Details of experiments between Q5SQI0 and P61981
Note that the results of all experiments are listed, regardless of the modification states of the fragments.
Experiment series 1
Protein A protein: ATAT1
Protein A fragment: 267-276
Protein A site: 14-3-3_pSer272
Protein A modification: (SEP)272
Protein A sequence: PPRSSSLGNS
Protein A construct: PPRSS(pSer)LGNS (crude synthetic peptide)
Protein B protein: YWHAG
Protein B fragment: 1-247
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3gamma
Average holdup BI: 0.69
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 134
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 7.42
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: 4.22
Experiment series 2
Protein A protein: ATAT1
Protein A fragment: 267-276
Protein A site: 14-3-3_pSer272
Protein A modification: (SEP)272
Protein A sequence: PPRSSSLGNS
Protein A construct: PPRSS(pSer)LGNS (crude synthetic peptide)
Protein B protein: YWHAG
Protein B fragment: 1-247
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3gamma
Average holdup BI: 0.8
Holdup BI standard deviation: 0.09
Immobilized partner concentration in holdup experiment (10-6M): 129
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 5.72
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: 4.48
Experiment series 3
Protein A protein: ATAT1
Protein A fragment: 232-241
Protein A site: 14-3-3_pSer237
Protein A modification: (SEP)237
Protein A sequence: IKPYSSSDRE
Protein A construct: IKPYS(pSer)SDRE (crude synthetic peptide)
Protein B protein: YWHAG
Protein B fragment: 1-247
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3gamma
Average holdup BI: 0.04
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 134
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 1.3
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
The affinity was below the detection threshold of the assay.
Experiment series 4
Protein A protein: ATAT1
Protein A fragment: 232-241
Protein A site: 14-3-3_pSer237
Protein A modification: (SEP)237
Protein A sequence: IKPYSSSDRE
Protein A construct: IKPYS(pSer)SDRE (crude synthetic peptide)
Protein B protein: YWHAG
Protein B fragment: 1-247
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3gamma
Average holdup BI: 0.02
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 129
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.57
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
The affinity was below the detection threshold of the assay.
Experiment series 5
Protein A protein: ATAT1
Protein A fragment: 232-241
Protein A site: 14-3-3_pSer237
Protein A modification: (SEP)237
Protein A sequence: IKPYSSSDRE
Protein A construct: IKPYS(pSer)SDRE (crude synthetic peptide)
Protein B protein: YWHAG
Protein B fragment: 1-247
Protein B site: 14-3-3
Protein B modification: 100_uM_FCA
Protein B construct: avi-his6-MBP-TEVsite-14-3-3gamma
Average holdup BI: 0
Holdup BI standard deviation: 0.06
Immobilized partner concentration in holdup experiment (10-6M): 115
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.01
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
The affinity was below the detection threshold of the assay.