Details of experiments between Q9UQL6 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: HDAC5
Protein A fragment: 493-502
Protein A site: 14-3-3_pSer498
Protein A modification: (SEP)498
Protein A sequence: LSRTQSSPLP
Protein A construct: LSRTQ(pSer)SPLP (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
Measured dissociation constant (10-6M): <10
Immobilized partner concentration in holdup experiment (10-6M): 111
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: HDAC5
Protein A fragment: 254-263
Protein A site: 14-3-3_pSer259
Protein A modification: (SEP)259
Protein A sequence: LRKTASEPNL
Protein A construct: LRKTA(pSer)EPNL (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: 0.75
Holdup BI standard deviation: 0.02
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): 9.07
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 3
Protein A protein: HDAC5
Protein A fragment: 254-263
Protein A site: 14-3-3_pSer259
Protein A modification: (SEP)259
Protein A sequence: LRKTASEPNL
Protein A construct: LRKTA(pSer)EPNL (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: 0.7
Holdup BI standard deviation: 0.02
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): 7.72
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: 4.31
Experiment series 4
Protein A protein: HDAC5
Protein A fragment: 254-263
Protein A site: 14-3-3_pSer259
Protein A modification: (SEP)259
Protein A sequence: LRKTASEPNL
Protein A construct: LRKTA(pSer)EPNL (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: 0.66
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): 5.84
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: 4.24
Experiment series 5
Protein A protein: HDAC5
Protein A fragment: 493-502
Protein A site: 14-3-3_pSer498
Protein A modification: (SEP)498
Protein A sequence: LSRTQSSPLP
Protein A construct: LSRTQ(pSer)SPLP (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: 0.72
Holdup BI standard deviation: 0.11
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): 3.56
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: 4.36
Experiment series 6
Protein A protein: HDAC5
Protein A fragment: 542-551
Protein A site: 14-3-3_pThr547
Protein A modification: (TPO)547
Protein A sequence: PRQPTTHPEE
Protein A construct: PRQPT(pThr)HPEE (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: 0.18
Holdup BI standard deviation: 0.14
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): 1.36
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 7
Protein A protein: HDAC5
Protein A fragment: 542-551
Protein A site: 14-3-3_pThr547
Protein A modification: (TPO)547
Protein A sequence: PRQPTTHPEE
Protein A construct: PRQPT(pThr)HPEE (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: -0.14
Holdup BI standard deviation: 0.36
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): 0.37
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 8
Protein A protein: HDAC5
Protein A fragment: 542-551
Protein A site: 14-3-3_pThr547
Protein A modification: (TPO)547
Protein A sequence: PRQPTTHPEE
Protein A construct: PRQPT(pThr)HPEE (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: 0.05
Holdup BI standard deviation: 0.22
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): 0.17
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.