Details of experiments between the fragments P31946~1-246 and Q6P597~168-177
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: YWHAB
Protein A fragment: 1-246
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3beta

Protein B protein: KLC3
Protein B fragment: 168-177
Protein B site: 14-3-3_pSer173
Protein B modification: (SEP)173
Protein B sequence: PPRRDSLASL
Protein B construct: PPRRD(pSer)LASL (crude synthetic peptide)

Average holdup BI: 0.1
Holdup BI standard deviation: 0.05
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): 2.17
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.


Experiment series 2

Protein A protein: YWHAB
Protein A fragment: 1-246
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3beta

Protein B protein: KLC3
Protein B fragment: 168-177
Protein B site: 14-3-3_pSer173
Protein B modification: (SEP)173
Protein B sequence: PPRRDSLASL
Protein B construct: PPRRD(pSer)LASL (crude synthetic peptide)

Average holdup BI: -0.02
Holdup BI standard deviation: 0.12
Immobilized partner concentration in holdup experiment (10-6M): 102
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.11
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.