2WA5 STRUCTURAL PROTEIN, DISEASE MUTATION, SKELETAL DYSPLASIA, ACTIN-CROSSLINKING, MYOGENESIS, POLYMORPHISM, CYTOSKELETON, ACTIN-BINDING, CALPONIN HOMOLOGY DOMAIN, PHOSPHOPROTEIN, DIFFERENTIATION, ATELOSTEOGENESIS, MUTANT, FILAMIN, DWARFISM, CH DOMAIN, CYTOPLASM, ALTERNATIVE SPLICING, DEVELOPMENTAL PROTEIN CRYSTAL STRUCTURE OF HUMAN FILAMIN B ACTIN BINDING DOMAIN AT 1.9 ANGSTROMS RESOLUTION