RNAstructure logo

RNAstructure Command Line Help
Version 6.2

RNAstructure is a product of the Mathews Lab, University of Rochester Medical Center, Department of Biochemistry and Biophysics, with the help of many contributors.

Continued development of RNAstructure is made possible by the support of NIH grant R01GM076485.

General Help

Specific Interface Help

AccessFold
Bimolecular folding of nucleic acids without intramolecular pairs allowed. This program uses a heuristic to determine accessibility to to duplex formation.
AllSub
Generate all suboptimal nucleic acid structures within a small free energy increment of the lowest free energy structure.
bifold and bifold-smp
Bimolecular folding of nucleic acids with intramolecular pairs allowed.
bipartition and bipartition-smp
Bimolecular partition function calculation of nucleic acids without intramolecular pairs allowed.
CircleCompare
Compare two structures for the same sequence, with the nucleic acid backbone arranged around a circle to facilitate easy comparisons.
ct2dot
Generate a dot bracket file from a CT file. The CT file can be regenerated from the dot bracket file using dot2ct (below).
CycleFold
Predict canonical and non-canonical base pairs.
design
Find an RNA (or DNA) sequence that is expected to fold into a given structure.
dot2ct
Generate a CT file from a dot bracket file. The dot bracket file can be regenerated from the CT file using ct2dot (above).
draw
Draw a structure (or structures) in Postscript from a CT file. This can be done a variety of ways: annotated, unannotated, circularized, or a combination of these.
DuplexFold
Bimolecular folding of nucleic acids without intramolecular pairs allowed.
dynalign_ii, dynalign, dynalign_ii-smp, and dynalign-smp
Find a secondary structure common to two sequences.
DynalignDotPlot
Generate a free energy dot plot from a Dynalign calculation, exported as a Postscript file.
EDcalculator and EDcalculator-smp
Determine the Ensemble Defect of a structure (compared to the ensemble of all possible structures).
efn2 (Energy Function 2) and efn2-smp
Determine the folding free energy change of a structure.
EnergyPlot
Generate a free energy dot plot from a folding calculation save file, exported as a Postscript file.
EnsembleEnergy
Calculate the ensemble energy of structures from base pair probabilities or sequence data.
 
ETEcalculator and ETEcalculator-smp
Estimate the end-to-end (ETE) distance of a sequence in nm.
Fold and Fold-smp
Predict the lowest free energy structure for a nucleic acid sequence, as well as a set of low free energy structures.
Fold-cuda
Predict the lowest free energy structure for a nucleic acid sequence, in parallel using a GPU.
MaxExpect
Predict the maximum expected accuracy structure for a nucleic acid sequence.
multifind
Find non-coding RNAs in sequence alignments.
multilign
Find secondary structures common to multiple sequences (more than two).
NAPSS
Use NMR data to improve the prediction of an RNA secondary structure.
oligoscreen and oligoscreen-smp
Determine folding thermodynamics for a set of oligonucleotides.
OligoWalk
Calculate thermodynamic features of sense-antisense hybridization and predict free energy changes of oligonucleotides binding to target RNA.
orega
(Optimize RNA Ends with a Genetic Algorithm) Use a genetic algorithm to evolve a sequence to change the end-to-end distance.

partition and partition-smp

Predict nucleic acid base pairing probabilities using a partition function.
partition-cuda
Predict nucleic acid base pairing probabilities using a partition function in parallel using a GPU.
PARTS
Find a secondary structure common to two nucleic acid sequences, a sample of those structures, and/or the probability of pairing for common base pairs.
phmm
Predict the probablistic alignment between two RNA sequences.
ProbabilityPlot
Generate a base pairing probabilities dot plot from a partition function save file, exported as a Postscript file.
ProbablePair
Predict structures from base pair probabilities, using a threshold to include only pairs within a specific range of probabilities.
ProbKnot (encompasses ThreshKnot)
Predict a maximum expected accuracy structure, including pseudoknots.
ProbScan
Calculate the probabilities of loops or helix stacks.
refold
Use a save file to predict a new set of suboptimal structures.
RemovePseudoknots
Remove pseudoknots from an RNA structure, outputting the most likely pseudoknot-free structure.
Rsample
Uses SHAPE mapping data to output a partition function save file, which can be used to model the structure of a sequence that populates multiple conformations.
scorer
Calculate sensitivity and positive predictive value for two structures being compared.
ShapeKnots
Predict a secondary structure that can contains pseudoknots, restrained by SHAPE mapping data.
stochastic and stochastic-smp
Generate a representative ensemble of structures.
TurboFold
Fold multiple sequences into their optimal conformations, using one of three different folding modes.