Details of experiments between P27348 and Q86SQ0
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: PHLDB2
Protein B fragment: 195-204
Protein B site: 14-3-3_pSer200
Protein B modification: (SEP)200
Protein B sequence: RSGAASMPSS
Protein B construct: RSGAA(pSer)MPSS (crude synthetic peptide)

Average holdup BI: 0.78
Holdup BI standard deviation: 0.02
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): 9.91
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: 4.45


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: PHLDB2
Protein B fragment: 272-281
Protein B site: 14-3-3_pSer277
Protein B modification: (SEP)277
Protein B sequence: LPPRNSLGNS
Protein B construct: LPPRN(pSer)LGNS (crude synthetic peptide)

Average holdup BI: 0.1
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): 2.87
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: PHLDB2
Protein B fragment: 893-902
Protein B site: 14-3-3_pThr898
Protein B modification: (TPO)898
Protein B sequence: LYLSDTLPRK
Protein B construct: LYLSD(pThr)LPRK (crude synthetic peptide)

Average holdup BI: 0.1
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): 1.31
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: PHLDB2
Protein B fragment: 484-493
Protein B site: 14-3-3_pSer489
Protein B modification: (SEP)489
Protein B sequence: EKLQLSDEES
Protein B construct: EKLQL(pSer)DEES (crude synthetic peptide)

Average holdup BI: -0.09
Holdup BI standard deviation: 0.12
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): 0.99
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
The affinity was below the detection threshold of the assay.


Experiment series 5

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: PHLDB2
Protein B fragment: 463-472
Protein B site: 14-3-3_pSer468
Protein B modification: (SEP)468
Protein B sequence: PDSRLSTGTT
Protein B construct: PDSRL(pSer)TGTT (crude synthetic peptide)

Average holdup BI: 0.03
Holdup BI standard deviation: 0.05
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): 0.67
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 6

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: PHLDB2
Protein B fragment: 1123-1132
Protein B site: 14-3-3_pThr1128
Protein B modification: (TPO)1128
Protein B sequence: RSHVETAGHN
Protein B construct: RSHVE(pThr)AGHN (crude synthetic peptide)

Average holdup BI: 0.15
Holdup BI standard deviation: 0.3
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): 0.32
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: 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: PHLDB2
Protein B fragment: 207-216
Protein B site: 14-3-3_pSer212
Protein B modification: (SEP)212
Protein B sequence: QARKMSIQDS
Protein B construct: QARKM(pSer)IQDS (crude synthetic peptide)

Average holdup BI: -0.05
Holdup BI standard deviation: 0.15
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): 0.29
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 8

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: PHLDB2
Protein B fragment: 410-419
Protein B site: 14-3-3_pSer415
Protein B modification: (SEP)415
Protein B sequence: RERKSSISSI
Protein B construct: RERKS(pSer)ISSI (crude synthetic peptide)

Average holdup BI: 0.05
Holdup BI standard deviation: 0.14
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): 0.26
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 9

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: PHLDB2
Protein B fragment: 237-246
Protein B site: 14-3-3_pSer242
Protein B modification: (SEP)242
Protein B sequence: RTRKYSSSSL
Protein B construct: RTRKY(pSer)SSSL (crude synthetic peptide)

Average holdup BI: -0.03
Holdup BI standard deviation: 0.38
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): 0.05
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.