xQuest search form


Define search parameters for single spectrum-pair paste mode

Cross-linkerEnzyme
for more enzyme options use advanced parameters
xlink mass-shift monolink mass-shift(s)
separate more than one monolink masses by comma
isotopic shift Ionization mode
reactive amino acid(s)
separate multiple AA by comma e.g. K,S,T
fixed modifications
separate AA and shifts by : (e.g. M:15.99 or C:57.02146,K:8.00)
MS1 tolerance MS2 tolerance [m/z]

data upload format

paste your data


precursor m/z
precursor charge

database

peaklist light cross-linker

peaklist heavy cross-linker (optional)