Logan Search
Paste a DNA sequence and find the SRA runs it occurs in. How it works
Tens of millions of SRA runs to the end of 2023 · 109 indexes · Results usually in minutes
Query sequence
500 bases. FASTA; headers are ignored.
Replaces the text above. One record, read in your browser.
Examples
P. falciparum 18S
M. tuberculosis rpoB
Klebsiella blaKPC-2
Mpox F13L
Aedes aegypti COI
Indexes
Each index is one organism group by one library type. Start from a preset, or pick cells on the matrix.
Loading available indexes...
Threshold: minimum shared k-mer fraction 0.50
Lower values return more accessions and take longer to aggregate.