Details of experiments between the fragments Q15418~725-735 and Q14160~999-1093
Note that the results of all experiments are listed, regardless of the modification states of the fragments.



Experiment series 1

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (SEP)732
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPpSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.37
Holdup BI standard deviation: 0.02
Immobilized partner concentration in holdup experiment (10-6M): 40
Experiment method: CALIP_holdup
Details of affinity fitting: BSA and lysozyme internal standards + bacterial cell lysate + normal layout
PUBMED ID of publication: 36115835
Number of measurements: 5
Measured pKd: 4.19


Experiment series 2

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.24
Holdup BI standard deviation: 0.14
Immobilized partner concentration in holdup experiment (10-6M): 31
Experiment method: CALIP_holdup
Details of affinity fitting: BSA and lysozyme internal standards + bacterial cell lysate + normal layout
PUBMED ID of publication: 36115835
Number of measurements: 5
Measured pKd: 4.03


Experiment series 3

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Measured dissociation constant (10-6M): 43.84
Standard deviation of dissociation constant (10-6M): 5.55
Experiment method: competitive FP
Details of affinity fitting: Competitive binding equation in ProFit

PUBMED ID of publication: 36115835
Number of measurements: 3
Measured pKd: 4.36


Experiment series 4

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (SEP)732
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPpSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Measured dissociation constant (10-6M): 30.78
Standard deviation of dissociation constant (10-6M): 1.62
Experiment method: competitive FP
Details of affinity fitting: Competitive binding equation in ProFit

PUBMED ID of publication: 36115835
Number of measurements: 3
Measured pKd: 4.51


Experiment series 5

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (TPO)733
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPSpTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

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 6

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (TPO)734
Protein A sequence: RVRKLPSTTL
Protein A construct: Biotin-ttds-RRVRKLPSTpTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Measured dissociation constant (10-6M): 15.38
Standard deviation of dissociation constant (10-6M): 0.48
Experiment method: competitive FP
Details of affinity fitting: Competitive binding equation in ProFit

PUBMED ID of publication: 36115835
Number of measurements: 3
Measured pKd: 4.81


Experiment series 7

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (SEP)732
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPpSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.21
Normalized holdup BI: 0.24
Immobilized partner concentration in holdup experiment (10-6M): 15
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: 4.35


Experiment series 8

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (TPO)733
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPSpTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.02
Normalized holdup BI: 0.03
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: 1
The affinity was below the detection threshold of the assay.


Experiment series 9

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (TPO)734
Protein A sequence: RVRKLPSTTL
Protein A construct: Biotin-ttds-RRVRKLPSTpTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.4
Normalized holdup BI: 0.49
Immobilized partner concentration in holdup experiment (10-6M): 25
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: 4.61


Experiment series 10

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.25
Normalized holdup BI: 0.28
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: 1
Measured pKd: 4.36


Experiment series 11

Protein A protein: RPS6KA1
Protein A fragment: 725-735
Protein A site: PBM
Protein A modification: (SEP)732
Protein A sequence: RVRKLPSTTL
Protein A construct: biotin-ttds-RRVRKLPpSTTL

Protein B protein: SCRIB
Protein B fragment: 999-1093
Protein B site: PDZ_3
Protein B construct: his6-MBP-TEVsite-PDZ

Average holdup BI: 0.25
Normalized holdup BI: 0.3
Immobilized partner concentration in holdup experiment (10-6M): 15
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: 4.5