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Process Diagram
krishna Mohan
Created on April 15, 2024
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Transcript
Levels
HT -SPR
Binding at 2 different concentrations
Binding and dose response behavior
1- A
HT Screen
ADP Glow assay
4-5 weeks
Inhibition at 3 differen concentrations
TR-FRET
Inhibition at 3 differen concentrations
TSA
SPR-KD determination
1-B
Binding at 10 different concentrations
IC50 /KD Determination
steady-state curve fitting
3 weeks
Biochemical IC50
Inhibition at 10 differen concentrations
Cell based assays
Cell-based assays
Binding at 10 different concentrations
control assays with IL-3 to check toxicity
Kinase specificty
Kinase specificity
NMR-binding site confirmation
Structural Charecterization
crystallography
co-crystallizing top-hits
Enzyme Kinetics
Determining Mechanism of action andKinetic Parameters
HitCharecterization
Further Cellular assays
Cellular phosphorylation assaysnano-BRET assays
CEST experiments gfor stabilizers
5-A
Develop SAR, screen analogs
Lead optimization
Next
TR-FRET
Krishna Time taken per assay: plating- planning and Echo- Half day Assay- half day Analysis- 3 hours
- Capacity : 200 compounds in two weeks
- Capacity needed : 200 compounds per week
- Possible solutions : accelarating protein production, Decan T300
Developing SAR and lead optimization
Krishna- depend on only one kind of assay for screening. - Charecterize on other assays
- Capacity :
- Capacity needed : 3-5 lead series per month
- Possible solutions :
- dedicated FTE for SAR development/ Assays
CEST experiments to further charecterize the Stabilizers
Scarlett- Planning, set-up, analysis
- Capacity :
- Capacity needed : Unknown
- Possible solutions :
Cell based assay- BAF3 cells
Inhibition checked at 10 concentrations to derive EC50
assays run in the presence of IL3 to check for toxicity
Jeremy- Planning and supervision Krishna- Planning, co-ordination, protocols , analysis Somu- running the assays Anastasiia- culturing the cells
- Capacity : 20 compounds in two weeks
- Capacity needed : 50 compounds per week
- Possible solutions :
- dedicated FTE for cell-based assays for ligand discovery
Crystallization
Sparse-screening for co-crystallization
assays run in the presence of IL3 to check for toxicity
Darcie Miller - Supervision/ expert inputs, synchrotron Krishna- Planning, co-ordination, data processing Prasanna- Setting up plates
- Capacity : 10 compounds in two months
- Capacity needed : 20 compounds per month
- two Kinases per month
- Possible solutions :
- dedicated FTE for crystallization set-up.
Kinase assay-Kinetic
Inhibition checked at 10 concentrations to derive IC50
Krishna Time taken per assay: plating- planning and Echo- Half day Assay- half day Analysis- 3 hours
- Capacity : 50 compounds in two weeks
- Capacity needed : 50 compounds per week
- Possible solutions : Switching to AssayQuant will make the assay much easier.
- An additional person to help with the assay going forward for the other Kinases - Prasanna?
ADP glow assay
Inhibition checked at 3 concentrations
Krishna Time taken per assay: plating- planning and Echo- Half day Assay- half day Analysis- 3 hours
- Capacity : 200 compounds in two weeks
- Capacity needed : 400 compounds per week
- Possible solutions : Switching to AssayQuant will make the assay much easier.
- An additional person to help with the assay going forward for the other Kinases -
Kelly
Assay design, running the assays, analysis
- capcity : 200 compounds per 2 weeks including preparation and analysis
- Capacity needed : 200 compounds per week
- Additional manpower required : someone to help with plating, DLS and biotinylation.
Krishna
Assay design, plating-echo, analysis
Preparations needed:
- Protein production , biotinylation and Quality control - Done by Sashi
- DLS of the compounds - Krishna does this now
- Assay plate design and plating
- Bench marking, running the controls, finding the right regenration conditions
NMR studies-protein detected
one point protein HSQCs (1:10)
Scarlett- Planning and running the assays Who will make the protein ? ILV samples?
- Capacity : 10 compounds per month
- Capacity needed :
Kelly
Assay design, running the assays, analysis
- capcity : 200 compounds per 2 weeks including preparation and analysis
- Capacity needed : 200 compounds per week
- Additional manpower required : someone to help with plating, DLS and biotinylation.
Krishna
Assay design, plating-echo, analysis
Preparations needed:
- Protein production , biotinylation and Quality control - Done by Sashi
- DLS of the compounds - Krishna does this now
- Assay plate design and plating
- Bench marking, running the controls, finding the right regenration conditions
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With Genially templates, you can include visual resources to wow your audience. You can also highlight a particular sentence or piece of information so that it sticks in your audience’s minds, or even embed external content to surprise them: Whatever you like! Do you need more reasons to create dynamic content? No problem! 90% of the information we assimilate is received through sight and, what’s more, we retain 42% more information when the content moves.
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- It’s got the Wow effect. Very Wow.
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Enzyme Kinetics
Important to determine the Kinetic Parameters of the inhbitors
For eg. assays run in the presence of ATP to check Mechanism .
Krishna- Planning, set-up, analysis
- Capacity : 5 compounds per month
- Capacity needed : 20 compounds per month
- two Kinases per month (0.33 FTE)
- Possible solutions :
- dedicated FTE for assays eventually- additional person for helping with assays for now.
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With Genially templates, you can include visual resources to wow your audience. You can also highlight a particular sentence or piece of information so that it sticks in your audience’s minds, or even embed external content to surprise them: Whatever you like! Do you need more reasons to create dynamic content? No problem! 90% of the information we assimilate is received through sight and, what’s more, we retain 42% more information when the content moves.
- Generate experiences with your content.
- It’s got the Wow effect. Very Wow.
- Make sure your audience remembers the message.
Got an idea?
Let the communication flow!
With Genially templates, you can include visual resources to wow your audience. You can also highlight a particular sentence or piece of information so that it sticks in your audience’s minds, or even embed external content to surprise them: Whatever you like! Do you need more reasons to create dynamic content? No problem! 90% of the information we assimilate is received through sight and, what’s more, we retain 42% more information when the content moves.
- Generate experiences with your content.
- It’s got the Wow effect. Very Wow.
- Make sure your audience remembers the message.
Further Cellular Charecterization
Multiple assays_ Cellular phosphorylation assays, Western blots,Downstream pathway assays
Jeremy- Planning, set-up, analysis
- Capacity : 5 compounds per month, 1 Kinase per month
- Capacity needed : Unknown (0.5 FTE)
- Possible solutions :
- dedicated FTE for Cellular assays
Kelly
Assay design, running the assays, analysis
- capcity : 20 compounds per 2 weeks including preparation and analysis
- Capacity needed : 50 compounds per week. ( Decan T300 might increase the capcity)
- Additional manpower required : someone to help with plating
Krishna
plating ,analysis
Preparations needed:
- Protein production , biotinylation and Quality control - Done by Sashi
- Assay plate design and plating
- fitting the curves, running corss-conformational screens
Thermal Shift assay
- Krishna
- We will do this for all the hits with the respective constructs (WT/IS1/IS2)
- Current Capacity: (100 compounds per 2 weeks )
- Required Capacity : 700 -1000 compounds per month