Metabolomics m/z Feature Search
Database:
HMDB v5
RefMet
HSA-MFN / KEGG
ChEBI (curated, biological)
PubChem (all compounds)
Input Type:
Text Input
File Upload
Enter m/z values (comma-separated):
115.11176, 116.11508, 132.13834, 129.09102, 130.09442, 143.10659, 144.10991, 145.11081, 160.13321, 161.13655, -144.11106
Values with a negative sign are searched in negative mode, otherwise positive mode
Upload CSV or TXT file with m/z values:
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File has header
m/z column name (if header) or position:
Mode column name (if available):
If no mode column is present, mode is taken from the sign
PPM Tolerance:
Precursor Types:
M+H[1+]
M(C13)+H[1+]
M+NH4[1+]
M+Na[1+]
M+K[1+]
M-H2O+H[1+]
M-H[-]
M(C13)-H[-]
M-H2O-H[1-]
M+HCOO[-]
M+Cl[-]
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