Details of experiments between P63104 and Q00537
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: CDK17
Protein B fragment: 200-209
Protein B site: 14-3-3_pThr205
Protein B modification: (TPO)205
Protein B sequence: EGTYATVYKG
Protein B construct: EGTYA(pThr)VYKG (crude synthetic peptide)

Average holdup BI: 0.61
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): 7
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: 4.07


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: CDK17
Protein B fragment: 70-79
Protein B site: 14-3-3_pSer75
Protein B modification: (SEP)75
Protein B sequence: LRRPHSVIGG
Protein B construct: LRRPH(pSer)VIGG (crude synthetic peptide)

Average holdup BI: 0.86
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): 6.25
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: 4.68


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: CDK17
Protein B fragment: 141-150
Protein B site: 14-3-3_pSer146
Protein B modification: (SEP)146
Protein B sequence: LNKRLSLPAD
Protein B construct: LNKRL(pSer)LPAD (crude synthetic peptide)

Average holdup BI: 0.45
Holdup BI standard deviation: 0.04
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): 5.63
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 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: CDK17
Protein B fragment: 175-184
Protein B site: 14-3-3_pSer180
Protein B modification: (SEP)180
Protein B sequence: RSRRASLSEI
Protein B construct: RSRRA(pSer)LSEI (crude synthetic peptide)

Average holdup BI: 0.55
Holdup BI standard deviation: 0.08
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): 5.28
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: 3.96


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: CDK17
Protein B fragment: 197-206
Protein B site: 14-3-3_pThr202
Protein B modification: (TPO)202
Protein B sequence: KLGEGTYATV
Protein B construct: KLGEG(pThr)YATV (crude synthetic peptide)

Average holdup BI: 0.18
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): 4.86
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: 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: CDK17
Protein B fragment: 515-524
Protein B site: 14-3-3_pSer520
Protein B modification: (SEP)520
Protein B sequence: KNRRQSMLF-
Protein B construct: GKNRRQ(pSer)MLF (crude synthetic peptide)

Average holdup BI: 0.75
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): 3.9
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: 4.35


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: CDK17
Protein B fragment: 439-448
Protein B site: 14-3-3_pSer444
Protein B modification: (SEP)444
Protein B sequence: APRLDSEGIE
Protein B construct: APRLD(pSer)EGIE (crude synthetic peptide)

Average holdup BI: -0.04
Holdup BI standard deviation: 0.06
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): 0.93
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
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: CDK17
Protein B fragment: 132-141
Protein B site: 14-3-3_pSer137
Protein B modification: (SEP)137
Protein B sequence: IHRRISMEDL
Protein B construct: IHRRI(pSer)MEDL (crude synthetic peptide)

Average holdup BI: 0.05
Holdup BI standard deviation: 0.07
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): 0.75
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: CDK17
Protein B fragment: 100-109
Protein B site: 14-3-3_pSer105
Protein B modification: (SEP)105
Protein B sequence: NLKMGSDGES
Protein B construct: NLKMG(pSer)DGES (crude synthetic peptide)

Average holdup BI: -0.05
Holdup BI standard deviation: 0.19
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): 0.28
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: CDK17
Protein B fragment: 4-13
Protein B site: 14-3-3_pSer9
Protein B modification: (SEP)9
Protein B sequence: FKRRLSLTLR
Protein B construct: FKRRL(pSer)LTLR (crude synthetic peptide)

Average holdup BI: 0.16
Holdup BI standard deviation: 0.86
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.