Biochemistry Organization RINGleader Paula A. Kiberstis See allHide authors and affiliations Science 13 Dec 2002:Vol. 298, Issue 5601, pp. 2095DOI: 10.1126/science.298.5601.2095b Paula A. Kiberstis Find this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF Download PDF You are using an old browser, click here to download PDF PDF Container View Full Text