Details of experiments between the fragments Q13884~107-196 and O15439~1316-1325
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: SNTB1
Protein A fragment: 107-196
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ABCC4
Protein B fragment: 1316-1325
Protein B site: PBM
Protein B sequence: STLTIFETAL
Protein B construct: biotin-ttds-STLTIFETAL

Average holdup BI: 0.39
Immobilized partner concentration in holdup experiment (10-6M): 10
Experiment method: SAPF_holdup
Details of affinity fitting: fluorescein + mCherry internal standards + normal layout
PUBMED ID of publication: 36115835
Number of measurements: 1
Measured pKd: 4.88


Experiment series 2

Protein A protein: SNTB1
Protein A fragment: 107-196
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ABCC4
Protein B fragment: 1316-1325
Protein B site: PBM
Protein B sequence: STLTIFETAL
Protein B construct: biotin-ttds-STLTIFETAL

Average holdup BI: 0.53
Holdup BI standard deviation: 0.07
Normalized holdup BI: 0.63
Normalized holdup BI standard deviation: 0.08
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: 3
Measured pKd: 5.05


Experiment series 3

Protein A protein: SNTB1
Protein A fragment: 107-196
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ABCC4
Protein B fragment: 1316-1325
Protein B site: PBM
Protein B sequence: STLTIFETAL
Protein B construct: biotin-ttds-STLTIFETAL

Average holdup BI: 0.51
Normalized holdup BI: 0.56
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: not reported internal standards of holdup layout #5
Number of measurements: 1
Measured pKd: 4.9


Experiment series 4

Protein A protein: SNTB1
Protein A fragment: 107-196
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ABCC4
Protein B fragment: 1316-1325
Protein B site: PBM
Protein B sequence: STLTIFETAL
Protein B construct: Biotin-ado-ado-STLTIFETAL

Average holdup BI: 0.58
Normalized holdup BI: 0.65
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: 5.08