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Due to system maintenance, the application system, application review by the Data Access Committee will be unavailable during the following period.
Schedule: October 5th (Mon), 2026, 9:00 - October 7th (Wed), 2026, 15:00 (JST)
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We are currently receiving a large number of applications for data submission, and the review process is taking longer than usual.We sincerely apologize for the delay and kindly ask for your understanding. When submitting an application, we would greatly appreciate it if you could allow sufficient time for the processing.

Following a change to our organizational structure effective April 1, 2026, this division has been renamed from the "Database Center for Life Science, Joint Support-Center for Data Science Research" to the "Database Division for Life Science (DBCLS), BioData Science Initiative (BSI), National Institute of Genetics (NIG)". Where the former name still appears in the guidelines, please read it as the new name.

Dataset ID

JGAD000238

Type of data
GWAS for skin tanning ability of 9,187 participants
Access criteria
Controlled-access (Type I)
Total data volume
486 MB
File formats
  • TXT
Research
hum0164
Date published
2020-09-28
Date modified
2020-11-18
DDBJ Search
JGAD000238 (opens in a new tab)
JGA Study
JGAS000160 (opens in a new tab)

Unrestricted-access files linked to this dataset

Download the URL list
FileLabelSizeCopy URL
hum0164_header.xlsxDictionary file for JGAD00023811.0 KB

Analysis method

Genotyping by array

Materials and participants
9,187 participants of Tohoku Medical Megabank Organization cohort study
  • Subject count
    9187 (Individual)
  • Cohort
    Tohoku Medical Megabank
  • Population
    Japanese
Sample description
DNAs extracted from peripheral blood cells
  • Tissue
    Peripheral blood
  • Tumor / normal
    Normal
Sample provider
N/A
Experimental method
Genotyping by array
Target
N/A
Reagent kit
HumanOmniExpressExome BeadChip Kit
Platform
Illumina HumanOmniExpressExome
Reference genome
GRCh37
QC and filtering
Sample: Call rate > 0.98
SNP: HWE P < 0.0001, MAF < 0.01, Missing rate > 0.05
Analysis method
GenCall software (GenomeStudio)
Variant count
6,193,994 SNPs
Processed data type
GWAS summary statistics
Data summary
GWAS_summary_statistics_JST_Combined_set.txt.gz: GWAS summary statistics of Japanese Skin Type for 9,187 Japanese individuals in Miyagi and Iwate prefectures
GWAS_summary_statistics_JST_Miyagi.txt.gz: GWAS summary statistics of Japanese Skin Type for 4,475 Japanese individuals in Miyagi prefecture
GWAS_summary_statistics_JST_Iwate.txt.gz: GWAS summary statistics of Japanese Skin Type for 4,712 Japanese individuals in Iwate prefecture
Data use policy
NBDC data sharing policy (JGAP000001)