Details of experiments between the fragments Q6ZMN7~214-318 and Q5VV41~700-709
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: PDZRN4
Protein A fragment: 214-318
Protein A site: PDZ_1
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ARHGEF16
Protein B fragment: 700-709
Protein B site: PBM
Protein B sequence: MERLRVETDV
Protein B construct: biotin-ttds-MERLRVETDV

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 2

Protein A protein: PDZRN4
Protein A fragment: 214-318
Protein A site: PDZ_1
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ARHGEF16
Protein B fragment: 700-709
Protein B site: PBM
Protein B sequence: MERLRVETDV
Protein B construct: biotin-ttds-MERLRVETDV

Average holdup BI: -0.12
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
The affinity was below the detection threshold of the assay.


Experiment series 3

Protein A protein: PDZRN4
Protein A fragment: 214-318
Protein A site: PDZ_1
Protein A construct: his6-MBP-TEVsite-PDZ

Protein B protein: ARHGEF16
Protein B fragment: 700-709
Protein B site: PBM
Protein B sequence: MERLRVETDV
Protein B construct: biotin-ttds-MERLRVETDV

Average holdup BI: 0.1
Normalized holdup BI: 0.1
Immobilized partner concentration in holdup experiment (10-6M): 17
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: 3.83