THE CRYSTAL STRUCTURE OF A TWO-COMPONENT SENSOR DOMAIN (2ND FORM) FROM PSEUDOMONAS AERUGINOSA PA01 3L34 TRANSFERASE, TWO-COMPONENT SENSOR,STRUCTURAL GENOMICS, PSI-2, PROTEIN STRUCTURE INITIATIVE, MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG, ATP-BINDING, KINASE, MEMBRANE, NUCLEOTIDE- BINDING, PHOSPHOPROTEIN,TRANSMEMBRANE