Label-free Quantification Results
The lfq.tsv file produced by Sage has the following columns - note that there will be 1 column per file analyzed (wide-format):
| Header | Description |
|---|---|
peptide | Peptide sequence, in ProForma format |
proteins | Semicolon-delimited list of proteins matching the peptide sequence. |
q_value | MS1-integration specific q-value |
score | Score used for q-value calculation |
spectral_angle | Normalized spectral contrast angle between experimental and theoretical isotopic envelope for this peptide |
filename_1 | MS1 intensity for peptide in this file |
filename_N | MS1 intensity for peptide in this file |