Details of experiments between the fragments P31947~1-248 and O94915~1973-1982
Note that the results of all experiments are listed, regardless of the modification states of the fragments.
Experiment series 1
Protein A protein: SFN
Protein A fragment: 1-248
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3sigma
Protein B protein: FRYL
Protein B fragment: 1973-1982
Protein B site: 14-3-3_pSer1978
Protein B modification: (SEP)1978
Protein B sequence: LARTRSLSSL
Protein B construct: LARTR(pSer)LSSL (crude synthetic peptide)
Average holdup BI: 0.75
Holdup BI standard deviation: 0.03
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): 8.1
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: 4.32
Experiment series 2
Protein A protein: SFN
Protein A fragment: 1-248
Protein A site: 14-3-3
Protein A modification: 100_uM_FCA
Protein A construct: avi-his6-MBP-TEVsite-14-3-3sigma
Protein B protein: FRYL
Protein B fragment: 1973-1982
Protein B site: 14-3-3_pSer1978
Protein B modification: (SEP)1978
Protein B sequence: LARTRSLSSL
Protein B construct: LARTR(pSer)LSSL (crude synthetic peptide)
Average holdup BI: 0.7
Holdup BI standard deviation: 0.03
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): 6.16
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: 4.32
Experiment series 3
Protein A protein: SFN
Protein A fragment: 1-248
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3sigma
Protein B protein: FRYL
Protein B fragment: 1973-1982
Protein B site: 14-3-3_pSer1978
Protein B modification: (SEP)1978
Protein B sequence: LARTRSLSSL
Protein B construct: LARTR(pSer)LSSL (crude synthetic peptide)
Average holdup BI: 0.69
Holdup BI standard deviation: 0.03
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): 5.13
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: 4.3