1. GlaxoSmithKline Gunnels Wood Road Stevenage Hertfordshire SG1 2NY UK
2. Department of Pure and Applied ChemistryUniversity of Strathclyde 295 Cathedral Street Glasgow G1 1XL UK
3. Cellzome GmbH, a GSK company Meyerhofstraße 1 69117 Heidelberg Germany
4. GlaxoSmithKline South Collegeville Road Collegeville PA 19426 USA