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Sample GSM7134712 Query DataSets for GSM7134712
Status Public on Oct 10, 2023
Title SLC16A11_C2 [ATAC-Seq]
Sample type SRA
 
Source name MEL1 (INSGFP/W)
Organism Homo sapiens
Characteristics cell line: MEL1 (INSGFP/W)
cell type: human embryonic stem cell
genotype: SLC16A11 knockout
treatment: beta-cell differentiation
time: Day 24
Extracted molecule genomic DNA
Extraction protocol 50,000 hESC-beta cells were washed them with 1000 μl of ice-cold PBS, and resuspended the pellets in 25 μl of ice cold 1X ATAC Buffer [20mM Tris-HCl (pH 7.4), 20mM NaCl and 6mM MgCl2]. We incubated the samples for 5 minutes on ice, thoroughly mixed in 25 μl of ice cold ATAC-Detergent-buffer [20mM Tris-HCl (pH 7.4), 20 mM NaCl and 6 mM MgCl2, 0.2% Igepal CA-630, 0.2% Tween 20 and 0.02% Digitonin, and continued incubating the samples on ice for another 3 minutes. After incubation, we centrifuged the samples and collected the pellets.
ATAC libraries for ATAC-seq were prepared according to Weill Cornell Medicine Epigenetics Core facility protocol <https://epicore.med.cornell.edu/services.php?option=atacseqdescription#seq> protocols.
 
Library strategy ATAC-seq
Library source genomic
Library selection other
Instrument model Illumina NovaSeq 6000
 
Data processing We trimmed adaptor sequences using CTA (v0.1.2; https://github.com/ParkerLab/cta).
We aligned the trimmed reads to the GRCh38 genome assembly using BWA-MEM v0.7.17-r1194 with the -M option (Li & Durbin 2009).
We called peaks using MACS2 v2.2.7.1 (Zhang et al. 2008) with options “--nomodel --shift -100 --extsize 200 -B --keep-dup all”.
We merged peaks across libraries, and then generated a master peak across libraries.
We quantified read counts per master peak per library and generated the raw read count matrix.
Assembly: GRCh38
Supplementary files format and content: tab-delimited text file include read counts per genomic peak region per sample
 
Submission date Mar 31, 2023
Last update date Oct 10, 2023
Contact name Shuibing Chen
E-mail(s) shuibing.chen@gmail.com
Phone 2127465431
Organization name Weill Cornell Medical College
Department Surgery
Street address A 827B, 1300 York Ave
City New York
State/province NY
ZIP/Postal code 10065
Country USA
 
Platform ID GPL24676
Series (2)
GSE228663 Functional interrogation of twenty Type 2 Diabetes-associated genes using isogenic hESC-derived β-like cells [ATAC-Seq]
GSE228665 Functional interrogation of twenty Type 2 Diabetes-associated genes using isogenic hESC-derived β-like cells
Relations
BioSample SAMN34031371
SRA SRX19839598

Supplementary data files not provided
SRA Run SelectorHelp
Raw data are available in SRA
Processed data are available on Series record

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