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. 2022 Jun 22;11:e74342. doi: 10.7554/eLife.74342

Key resources table.

Reagent type (species) or resource Designation Source or reference Identifiers Additional information
Gene (Homo sapiens) ERN1 HUGO Gene Nomenclature Committee HGNC:3,449 Gene encoding human IRE1a
Strain, strain background (Escherichia coli) Stellar Competent Cells Takara Bio 636,763 High-efficiency competent cells for cloning
Cell line (Homo-sapiens) U-2 OS WT Flp-In T-REx Ivan Dikic lab; verified by ATCC STR service; published in Belyy et al., 2020 PWM253 Parental line for all cells in this study, denoted as “WT”
Cell line (Homo-sapiens) U-2 OS IRE1α KO Belyy et al., 2020 PWM254 CRISPR knock-out of IRE1α in PWM253
Cell line (Homo-sapiens) U-2 OS IRE1α partial KO This paper PWM359 Partial CRISPR knock-out of IRE1α in PWM253, containing one intact ERN1 allele
Cell line (Homo-sapiens) U-2 OS IRE1a-HaloTag endogenously tagged This paper PWM360 Introduction of a C-terminal HaloTag into the endogenous ERN1 locus of PWM359 cells. Clonal population.
Cell line (Homo-sapiens) U-2 OS IRE1a-HaloTag endogenously tagged, low expression clone This paper PWM361 Introduction of a C-terminal HaloTag into the endogenous ERN1 locus of PWM359 cells. clonal population with lower IRE1 expression level than PWM360.
Recombinant DNA reagent (plasmid) SpCas9 and gRNA targeting the C-terminus of HsIRE11 This paper pPW3754 Used for endogenous CRISPR editing of ERN1 gene.
Recombinant DNA reagent (plasmid) HDR-HsIRE1a-10xGS-HaloTag This paper pPW3755 Used for endogenous CRISPR editing of ERN1 gene.
Recombinant DNA reagent (plasmid) CMVd3-ERmembrane-HaloTag-KKMP This paper pPW3756 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-ERmembrane-2xHaloTag-KKMP This paper pPW3757 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-HsIRE1-HaloTag This paper pPW3758 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-HsIRE1deltaLD-HaloTag This paper pPW3759 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-HsIRE1-K599A_KinaseDead-HaloTag This paper pPW3760 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-HsIRE1(WLLI-GSGS)[359-362]-HaloTag This paper pPW3761 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-HsIRE1(K121Y)-HaloTag This paper pPW3762 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-HsIRE1dLKR-HaloTag This paper pPW3763 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-ERmembrane-GST-HaloTag-KKMP This paper pPW3781 Used for transient transfections
Recombinant DNA reagent (plasmid) CMVd3-ERmembrane-GST-2xHaloTag-KKMP This paper pPW3783 Used for transient transfections
Antibody Anti- IRE1α (Rabbit monoclonal) Cell Signaling Technology 3294 WB (1:1000)
Antibody Anti- PERK (Rabbit monoclonal) Cell Signaling Technology 3192 WB (1:1000)
Antibody Anti- ATF4 (Rabbit monoclonal) Cell Signaling Technology 11,815 WB (1:1000)
Antibody Anti- CHOP (Mouse monoclonal) Cell Signaling Technology 2895 WB (1:1000)
Antibody Anti- ATF6 (Mouse monoclonal) Proteintech 66563–1 WB (1:1000)
Antibody Anti- β-actin (Rabbit monoclonal) Cell Signaling Technology 5125 WB (1:1000)
Antibody Anti-IRE1p (Rabbit monoclonal) Chang et al., 2018 N/A WB (1:1000)
Antibody Anti-XBP1s (Rabbit monoclonal) Chang et al., 2018 N/A WB (1:1000)
Sequence-based reagent Hs00176385_m1 ThermoFisher Scientific qPCR primer for IRE1
Sequence-based reagent Hs02856596_m1 ThermoFisher Scientific qPCR primer for XBP1u
Sequence-based reagent Hs03929085_g1 ThermoFisher Scientific qPCR primer for XBP1s
Sequence-based reagent Hs01045913_m1 ThermoFisher Scientific qPCR primer for DGAT2
Sequence-based reagent Hs00170663_m1 ThermoFisher Scientific qPCR primer for BCAM
Sequence-based reagent Hs00197728_m1 ThermoFisher Scientific qPCR primer for TGOLN2
Sequence-based reagent s02800695_m1 ThermoFisher Scientific qPCR primer for HPRT1
Commercial assay or kit TaqMan RNA-to-CT 1-Step Kit ThermoFisher Scientific 4392938
Commercial assay or kit RNeasy Plus kit Qiagen 74,134
Commercial assay or kit In-Fusion HD Cloning Clontech Clontech:639,647
Software, algorithm saSPT Heckert et al., 2021 https://github.com/alecheckert/saspt Open-source software package used for extracting diffusion coefficients from single-particle trajectories.
Other JF549 dye conjugated with HaloTag ligand Luke Lavis Lab; Grimm et al., 2017 Promega: GA1110 Kind gift of Luke Lavis; also available commercially from Promega
Other JF646 dye conjugated with HaloTag ligand Luke Lavis Lab; Grimm et al., 2017 Promega: GA1120 Kind gift of Luke Lavis; also available commercially from Promega