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Sample GSM3266819 Query DataSets for GSM3266819
Status Public on Jul 13, 2018
Title Control 2 [Ribo-Seq]
Sample type SRA
 
Source name Mouse embryonic fibroblasts
Organism Mus musculus
Characteristics cell type: fibroblasts
passage: passages 5-8
treatment: Si-Negative control transfection
Treatment protocol Si-RNA [Si-Negative control or Si-eIF1A (X+18)] tranfection was performed using Lipofectamine RNAimax
Growth protocol MEFs were grown in standard growth condition in 10 cm plates
Extracted molecule total RNA
Extraction protocol cell lysate was treated with Rnase I followed by ultracentrifugation according to Ingolia et al. 2012
purified RNA was processed to make ribosome profiling liberaries (Ingolia et al. 2012). Ribo-seq libraries were sequenced on HiSeq2500 High-Output instrument (Illumina) to yield 60 bp single-end reads
 
Library strategy OTHER
Library source transcriptomic
Library selection other
Instrument model Illumina HiSeq 2500
 
Description Ribosome protected RNA
Data processing Library strategy: Ribo-seq
Removing first base and adapter and keeping only sequences of length 20 to 50 (initial length 61) that had adapter, no trimming by quality. cutadapt -a CTGTAGGCACCATCAATAGATCGGAAGAGCACACGTCTGAACTCCAGTCAC --discard-untrimmed --times 1 -u 1 -m 20 -M 50
rRNA removal was done by bowtie to make fastq file with non-RNA sequences (bowtie run with parameter norc)
Filtering for reads of length 28-33 using cutadapt (-m 28 -M 33)
Mapping the reads to mm10 mouse using TopHat2 with parameters : --no-novel-juncs --library-type fr-firststrand
UTR and CDS gtf files were created from refseq gtf file, avoiding regions found in both files. HTSeq was used for the quantification (parameters -s yes -t exon -m intersection-nonempty). The option intersection-nonempty allows to assign junction reads to either the CDS or UTR, depending where most of read is placed.
Counts presented were normalized with DESeq2 (normalization was computed for the sum 5' UTR and CDS)
Genome_build: mm10
Supplementary_files_format_and_content: Ribo-Seq norm counts
 
Submission date Jul 12, 2018
Last update date Jul 13, 2018
Contact name Dena Leshkowitz
E-mail(s) dena.leshkowitz@weizmann.ac.il
Organization name Weizmann Institute of Science
Department Bioinformatics Unit, Life Sciences Core Facilities
Street address P.O.B. 26
City Rehovot
ZIP/Postal code 76100
Country Israel
 
Platform ID GPL17021
Series (2)
GSE116981 Cancer associated mutants of eIF1A impair Rps3/Rps10 binding and enhance scanning of cell cycle genes [Ribo-Seq]
GSE116983 Cancer associated mutants of eIF1A impair Rps3/Rps10 binding and enhance scanning of cell cycle genes
Relations
BioSample SAMN09645076
SRA SRX4383841

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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