Re: [ccp4bb] Criteria for Ligand fitting

2012-04-25 Thread Dale Tronrud
While I'm quite happy with all the responses this question has provoked there is an additional point I would like to contribute. It is not enough to say that you can interpret your map with a model based on what you expect. You have to also show that you can't interpret your map with any

Re: [ccp4bb] Criteria for Ligand fitting

2012-04-24 Thread Herman . Schreuder
your inhibitor in seconds. Best regards, Herman -Original Message- From: CCP4 bulletin board [mailto:CCP4BB@JISCMAIL.AC.UK] On Behalf Of Naveed A Nadvi Sent: Tuesday, April 24, 2012 6:02 AM To: CCP4BB@JISCMAIL.AC.UK Subject: [ccp4bb] Criteria for Ligand fitting Dear Crystallographers, We

Re: [ccp4bb] Criteria for Ligand fitting

2012-04-24 Thread Pandit, Jayvardhan
explain the weak density. Good luck, Jay -Original Message- From: CCP4 bulletin board [mailto:CCP4BB@JISCMAIL.AC.UK] On Behalf Of Naveed A Nadvi Sent: Tuesday, April 24, 2012 12:02 AM To: CCP4BB@JISCMAIL.AC.UK Subject: [ccp4bb] Criteria for Ligand fitting Dear Crystallographers, We have

Re: [ccp4bb] Criteria for Ligand fitting

2012-04-24 Thread Colin Groom
: CCP4 bulletin board [mailto:CCP4BB@JISCMAIL.AC.UK] On Behalf Of Pandit, Jayvardhan Sent: 24 April 2012 14:56 To: CCP4BB@JISCMAIL.AC.UK Subject: Re: [ccp4bb] Criteria for Ligand fitting Naveed, From your description, it appears as if some covalent changes have occurred in the 2 weeks of soaking

Re: [ccp4bb] Criteria for Ligand fitting

2012-04-24 Thread Enrico Stura
To: CCP4BB@JISCMAIL.AC.UK Subject: [ccp4bb] Criteria for Ligand fitting Dear Crystallographers, We have obtained a 1.7 A dataset for a crystal harvested from crystallization drop after 2 weeks of soaking with inhibitor. The inhibitor has an aromatic ring and also an acidic tail derived from other

Re: [ccp4bb] Criteria for Ligand fitting

2012-04-24 Thread Naveed A Nadvi
Dear Crystallographers, Thank you all for responding! I will try to respond to the suggestions collectively. I did however have some questions for some of these suggestions... @Herman Schreuder: I have performed refinement with alt conform as you suggested. I am not sure how to do

[ccp4bb] Criteria for Ligand fitting

2012-04-23 Thread Naveed A Nadvi
Dear Crystallographers, We have obtained a 1.7 A dataset for a crystal harvested from crystallization drop after 2 weeks of soaking with inhibitor. The inhibitor has an aromatic ring and also an acidic tail derived from other known inhibitors. The active site hydrophobic crown had been