条形 isibhengezo-03

Imikhiqizo

Izakhi Zofuzo Ezivela Emvelweni

I-Evolutionary Genetics iyisevisi ephelele yokulandelana eyenzelwe ukunikeza incazelo eqondakalayo yokuvela kwezakhi zofuzo ngaphakathi kweqembu elikhulu labantu, ngokusekelwe ekuhlukeni kwezakhi zofuzo, okuhlanganisa ama-SNP, ama-InDels, ama-SV, nama-CNV. Le nsizakalo ihlanganisa konke ukuhlaziya okubalulekile okudingekayo ukuze kucaciswe ukushintsha kokuvela kwezakhi zofuzo kanye nezici zezakhi zofuzo zabantu, okuhlanganisa ukuhlolwa kwesakhiwo sabantu, ukuhlukahluka kwezakhi zofuzo, kanye nobudlelwano be-phylogenetic. Ngaphezu kwalokho, ihlola izifundo ngokugeleza kwezakhi zofuzo, okwenza kube lula ukulinganisa ubukhulu benani labantu kanye nesikhathi sokwehlukana. Izifundo zezakhi zofuzo eziguqukayo ziveza ukuqonda okubalulekile ngemvelaphi kanye nokuzivumelanisa kwezinhlobo.

Kwa-BMKGENE, sinikeza izindlela ezimbili zokwenza izifundo zezakhi zofuzo eziziphendukela kwemvelo kubantu abaningi: ukusebenzisa ukulandelana kwezakhi zofuzo eziphelele (i-WGS) noma ukukhetha indlela yokulandelelana kwezakhi zofuzo encishisiwe, i-Specific-Locus Amplified Fragment (SLAF) ethuthukiswe ngaphakathi endlini. Nakuba i-WGS ifanelana nama-genome amancane, i-SLAF ivela njengendlela engcono kakhulu yokufunda abantu abaningi abanama-genome amade, okunciphisa ngempumelelo izindleko zokulandelana.


Imininingwane Yesevisi

I-Bioinformatics

Imiphumela Yedemo

Izincwadi ezivelele

Izinzuzo Zesevisi

1Izakhi zofuzo eziziphendukela kwemvelo

UTakagi nabanye.,Ijenali yezitshalo, 2013

Ukuhlaziywa okuphelele kwe-bioinformatic:ukuvumela ukuqagela kokuhlukahluka kwezakhi zofuzo, okubonisa amandla okuziphendukela kwemvelo kwezinhlobo, kanye nokwembula ubudlelwano obuthembekile be-phylogenetic phakathi kwezinhlobo ngethonya elincane lokuziphendukela kwemvelo okuguquguqukayo kanye nokuziphendukela kwemvelo okuhambisanayo

Ukuhlaziywa okwenziwe ngokwezifiso okungakhethwa: njengokuqagela isikhathi sokwehluka kanye nesivinini ngokusekelwe ekushintsheni kwezinga le-nucleotide kanye nama-amino acid.

Ubuchwepheshe Obubanzi kanye namarekhodi okushicilela: I-BMKGene iqoqe ulwazi olukhulu kumaphrojekthi ofuzo lwabantu kanye nokuziphendukela kwemvelo iminyaka engaphezu kwengu-15, ihlanganisa izinkulungwane zezinhlobo, njll. futhi inegalelo kumaphrojekthi aphezulu angaphezu kwe-1000 ashicilelwe ku-Nature Communications, Molecular Plants, Plant Biotechnology Journal, njll.

● Ithimba le-bioinformatics elinekhono eliphezulu kanye nomjikelezo omfushane wokuhlaziya: ngesipiliyoni esihle ekuhlaziyweni kwe-genomics okuthuthukisiwe, ithimba le-BMKGene lihlinzeka ngokuhlaziya okuphelele ngesikhathi sokushintsha okusheshayo.

● Usekelo Lwangemva Kokuthengisa:Ukuzibophezela kwethu kudlulela ngale kokuqedwa kwephrojekthi ngesikhathi senkonzo yezinyanga ezintathu ngemuva kokuthengisa. Phakathi nalesi sikhathi, sinikeza ukulandelwa kwephrojekthi, usizo lokuxazulula izinkinga, kanye nezikhathi ze-Q&A ukuze kuxazululwe noma yimiphi imibuzo ehlobene nemiphumela.

Imininingwane Yesevisi kanye nezidingo

Uhlobo lokulandelana

Isikali sabantu esinconywayo

Isu lokulandelana kwezigaba

Izidingo ze-Nucleotide

Ukulandelana Kwezakhi Zofuzo Okuphelele

≥ abantu abangu-30, kanye nabantu abangu-≥ abayi-10 eqenjini ngalinye elincane

 

10x

Ukugxila: ≥ 1 ng/ µL

Inani eliphelele ≥ 30ng

Ukuwohloka noma ukungcola okulinganiselwe noma okungenakho

I-Specific-Locus Amplified Fragment (SLAF)

Ukujula kwethegi:

10x

Inani lamathegi:

<400 Mb: Kunconywa i-WGS

<1Gb: Amathegi angu-100K

1Gb

>2Gb: Amathegi angu-300K

Amathegi aphezulu angu-500k

Ukugxila ≥ 5 ng/µL

Inani eliphelele ≥ 80 ng

Ijeli le-Agarose: akukho noma ukuwohloka okulinganiselwe noma ukungcola

 

Ukugeleza Komsebenzi Wesevisi

Isampula ye-QC

Umklamo wokuhlola

ukulethwa kwesampula

Ukulethwa kwesampula

Ukulungiselela Umtapo Wolwazi

Ukwakhiwa komtapo wolwazi

Ukulandelana

Ukulandelana

Ukuhlaziywa kwedatha

Ukuhlaziywa kwedatha

Izinsizakalo Zangemva Kokuthengisa

Izinsizakalo zangemuva kokuthengisa


  • Okwedlule:
  • Olandelayo:

  • I-SLAF流程图 -8.4改-01

    Isevisi ifaka phakathi ukuhlaziywa kwesakhiwo sabantu (isihlahla se-phylogenetic, i-PCA, ishadi lokwahlukaniswa kwabantu), ukuhlukahluka kwabantu, kanye nokukhethwa kwabantu (ukungalingani kokuxhumana, ukukhethwa kokukhethwa kwezindawo ezizuzisayo). Isevisi ingahlanganisa nokuhlaziywa okwenziwe ngokwezifiso (isb. isikhathi sokwehluka, ukugeleza kwezakhi zofuzo).

    *Imiphumela yedemo eboniswe lapha yonke ivela kuma-genome ashicilelwe nge-BMKGENE

    1. Ukuhlaziywa kokuziphendukela kwemvelo kuqukethe ukwakhiwa kwesihlahla se-phylogenetic, isakhiwo sabantu kanye ne-PCA ngokusekelwe ekuhlukeni kwezakhi zofuzo.

    Umuthi we-phylogenetic umele ubudlelwano be-taxonomic kanye nokuziphendukela kwemvelo phakathi kwezinhlobo ezinokhokho ofanayo.
    I-PCA ihlose ukubona ngeso lengqondo ukusondelana phakathi kwabantu abangaphansi kwayo.
    Isakhiwo sabantu sibonisa ukuba khona kwenani elincane labantu elihlukile ngokwezakhi zofuzo ngokwemvamisa ye-allele.

    3-1 Umuthi we-Phylogenetic 3-2PCA 3-3Isakhiwo sabantu

    UChen, nabanye,I-PNAS, 2020

    2. Ukusula okukhethayo

    Ukuhlunga okukhethiwe kubhekisela enkambisweni lapho kukhethwa khona indawo enenzuzo futhi imvamisa yezindawo ezingathathi hlangothi ezixhunyiwe iyanda futhi lezo zezindawo ezingaxhunywanga ziyancipha, okuholela ekunciphiseni kwezindawo.

    Ukutholwa kwe-genome yonke ezindaweni ezikhethiwe zokusula kucutshungulwa ngokubala inkomba yezakhi zofuzo zabantu (π,Fst, Tajima's D) yazo zonke i-SNP ngaphakathi kwefasitela elishelelayo (100 Kb) esinyathelweni esithile (10 Kb).

    Ukuhlukahluka kwe-Nucleotide(π)
    4 Ukuhlukahluka kwe-Nucleotide(π)

    U-D kaTajima
    5Tajima's-D

    Inkomba yokulungisa (Fst)

    Inkomba ye-6Fixation (Fst)

    UWu, nabanye.,Isitshalo Se-Molecular, 2018

    3. Ukugeleza Kwezakhi Zofuzo

    7Ukugeleza kwezakhi zofuzo

    UWu, nabanye.,Isitshalo Se-Molecular, 2018

    4. Umlando wabantu

    8 Umlando wabantu

    UZhang, nabanye.,I-Ecology Yemvelo Nokuziphendukela Kwemvelo, 2021

    5. Isikhathi sokwehlukana

    9Isikhathi sokwehlukana

    UZhang, nabanye.,I-Ecology Yemvelo Nokuziphendukela Kwemvelo, 2021

    Hlola intuthuko eyenziwe yizinsizakalo ze-BMKGene zokuguqula izakhi zofuzo ngokusebenzisa iqoqo lezincwadi ezikhethiwe:

    Hassanyar, AK et al. (2023) 'Ukutholakala Kwezimpawu Zama-Molecular ze-SNP kanye Nezakhi Zofuzo Ezingakhethwa Ezihlobene Nokumelana Negciwane Le-Sacbrood ku-Apis cerana cerana Larvae Ngokulandelana Kwezakhi Zofuzo Eziphelele',Ijenali yomhlaba wonke yesayensi yama-molecular, 24(7). doi: 10.3390/IJMS24076238.

    UChai, J. et al. (2022) 'Ukutholwa kwensala enkulu yaseShayina yasendle, emsulwa ngofuzo kudala amathuba amasha okulondolozwa',Ucwaningo Lwezilwane, 2022, uMqulu 43, Udaba 3, Amakhasi: 469-480, 43(3), amakhasi 469–480. doi: 10.24272/J.ISSN.2095-8137.2022.101.

    UHan, M. et al. (2022) 'Iphethini ye-Phylogeographical kanye nomlando wokuguquka kwabantu bomdabu u-Elymus sibiricus L. e-Qinghai-Tibetan Plateau',Imingcele Yesayensi Yezitshalo, 13, ikhasi 882601. doi: 10.3389/FPLS.2022.882601/BIBTEX.

    UWang, J. et al. (2022) 'Ukuqonda kwe-genomic ekuguqukeni kwe-longan kusuka ekuhlanganisweni kwe-genome yezinga le-chromosome kanye ne-genomics yabantu yokuhlanganiswa kwe-longan',Ucwaningo Lwezolimo, 9. doi: 10.1093/HR/UHAC021.

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