Details of experiments between the fragments P57105~6-103 and Q14CM0~1313-1322
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: SYNJ2BP
Protein A fragment: 6-103
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: FRMPD4
Protein B fragment: 1313-1322
Protein B site: PBM
Protein B sequence: RLPKIKETTV
Protein B construct: biotin-ttds-RLPKIKETTV

Average holdup BI: 0.64
Immobilized partner concentration in holdup experiment (10-6M): 6.6
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: 5.65


Experiment series 2

Protein A protein: SYNJ2BP
Protein A fragment: 6-103
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: FRMPD4
Protein B fragment: 1313-1322
Protein B site: PBM
Protein B sequence: RLPKIKETTV
Protein B construct: biotin-ttds-RLPKIKETTV

Average holdup BI: 0.7
Holdup BI standard deviation: 0.02
Normalized holdup BI: 0.84
Normalized holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 21.6
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: 5.47


Experiment series 3

Protein A protein: SYNJ2BP
Protein A fragment: 6-103
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: FRMPD4
Protein B fragment: 1313-1322
Protein B site: PBM
Protein B sequence: RLPKIKETTV
Protein B construct: Biotin-ado-ado-RLPKIKETTV

Average holdup BI: 0.75
Normalized holdup BI: 0.79
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: 5.42