NANFA-L-- sunnies v. cichlids was tree of life

Bob Bock (
Mon, 6 Mar 2006 06:56:52 -0500

Since I'm working on this Powerpoint presentation, does anyone know if it's
possible to say how closely sunfish are related to cichlids, given that
they're kind of similar in general respects? I guess it's safe to say that
their both perciform species, but is there any closer relationship than



> [Original Message]
> From: Doug Sharp <>
> To: <>
> Date: 3/4/2006 4:34:56 PM
> Subject: NANFA-L-- A new tree of life allows a closer look-in-the origin
> This new "tree of life" based on analysis of the evolution of genes caught
> my eye this morning. Of course, Danio rerio has a prominent place in the
> tree. I didn't know that the pufferfish Takifugi rubripes was "a model
> vertebrate for genome analysis because of its small genome". Fish are
> squeezed in between chickens and mosquitoes on the outer ring of the
> Synopsis of "Science" Article:
> Large Chart:
> "In 1870 the German scientist Ernst Haeckel mapped the evolutionary
> relationships of plants and animals in the first 'tree of life'. Since
> scientists have continuously redrawn and expanded the tree adding
> microorganisms and using modern molecular data, yet, many parts of the
> have remained unclear. Now a group-in-the European Molecular Biology
> Laboratory [EMBL] in Heidelberg has developed a computational method that
> resolves many of the open questions and produced what is likely the most
> accurate tree ever. The study, which appears in the current issue of the
> journal Science, gives some intriguing insights into the origins of
> and the last common universal ancestor of all life on earth today."
> "DNA sequences of complete genomes provide us with a direct record of
> evolution", says Peer Bork, Associate Coordinator for Structural and
> Computational Biology-in-EMBL, whose group carried out the project. "For a
> long time the overwhelming amount of data [the human genome alone contains
> enough information to fill 200 telephone books] has made it very difficult
> to pinpoint the information needed for a high-resolution map of evolution.
> But our study shows how this challenge can be tackled by combining
> computational methods in an automated process."
> Source Article:
> F. D. Ciccarelli, T. Doerks, C. von Mering, C. J. Creevey, B. Snel & P.
> Bork. Towards automatic reconstruction of a highly resolved tree of life.
> Science, 3 March 2006.
> - Doug Sharp, on the still-frozen Martel Lake, WI - home of the elusive
> fathead minnow
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