Re: [ccp4bb] Co-expression plasmids

2008-04-02 Thread Brian Mark
Hi Mark, Proper co-expression in trans requires that you use plasmids each with different origins of replication and antibiotic markers, such as p15 + Kan and ColE1 + Amp. I think the pET vectors of the DUET system use these two origins (p15 and ColE1). This ensures much more efficient

Re: [ccp4bb] Co-expression plasmids

2008-04-02 Thread P Hubbard
ut, it can be made to work. Alas, not in my case! CC: CCP4BB@JISCMAIL.AC.UK From: [EMAIL PROTECTED] Subject: Re: [ccp4bb] Co-expression plasmids Date: Wed, 2 Apr 2008 19:59:09 +0200 To: [EMAIL PROTECTED] We have had good experience with the awfully simple minded approach of using two pET ve

Re: [ccp4bb] Co-expression plasmids

2008-04-02 Thread Raji Edayathumangalam
: Transform two plasmids into cells, either sequentially or co-transform. I just play down the amount of each DNA to be used. Raji -Included Message-- >Date: 2-apr-2008 09:56:09 -0400 >From: "Mark J. van Raaij" <[EMAIL PROTECTED]> >To: >Subject: [cc

Re: [ccp4bb] Co-expression plasmids

2008-04-02 Thread Anastassis Perrakis
cp4bb] Co-expression plasmids To: CCP4BB@JISCMAIL.AC.UK Dear All, Anyone have experience with the NovaGen Duet co-expression vectors? Or can recommend others? http://www.emdbiosciences.com/html/NVG/Duet_Spot.html Greetings, Mark Mark J. van Raaij Dpto de Bioquímica, Facultad de Far

Re: [ccp4bb] Co-expression plasmids

2008-04-02 Thread P Hubbard
d one construct untagged, and the other with a cleavable His-tag. Cheers AGS Date: Wed, 2 Apr 2008 15:55:27 +0200 From: [EMAIL PROTECTED] Subject: [ccp4bb] Co-expression plasmids To: CCP4BB@JISCMAIL.AC.UK Dear All,Anyone have experience with the NovaGen Duet co-expression vectors? Or can recommend o

Re: [ccp4bb] Co-expression plasmids

2008-04-02 Thread Raji Edayathumangalam
e: 2-apr-2008 09:56:09 -0400 >From: "Mark J. van Raaij" <[EMAIL PROTECTED]> >To: >Subject: [ccp4bb] Co-expression plasmids > >Dear All, > >Anyone have experience with the NovaGen Duet co-expression vectors? Or >can recommend others? >http://www.emdb

[ccp4bb] Co-expression plasmids

2008-04-02 Thread Mark J. van Raaij
Dear All, Anyone have experience with the NovaGen Duet co-expression vectors? Or can recommend others? http://www.emdbiosciences.com/html/NVG/Duet_Spot.html Greetings, Mark Mark J. van Raaij Dpto de Bioquímica, Facultad de Farmacia Universidad de Santiago 15782 Santiago de Compostela Spain