L1197 is simply a very, very old SNP. So old, it's older than M223.
So everyone in I2 and I1 is positive for L1197. M284 is way downstream from L1197... L1197 simply got to be discovered in the WTY of an M284 person.
Hope this answers your questions,
--- In I-M223@yahoogroups.com, "rob919ert" <robert.hofstee@...> wrote:
> I found the following message on Rootsweb:
> Kit 154978, I2a2a Dinaric South, is positive for L1197.
> > I've been informed by Astrid Krahn today that L1197 has been found in
> an I1 individual as well.
> > Aaron Torres
> > L1197 shows derived in a M284+ and in two M223 Continentals. We
> don't know
> > how upstream it is, we have had no negatives until we go up to the
> > I2a1.../I2a2.. split 18000 years ago. (...)
> > Kenneth Nordtvedt
> My WTY results are M284 negative and L1197 positive. I expected that
> within the I-group the value of M284 should be positive if L1197 is
> Can somebody please explain how this is possible?
> Robert Hofstee
> Maassluis, The Netherlands
> kit E5922