation incl... |
| ID | Name | URL | Category | Format | Description |
|---|---|---|---|---|---|
| rnacentral.portal | RNAcentral Portal | rnacentral.org | GraphicalInterface | http | Web portal for searching and browsing... |
| rnacentral.api | RNAcentral REST API | api | ProgrammingInterface | http | REST API for programmatic access to R... |
| rnacentral.ftp | RNAcentral FTP Archive | RNAcentral | Product | http | FTP archive with current and archived... |
| rnacentral.public-db | RNAcentral Public Postgres Database | public-database | DataModelProduct | postgres | Public PostgreSQL database for direct... |
| obo-db-ingest.mirbase.tsv | mirbase Nodes TSV | mirbase.tsv (375.6 KB) | Product | tsv | mirbase Nodes TSV |
| obo-db-ingest.mirbase.family.tsv | mirbase.family Nodes TSV | mirbase.family.tsv (14.7 KB) | Product | tsv | mirbase.family Nodes TSV |
| obo-db-ingest.mirbase.mature.tsv | mirbase.mature Nodes TSV | mirbase.mature.tsv (287.0 KB) | Product | tsv | mirbase.mature Nodes TSV |
miRBase is the primary online repository for microRNA sequences and annotations, serving as the central registry for microRNA nomenclature. Originally established in 2004 as the microRNA Registry, miRBase has evolved into a comprehensive archive of published microRNA data from a wide range of species.
The database provides searchable access to microRNA sequences, annotations, predicted targets, and deep sequencing evidence. Users can search for microRNAs by identifier or keyword, genomic location, tissue expression patterns, or by sequence similarity. The database follows uniform annotation guidelines established by the research community and maintains the official nomenclature system for microRNAs.
miRBase contains:
Data is available through multiple interfaces:
miRBase includes microRNA data for model organisms (human, mouse, rat, Drosophila, C. elegans, zebrafish), plants (Arabidopsis, rice, maize, grape), and many other species, with genome coordinate files available in GFF3 format.
For questions or to submit sequences for naming, contact: mirbase@manchester.ac.uk
miRBase is affiliated with the University of Manchester Faculty of Biology, Medicine and Health.
Created: January 01, 2004 | Last modified: October 21, 2025