Table 1 Reagents.

From: β-arrestin mediates communication between plasma membrane and intracellular GPCRs to regulate signaling

 

PN

Supplier

Working concentration

Inhibitors

 Gallein

3090/50

R&D Systems

10 µM

 Dynasore

324410

Sigma

100 µM

 MTA

D5011

Thermo Fisher

200 µM

Antibodies

 ms-FLAG-647

A01811-100

Genscript

1:1000 (FC/IF)

 rb-MYC

A190-105A

Bethyl Laboratories

1:5000 (WB)

 rb-CXCR4 (UMB2)

Ab124824

Abcam

1:2000 (WB), 1:1000 (FC/IF)

 Rb-phospho-ERK1/2

4370 S

Cell Signaling Technologies

1:2000 (WB)

 ms-total-ERK1/2

4696 S

Cell Signaling Technologies

1:1000 (WB)

 rb-phospho-AKT S473

4060 S

Cell Signaling Technologies

1:2000 (WB)

 rb-total AKT

C67E7

Cell Signaling Technologies

1:1000 (WB)

 rb-GM130

12480 S

Cell Signaling Technologies

1:1000 (IF)

 ms-GAPDH

sc-47724

Santa Cruz Biotechnology

1:1000 (WB)

 STREP-568

S11226

Thermo Fisher

1:5000 (WB)

 ms-CXCR4-APC (12G5)

FAB170A

R&D Systems

1:200–1:2000 (FC)

 rb-β-arrestin-1

30036 S

Cell Signaling Technologies

1:1000 (WB)

 gt-anti-rb Dylight 800

SA5-35571

Thermo Fisher

1:5000 (WB)

 gt-anti-ms Dylight 680

35518

Thermo Fisher

1:5000 (WB)

 gt-anti-rb-488-AlexaFluor-Plus

A32731

Thermo Fisher

1:1000 (FC/IF)

 Gt-anti-rb-555

84541

Thermo Fisher

1:1000 (IF)

 Gt-anti-rb-Alexafluor-Plus

A32733

Thermo Fisher

1:1000 (IF)

 Gt-anti-ms-488

A10680

Thermo Fisher

1:1000 (IF)

 Gt-anti-ms-647

A21235

Thermo Fisher

1:1000 (IF)

 Rb-anti-EEA1

3288 S

Cell Signaling Technologies

1:200 (IF)

 Rb-anti-Rab7

9367 S

Cell Signaling Technologies

1:100 (IF)

Biologics

 CXCL12

350-NS-050

R&D Systems

12.5 nM

 Pronase

10165921001

Sigma

0.1% Solution

 Lambda phosphatase

sc-200312A

Santa Cruz Biotechnology

Manual instructions

Others

 Streptavidin agarose

20361

Thermo Fisher

 

 DAPI

D9542

Sigma

1 µg/ml

 NewBlot PVDF Stripping buffer

928–40032

LiCor

Manual instructions

 PVDF 0.22 µm membranes

IB401001

Thermo Fisher

NA

 NHS-Sulfo-LC-biotin

21335

Thermo Fisher

1 mg/ml

 ITAQ Universal SYBR Green

1725121

BioRad

Manual instructions

 iScript cDNA Synthesis Kit

1706891

RioRad

Manual instructions

 Quick-RNA miniprep

R1054

Zymo Research

Manual instructions