Details of experiments between the fragments Q9Y4H2~718-727 and P27348~1-245
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: IRS2
Protein A fragment: 718-727
Protein A site: 14-3-3_pSer723
Protein A modification: (SEP)723
Protein A sequence: RTFPASGGGY
Protein A construct: RTFPA(pSer)GGGY (crude synthetic peptide)

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

Average holdup BI: 0.31
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): 5.55
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: 3.55