GPMAW lite – Protein Molecular Weight Calculator (and much more)
Simple bioinformatics calculations on specific protein sequences When working with proteins you often need to make simple bioinformatics calculations on a specific...
Common protein contaminants observed in mass spectrometric protein ID
Questions: Is the keratin identified by the protein ID service in my 1D gel band a contamination? Or is it...
Mass spectrometric identification of proteins detected in Western blots
Question: Dear Sir, We have an unknown protein recognized in Western blot by autoantibodies that we need to identify. Is it...
What does the Mascot Score mean?
Question: I just got my protein identification report. What does the Mascot Score mean? Answer: The Protein Identification report contains a list of proteins that have...
Guide to identification of novel proteins not present in public databases
Question: I recently used Alphalyse's protein identification service to analyze my protein. The sample gave me very good MS data. However it...
Which databases and organisms are used for mass spec protein ID service?
Question: I would like to identify proteins from an organism where the genome has just been sequenced. How many proteins are...