Files in this Data Supplement:

• Supplemental file 1 revised - Fig. S1 (Full complement of peptide binding data for the 10 chosen PTB domains), S2 (Individual PTB domain specificities and phospho-preferences derived from clustering motifs), and S3 (Protein interaction maps assembled using data obtained from the peptide arrays). PDF document, 300K.
• Supplemental file 1 original - Should be replaced with Supplemental file 1 revised (see above). There are errors in the labels in Fig. S1 and S2. Zipped PDF documents, 362K.
• Supplemental file 2 - Legends to Fig. S1 to S3
  MS Word document, 26K.