Details of experiments between P62136 and O00499
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: PPP1CA
Protein A fragment: 1-330
Protein A construct: endogenous protein (Jurkat)

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B construct: avi(biotin)-his6-MBP-TEVsite-SH3

Average holdup BI: 0.4
Immobilized partner concentration in holdup experiment (10-6M): 10
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 7.26
Experiment method: nHU_Jurkat
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.06.29.
Experimental details: -log10(P Two-sided unpaired T-test (6 vs 3))
Number of measurements: 3
Measured pKd: 4.82


Experiment series 2

Protein A protein: PPP1CA
Protein A fragment: 1-330
Protein A construct: endogenous protein (Jurkat)

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B construct: avi(biotin)-his6-MBP-TEVsite-SH3

Average holdup BI: 0.31
Immobilized partner concentration in holdup experiment (10-6M): 10
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 3.43
Experiment method: nHU_Jurkat
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.06.29.
Experimental details: -log10(P Two-sided unpaired T-test (6 vs 3))
Number of measurements: 3
The affinity was below the detection threshold of the assay.


Experiment series 3

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.16
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/16
Number of measurements: 1
Measured pKd: 4.03


Experiment series 4

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: T532M
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.18
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/16
Number of measurements: 1
Measured pKd: 4.1


Experiment series 5

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: Q540H
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.24
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/17
Number of measurements: 1
Measured pKd: 4.25


Experiment series 6

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: D537V
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.07
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/17
Number of measurements: 1
Measured pKd: 3.66


Experiment series 7

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: V583I
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 13
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/17
Number of measurements: 1
The affinity was below the detection threshold of the assay.


Experiment series 8

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: P551L
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.08
Immobilized partner concentration in holdup experiment (10-6M): 8
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/17
Number of measurements: 1
Measured pKd: 4.05


Experiment series 9

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: F584S
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/17
Number of measurements: 1
The affinity was below the detection threshold of the assay.


Experiment series 10

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: Y531S
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.05
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/18
Number of measurements: 1
The affinity was below the detection threshold of the assay.


Experiment series 11

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: R581C
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.06
Immobilized partner concentration in holdup experiment (10-6M): 10
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/18
Number of measurements: 1
Measured pKd: 3.85


Experiment series 12

Protein A protein: PPP1CA
Protein A fragment: 312-326
Protein A site: PxxP_1
Protein A sequence: LNPGGRPITPPRNSA
Protein A construct: Bio Ado Ado-LNPGGRPITPPRNSA-CONH2

Protein B protein: BIN1
Protein B fragment: 513-593
Protein B site: SH3
Protein B modification: V566M
Protein B construct: his6-MBP-TEVsite-SH3

Average holdup BI: 0.18
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Details of affinity fitting: Quadratic binding equation
Date of measurement: 2023/01/18
Number of measurements: 1
Measured pKd: 4.12