You can find more in-depth detail about the UniProt databases in the UniProt Quick Tour or the help page.
There are also Quick Tours available for IntAct and PRIDE.
The EBI offers hands-on courses coveraing a range of subjects, including training for Proteomics resources. An up-to-date list of training courses is available here.
EMBL-EBI, Wellcome Trust Genome Campus, Hinxton, Cambridgeshire, CB10 1SD, UK +44 (0)1223 49 44 44