Details of experiments between Q15418 and P31947
Note that the results of all experiments are listed, regardless of the modification states of the fragments.
Experiment series 1
Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr734
Protein A modification: (TPO)734
Protein A sequence: KLPSTTL---
Protein A construct: RRVRKLPST(pThr)L (crude synthetic peptide)
Protein B protein: SFN
Protein B fragment: 1-248
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3sigma
Measured dissociation constant (10-6M): <10
Immobilized partner concentration in holdup experiment (10-6M): 113
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 1
Measured pKd: 5
Experiment series 2
Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr733
Protein A modification: (TPO)733
Protein A sequence: RKLPSTTL--
Protein A construct: RRVRKLPS(pThr)TL (crude synthetic peptide)
Protein B protein: SFN
Protein B fragment: 1-248
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3sigma
Average holdup BI: 0.98
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 142
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 7.99
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2021.10.13.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 5))
Number of measurements: 5
Measured pKd: 5.57
Experiment series 3
Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr734
Protein A modification: (TPO)734
Protein A sequence: KLPSTTL---
Protein A construct: RRVRKLPST(pThr)L (crude synthetic peptide)
Protein B protein: SFN
Protein B fragment: 1-248
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3sigma
Average holdup BI: 0.98
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 142
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 4.03
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2021.10.13.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 5))
Number of measurements: 5
Measured pKd: 5.52
Experiment series 4
Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr733
Protein A modification: (TPO)733
Protein A sequence: RKLPSTTL--
Protein A construct: RRVRKLPS(pThr)TL (crude synthetic peptide)
Protein B protein: SFN
Protein B fragment: 1-248
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3sigma
Average holdup BI: 0.99
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 113
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 2.71
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
Measured pKd: 5.94
Experiment series 5
Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr734
Protein A modification: (TPO)734
Protein A sequence: KLPSTTL---
Protein A construct: RRVRKLPST(pThr)L (crude synthetic peptide)
Protein B protein: SFN
Protein B fragment: 1-248
Protein B site: 14-3-3
Protein B modification: 100_uM_FCA
Protein B construct: avi-his6-MBP-TEVsite-14-3-3sigma
Average holdup BI: 0.99
Holdup BI standard deviation: 0
Immobilized partner concentration in holdup experiment (10-6M): 111
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 2.51
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
Measured pKd: 5.86
Experiment series 6
Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr733
Protein A modification: (TPO)733
Protein A sequence: RKLPSTTL--
Protein A construct: RRVRKLPS(pThr)TL (crude synthetic peptide)
Protein B protein: SFN
Protein B fragment: 1-248
Protein B site: 14-3-3
Protein B modification: 100_uM_FCA
Protein B construct: avi-his6-MBP-TEVsite-14-3-3sigma
Average holdup BI: 0.99
Holdup BI standard deviation: 0
Immobilized partner concentration in holdup experiment (10-6M): 111
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 2.42
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
Measured pKd: 5.9