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Sample GSM4633645 Query DataSets for GSM4633645
Status Public on Jun 24, 2020
Title CENP-A_ChIP_rep3
Sample type SRA
 
Source name Red Blood Cells
Organism Xenopus laevis
Characteristics strain: J-strain
cell type: Red Blood Cells
chip antibody: X. laevis Rb-anti-CENP-A (Straight)
Treatment protocol no treatement conditions
Extracted molecule genomic DNA
Extraction protocol Nuclei were isolated from cells through dounce nuclear extraction, incubated with MNase (300U 30min RT). Soluble mononucleosomes were extracted and precleared prior to use as input for antibody pulldowns.
Sequencing libraries were prepared with the NEBNext Ultra II DNA Library prep kit (E7645) with up to 1µg of input or ChIP eluate DNA following the manufacturer’s protocol
 
Library strategy ChIP-Seq
Library source genomic
Library selection ChIP
Instrument model Illumina MiSeq
 
Data processing Remove PCR duplicates with BBtools Clumpify, bbmap v38.06
Trim adapters with trimmomatic, v0.38
Generate k-mers with KMC, v3.1.1
Identify CENP-A enriched k-mers
Align genome segments with enriched k-mers with bowtie2 v2.3.5
Align enriched k-mers with bowtie v1.2.2 with parameters -v 0 -a
Generate, sort ,index bam with Samtools, v1.9
Generate bigWig with deeptools, v2.5.7, -bs 5
Genome_build: X. laeivs v10.3
Supplementary_files_format_and_content: bigWig displaying mapping of CENP-A enriched k-mers
Supplementary_files_format_and_content: xla_v10.2_cen.bed: Bed file from the CENP-A ChIP dataset used in the analysis.
Supplementary_files_format_and_content: FCR_monomers.fa: FASTA file from the CENP-A ChIP dataset used in the analysis.
 
Submission date Jun 23, 2020
Last update date Nov 25, 2020
Contact name Owen Kabnick Smith
E-mail(s) smithok@stanford.edu
Organization name Stanford University School of Medicine
Department Biochemistry
Lab Straight
Street address 279 Campus Drive
City Stanford
State/province CA
ZIP/Postal code 94305
Country USA
 
Platform ID GPL22426
Series (1)
GSE153058 Identification and characterization of centromeric sequences in Xenopus laevis
Relations
BioSample SAMN15351295
SRA SRX8602697

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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