A collection of lightweight and handy tools for Python that help to handle various sorts of Proteomics data.
http://pypi.python.org/pypi/pyteomics/1.2.5
It provides
- calculation of basic physico-chemical properties of polypeptides:
- mass and isotopic distribution
- charge and pI
- chromatographic retention time
- access to common proteomics data:
MassSpectrometry or LC-MS data
FASTA databases
- search engines output
- easy manipulation of sequences of modified peptides and proteins