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Science 317 (5840): 884-885

Copyright © 2007 by the American Association for the Advancement of Science

MOLECULAR EVOLUTION:
Resurrected Proteins Reveal Their Surprising History

Robert F. Service

In a paper published online in Science this week (www.sciencemag.org/cgi/content/abstract/1142819), researchers report that they resurrected a protein from ancient fish that swam the oceans some 450 million years ago and retraced the steps by which two proteins diverged from their ancient common ancestor.

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Science Signaling. ISSN 1937-9145 (pre-2008: Science's STKE. ISSN 1525-8882)