Re; MET sulfoxide

Joseph Fernandez (fernaj@rockvax.rockefeller.edu)
Fri, 8 Jan 1999 14:49:30 -0500 (EST)

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Here's a question. Has anyone observed strange peask that could be
Met-Sulfoxide on the HP sequencer? I believe they do not use DTT in the R4
but I cannot recall if I have sequenced a peptide containing oxidized MET
(based on MALDI-TOF) on our instrument. Thanks

Joe

Joseph Fernandez
Associate Director
The Rockefeller university
Protein/DNA Technology Center
1230 York Ave. New York, NY 10021
Phone: (212)-327-8869
FAX : (212)-327-8620
email: fernaj@rockvax.rockefeller.edu
Lab Web Page: http://pdtc.rockefeller.edu

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