Protein Parameter Calculator
From an amino acid sequence, calculate molar absorptivities (extinction coefficients) at 205 nm and 280 nm. Also, calculate molecular weight for various universal isotopic labeling schemes.
Protein Correlation Time Calculators
Calculate protein correlation time from molecular weight. Or, calculate correlation time at a new temperature, given the correlation time at an old temperature.
NMR Relaxation Rate Calculator
Calculate R1, R2, and heteronuclear NOE rates for a molecule.
Calculate longitudinal and transverse paramagnetic relaxation enhancement (PRE) rates for a molecule.