2ROR SIGNALING PROTEIN, SH2 DOMAIN, PROTEIN-PEPTIDE COMPLEX, PHOSPHORYLATED PEPTIDE RECOGNITION, PHOSPHOTYROSINE BINDING DOMAIN, SIGNAL TRANSDUCTION, GUANINE-NUCLEOTIDE RELEASING FACTOR, METAL- BINDING, PHORBOL-ESTER BINDING, PHOSPHOPROTEIN, PROTO- ONCOGENE, SH3 DOMAIN, ZINC, ZINC-FINGER, STRUCTURAL GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND FUNCTIONAL ANALYSES, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI SOLUTION STRUCTURE OF THE VAV1 SH2 DOMAIN COMPLEXED WITH A TYROSINE-PHOSPHORYLATED PEPTIDE FROM SLP76