Details of experiments between Q9HD26 and Q7Z628
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: GOPC
Protein A fragment: 278-373
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: NET1
Protein B fragment: 587-596
Protein B site: PBM
Protein B sequence: SGGKRKETLV
Protein B construct: biotin-ttds-SGGKRKETLV

Average holdup BI: 0.22
Immobilized partner concentration in holdup experiment (10-6M): 35
Experiment method: CALIP_holdup
Details of affinity fitting: BSA and lysozyme internal standards + bacterial cell lysate + normal layout
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 3.91


Experiment series 2

Protein A protein: GOPC
Protein A fragment: 278-373
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: NET1
Protein B fragment: 587-596
Protein B site: PBM
Protein B sequence: SGGKRKETLV
Protein B construct: biotin-ttds-SGGKRKETLV

Measured dissociation constant (10-6M): 0
Experiment method: competitive FP
Details of affinity fitting: Competitive binding equation in ProFit

PUBMED ID of publication: 36115835
Number of measurements: 3
The affinity was below the detection threshold of the assay.


Experiment series 3

Protein A protein: GOPC
Protein A fragment: 278-373
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: NET1
Protein B fragment: 587-596
Protein B site: PBM
Protein B sequence: SGGKRKETLV
Protein B construct: biotin-ttds-SGGKRKETLV

Average holdup BI: 0.07
Holdup BI standard deviation: 0.06
Normalized holdup BI: 0.1
Normalized holdup BI standard deviation: 0.09
Immobilized partner concentration in holdup experiment (10-6M): 17.9
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: 2
Measured pKd: 3.82


Experiment series 4

Protein A protein: GOPC
Protein A fragment: 278-373
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: NET1
Protein B fragment: 587-596
Protein B site: PBM
Protein B sequence: SGGKRKETLV
Protein B construct: biotin-ttds-SGGKRKETLV

Average holdup BI: 0.01
Normalized holdup BI: 0.01
Immobilized partner concentration in holdup experiment (10-6M): 17.9
Experiment method: DAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normalization based on CALIP_holdup data + reverse layout
Experimental details: not reported internal standards of holdup layout #5
Number of measurements: 1
The affinity was below the detection threshold of the assay.


Experiment series 5

Protein A protein: GOPC
Protein A fragment: 278-373
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: NET1
Protein B fragment: 587-596
Protein B site: PBM
Protein B sequence: SGGKRKETLV
Protein B construct: Biotin-ado-ado-SGGKRKETLV

Average holdup BI: 0.05
Normalized holdup BI: 0.05
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: 3.48