Assembly Biosciences, Inc. · NASDAQ:ASMB

Assembly Biosciences — RBC Capital Markets 2016 Healthcare Conference

22 slides from Assembly Biosciences's conference presentation, Feb 24, 2016

  1. Slide 1: Assembly Biosciences RBC Capital Markets 2016 Healthcare Conference

    Assembly Biosciences Nasdaq: ASMB February 2016 RBC Capital Markets 2016 Healthcare Conference

  2. Slide 2: Cautionary Note Regarding Forward-Looking Statements

    C autionary Note Regarding Forward - Looking Statements The information in this presentation contains estimates and other forward - looking statements regarding future events, including statements about the therapeutic potential of our HBV and CDI programs, timing of the initiation of our planned cl

  3. Slide 3: Investment Highlights

    Investment Highlights An integrated i nfectious disease company Focus on infectious diseases  Developing best - in - class small molecules for the treatment of chronic hepatitis B (HBV)  Platform for developing drug - like oral microbiotic (MB) therapeutics World class team  Proven leadership tea

  4. Slide 4: Experienced Scientific & Leadership Team

    Experienced Scientific & Leadership Team Proven leadership team producing successful companies & drugs for the past 30+ years Derek A. Small President & CEO Richard Colonno, PhD Chief Science Officer Uri Lopatin , MD CMO & VP R&D Thomas Rollins Chief Development Officer Head of Microbiome Lee Arnold

  5. Slide 5: HBV-Cure Program

    Va an eer _ ——\ (A) HBV-Cure Program ZZ ASSSmme ly biosciences

  6. Slide 6: HBV Opportunity: More Patients Diagnosed/Treated

    HBV Opportunity: More Patients Diagnosed/Treated  ~ 240M chronically infected globally – 90M in China (top 5 health priority for s FDA ); > 10M EU; ~ 2M in USA (1) – Current standard of care is not curative in >90% of patients, yet represents >$1B/year market globally and is expected to grow signif

  7. Slide 7: HBV Core Protein: Required Throughout Lifecycle

    HBV Core Protein: Required Throughout Lifecycle  HBV Core protein ( Cp ) is a non - enzymatic viral protein with no human homologue and is involved in entire HBV viral lifecycle (upstream & downstream) – Believed to play a critical role i n the generation and maintenance of cccDNA – R equired for c

  8. Slide 8: ASMB Goal: Curative Therapy for HBV

    ASMB Goal: Curative Therapy for HBV  Current therapies are inadequate – Interferons have poor tolerability, efficacy and are not an option for many patients – Polymerase inhibitors are highly effective in inhibiting viral replication and driving viral loads to undetectable levels, but low level vir

  9. Slide 9: Lead Candidate: AB-V101 to Prevent cccDNA

    Lead Candidate: AB - 101 to Prevent cccDNA  Strong patent position on CpAMs (Core protein Allosteric Modifiers ) compositions and uses for HBV  Potent lead series – Alters Cp oligomer conformation • Reduces pgRNA packaging • Inhibits rcDNA formation • Reduces rcDNA delivery to nucleus – Prevents s

  10. Slide 10: ASMB Hepatitis B Pipeline

    ASMB Hepatitis B Pipeline 2016 2017 Hepatitis B program AB - V101 ( CpAM 1 st Generation) AB - V102 ( CpAM 2 nd Generation) AB - V201 (upstream) AB - V202 ( upstream) AB - V301 (novel target) Phase 1a/1b IND enabling s tudies Phase 1a/1b IND enabling studies Lead Optimization IND enabling studies Le

  11. Slide 11: Microbiome Program

    >) (1) Microbiome Program assembly iosciences "1

  12. Slide 12: Our Microbiome Program Vision

    Our Microbiome Program Vision Strain Selection Development & Manufacturing Targeted Drug Delivery 12 Best - in - class microbiome program with a fully - integrated platform to deliver drug products across multiple indications and therapeutic categories

  13. Slide 13: The ASMB Approach: 'Druggable' Microbes

    The ASMB A pproach: ‘ Druggable ’ Microbes  Problem: FMT is a procedure not a product  Solution: Replace FMT with oral microbiotic therapy comprised of GMP mono - cultured bacteria Strain Selection Development & Manufacturing Targeted Drug Delivery Proprietary & scientifically rigorous strain s el

  14. Slide 14: Gemicel: Providing Direct Delivery to Colon

    Gemicel ™: Providing Direct Delivery to Colon Our proprietary targeted delivery technology enables direct treatment in the colon Controlled release p latform Targeted d elivery Second inner c oated for bolus release of drug A in right colon First outer c oated for bolus release of drug A in ileum •

  15. Slide 15: Human Scintigraphy Study: Gemicel POC

    Human Sc inti g r aphy Study: Gemicel TM POC ASMB presented the bolus release demonstrated in ileum and colon in Jan 2016 P atient Representative data: Sm - 153 • Presented at the 5th Drug Formulation, Solubility & Bioavailability Summit, January 25 - 27, 2016 15 Figure: images of human Gemicel ™ ga

  16. Slide 16: ASMB Strain Selection: Any Relevant Phyla

    ASMB Strain Selection: Any R elevant Phyla Non - Spore F ormers Spore Formers SILVA http://www.arb - silva.de/ rRNA gene database Broad capabilities provide more tools as options for complex diseases 16 Our d iscovery and manufacturing engine , combined with Gemicel ™ allows ASMB to use multiple phy

  17. Slide 17: Potential Microbiome Opportunities

    Strain Selection Development & Manufacturing Targeted Drug Delivery Potential Microbiome Opportunities Infectious Disease • CDI (FIRST INDICATION) • Antibiotic resistant organisms Gastro • IBD • Crohn's • Ulcerative Colitis • IBS Metabolic Disease • Obesity • Diabetes CNS • Psychiatric • Neurodegene

  18. Slide 18: C. Difficile: #1 Hospital Acquired Infection in US

    Dubberke 2012 Ghantoii 2010 National Action Plan for Combating R esistant B acteria: March 2015 Leffler DA, Lamont JT. N Engl J Med 2015;372:1539 - 1548 C. Difficile: #1 Hospital Acquired Infection in US Most common nosocomial infection in U.S D eaths annually E conomic impact in US alone C ost per

  19. Slide 19: AB-M101 Oral Capsules for Recurrent CDI

     Efficacy : AB - M101 oral capsules will incorporate select strains of vegetative bacteria to achieve similar efficacy and safety as FMT in the treatment of rCDI – We believe that a therapy including both spore and non - spore forming bacteria, delivered specifically to the lower GI tract, can be b

  20. Slide 20: ASMB Microbiome Pipeline

    ASMB Microbiome Pipeline Lead program for recurrent rCDA projected to enter Phase 1 b in 2H 2016 2016 2017 Microbiome Program AB - M101 (Recurrent C.Diff ) AB - M102 (new indication) AB - M103 (new indication) Gemicel TM (oral delivery) Strain Library & Inventory IND enabling Phase 1b Phase 2/3 IND

  21. Slide 21: Financial Summary

    Financial Summary 21 Strong Base of Biotech Investors Baker Brothers Nasdaq ASMB Cash, cash equivalents & marketable securities ~$97M as of September 30, 2015 Shares outstanding ~17.2M Fully diluted ~20.4M

  22. Slide 22: Investment Summary

    Investment Summary  Experienced team with proven track record  HBV platform : D eveloping oral small molecules for HBV cure – L ead product anticipated to begin Phase 1 in 2H 2016 – O ther molecules to follow – Primary focus on modulating HBV Core Protein, provides an opportunity to: • Prevent new

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