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Sample GSM3311638 Query DataSets for GSM3311638
Status Public on Mar 14, 2019
Title EV_B4Rep3
Sample type SRA
 
Source name root protoplasts
Organism Arabidopsis thaliana
Characteristics organ: root
ecotype: Col-0
treatments: Nitrogen, Cycloheximide, Dexamethasone
age: 10 days
transfection: empty vector
Treatment protocol Protoplasts were isolated from root tissue and transfected with expression vector. The following morning protoplasts were treated with 60 mM nitrogen (20 mM KNO3 + 20 mM NH4NO3), 35 uM cycloheximide and 10uM dexamethasone
Growth protocol Arabidopsis seedlings grown on vertical plates containing MS basal media w/o C or N, 1% sucrose and 1mM KNO3
Extracted molecule polyA RNA
Extraction protocol Approximately 10,000-20,000 cells were FACS sorted into RLT buffer and frozen. Total RNA was extracted using the RNeasy Micro Kit (Qiagen) with on-column DNase treatment. mRNA was purified using Dynabeads Oligo (dT).
Libraries were prepared using the NEBNext Ultra RNA Library Prep Kit for Illumina. Final quantity was determined using the DNA TapeStation and KAPA Library Quant qPCR.
 
Library strategy RNA-Seq
Library source transcriptomic
Library selection cDNA
Instrument model Illumina NextSeq 500
 
Data processing Raw reads were trimmed to remove low quality bases (q<10) and adapter contamination.
Gene expression levels were determined by aligning reads to the Arabidopsis thaliana genome (TAIR10) using the TopHat (v2) package and estimating read counts by the GenomicFeatures/Alignments package.
Genes responding significantly (FDR adjusted p-val <0.05) to each of the "N-early response" TFs relative to the empty vector control were identified using DESeq2 with a ~TF+Batch model.
Genome_build: TAIR10
Supplementary_files_format_and_content: Read counts output from GenomicFeatures/Alignments package
 
Submission date Jul 30, 2018
Last update date Mar 15, 2019
Contact name Matthew D. Brooks
Organization name USDA
Department GCPRU
Street address 1201 W Gregory Drive
City Urbana
State/province Illinois
ZIP/Postal code 61801
Country USA
 
Platform ID GPL19580
Series (1)
GSE117857 Genome-wide validation of the direct regulated targets for 33 nitrogen-early response transcription factors
Relations
BioSample SAMN09739257
SRA SRX4485066

Supplementary file Size Download File type/resource
GSM3311638_EV_B4Rep3.csv.gz 122.3 Kb (ftp)(http) CSV
SRA Run SelectorHelp
Raw data are available in SRA
Processed data provided as supplementary file

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