Species-specific analysis of protein sequence motifs using mutual information. - Jan Hummel; Nima Keshvari; Wolfram Weckwerth; Joachim Selbig (BMC Bioinform., 2005)

ProMEX: a mass spectral reference database for proteins and protein phosphorylation sites. - Jan Hummel; Michaela Niemann; Stefanie Wienkoop; Waltraud X. Schulze; Dirk Steinhauser; Joachim Selbig; Dirk Walther 001; Wolfram Weckwerth (BMC Bioinform., 2007)

PhosPhAt: a database of phosphorylation sites in Arabidopsis thaliana and a plant-specific phosphorylation site predictor. - Joshua L. Heazlewood; Pawel Durek; Jan Hummel; Joachim Selbig; Wolfram Weckwerth; Dirk Walther 001; Waltraud X. Schulze (Nucleic Acids Res., 2008)