Details of experiments between Q14155 and Q9Y520
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 1-2896
Protein B construct: endogenous protein (Jurkat)

Average holdup BI: 0.21
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): 5.95
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 2

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 1053-1067
Protein B site: PxxP_1
Protein B sequence: TEKKDLPPPPPPPQP
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: 0.02
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: 2
The affinity was below the detection threshold of the assay.


Experiment series 3

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 1226-1240
Protein B site: PxxP_2
Protein B sequence: PRAEHIPSGPLRQRE
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: 0.03
Holdup BI standard deviation: 0.04
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 2
The affinity was below the detection threshold of the assay.


Experiment series 4

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

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

Average holdup BI: 0.13
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: 3.94


Experiment series 5

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 1630-1644
Protein B site: PxxP_4
Protein B sequence: EDPKPGPKKPKEKVD
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: 0.04
Holdup BI standard deviation: 0.06
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 2
The affinity was below the detection threshold of the assay.


Experiment series 6

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 2005-2019
Protein B site: PxxP_5
Protein B sequence: ISKKLGPISPPQPPS
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: -0.01
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 2
The affinity was below the detection threshold of the assay.


Experiment series 7

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 2877-2891
Protein B site: PxxP_6
Protein B sequence: KPVRTGPIKPQAIKT
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: -0
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 2
The affinity was below the detection threshold of the assay.


Experiment series 8

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 596-610
Protein B site: PxxP_7
Protein B sequence: LEEKIEPREPNLEPM
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: -0.02
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: 2
The affinity was below the detection threshold of the assay.


Experiment series 9

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: avi(biotin)-his6-MBP-TEVsite-SH3

Protein B protein: PRRC2C
Protein B fragment: 704-718
Protein B site: PxxP_8
Protein B sequence: PSSSTVPPPPHRPLY
Protein B construct: Biotinylated 15-mer peptide (crude)

Average holdup BI: 0.08
Holdup BI standard deviation: 0.03
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: HU (DAPF)
Date of measurement: 2022.06.29.
Number of measurements: 2
Measured pKd: 3.71


Experiment series 10

Protein A protein: ARHGEF7
Protein A fragment: 178-251
Protein A site: SH3
Protein A construct: his6-MBP-TEVsite-SH3

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

Average holdup BI: 0.03
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.