Hi Ira,

I noticed no one was able to answer your question.  You might be able to get
a better response from the omssa folks, they are quite responsive and their
mailing list is at http://www.ncbi.nlm.nih.gov/mailman/listinfo/omssausers.

-Joe


On Thu, Apr 7, 2011 at 8:16 PM, ira cooke <[email protected]> wrote:

> Hi,
>
> I've recently noticed that none of my search results produced using
> omssa contain retention time information.  The info is certainly there
> in my mgf files .. for example;
>
> BEGIN IONS
> TITLE=mt350-CD25_neg_BB1_01_4461.d_raw_corrected_pk.7.7.2
> RTINSECONDS=485.4048
> PEPMASS=773.725830078125 0
> CHARGE=2
> 579.2604337 2.000903606
> 579.4351404 1.497543812
> 645.7024682 4.425733566
> 678.6623602 3.99043107
> 1305.827148 1.813325286
> 1428.320387 2.378391981
> END IONS
>
> I was just wondering if this is simply because omssa chooses not to
> write this (it's listed as optional in the pepXML.xsd ).  I had a
> quick search in the omssa source code and it looks like it ignores the
> retention time altogether.  Then again .. it was just a quick look ...
> so hopefully I've missed something.
>
> I've tried producing the pepXML using omssa2pepXML .. and also using
> the omssa -op flag.
>
> Anyway ... hopefully I am wrong and this is possible ... I'd very much
> like to include this info in my files
>
> Thanks
> Ira
>
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