Details of experiments between P27348 and Q92934
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: YWHAQ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3tau

Protein B protein: BAD
Protein B fragment: 129-138
Protein B site: 14-3-3_pSer134
Protein B modification: (SEP)134
Protein B sequence: LPRPKSAGTA
Protein B construct: LPRPK(pSer)AGTA (crude synthetic peptide)

Average holdup BI: 0.51
Holdup BI standard deviation: 0.06
Immobilized partner concentration in holdup experiment (10-6M): 130
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 6.07
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: 3.9


Experiment series 2

Protein A protein: YWHAQ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3tau

Protein B protein: BAD
Protein B fragment: 66-75
Protein B site: 14-3-3_pSer71
Protein B modification: (SEP)71
Protein B sequence: AVEIRSRHSS
Protein B construct: AVEIR(pSer)RHSS (crude synthetic peptide)

Average holdup BI: -0.21
Holdup BI standard deviation: 0.32
Immobilized partner concentration in holdup experiment (10-6M): 130
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.46
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 3

Protein A protein: YWHAQ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3tau

Protein B protein: BAD
Protein B fragment: 113-122
Protein B site: 14-3-3_pSer118
Protein B modification: (SEP)118
Protein B sequence: ELRRMSDEFV
Protein B construct: ELRRM(pSer)DEFV (crude synthetic peptide)

Average holdup BI: 0.03
Holdup BI standard deviation: 0.09
Immobilized partner concentration in holdup experiment (10-6M): 130
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.31
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 4

Protein A protein: YWHAQ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3tau

Protein B protein: BAD
Protein B fragment: 119-128
Protein B site: 14-3-3_pSer124
Protein B modification: (SEP)124
Protein B sequence: DEFVDSFKKG
Protein B construct: DEFVD(pSer)FKKG (crude synthetic peptide)

Average holdup BI: 0
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 130
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.03
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
The affinity was below the detection threshold of the assay.