Details of experiments between Q13884 and Q14155
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: 1-538
Protein A construct: endogenous protein (Jurkat)
Protein B protein: ARHGEF7
Protein B fragment: 178-251
Protein B site: SH3
Protein B construct: avi(biotin)-his6-MBP-TEVsite-SH3
Average holdup BI: -1.3
Immobilized partner concentration in holdup experiment (10-6M): 10
P value (usually -log10(P Two-sided unpaired T-test), but double check the experimental details): 2.73
Experiment method: nHU_Jurkat
Details of affinity fitting: hyperbolic binding equation
Date of measurement: 2022.06.29.
Experimental details: -log10(P Two-sided unpaired T-test (6 vs 3))
Number of measurements: 3
The affinity was below the detection threshold of the assay.
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: ARHGEF7
Protein B fragment: 794-803
Protein B site: PBM
Protein B sequence: NDPAWDETNL
Protein B construct: biotin-ttds-NDPAWDETNL
Average holdup BI: 0.2
Holdup BI standard deviation: 0.05
Normalized holdup BI: 0.24
Normalized holdup BI standard deviation: 0.06
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: 4
Measured pKd: 4.26