Software for Statistical Folding of Nucleic Acids and Studies of Regulatory RNAs
Sunday September 15, 2024

Sirna 93383 sequences folded since April 1, 2003
Job mode
Email address for batch job submission
Please enter a name for your sequence
Please choose your input format


Please enter the sequence to be folded.
Note: for all input formats, characters other than A, T, C, G, U or N in the sequence will be edited out.



or click on Browse button to upload your sequence file



Please check if you need to reverse the sequence and then take its complement for folding
Additional constraint information (optional)

P  i  0  k to force bases i,i+1,...,i+k-1 to be single stranded

P  i  j  k to prevent consecutive base pairs (i,j),(i+1,j-1),...,(i+k-1,j-k+1) to form
Folding temperature 37°C
Ionic conditions 1M NaCl, no divalent ions




Sfold 2.2 - Ding RNA Bioinformatics Lab