Details of experiments between P27348 and Q8WUI4
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: HDAC7
Protein B fragment: 481-490
Protein B site: 14-3-3_pSer486
Protein B modification: (SEP)486
Protein B sequence: LSRAQSSPAA
Protein B construct: LSRAQ(pSer)SPAA (crude synthetic peptide)

Average holdup BI: 0.96
Holdup BI standard deviation: 0.01
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): 10.59
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: 5.26


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: HDAC7
Protein B fragment: 150-159
Protein B site: 14-3-3_pSer155
Protein B modification: (SEP)155
Protein B sequence: LRKTVSEPNL
Protein B construct: LRKTV(pSer)EPNL (crude synthetic peptide)

Average holdup BI: 0.92
Holdup BI standard deviation: 0.01
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): 8.1
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: 4.95


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: HDAC7
Protein B fragment: 176-185
Protein B site: 14-3-3_pSer181
Protein B modification: (SEP)181
Protein B sequence: LLRKESAPPS
Protein B construct: LLRKE(pSer)APPS (crude synthetic peptide)

Average holdup BI: 0.2
Holdup BI standard deviation: 0.03
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): 5.11
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
Measured pKd: 3.28


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: HDAC7
Protein B fragment: 353-362
Protein B site: 14-3-3_pSer358
Protein B modification: (SEP)358
Protein B sequence: LSRTRSEPLP
Protein B construct: LSRTR(pSer)EPLP (crude synthetic peptide)

Average holdup BI: 0.67
Holdup BI standard deviation: 0.13
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): 4.58
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: 4.19


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: HDAC7
Protein B fragment: 400-409
Protein B site: 14-3-3_pSer405
Protein B modification: (SEP)405
Protein B sequence: LRQIPSAEDL
Protein B construct: LRQIP(pSer)AEDL (crude synthetic peptide)

Average holdup BI: -0.09
Holdup BI standard deviation: 0.08
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): 1.51
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: HDAC7
Protein B fragment: 459-468
Protein B site: 14-3-3_pSer464
Protein B modification: (SEP)464
Protein B sequence: RLPRGSTGDT
Protein B construct: RLPRG(pSer)TGDT (crude synthetic peptide)

Average holdup BI: -0.02
Holdup BI standard deviation: 0.17
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): 0.08
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: HDAC7
Protein B fragment: 502-511
Protein B site: 14-3-3_pSer507
Protein B modification: (SEP)507
Protein B sequence: QARVLSSSET
Protein B construct: QARVL(pSer)SSET (crude synthetic peptide)

Average holdup BI: 0
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): 0.04
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.