TRANSFERASE, TWO-COMPONENT SENSOR DOMAIN, STRUCTURAL GENOMICS, PSI-2, PROTEIN STRUCTURE INITIATIVE, MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG, ATP-BINDING, KINASE, MEMBRANE, NUCLEOTIDE-BINDING, PHOSPHOPROTEIN, TRANSMEMBRANE THE CRYSTAL STRUCTURE OF A TWO-COMPONENT SENSOR DOMAIN (3RD FORM) FROM PSEUDOMONAS AERUGINOSA PA01 3N24