Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Elix, CBI 2021, フォーカストセッション, はじめてのAI創薬とElixにおけ...

Elix
October 28, 2021

Elix, CBI 2021, フォーカストセッション, はじめてのAI創薬とElixにおける事例紹介

Elix

October 28, 2021
Tweet

More Decks by Elix

Other Decks in Science

Transcript

  1. 3FTUSJDUFE˜&MJY *OD ෼ࢠઃܭ 5 Image Source: Sanchez-Lengeling et al. (2018)

    Drug-likeͳ෼ࢠ͸ʙ1060ݸ ࣮ݧ/γϛϡϨʔγϣϯ ༧ଌϞσϧ ੜ੒Ϟσϧ
  2. $PQZSJHIU˜&MJY *OD"MMSJHIUTSFTFSWFE "*૑ༀϓϥοτϑΥʔϜ&MJY%JTDPWFSZ5.ͷओͳϞδϡʔϧ 6 Elix Predict Predict Properties of Molecule

    Suggest Promising Molecules Suggest Synthetic Routes Elix Create Elix Synthesize Properties Model Model Model
  3. ಛʹΑ͘༻͍ΒΕΔදݱํ๏ 8 • Fingerprint • ༷ʑͳछྨ͕ଘࡏ͢Δ͕ECFPͳͲ͕ಛʹ༗໊ • ֤Ϗοτ͕ಛఆͷߏ଄ʹରԠ • Collision͕ى͖ͯ͠·͏Մೳੑ͕͋Δ

    • InvertibleͰͳ͍ 
 • SMILES • Խ߹෺Λจࣈྻͱͯ͠දݱ • ҰͭͷԽ߹෺ʹରͯ͠Ұҙʹܾ·Βͳ͍ • Θ͔ͣʹҟͳΔԽ߹෺΋SMILESͱͯ͠͸େ͖͘มΘͬͯ͠·͏৔߹΋ 
 ʢԽ߹෺ͷsimilarityΛදݱ͢ΔΑ͏ʹσβΠϯ͞Ε͍ͯͳ͍ʣ 
 • Graph • Խ߹෺ΛϊʔυΛΤοδͱͯ͠දݱ • ࣗવͳදݱํ๏ʹࢥ͑Δ Image Source: Jin et al. (2018)
  4. $BTF4UVEZ$07*% 11 💊 Identi fi ed Drug Candidates Using AI

    https://arxiv.org/abs/2006.06523 Paper Media Active/Inactive Model FDA Approved Drugs Drug Repositioning
  5. λʔήοτͱσʔλ 12 • σʔληοτΛͲ͏͢Δ͔͕໰୊ • ৽͍͠΢ΠϧεͳͷͰ׆ੑʹؔ͢Δσʔλ͸౰વͳ͍ • RNA dependent RNA

    polymerase (RdRp) • ΄ͱΜͲͷRNA΢ΠϧεͰଘࡏ͍ͯ͠Δ • ׆ੑ෦Ґͷߏ଄͕ҟͳΔ΢ΠϧεͰ΋ࣅ͍ͯΔ • HCVɺϙϦΦ΢Πϧεɺσϯά΢ΠϧεɺΠϯϑϧΤϯβ΢ΠϧεͷRdRp ʹର͢Δ્֐׆ੑσʔλΛར༻Ͱ͖Δ • ਓମʹରԠ͢Δ΋ͷ͕ଘࡏ͠ͳ͍ͨΊɺ෭࡞༻͕ੜ͡ΔϦεΫΛܰݮ
  6. σʔλ 13 • ֶशηοτɺόϦσʔγϣϯηοτ • σʔλ਺ɿ1356 (׆ੑ͋Γɿ700, ׆ੑͳ͠ɿ656) • 80%ɿֶशηοτɺ20%ɿόϦσʔγϣϯηοτ

    • PubChem΍ChEMBL͔Βऔಘ • ׆ੑ஋ͱᮢ஋͔Β׆ੑ͋Γɾͳ͠ͷೋ஋ʹ෼ྨ 
 • ςετηοτ • ׆ੑ͋ΓɿલྟচRdRp્֐ࡎ 20ݸ • ׆ੑͳ͠ɿΩφʔθ્֐ࡎ 20ݸ
  7. $PQZSJHIU˜&MJY *OD"MMSJHIUTSFTFSWFE όʔνϟϧεΫϦʔχϯάͷ݁Ռ 19 • ߪೖՄೳͳ35ສԽ߹෺ʹର͠εΫϦʔχϯά • ZINC΍eMoleculesͳͲ 
 •

    ߜΓࠐΜͩ53ݸͷ͏ͪ34ݸ͕ಛڐऔಘࡁΈͷ΋ͷͩͬͨ 
 → ༗๬ͳԽ߹෺Λ͏·͘ߜΓࠐΊͨΛࣔ͢
  8. $PQZSJHIU˜&MJY *OD"MMSJHIUTSFTFSWFE ϝϯόʔ 21 🌏 ੈքத͔Β༏लͳϝϯόʔΛ࠾༻ • AIݚڀऀɺAIΤϯδχΞ • έϛετɺόΠΦϩδετ

    • ത࢜߸औಘऀଟ਺ • ӳޠެ༻ޠ 🇯🇵 🇭🇺 🇫🇷 🇦🇺 🇲🇾 🇰🇬 🇺🇸 🇳🇬 🇨🇭 🇧🇦 🇨🇴 🏢 ૑ۀऀ ݁৓৳࠸ɺPh.D 
 ڞಉ૑ۀऀɾCEO େٱอୡ໼ ڞಉ૑ۀऀɾCOO ౦ژʹू·ͬͯ࢓ࣄ Λ͍ͯ͠·͢ 📍