Details of experiments between the fragments Q6P0Q8~1102-1193 and Q6ZTQ3~360-369
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: MAST2
Protein A fragment: 1102-1193
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: RASSF6
Protein B fragment: 360-369
Protein B site: PBM
Protein B sequence: KLVIKTETTV
Protein B construct: biotin-ttds-KLVIKTETTV

Measured dissociation constant (10-6M): 7.65
Standard deviation of dissociation constant (10-6M): 0.58
Experiment method: competitive FP
Details of affinity fitting: Competitive binding equation in ProFit

PUBMED ID of publication: 36115835
Number of measurements: 3
Measured pKd: 5.12


Experiment series 2

Protein A protein: MAST2
Protein A fragment: 1102-1193
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: RASSF6
Protein B fragment: 360-369
Protein B site: PBM
Protein B sequence: KLVIKTETTV
Protein B construct: biotin-ttds-KLVIKTETTV

Average holdup BI: 0.38
Immobilized partner concentration in holdup experiment (10-6M): 9
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: 4.92


Experiment series 3

Protein A protein: MAST2
Protein A fragment: 1102-1193
Protein A site: PDZ
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: RASSF6
Protein B fragment: 360-369
Protein B site: PBM
Protein B sequence: KLVIKTETTV
Protein B construct: biotin-ttds-KLVIKTETTV

Average holdup BI: 0.71
Normalized holdup BI: 0.71
Immobilized partner concentration in holdup experiment (10-6M): 20.7
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: 5.13