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. Author manuscript; available in PMC: 2023 Aug 21.
Published in final edited form as: Cell Rep. 2023 Jul 11;42(7):112803. doi: 10.1016/j.celrep.2023.112803

KEY RESOURCES TABLE.

REAGENT or RESOURCE SOURCE IDENTIFIER

Antibodies

H3K27me3 Cell Signaling Cat#9733; RRID: AB_2616029
H2AK119ub Cell Signaling Cat#8240; RRID: AB_10891618
RING1B Cell Signaling Cat#5694; RRID: AB_10705604
CBX7 Abcam Cat#ab21873; RRID: AB_726005
DEDAF (RYBP) Millipore Cat#AB3637; RRID: AB_11213333
JHDM1B (KDM2B) Millipore Cat#09–864; RRID: AB_10806072
EZH2 Cell Signaling Cat#5246; RRID: AB_10694683
MTF2 Proteintech Cat#16208–1-AP; RRID: AB_2147370
JARID2 Cell Signaling Cat#13594; RRID: AB_2798269

Chemicals, peptides, and recombinant proteins

Heparin Sodium Salt Sigma-Aldrich Cat#H3149
FGF4 Recombinant Human Protein Gibco Cat#PHG0154
RPMI 1640 Gibco Cat#11875093
DMEM, high glucose, sodium pyruvate Gibco Cat#11995073
Fetal Bovine Serum, qualified Gibco Cat#26140079
Penicillin-Streptomycin Gibco Cat#15140122
L-glutamine Gibco Cat#25030081
MEM Non-essential Amino Acids Gibco Cat#11140050
Sodium Pyruvate Gibco Cat#11360070
β-mercaptoethanol Sigma-Aldrich Cat#63689
LIF Lif-1Cα/COS-conditioned ESC media N/A
Trypsin-EDTA, phenol red Gibco Cat#2520072
LipoFectamine 3000 Invitrogen Cat#L3000015
10X Phosphate-Buffered Saline (PBS) Corning Cat#46–013-CM
Pierce 16% Formaldehyde Thermo Scientific Cat#28906
37% Formaldehyde Fisher Scientific Cat#BP531–500
TRIzol Reagent Invitrogen Cat#15596026
Chloroform Fisher Scientific Cat#BP1145–1
25:24:1 Phenol:Chloroform:Isoamyl Alcohol Sigma-Aldrich Cat#6805
Protein A/G PLUS Agarose Beads Santa Cruz Biotechnology Cat#sc-2003
AMPure XP Beads Beckman Coulter Cat#A63880
Dynabeads M-280 Streptavidin Invitrogen Cat#11205D
Dynabeads MyOne Streptavidin C1 Invitrogen Cat#65002
Ribonuclease A (RNase A) from bovine pancreas Sigma-Aldrich Cat#R4642
Proteinase K Solution Bioline Cat#BIO-37084
Proteinase K (Fungal) Invitrogen Cat#25530015
Linear Acrylamide Invitrogen Cat#AM9520
Choice Taq Denville Cat#CB4050–2
Phusion High-Fidelity DNA Polymerase New England Biolabs Cat#M0530S
Biotin-16-dUTP Roche Cat#11093070910
Terminal Deoxynucleotidyl Transferase Thermo Scientific Cat#EP0161
Klenow Fragment (3'->5' exo) New England Biolabs Cat#M0212S

dATP Solution Invitrogen Cat#10–216-018

Critical commercial assays

Neon Transfection System 100μL Kit Invitrogen Cat#MPK10025
QIAquick Nucleotide Removal Kit Qiagen Cat#28304
Zymo Research RNA Clean & Concentrator Zymo Research Kit Cat#50–125-1669
Arima-HiC + Kit Arima Genomics Cat#A510008
KAPA RNA HyperPrep with RiboErase Roche/KAPA Biosystems (HMR) Cat#KK8561
NEBNext End Repair Module New England Biolabs Cat#E6050S
Quick Ligation Kit New England Biolabs Cat#M2200S
NEBNext High-Fidelity 2X PCR Master Mix New England Biolabs Cat#M0541S
High-Capacity cDNA Reverse Transcription Kit Applied Biosystems Cat#4368814
iTaq Universal SYBR Green Supermix Bio-Rad Cat#1725125
PureLink HiPure Plasmid Midiprep Kit Invitrogen Cat#K2100004

Deposited data

Raw and analyzed sequencing data This study; see Table S4 GEO: GSE217262
Mouse reference genome NCBI build 37, NCBI37/mm9 Genome Reference Consortium https://www.ncbi.nlm.nih.gov/grc/mouse
Variant sequence data Sanger Institute https://www.sanger.ac.uk/data/mouse-genomes-project/

Experimental models: Cell lines

Mouse: C/B and B/C trophoblast stem cells This study N/A
Mouse: E14 embryonic stem cells This study N/A
Mouse: DR4 embryonic fibroblast cells ATCC Cat#SCRC-1045

Oligonucleotides

CRISPR-Cas9 sgRNAs, see Table S5 This study N/A
Genotyping PCR primers, see Table S5 This study N/A
qPCR primers, see Table S5 This study N/A

Recombinant DNA

PB_tre_dCas9_VP160 vector Schertzer et al.55 Cat#126031;https://doi.org/10.1261/rna.068932.118
PB_tre_Cas9 vector Schertzer et al.55 Cat#126029;https://doi.org/10.1261/rna.068932.118
PB_rtTA_BsmBI vector Schertzer et al.55 Schertzer et al.55 Cat#126028;https://doi.org/10.1261/rna.068932.118
pUC19-piggyBac transposase Schertzer et al.55 https://doi.org/10.1261/rna.068932.118

Software and algorithms

Custom Scripts This study https://github.com/aki-kb/calabrese_lab/tree/main/braceros_airn_2023;https://doi.org/10.5281/zenodo.7988247
Juicer/Juicebox (v1.5.6) Durand et al.27,28 https://github.com/aidenlab/juicer;https://github.com/aidenlab/Juicebox
Juicer Tools (v1.9.9) Durand et al.27 https://github.com/aidenlab/juicer
HiCExplorer (v3.7.2) Wolff et al.,56 Ramirez et al.57 https://hicexplorer.readthedocs.io/en/latest
Bowtie2 (v2.4.5) Langmead and Salzberg58 http://bowtie-bio.sourceforge.net/bowtie2/index.shtml
STAR (v2.7.9a) Dobin et al.58 https://github.com/alexdobin/STAR

Samtools (v1.16) Li et al.59 https://github.com/samtools/samtools
Bedtools (v2.30) Quinlan and Hall60 https://bedtools.readthedocs.io/en/latest
Significant Peak Interaction (SIP; v1.5) Rowley et al.43 https://github.com/PouletAxel/SIP
MACS2 (v2.1.2) Zhang et al.61 https://github.com/taoliu/MACS
Subread: featureCounts (v1.6.3) Liao et al.62 http://subread.sourceforge.net
RStudio (v4.2.0) N/A https://posit.co/products/open-source/rstudio
ggplot2, ggpubr (v3.3.5) Wickham63 https://ggplot2.tidyverse.org
GraphPad Prism (v9.4.1) N/A https://www.graphpad.com

Other

Vibra-Cell™ VCX 130 Sonicator & 6mm Probe Sonics Cat#H-1002–2
Bioruptor® Plus sonication device Diagenode Cat#B01020001