Details of experiments between Q12802 and Q04917
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: AKAP13
Protein A fragment: 1597-1606
Protein A site: 14-3-3_pSer1602
Protein A modification: (SEP)1602
Protein A sequence: HRRSFSLEGL
Protein A construct: HRRSF(pSer)LEGL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Measured dissociation constant (10-6M): <100
Immobilized partner concentration in holdup experiment (10-6M): 130
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: 1
Measured pKd: 4


Experiment series 2

Protein A protein: AKAP13
Protein A fragment: 2462-2471
Protein A site: 14-3-3_pThr2467
Protein A modification: (TPO)2467
Protein A sequence: PRRAETFGGF
Protein A construct: PRRAE(pThr)FGGF (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.96
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): 7.3
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: 5.25


Experiment series 3

Protein A protein: AKAP13
Protein A fragment: 2493-2502
Protein A site: 14-3-3_pSer2498
Protein A modification: (SEP)2498
Protein A sequence: LRRTESDSGL
Protein A construct: LRRTE(pSer)DSGL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.5
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): 5.96
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: 3.88


Experiment series 4

Protein A protein: AKAP13
Protein A fragment: 2406-2415
Protein A site: 14-3-3_pThr2411
Protein A modification: (TPO)2411
Protein A sequence: LFRSNTEEAL
Protein A construct: LFRSN(pThr)EEAL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.26
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): 5.63
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: 3.42


Experiment series 5

Protein A protein: AKAP13
Protein A fragment: 1745-1754
Protein A site: 14-3-3_pSer1750
Protein A modification: (SEP)1750
Protein A sequence: VSRTFSYIKN
Protein A construct: VSRTF(pSer)YIKN (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.32
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): 5.62
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: 3.57


Experiment series 6

Protein A protein: AKAP13
Protein A fragment: 1924-1933
Protein A site: 14-3-3_pSer1929
Protein A modification: (SEP)1929
Protein A sequence: KFLSHSTDSL
Protein A construct: KFLSH(pSer)TDSL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.62
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): 5.21
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
Measured pKd: 4.1


Experiment series 7

Protein A protein: AKAP13
Protein A fragment: 1502-1511
Protein A site: 14-3-3_pSer1507
Protein A modification: (SEP)1507
Protein A sequence: SRDRQSLDGF
Protein A construct: SRDRQ(pSer)LDGF (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.31
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): 4.72
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: 3.53


Experiment series 8

Protein A protein: AKAP13
Protein A fragment: 2562-2571
Protein A site: 14-3-3_pSer2567
Protein A modification: (SEP)2567
Protein A sequence: LSRPSSLIEQ
Protein A construct: LSRPS(pSer)LIEQ (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.22
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): 4.26
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
Measured pKd: 3.34


Experiment series 9

Protein A protein: AKAP13
Protein A fragment: 1221-1230
Protein A site: 14-3-3_pSer1226
Protein A modification: (SEP)1226
Protein A sequence: SGRERSTPSL
Protein A construct: SGRER(pSer)TPSL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.16
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): 3.83
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: AKAP13
Protein A fragment: 1871-1880
Protein A site: 14-3-3_pSer1876
Protein A modification: (SEP)1876
Protein A sequence: KERPRSAVLL
Protein A construct: KERPR(pSer)AVLL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.7
Holdup BI standard deviation: 0.16
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): 3.75
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
Measured pKd: 4.25


Experiment series 11

Protein A protein: AKAP13
Protein A fragment: 2728-2737
Protein A site: 14-3-3_pSer2733
Protein A modification: (SEP)2733
Protein A sequence: SPKRNSISRT
Protein A construct: SPKRN(pSer)ISRT (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.26
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): 1.67
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: 3.43


Experiment series 12

Protein A protein: AKAP13
Protein A fragment: 2558-2567
Protein A site: 14-3-3_pSer2563
Protein A modification: (SEP)2563
Protein A sequence: LTRSLSRPSS
Protein A construct: LTRSL(pSer)RPSS (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.31
Holdup BI standard deviation: 0.21
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): 1.35
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: 3.53


Experiment series 13

Protein A protein: AKAP13
Protein A fragment: 1890-1899
Protein A site: 14-3-3_pSer1895
Protein A modification: (SEP)1895
Protein A sequence: FANRRSQQSV
Protein A construct: FANRR(pSer)QQSV (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.05
Holdup BI standard deviation: 0.11
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): 0.46
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 14

Protein A protein: AKAP13
Protein A fragment: 2468-2477
Protein A site: 14-3-3_pSer2473
Protein A modification: (SEP)2473
Protein A sequence: FGGFDSHQMN
Protein A construct: FGGFD(pSer)HQMN (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.03
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): 0.2
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 15

Protein A protein: AKAP13
Protein A fragment: 1640-1649
Protein A site: 14-3-3_pSer1645
Protein A modification: (SEP)1645
Protein A sequence: VDSLVSLSEE
Protein A construct: VDSLV(pSer)LSEE (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: -0.05
Holdup BI standard deviation: 0.26
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): 0.15
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 16

Protein A protein: AKAP13
Protein A fragment: 2694-2703
Protein A site: 14-3-3_pSer2699
Protein A modification: (SEP)2699
Protein A sequence: LMRIPSFFPS
Protein A construct: LMRIP(pSer)FFPS (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0.1
Holdup BI standard deviation: 0.72
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): 0.1
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
The affinity was below the detection threshold of the assay.


Experiment series 17

Protein A protein: AKAP13
Protein A fragment: 1224-1233
Protein A site: 14-3-3_pSer1229
Protein A modification: (SEP)1229
Protein A sequence: ERSTPSLPCM
Protein A construct: ERSTP(pSer)LPCM (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: -0.16
Holdup BI standard deviation: 2.09
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): 0.06
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 18

Protein A protein: AKAP13
Protein A fragment: 1637-1646
Protein A site: 14-3-3_pSer1642
Protein A modification: (SEP)1642
Protein A sequence: EERVDSLVSL
Protein A construct: EERVD(pSer)LVSL (crude synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Average holdup BI: 0
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): 0.02
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 19

Protein A protein: AKAP13
Protein A fragment: 2406-2415
Protein A site: 14-3-3_pThr2411
Protein A modification: (TPO)2411
Protein A sequence: LFRSNTEEAL
Protein A construct: biotin-ttds-LFRSN(pThr)EEAL (HPLC-purified synthetic peptide)

Protein B protein: YWHAH
Protein B fragment: 1-246
Protein B site: 14-3-3
Protein B construct: avi-his6-MBP-TEVsite-14-3-3eta

Measured dissociation constant (10-6M): 336
Standard deviation of dissociation constant (10-6M): 38
Experiment method: competitive Fluorescence Polarization
Details of affinity fitting: Competitive binding equation in ProFit

Date of measurement: 2022.01.19
Number of measurements: 3
Measured pKd: 3.47