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2014-08-18 Thread Avisek Mondal
Thank you everyone... On Sun, Aug 17, 2014 at 10:35 PM, Bernhard Rupp (Hofkristallrat a.D.) hofkristall...@gmail.com wrote: Also MATTPROB indicates 3 or 4 molecules/asu as likely solutions. http://tinyurl.com/pe2choc I do not understand why you propose 16 mol/asu? The entire unit cell

[ccp4bb] Glutathione detection

2014-08-18 Thread Avinash Kale
Dear All, Greetings and apology for an off topic query. may request you all to kindly share with me a conventional protocol, by which i can calculate a total Glutathione content (oxidized + reduced) in an *in-vitro* reaction set up. all i find over internet are kit-based methods, which turns out

Re: [ccp4bb] Glutathione detection

2014-08-18 Thread Guenter Fritz
Dear Avinash, you can use Ellman's reagent (DTNB) for GSH. Have a look here: http://strucbio.biologie.uni-konstanz.de/ccp4wiki/index.php/Thiols_and_disulfides For glutathione you don't have to use a buffer with GuHCl. HTH, Guenter Dear All, Greetings and apology for an off topic query. may

[ccp4bb] Call for MX beamtime proposals at HZB, BESSY II, deadline September 1, 2014 is approaching

2014-08-18 Thread Müller , Uwe
Next MX-proposal application deadline: September 1, 2014 is approaching BAG proposal applications are now possible Single 8h-shift beamtime bookings are now possible We kindly invite new MX-proposals for beamtime applications for the next beamtime period. In order to apply for beamtime, please

[ccp4bb] Reminder: iycr2014-symposium@innsbruck, 8-9 Sept 2014

2014-08-18 Thread Klaus Scheffzek
Dear colleagues, this is to remind you of our symposium IYCr2014@Innsbruck on 8-9 September 2014 in Innsbruck (Austria), celebrating 100 years of crystallography. Registration is still possible, have a look at http://biocenter.i-med.ac.at/iycr2014 for more information and an updated program.

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2014-08-18 Thread R. M. Garavito
Avisek, Besides the advice that Bernhard and Remy have given you, beware of strange packing arrangements with low symmetry space groups and higher order oligomers. We have had several cases in P21 and C2 where tetramers pack with 6 or 8 molecules in the asymmetric unit (ASU), but could not be

[ccp4bb] Problems with HEC.cif parameters

2014-08-18 Thread Edward A. Berry
(Don't know if this should go to developers or the list. Some users may have more information, or be interested in the information.) I'd like to point out what i believe to be errors in the HEC.cif file released with CCP4 version 6.2 and later. HEC is heme c which is regular heme as in