Institute for Digital Biology and Department of Computer Science and Engineering, Bagley College of Engineering, Mississippi State University, Mississippi, USA. tjk@acm.org|Institute for Digital Biology and Department of Computer Science and Engineering, Bagley College of Engineering, Mississippi State University, Mississippi, USA. tjk@acm.org|Institute for Digital Biology and Department of Computer Science and Engineering, Bagley College of Engineering, Mississippi State University, Mississippi, USA. tjk@acm.org