Details of experiments between P20020 and Q12959
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: ATP2B1
Protein A fragment: 1211-1220
Protein A site: PBM
Protein A sequence: SPLHSLETSL
Protein A construct: biotin-ttds-SPLHSLETSL

Protein B protein: DLG1
Protein B fragment: 314-412
Protein B site: PDZ_2
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.39
Normalized holdup BI: 0.43
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 4.67


Experiment series 2

Protein A protein: ATP2B1
Protein A fragment: 1211-1220
Protein A site: PBM
Protein A sequence: SPLHSLETSL
Protein A construct: biotin-ttds-SPLHSLETSL

Protein B protein: DLG1
Protein B fragment: 221-314
Protein B site: PDZ_1
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.16
Normalized holdup BI: 0.19
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 4.12


Experiment series 3

Protein A protein: ATP2B1
Protein A fragment: 1211-1220
Protein A site: PBM
Protein A sequence: SPLHSLETSL
Protein A construct: biotin-ttds-SPLHSLETSL

Protein B protein: DLG1
Protein B fragment: 457-570
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.14
Normalized holdup BI: 0.17
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 4.08


Experiment series 4

Protein A protein: ATP2B1
Protein A fragment: 1211-1220
Protein A site: PBM
Protein A sequence: SPLHSLETSL
Protein A construct: Biotin-ado-ado-SPLHSLETSL

Protein B protein: DLG1
Protein B fragment: 221-314
Protein B site: PDZ_1
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.09
Normalized holdup BI: 0.11
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
Experimental details: Crude peptide synthesis product. The peptide concentration in the affinity conversion step may differ from reality. Not reported internal standards of holdup layout #6
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 3.83


Experiment series 5

Protein A protein: ATP2B1
Protein A fragment: 1211-1220
Protein A site: PBM
Protein A sequence: SPLHSLETSL
Protein A construct: Biotin-ado-ado-SPLHSLETSL

Protein B protein: DLG1
Protein B fragment: 314-412
Protein B site: PDZ_2
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.37
Normalized holdup BI: 0.41
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
Experimental details: Crude peptide synthesis product. The peptide concentration in the affinity conversion step may differ from reality. Not reported internal standards of holdup layout #6
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 4.63


Experiment series 6

Protein A protein: ATP2B1
Protein A fragment: 1211-1220
Protein A site: PBM
Protein A sequence: SPLHSLETSL
Protein A construct: Biotin-ado-ado-SPLHSLETSL

Protein B protein: DLG1
Protein B fragment: 457-570
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.11
Normalized holdup BI: 0.17
Immobilized partner concentration in holdup experiment (10-6M): 18
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
Experimental details: Crude peptide synthesis product. The peptide concentration in the affinity conversion step may differ from reality. Not reported internal standards of holdup layout #6
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 4.07


Experiment series 7

Protein A protein: ATP2B1
Protein A fragment: 1-1220
Protein A construct: endogenous protein (Jurkat)

Protein B protein: DLG1
Protein B fragment: 221-314
Protein B site: PDZ_1
Protein B construct: avi(biotin)-his6-MBP-TEVsite-PDZ

Average holdup BI: 0.15
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): 0.4
Experiment method: nHU_Jurkat
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.08.03.
Experimental details: -log10(P Two-sided unpaired T-test (6 vs 3))
PUBMED ID of publication: 36542723
Number of measurements: 3
The affinity was below the detection threshold of the assay.


Experiment series 8

Protein A protein: ATP2B1
Protein A fragment: 1-1220
Protein A construct: endogenous protein (Jurkat)

Protein B protein: DLG1
Protein B fragment: 314-412
Protein B site: PDZ_2
Protein B construct: avi(biotin)-his6-MBP-TEVsite-PDZ

Average holdup BI: 0.43
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): 2
Experiment method: nHU_Jurkat
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.08.03.
Experimental details: -log10(P Two-sided unpaired T-test (6 vs 3))
PUBMED ID of publication: 36542723
Number of measurements: 3
The affinity was below the detection threshold of the assay.