Details of experiments between Q15418 and P27348
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr734
Protein A modification: (TPO)734
Protein A sequence: KLPSTTL---
Protein A construct: RRVRKLPST(pThr)L (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

Measured dissociation constant (10-6M): <10
Immobilized partner concentration in holdup experiment (10-6M): 130
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: 1
Measured pKd: 5


Experiment series 2

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: 14-3-3_pThr733
Protein A modification: (TPO)733
Protein A sequence: RKLPSTTL--
Protein A construct: RRVRKLPS(pThr)TL (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: 0.99
Holdup BI standard deviation: 0
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): 4.99
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: 5.82