Details of experiments between P63104 and Q8TF72
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 414-423
Protein B site: 14-3-3_pSer419
Protein B modification: (SEP)419
Protein B sequence: RPQANSLGSL
Protein B construct: RPQAN(pSer)LGSL (crude synthetic peptide)

Average holdup BI: 0.65
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 8.01
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: 4.16


Experiment series 2

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 618-627
Protein B site: 14-3-3_pSer623
Protein B modification: (SEP)623
Protein B sequence: RSSRLSEPWE
Protein B construct: RSSRL(pSer)EPWE (crude synthetic peptide)

Average holdup BI: 0.45
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 6.69
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: 3.79


Experiment series 3

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 1457-1466
Protein B site: 14-3-3_pSer1462
Protein B modification: (SEP)1462
Protein B sequence: YQKQQSLPSL
Protein B construct: YQKQQ(pSer)LPSL (crude synthetic peptide)

Average holdup BI: 0.77
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 6.45
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: 4.4


Experiment series 4

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 1216-1225
Protein B site: 14-3-3_pSer1221
Protein B modification: (SEP)1221
Protein B sequence: AGKSMSAEDL
Protein B construct: AGKSM(pSer)AEDL (crude synthetic peptide)

Average holdup BI: 0.29
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 5.93
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: 3.5


Experiment series 5

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 1416-1425
Protein B site: 14-3-3_pSer1421
Protein B modification: (SEP)1421
Protein B sequence: TRKRVSLPQW
Protein B construct: TRKRV(pSer)LPQW (crude synthetic peptide)

Average holdup BI: 0.84
Holdup BI standard deviation: 0.09
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 3.58
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: 4.61


Experiment series 6

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 716-725
Protein B site: 14-3-3_pSer721
Protein B modification: (SEP)721
Protein B sequence: LDRQVSYPRP
Protein B construct: LDRQV(pSer)YPRP (crude synthetic peptide)

Average holdup BI: 0.13
Holdup BI standard deviation: 0.13
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 1.07
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: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 1436-1445
Protein B site: 14-3-3_pSer1441
Protein B modification: (SEP)1441
Protein B sequence: AAREDSLPEE
Protein B construct: AARED(pSer)LPEE (crude synthetic peptide)

Average holdup BI: -0.08
Holdup BI standard deviation: 0.13
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.78
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: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 1016-1025
Protein B site: 14-3-3_pSer1021
Protein B modification: (SEP)1021
Protein B sequence: KKRSYSEPEK
Protein B construct: KKRSY(pSer)EPEK (crude synthetic peptide)

Average holdup BI: 0.02
Holdup BI standard deviation: 0.09
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.21
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: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 949-958
Protein B site: 14-3-3_pSer954
Protein B modification: (SEP)954
Protein B sequence: GAPVASRSWR
Protein B construct: GAPVA(pSer)RSWR (crude synthetic peptide)

Average holdup BI: -0.02
Holdup BI standard deviation: 0.1
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.14
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 10

Protein A protein: YWHAZ
Protein A fragment: 1-245
Protein A site: 14-3-3
Protein A construct: avi-his6-MBP-TEVsite-14-3-3zeta

Protein B protein: SHROOM3
Protein B fragment: 107-116
Protein B site: 14-3-3_pThr112
Protein B modification: (TPO)112
Protein B sequence: RRDVCTDPGH
Protein B construct: RRDVC(pThr)DPGH (crude synthetic peptide)

Average holdup BI: -0.01
Holdup BI standard deviation: 0.11
Immobilized partner concentration in holdup experiment (10-6M): 132
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.03
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.