GENEALOGY-DNA-L Archives

Archiver > GENEALOGY-DNA > 2007-07 > 1185915528


From: "Ken Nordtvedt" <>
Subject: Re: [DNA] difference in mutation rates
Date: Tue, 31 Jul 2007 14:58:48 -0600
References: <c41.1c801115.33df8a3c@aol.com><002301c7d2df$0db45310$6400a8c0@Ken1><REME20070731161824@alum.mit.edu>


My apologies for making them public; I had forgotten about the warning of
preliminary status based on limited statistics. Actually, on reflection I
did not make them public; I just said I had a set. So the individual rates
are apparently not in the public domain yet.

Ken




----- Original Message -----
From: "John Chandler" <>
To: <>
Sent: Tuesday, July 31, 2007 2:19 PM
Subject: Re: [DNA] difference in mutation rates


> Ken wrote:
>> I got them from someone --- probably John.
>
> Yes, that's correct. I do have some preliminary mutation rate estimates
> for markers 38-67, and I did send them to Ken, on condition that he not
> make them public. The reason for holding them back is that the number
> of available 67-marker haplotypes is still only a few thousand (about
> 3000 at the time I sent the numbers to Ken), and the estimates will
> surely bounce around as the database grows. I am hoping that when the
> collection grows to 5000 or 6000 (probably this year), the results will
> be stable enough to release publicly. Until then, I think the following
> statistic is all that most people really need:
>
> The current estimate of the average mutation rate for 1-67 is
> 0.0034 +/- 0.0005.
>
> This should be much more stable than the individual marker rates.
>
> John Chandler
>
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