Wow, I'd never opened an XML file in excel. You definitely can't make sense of mzML like that. I tried it with a 60mb mzML and it froze indefinitely (waited 10 minutes). I don't understand how you did it with mzXML either...did you decode the base64 in MATLAB?

I'll privately send you a modified mscat that will accept an optional --chromatograms argument and will output all the chromatograms in an mzML file in fixed-column ASCII form. The output looks like:

SRM SIC Q1=130.1 Q3=71.1 sample=1 period=1 experiment=1 transition=0
 0.0298 0.0606   0.0912 0.1218 0.1525 0.1832 0.2137 0.2444 ...
 0.0000 0.0000 200.0000 0.0000 0.0000 0.0000 0.0000 0.0000 ...

I will commit this updated mscat to pwiz soon.

Hope this helps,
-Matt


On 2/3/2012 12:39 PM, Harry wrote:
Hi Matt,

I'm using Excel to open the mzML/mzXML files. What I am trying to do
with the mzML/mzXML files is to extract just the MRM transitions and
their corresponding signal intensities and use my own MATLAB program
to do data analysis. I had been able to use the TPP to convert the
Thermo MRM raw data to mzXML files.  But so far it has not been
working for the Waters MRM raw data.

Thanks,
Harry

On Feb 2, 11:05 am, Matthew Chambers<[email protected]>
wrote:
I'm not sure what you mean by "column head[er]s". What context are you viewing 
the mzML in?

-Matt

On 2/2/2012 12:58 PM, Harry wrote:







Hello Matt,

Thanks for the comments.
I tried converting the raw data to mzML instead of mzXML as well.  It
didn't work.  All I got in the mzML file is the column heads, but no
content.

Harry

On Feb 1, 1:40 pm, Matthew Chambers<[email protected]>    wrote:
That's not an msconvert warning. Msconvert would handle his MRM data fine as 
mzML, not mzXML. Does
TPP work with mzML chromatograms yet?

-Matt

On 2/1/2012 3:35 PM, Joseph Slagel wrote:

Harry,

I'm not sure I can be of any more help.  I'd suggest you forward your question 
to the ProteoWizard's
mailing list ([email protected]
<mailto:[email protected]><mailto:[email protected]>)
 and I'm sure
you'll get a answer.

-Joe

On Tue, Jan 31, 2012 at 11:18 AM, 
Harry<[email protected]<mailto:[email protected]>>    wrote:

      Hello Joe,

      Thank you for replying my question.

      The error message I got looks like this:

      ...
      Preprocessing function 97
      !!Warning!!: ignoring function 97 with type MRM
      Preprocessing function 98
      !!Warning!!: ignoring function 98 with type MRM
      Preprocessing function 99
      !!Warning!!: ignoring function 99 with type MRM
      no scans found, exiting with error
      END OUTPUT
      RETURN CODE:65280
      ###### End Command Execution ######
      # All finished at Tue Jan 31 10:57:14 2012
      # END COMMAND BLOCK

      I also tried msconvert.  The program did generate a mzXML file from
      the raw data, but there is no actual data (MRM transitions and their
      signal intensities) in the mzXML file.  Would it be more useful to you
      to see the problem if I send you the mzXML file?

      Thank you for your time.

      Harry

      On Jan 31, 10:40 am, Joseph Slagel<[email protected]
      <mailto:[email protected]>>
      wrote:
       >    Harry,

       >    What error did you get?  Did it look anything like:

       >    [Tue Jan 31 12:33:25 2012] EXECUTING: c:\Inetpub\tpp-bin\ReAdW -v --
       >    mzXML c:/Inetpub/wwwroot/ISB/data/12032011_60min_PaG_XC_HP101_01.raw
       >    OUTPUT:
       >    The system cannot find message text for message number 0x2331 in the
       >    message file for Application.

       >    If so, then please try using msconvert instead of ReAdW.  We're no 
longer
       >    supporting or bundling this program with TPP.

       >    -Joe

       >    On Mon, Jan 30, 2012 at 1:45 PM, 
Harry<[email protected]<mailto:[email protected]>>    wrote:
       >    >    Hello,

       >    >    I was trying to use the mzXML conversion tool in PPT to 
convert some
       >    >    MRM raw data acquired on a Waters Xevo through direct 
infusion. The
       >    >    program could not do it.  Has anybody had similar problem?

       >    >    Thank you for any ideas and suggestions.

       >    >    Harry


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