There are resources and databases for so many things popping up that it's impossible to keep track. This new one SYNGO is something I would have found really helpful while constructing a manuscript last year (I looked everywhere for something like this!) But it's in perfect time to help a new collaborator at UVA.
Studying synapses? This compiles data from the best studies and makes it push button level simple. You can even parse your data to only compare your results against the results that are not proteomics (in case accuracy isn't your primary focus in studying tiny bits of the ends of brain cells).
You can read about Syngo here!