Re: [ccp4bb] Requesting old data sets

2012-07-04 Thread Kay Diederichs
Hi Jürgen, I'd be willing to share my datasets obtained since 1999, which I have online. Older ones are on tape and it would be a significant effort to retrieve them, if at all possible. best, Kay

Re: [ccp4bb] SCALA keywords for merging Scalepack (no merge original index) data ?

2012-07-04 Thread Graeme Winter
Hi Phil, Usually with something like this I use: Data line--- bins 20 Data line--- resolution 2.80 Data line--- run 1 batch 1 to 900 Data line--- resolution run 1 high 2.80 Data line--- name run 1 project AUTOMATIC crystal DEFAULT dataset SAD Data line--- scales constant Data

Re: [ccp4bb] getting larger protein crystals

2012-07-04 Thread Anuradha Balasubramanian
Crushing the crustal in mother liquor and serial dilution and seeding may help in size improvement. On Wed, Jul 4, 2012 at 3:03 PM, REX PALMER rex.pal...@btinternet.comwrote: Does anyone have any new tips/methods for improving crystal size once the initial conditions have been established?

[ccp4bb] hallo every body

2012-07-04 Thread amro selem
hallo every body, i face problem with protein when i make gel filtration or concentrate my protein . i notice sever aggregation . i use only glycerol as additives to 50 mM TRIS and 150 mM NaCL ; PH 8 . my IP is 7.8 . any suggestions. best regards Amr 

Re: [ccp4bb] hallo every body

2012-07-04 Thread Anuradha Balasubramanian
check this article its quite useful http://www.ncbi.nlm.nih.gov/pubmed/12711344 On Wed, Jul 4, 2012 at 4:09 PM, amro selem amro_selem2...@yahoo.com wrote: hallo every body, i face problem with protein when i make gel filtration or concentrate my protein . i notice sever aggregation . i use

Re: [ccp4bb] SCALA keywords for merging Scalepack (no merge original index) data ?

2012-07-04 Thread Tim Gruene
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Phil, why do you want to use scala to merge the data? I think the default output from scalepack is already merged, so by avoiding scala altogether you would also avoid making extra mistakes. Unless you want certain statistics or graphs from scala

Re: [ccp4bb] getting larger protein crystals

2012-07-04 Thread Tim Gruene
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Dear Rex, - - macroseeding - - microseeding - - further concentration by addition of precipitant to the reservoir - - changing crystallisation technique (hanging vs. sitting drops, crystallisation through membrane, batch crystallisation...) - -

[ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread Vellieux Frederic
Dear colleagues, Information just received here through the AFC channels: the UN general assembly has declared that 2014 will be the international year of crystallography. Their statement (in French) as an attachment (sorry about including an attachment). F. Vellieux IYCr-FR.pdf

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread Boaz Shaanan
Et alors, what will this mean for us? Boaz Boaz Shaanan, Ph.D. Dept. of Life Sciences Ben-Gurion University of the Negev Beer-Sheva 84105 Israel E-mail: bshaa...@bgu.ac.il Phone: 972-8-647-2220 Skype: boaz.shaanan Fax: 972-8-647-2992 or 972-8-646-1710

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread Ian Tickle
Seems that toothpaste (if my translation of 'dentifrice' is correct) figures high on the agenda! -- Ian On 4 July 2012 13:01, Boaz Shaanan bshaa...@exchange.bgu.ac.il wrote: Et alors, what will this mean for us? Boaz Boaz Shaanan, Ph.D. Dept. of Life Sciences Ben-Gurion

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread Vellieux Frederic
The press release in English: http://www.un.org/News/Press/docs/2012/ga11262.doc.htm Boaz: perhaps the crystallography congresses and events taking place in 2014 will be attended by UN peacekeeping force members as well (with their blue helmets) ? F.V. Boaz Shaanan wrote: Et alors, what

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread David Cobessi
English version: http://www.un.org/ga/search/view_doc.asp?symbol=A/66/L.51 David On 07/04/2012 01:50 PM, Vellieux Frederic wrote: Dear colleagues, Information just received here through the AFC channels: the UN general assembly has declared that 2014 will be the international year of

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread Boaz Shaanan
And perhaps all crystallographers will have to wear those blue hats during conferences or even during data collection sessions at syncrhotrons. Boaz Boaz Shaanan, Ph.D. Dept. of Life Sciences Ben-Gurion University of the Negev Beer-Sheva 84105 Israel E-mail: bshaa...@bgu.ac.il Phone:

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread David Schuller
On 07/04/12 08:03, Vellieux Frederic wrote: The press release in English: http://www.un.org/News/Press/docs/2012/ga11262.doc.htm Boaz: perhaps the crystallography congresses and events taking place in 2014 will be attended by UN peacekeeping force members as well (with their blue helmets) ?

Re: [ccp4bb] information received through the AFC: iycr2014

2012-07-04 Thread Vellieux Frederic
Do you mean we should crush the helmets and solve the structure of the resulting powder blue coloured powder by crystallographic methods ? Sounds like a good proposal to be put forward to the UN to help them get rid of their used helmets ! David Schuller wrote: On 07/04/12 08:03, Vellieux

Re: [ccp4bb] SCALA keywords for merging Scalepack (no merge original index) data ?

2012-07-04 Thread Jeffrey, Philip D.
Hi Tim, While I use Scalepack2mtz (not from the gui) all the time, Scalepack has the unfortunate feature that once Rsym 1.0 it gets reported as 0.0. Now that I'm exploring higher resolution limits along the lines of the recent Karplus and Diederichs paper (Science Vol. 336, pp. 1030-33

Re: [ccp4bb] SCALA keywords for merging Scalepack (no merge original index) data ?

2012-07-04 Thread Eleanor Dodson
I use the GUI with most of the defaults , and just ask for SCALES constant And anomalous on of course but that is by default in SCALA .. Eleanor On 3 Jul 2012, at 16:43, Phil Jeffrey wrote: I'm not exactly a Scala veteran so am looking for advice as to what would be the best way to run

Re: [ccp4bb] getting larger protein crystals

2012-07-04 Thread mjvdwoerd
Rex, \begin{shameless self-advertizing} Once upon a time we did a systematic study how to optimize crystal size. The study was done with knowledge of the protein solubility (which is not normally available, of course) and we showed that you can still do it when you do not have this