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Sample GSM3895888 Query DataSets for GSM3895888
Status Public on Jan 14, 2020
Title 9652_RREshort
Sample type SRA
 
Source name gBlock
Organism Human immunodeficiency virus 1
Characteristics sample type: in vitro transcribed
molecule subtype: DMS-modified RNA
Treatment protocol DMS-treatment for RNA secondary structure analysis, between 0.2-2% DMS at 37C for 5 minutes
Extracted molecule total RNA
Extraction protocol DMS-treated cells were pelleted and resuspended in 1 mL Trizol, RNA was extracted by chloroform extraction and isopropanol precipitation.
3'Phosphorylation with rSAP, linker ligation with T4 RNA ligase truncated KQ, excess linker degraded with RecJ and 5'Deadenylase. rRNA was subtracted with RiboZero, and RT was performed with TGIRT-III. cDNAs were isolated by gelextraction on a 10% TBE-Urea gel and extracted by isopropanol precipitation. cDNAs were circularized with circLigase and amplified by PCR with phusion polymerase. PCR products were purified by gel extraction from an 8% TBE gel and isopropanol precipitation. Samples were quantified by Bioanalyzer.
 
Library strategy OTHER
Library source transcriptomic
Library selection other
Instrument model Illumina MiSeq
 
Data processing library strategy: DMS-MaPseq
Alignment with bowtie2 (2.3.4.1)
Read trimming (TrimGalore v0.4.1) and QC (FastQCv0.11.8)
DREEM Clustering (custom code available at https://gitlab.com/Corbin-Rouskin/RNA_structure/tree/gpu)
RNAstructure(v6.0.1) folding and VARNA (v3.93) visualization
Genome_build: GRCh38; HIV-1NL4-3 (Genbank accession number AF324493.1)
Supplementary_files_format_and_content: .sam files generated with bowtie2, .dot files generated by RNAstucture, _Mu.txt files produced by DREEM clustering algorithm. Multiple Mu files were generated for RREmutA and RREmutB by computationally mixing reads from the two samples in specified proportions in order to validate the ability of DREEM to accurately deconvolute the separate structures.
 
Submission date Jun 18, 2019
Last update date Jan 14, 2020
Contact name Silvi Rouskin
Organization name Whitehead Institute
Street address 455 Main Street
City Cambridge
State/province MA
ZIP/Postal code 02142
Country USA
 
Platform ID GPL23868
Series (1)
GSE131506 HIV-1 RNA structure and heterogeneity analysis
Relations
BioSample SAMN12085968
SRA SRX6087065

Supplementary file Size Download File type/resource
GSM3895888_9652_RREshort2_K2_Clusters_Mu.txt.gz 933 b (ftp)(http) TXT
SRA Run SelectorHelp
Raw data are available in SRA
Processed data provided as supplementary file

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