Details of experiments between Q7Z401 and P62258
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: DENND4A
Protein A fragment: 1585-1594
Protein A site: 14-3-3_pThr1590
Protein A modification: (TPO)1590
Protein A sequence: ARSISTSGPL
Protein A construct: ARSIS(pThr)SGPL (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.24
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 6.89
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
The affinity was below the detection threshold of the assay.


Experiment series 2

Protein A protein: DENND4A
Protein A fragment: 1503-1512
Protein A site: 14-3-3_pSer1508
Protein A modification: (SEP)1508
Protein A sequence: RYFLKSSPST
Protein A construct: RYFLK(pSer)SPST (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.63
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 6.67
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
Measured pKd: 4.08


Experiment series 3

Protein A protein: DENND4A
Protein A fragment: 1585-1594
Protein A site: 14-3-3_pThr1590
Protein A modification: (TPO)1590
Protein A sequence: ARSISTSGPL
Protein A construct: ARSIS(pThr)SGPL (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.28
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 6.14
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
Measured pKd: 3.45


Experiment series 4

Protein A protein: DENND4A
Protein A fragment: 1503-1512
Protein A site: 14-3-3_pSer1508
Protein A modification: (SEP)1508
Protein A sequence: RYFLKSSPST
Protein A construct: RYFLK(pSer)SPST (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.58
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 5.89
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
Measured pKd: 4.07


Experiment series 5

Protein A protein: DENND4A
Protein A fragment: 1276-1285
Protein A site: 14-3-3_pSer1281
Protein A modification: (SEP)1281
Protein A sequence: RDRLWSSPAF
Protein A construct: RDRLW(pSer)SPAF (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.88
Holdup BI standard deviation: 0.05
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 3.66
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: 4.69


Experiment series 6

Protein A protein: DENND4A
Protein A fragment: 1586-1595
Protein A site: 14-3-3_pSer1591
Protein A modification: (SEP)1591
Protein A sequence: RSISTSGPLD
Protein A construct: RSIST(pSer)GPLD (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.1
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 3.11
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
The affinity was below the detection threshold of the assay.


Experiment series 7

Protein A protein: DENND4A
Protein A fragment: 1030-1039
Protein A site: 14-3-3_pSer1035
Protein A modification: (SEP)1035
Protein A sequence: RNRNLSGGVL
Protein A construct: RNRNL(pSer)GGVL (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.19
Holdup BI standard deviation: 0.07
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 2.94
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: 3.21


Experiment series 8

Protein A protein: DENND4A
Protein A fragment: 1276-1285
Protein A site: 14-3-3_pSer1281
Protein A modification: (SEP)1281
Protein A sequence: RDRLWSSPAF
Protein A construct: RDRLW(pSer)SPAF (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.58
Holdup BI standard deviation: 0.19
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 1.83
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
Measured pKd: 4.09


Experiment series 9

Protein A protein: DENND4A
Protein A fragment: 1586-1595
Protein A site: 14-3-3_pSer1591
Protein A modification: (SEP)1591
Protein A sequence: RSISTSGPLD
Protein A construct: RSIST(pSer)GPLD (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.06
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 1.82
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
The affinity was below the detection threshold of the assay.


Experiment series 10

Protein A protein: DENND4A
Protein A fragment: 1030-1039
Protein A site: 14-3-3_pSer1035
Protein A modification: (SEP)1035
Protein A sequence: RNRNLSGGVL
Protein A construct: RNRNL(pSer)GGVL (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.13
Holdup BI standard deviation: 0.08
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 1.56
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
The affinity was below the detection threshold of the assay.


Experiment series 11

Protein A protein: DENND4A
Protein A fragment: 1220-1229
Protein A site: 14-3-3_pSer1225
Protein A modification: (SEP)1225
Protein A sequence: TSRTPSIDLQ
Protein A construct: TSRTP(pSer)IDLQ (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.04
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 1.28
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
The affinity was below the detection threshold of the assay.


Experiment series 12

Protein A protein: DENND4A
Protein A fragment: 1220-1229
Protein A site: 14-3-3_pSer1225
Protein A modification: (SEP)1225
Protein A sequence: TSRTPSIDLQ
Protein A construct: TSRTP(pSer)IDLQ (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: -0.04
Holdup BI standard deviation: 0.06
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.61
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 13

Protein A protein: DENND4A
Protein A fragment: 1146-1155
Protein A site: 14-3-3_pSer1151
Protein A modification: (SEP)1151
Protein A sequence: IQRMNSSFSV
Protein A construct: IQRMN(pSer)SFSV (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.14
Holdup BI standard deviation: 0.24
Immobilized partner concentration in holdup experiment (10-6M): 116
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.55
Experiment method: HU Multiplex
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.02.17.
Experimental details: -log10(P Two-sided unpaired T-test (4 vs 4))
Number of measurements: 4
The affinity was below the detection threshold of the assay.


Experiment series 14

Protein A protein: DENND4A
Protein A fragment: 1146-1155
Protein A site: 14-3-3_pSer1151
Protein A modification: (SEP)1151
Protein A sequence: IQRMNSSFSV
Protein A construct: IQRMN(pSer)SFSV (crude synthetic peptide)

Protein B protein: YWHAE
Protein B fragment: 1-255
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3epsilon

Average holdup BI: 0.04
Holdup BI standard deviation: 0.1
Immobilized partner concentration in holdup experiment (10-6M): 143
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 0.37
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.