Ometa Labs MASST

This interface enables you to search a single MS/MS spectrum all public MS/MS datasets. Find exactly in what contexts your molecule has been previously observed.

Search Parameters

Minimum Cosine Score

Minimum Matched Peaks

Parent Mass Tolerance (Max of two below)

Da Tolerance

PPM Tolerance

Analog Search

Analog Shift

Custom Analog Shifts

Filter Precursor Peaks

Public Databases to Search

Query by Spectrum Peaks

Precursor M/Z

Peaks

Query by Metabolomics USI

Metabolomics USI

Populate Demo Surfactin

Populate Demo Caffeine