Details of experiments between the fragments Q9Y520~1419-1433 and O00499~513-593
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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: 0.73
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 4
Measured pKd: 5.26


Experiment series 2

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.7
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 4
Measured pKd: 5.18


Experiment series 3

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.23
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 4.25


Experiment series 4

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: -0.03
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
The affinity was below the detection threshold of the assay.


Experiment series 5

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.41
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 6
Experiment method: HU (DAPF)
Details of affinity fitting: Bait concentration was adjusted to fit the profile to WT
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.15


Experiment series 6

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.67
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.12


Experiment series 7

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.67
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.12


Experiment series 8

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.63
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.04


Experiment series 9

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.49
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 9
Experiment method: HU (DAPF)
Details of affinity fitting: Bait concentration was adjusted to fit the profile to WT
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.14


Experiment series 10

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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: 0.67
Holdup BI standard deviation: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.12


Experiment series 11

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.58
Holdup BI standard deviation: 0
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 4.94


Experiment series 12

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Biotinylated 15-mer peptide (crude)

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

Average holdup BI: 0.46
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 6
Experiment method: HU (DAPF)
Details of affinity fitting: Bait concentration was adjusted to fit the profile to WT
Date of measurement: 2022.10.24.
Number of measurements: 4
Measured pKd: 5.24


Experiment series 13

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-CONH2

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

Average holdup BI: 0.62
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: 5.03


Experiment series 14

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.6
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: 4.98


Experiment series 15

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.62
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: 5.01


Experiment series 16

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.13
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: 3.92


Experiment series 17

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.42
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
Measured pKd: 4.8


Experiment series 18

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.35
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: 4.88


Experiment series 19

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: -0.01
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 20

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.52
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: 4.82


Experiment series 21

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.39
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: 4.87


Experiment series 22

Protein A protein: PRRC2C
Protein A fragment: 1419-1433
Protein A site: PxxP_3
Protein A sequence: RPRRQRPTRPPRQDK
Protein A construct: Bio E E Ado Ado-RPRRQRPTRPPRQDK-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: 0.59
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: 4.96