Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Ian Tickle
L PROTECTED] > Cc: CCP4BB@jiscmail.ac.uk > Subject: Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's > > Eleanor Dodson wrote: > > Offering a selection of space groups compatible with a > point group will > > not require reindexing. > > Some poi

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Kevin Cowtan
Eleanor Dodson wrote: Offering a selection of space groups compatible with a point group will not require reindexing. Some point groups of course permit reindexing, but one hope you have chosen a consistent set as you combine data sets into an MTZ file - pointless and the GUI both offer ways to

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Harry Powell
Of course, you may need to re-index even if you have the right space group... Offering a selection of space groups compatible with a point group will not require reindexing. Some point groups of course permit reindexing, but one hope you have chosen a consistent set as you combine data sets i

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Eleanor Dodson
Offering a selection of space groups compatible with a point group will not require reindexing. Some point groups of course permit reindexing, but one hope you have chosen a consistent set as you combine data sets into an MTZ file - pointless and the GUI both offer ways to check this. Phasing

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Winter, G (Graeme)
etin board [mailto:[EMAIL PROTECTED] On Behalf Of Kevin Cowtan Sent: 09 November 2007 14:12 To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's This is great! But before we all get carried away, a quick reality check is in order. This isn't an are

[ccp4bb] FW: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Andrew Sharff
-therapeutics.com -Original Message- From: CCP4 bulletin board [mailto:[EMAIL PROTECTED] On Behalf Of Eleanor Dodson Sent: 09 November 2007 13:51 To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's As I often say!!! The mtz format should carry

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Kevin Cowtan
This is great! But before we all get carried away, a quick reality check is in order. This isn't an area I've thought about, but my limited understanding raises the following issues Given that an MTZ file contains a cell, an indexing of the data, and possibly phases involving a choice of o

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Winter, G (Graeme)
ed to go into the CCP4 MTZ library of course... And would be a very valuable addition. Cheers, Graeme -Original Message- From: CCP4 bulletin board [mailto:[EMAIL PROTECTED] On Behalf Of Phil Evans Sent: 09 November 2007 13:54 To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] poin

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Martyn Winn
I agree too! Martyn On Fri, 2007-11-09 at 13:54 +, Phil Evans wrote: > I agree > > On 9 Nov 2007, at 13:50, Eleanor Dodson wrote: > > > As I often say!!! The mtz format should carry point group and > > alternate SGs - then be upgraded when youknow the correct SG.. > > > > Eleanor > > > >

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Garib Murshudov
: Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's As I often say!!! The mtz format should carry point group and alternate SGs - then be upgraded when youknow the correct SG.. Eleanor Phil Evans wrote: It just picks the first in the list, to store in the output MTZ file, which can

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Ian Tickle
I like it! -- Ian > -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Eleanor Dodson > Sent: 09 November 2007 13:51 > To: Phil Evans > Cc: CCP4BB@jiscmail.ac.uk > Subject: Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG&

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Phil Evans
I agree On 9 Nov 2007, at 13:50, Eleanor Dodson wrote: As I often say!!! The mtz format should carry point group and alternate SGs - then be upgraded when youknow the correct SG.. Eleanor Phil Evans wrote: It just picks the first in the list, to store in the output MTZ file, which can onl

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Eleanor Dodson
As I often say!!! The mtz format should carry point group and alternate SGs - then be upgraded when youknow the correct SG.. Eleanor Phil Evans wrote: It just picks the first in the list, to store in the output MTZ file, which can only handle one (92 < 96) Phil On 8 Nov 2007, at 22:26, Brya

Re: [ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-09 Thread Phil Evans
It just picks the first in the list, to store in the output MTZ file, which can only handle one (92 < 96) Phil On 8 Nov 2007, at 22:26, Bryan W. Lepore wrote: when pointless (1.2.0) finds enantiomorphic SG's, what is the criterion for 'Selecting' one over the other? e.g. i ran pointless o

[ccp4bb] pointless (1.2.0) and enantiomorphic SG's

2007-11-08 Thread Bryan W. Lepore
when pointless (1.2.0) finds enantiomorphic SG's, what is the criterion for 'Selecting' one over the other? e.g. i ran pointless on some tetragonal data, and the enantiomorphs SG92/SG96 are selected as strong candidates Spacegroup TotProb SysAbsProb Reindex Conditions