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Online science tools

Online scientific web tools & research databases

 

Below you will find links for free-to-use online science tools including calculators for dilution, concentration, conversion, and more.

 

General science tools:

Buffer calculator

Buffer calculator (University of Liverpool)

Buffer calculator (University of Liverpool)

Centrifuge g-force to rpm converter

Centrifuge g-force to rpm converter (endmemo.com)

Dilution calculator

Dilution calculator (IDT)

Dilution calculator (Promega)

Dilution calculator (restrictionmapper.org)

Molarity calculator

Molarity calculator (Promega)

Molarity calculator (Zbio)

Science tool categories:

DNA / RNA / nucleic acids / genes

BLAST – align 2 sequences (NCBI)

BLAST – align a sequence with the human genome (NCBI)

Genome browser (UCSC)

Nucleic acid folding analyzer (IDT)

RNA folding prediction (mfold)

RNA folding prediction (Ding RNA Bioinformatics Lab)

RNA/DNA folding prediction (KineFold)

Repeat finder (REPFIND)

microRNA

miRNA predicted gene targets (miRDB)

miRNA predicted gene targets (TargetScan)

miRNA predicted gene targets (microRNA.org)

miRNA predicted SNP targeting (mirsnpscore)

miRNA predicted SNP targeting (microSNiPer)

Primers & oligos

Nucleic acid OD to concentration calculator (Thermo Scientific / Life Technologies)

Nucleic acid OD to concentration calculator (Promega)

Nucleic acid OD to concentration calculator ( Kenkyuu-Ryuugaku NET)

Oligo analyzer e.g. hairpins, self-dimers (IDT)

Oligo properties – reverse compliment, TM, self compliment (W.A.Kibbe)

PCR primer design (Genscript)

Primer design & BLAST for specificity (NCBI)

Primer design (PrimerQuest – IDT)

Primer design (Primer3 / Whitehead Institute for Biomedical Research)

Primer design (Primer3Plus)

Primer design (bisearch)

Primer TM calculator (Thermo Fisher Scientific)

Primer TM calculator (New England Biolabs)

Primer TM calculator (Promega)

Resuspension calculator for oligos (IDT)

PrimerBank (The Massachusetts General Hospital)

Protein

Protein reverse translation to DNA (Gene Infinity)

Protein reverse translation to DNA (zbio)

Protein reverse translation to DNA (Gene Design)

Protein translation from DNA/RNA (ExPASy)

Nucleotide to protein translator / back translation (EMBL)

Protein alignment – 2 sequences (LALIGN – ExPASy)

Protein alignment BLAST (NCBI)

Protein model prediction (SWISS-MODEL – ExPASy)

Protein sequence to kDa mol weight calculator (Zbio)

Protein sequence to kDa mol weight & amino composition (ProtParam – ExPASy)

Converts protein sequence display from single letter amino symbol to 3 letter amino symbol (Zbio)

Protein digestion prediction (Institute for Systems Biology)

Restriction enzyme mapping

Restriction enzyme site mapping (NEBcutter – New England Biolabs)

Restriction enzyme site mapping (Webcutter)

Restriction enzyme database (REBASE)

RNAi (RNA interference)

RNAi – shRNA & siRNA design (Thermo Fisher Scientific)

siRNA design (IDT)

SNPs (single nucleotide polymorphisms)

SNP function prediction (NIH)

miRNA predicted SNP targeting (mirsnpscore)

miRNA predicted SNP targeting (microSNiPer)

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