๐Ÿ“Š ์—ผ์ฆ์„ฑ ์žฅ ์งˆํ™˜์˜ GWAS ๋งจํ•ดํŠผ ํ”Œ๋กฏ์„ qqman๊ณผ CMplot์œผ๋กœ ๊ทธ๋ ค๋ณด์„ธ์š”

11491 ๋‹จ์–ด RcmplotqqmanbioinformaticsGWAS




์ดˆ๋ณด์ž์— ์˜ํ•ด ํ•ด๋ณธ ๊ณ„์˜ ๊ธฐ์‚ฌ์ž…๋‹ˆ๋‹ค.

IBD(์—ผ์ฆ์„ฑ ์žฅ์งˆํ™˜ ํฌ๋ก ๋ณ‘ยท๊ถค์–‘์„ฑ ๋Œ€์žฅ์—ผ)์˜ GWAS ๋ฐ์ดํ„ฐ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋งจํ•ดํŠผ ํ”Œ๋กฏ์„ ๊ทธ๋ ค๋ด…๋‹ˆ๋‹ค.

๊ณ ๋ง™๊ฒŒ๋„, International Inflammatory Bowel Disease Genetics Consortium (IIBDGC) ์‚ฌ์ดํŠธ๋Š” GWAS ๋ฉ”ํƒ€ ๋ถ„์„ ๋ฐ์ดํ„ฐ๋ฅผ P- ๊ฐ’์œผ๋กœ ๊ฒŒ์‹œํ•ฉ๋‹ˆ๋‹ค. ์ด๊ฒƒ์„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
htps //w w. ์ด bd ๊ฒŒ๋„ค cs. rg/



๋‹ค์šด๋กœ๋“œ๊ฐ€ ์™„๋ฃŒ๋˜๋ฉด ์••์ถ•์„ ํ’‰๋‹ˆ๋‹ค.
R์„ Rstuio ๋“ฑ์œผ๋กœ ์‹œ์ž‘ํ•˜์—ฌ ํƒญ์œผ๋กœ ๊ตฌ๋ถ„๋œ ํŒŒ์ผ์„ ๋ฐ์ดํ„ฐ ํ”„๋ ˆ์ž„์œผ๋กœ ์ฝ์Šต๋‹ˆ๋‹ค.
ibd   <- read.table("EUR.IBD.gwas_info03_filtered.assoc", header=TRUE)
crohn <- read.table("EUR.CD.gwas_info03_filtered.assoc", header=TRUE)
uc    <- read.table("EUR.UC.gwas_info03_filtered.assoc", header=TRUE)

๊ฐ„๋‹จํ•˜์ง€๋งŒ ๊ฐ ํŒŒ์ผ์€ ์•ฝ 1GB์ด๋ฉฐ ์ฝ๊ธฐ๋งŒ์œผ๋กœ๋„ ์‹œ๊ฐ„์ด ๊ฑธ๋ฆฝ๋‹ˆ๋‹ค.
๋…ธํŠธ๋ถ PC ๋“ฑ์—์„œ ์‹คํ–‰ํ•˜๋Š” ๊ฒฝ์šฐ๋Š” htop ๋กœ ๋ฉ”๋ชจ๋ฆฌ ์‚ฌ์šฉ๋Ÿ‰์„ ๊ฐ์‹œํ•˜๋Š” ๊ฒƒ์ด ์ข‹์„์ง€๋„ ๋ชจ๋ฆ…๋‹ˆ๋‹ค.

qqman



์—ฌ๊ธฐ์—์„œ ์‚ฌ์šฉ๋ฒ•์ด ์„ค๋ช…๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค (๊ณต์‹)
htps : // c ๋ž€. rp ๋กœ์ง€ใ‡ct. ์˜ค rg / ใ‡ b / ๋น  c ๊ฒŒ s / q q / ใ‚” ใƒ g๋Š” s / q q. HTML
ํ•ด์„์œผ๋กœ ์œ ๋ช…ํ•œ ์•„๋ฉœ๋ฆฌ์˜ˆํ”„์˜ ๋ธ”๋กœ๊ทธ์—์„œ๋„ ์‚ฌ์šฉ๋ฒ•์ด ์†Œ๊ฐœ๋˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
h tps : // s fb ใŽ‰ g. ์•„๋ฉ” ์—ฃ f. jp/์—”ํŠธ๋ฆฌ/2018/05/15/173432
library(qqman)
manhattan(ibd,   main = "IBD Manhattan Plot", cex = 0.3, col = c("blue4", "orange3"))
manhattan(crohn, main = "CD Manhattan Plot", cex = 0.3, col = c("blue4", "orange3"))
manhattan(uc,    main = "UC Manhattan Plot", cex = 0.3, col = c("blue4", "orange3"))

๋””ํดํŠธ์—์„œ๋Š”, ์กฐ๊ธˆ ๋‹ท์˜ ์‚ฌ์ด์ฆˆ๊ฐ€ ์ปค์ง€๋ฏ€๋กœ, cex=0.3 (์„)๋ฅผ ์ง€์ •ํ•ด ์ž‘๊ฒŒ ํ•ด ๋ณด์•˜์Šต๋‹ˆ๋‹ค. ์ƒ‰์ƒ์€ ํŠœํ† ๋ฆฌ์–ผ์„ ๋”ฐ๋ผ ๋ธ”๋ฃจ์™€ ์˜ค๋ Œ์ง€ ์–ผ๋ฃฉ๋งํ–ˆ๋‹ค.





(ํ•œ ๊ทธ๋ž˜ํ”„์˜ ๋ฌ˜์‚ฌ์— 30๋ถ„ ์ •๋„ ์‹œ๊ฐ„์ด ๊ฑธ๋ฆฝ๋‹ˆ๋‹ค)

<๋ถˆํ‰ํ˜• ์ด์•ผ๊ธฐ>

QQ ํ”Œ๋กฏ ๋„ ๊ทธ๋ ค ๋ด…์‹œ๋‹ค.
qq(ibd$P, main = "IBD")
qq(crohn$P, main = "CD")
qq(uc$P, main = "UC")



CMplot



htps : // ๊ธฐ์ฃผ b. ์ฝ” m/Y์ธใƒใƒ/R-CMpใ‰t
CM ํ”Œ๋กฏ์€ ๋ถ„๋ช…ํžˆ ๋ฐ์ดํ„ฐ ํ”„๋ ˆ์ž„์˜ ์—ด์„ ๋ฏธ๋ฆฌ ์ •ํ•ด์ง„ ์ˆœ์„œ๋Œ€๋กœ ์ธ์‹ํ•˜๊ณ  ์žˆ๊ธฐ ๋•Œ๋ฌธ์— ์ˆœ์„œ๋Œ€๋กœ ์ •๋ ฌํ•ฉ๋‹ˆ๋‹ค. ์˜ต์…˜์„ ๋ถ™์ด์ง€ ์•Š๊ณ  ์‹คํ–‰ํ•˜๋ฉด ์ด๋Ÿฐ ๋Š๋‚Œ์ด๊ตฐ์š”.
library(CMplot)
ibd2   <-    ibd[,c("SNP", "CHR", "BP", "P")]
CMplot(ibd2)

IBD






Crohn






์šฐ C






์ด ๊ธฐ์‚ฌ๋Š” ์ด์ƒ์ด์ง€๋งŒ IBD ๋ฐ์ดํ„ฐ ์‹œ๋ฆฌ์ฆˆ๋Š” ์ข€ ๋” ๊ณ„์† ๋  ์˜ˆ์ •์ž…๋‹ˆ๋‹ค.

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