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Phylodendrom: phylogenetic tree printer
Phylodendrom is a phylogenetic tree printer, once you have the newick or nh format of your data, you can upload the file […]
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qPCR slope to efficiency
Convert the slope of a qPCR standard curve into amplification efficiency. Enter the slope below to get the efficiency as a percentage […]
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Bacterial cell number (OD600)
Estimate the number of bacterial cells per millilitre from an OD600 reading, or work backwards from a target cell density to the […]
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Nucleic Acid concentration from OD260
Calculate the concentration of DNA or RNA from a A260 spectrophotometer reading, and check sample purity with the A260/A280 ratio. Enter your […]
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Tm of PCR primers (<14 bp)
Estimate the melting temperature (Tm) of short PCR primers and oligonucleotides (roughly ≤ 14 bp). Paste your primer below: the calculator shows the quick […]
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Tm of long PCR primers
Calculate the Tm (Melting Temperature, in Celsius degrees) of your primers: For long primers use the formula : Tm = 64.9 + […]
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Histone methylation
Histones have been shown to be dynamic proteins, undergoing multiple types of post-translational modifications. In this pathway presented by Cell signaling you […]
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Centrifugation speed: rpm to g conversion
Convert centrifuge speed between RPM (revolutions per minute) and RCF (relative centrifugal force, × g) in either direction. Enter your rotor radius and […]
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MEGA (Evolutionary Genetics Analysis)
MEGA (Molecular Evolutionary Genetics Analysis) is a free, widely used package for sequence alignment, phylogenetic tree building and molecular evolution analysis. It […]
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Clustal
The Clustal family of programs performs multiple sequence alignment (MSA) of DNA, RNA or protein sequences. The current version is Clustal Omega, […]