THE CRYSTAL STRUCTURE OF SRP14 FROM THE SCHIZOSACCHAROMYCES POMBE SIGNAL RECOGNITION PARTICLE SIGNALING PROTEIN, SCHIZOSACCHAROMYCES POMBE, RADIATION-INDUCED PHASING, RNA-BINDING, RIBONUCLEOPROTEIN, SIGNAL RECOGNITION PARTICLE, ARSENIC, CYTOPLASM, ALU-DOMAIN, CACODYLATE 2W9J