2CSZ SIGNALING PROTEIN, EXOPHILIN 2, GRANUPHILIN, SYNAPTOTAGMIN-LIKE PROTEIN 4, RING DOMAIN, STRUCTURAL GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND FUNCTIONAL ANALYSES, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI SOLUTION STRUCTURE OF THE RING DOMAIN OF THE SYNAPTOTAGMIN- LIKE PROTEIN 4