Modularisation of novel multi-enzyme cascades and synthesis strategy development

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1. Verfasser: Fischöder, Thomas (VerfasserIn)
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Veröffentlicht: Aachen [2019]
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adam_text CHAPTER 1: INTRODUCTION ...................................................................................................... -1 - 1.1 CARBOHYDRATES, GLYCANS AND GLYCOCONJUGATES: CARRIER OF COMPLEX 3D INFORMATION PATTERN ............................................................................................ - 2 - 1.2 LELOIR-G LYCOSYITRANSFERASES : VALUABLE CONSTRUCTORS OF DIVERSITY ....................... - 5 - 1.3 NUCLEOTIDE SUGARS: THE ESSENTIAL BUILDING BLOCKS ............................................ - 8 - 1.4 MODULAR DESIGN: A POWERFUL CONCEPT ............................................................... -11- 1.5 GALECTINS: IMPORTANT MEDIATORS AND DECODER OF THE GLYCO-INFORMATION PATTERN ............................................................................................................. -11 - 1.6 HMOS: SO MUCH MORE THAN JUST NUTRITION ........................................................ -13- 1.7 AIMS AND OUTLINE OF THIS THESIS .......................................................................... -17 - 1.8 REFERENCES ....................................................................................................... -19- CHAPTER 2: REPETITIVE BATCH MODE FACILITATES ENZYMATIC SYNTHESIS OF THE NUCLEOTIDE SUGARS UDP-GAL, UDP-GICNAC AND UDP-GALNAC ON A MULTI-GRAM SCALE ...................................................................... - 31 - 2.1 ABSTRACT ............................................................................................................ -32- 2.2 INTRODUCTION ....................................................................................................... -32- 2.3 RESULTS AND DISCUSSION .................................................................................... - 35 - 2.3.1 MP-CE BASED STY OPTIMIZATION OF THE NOVEL ENZYME MODULE (EM UDP-HEXNAC) ................................................................................................. - 35 - 2.3.2 A NOVEL REPETITIVE BATCH WORKFLOW FOR AN EFFICIENT NUCLEOTIDE SUGAR PRODUCTION ........................................................................................................ - 36 - 2.3.3 SUBSTRATE AND PRODUCT ACCUMULATION DURING THE SYNTHESIS WORKFLOW ............ - 38 - 2.3.4 EFFECTIVE SYNTHESIS OF NUCLEOTIDE SUGARS IN AN APPLICATION-BASED WORKFLOW ........................................................................................................... - 39 - 2.3.5 CRITICAL COMPARISON WITH CHEMICAL SYNTHESIS STRATEGIES ................................ - 47 - 2.4 CONCLUSION ...................................................................................................... - 48 - 2.5 MATERIALS AND METHODS ................................................................................... - 49 - 2.5.1 RECOMBINANT ENZYME PRODUCTION AND PURIFICATION ........................................ - 49 - 2.5.2 MULTIPLEXED CAPILLARY ELECTROPHORESIS (MP-CE) WITH UV-VIS DETECTION ........ - 50 - 2.5.3 ACTIVITY ASSAY FOR RECOMBINANT KINASES AND PYROPHOSPHORYLASES ................ - 50 - 2.5.4 REPETITIVE BATCH SYNTHESIS OF UDP-GAL (20 ML SCALE) .................................. - 51 - 2.5.5 REPETITIVE BATCH SYNTHESIS OF UDP-GICNAC AND UDP-GALNAC (20 ML SCALE) ............................................................................................................... - 51 - 2.5.6 REPETITIVE BATCH SYNTHESIS OF UDP-GALNAC (200 ML SCALE) ........................ - 52 - 2.5.7 ESI-MS PRODUCT VERIFICATION ............................................................................ - 52 - 2.5.8 AVERAGE YIELD CALCULATION ............................................................................... - 52 - 2.6 CONTRIBUTIONS ................................................................................................... - 52 - 2.7 REFERENCES ..................................................................................................... - 53 - CHAPTER 3: ENZYMATIC SYNTHESIS OF N-ACETYILACTOSAMINE (LACNAC) TYPE 1 OLIGOMERS AND CHARACTERIZATION AS MULTIVALENT GALECTIN LIGANDS ............ - 57 - 3.1 ABSTRACT ............................................................................................................ -58- 3.2 INTRODUCTION ....................................................................................................... -58- 3.3 RESULTS AND DISCUSSION .................................................................................... - 60 - 3.3.1 NOVEL ENZYME MODULE P3GALT (EM |33GALT) FOR AN EFFICIENT GLYCAN TAILORING ............................................................................................................. - 60 - 3.3.2 TAILORING NEO- GLYCOPROTEINS ............................................................................. - 65 - 3.3.3 GALECTIN BINDING STUDIES USING THE NOVEL NEO- GLYCOPROTEINS ......................... - 68 - 3.4 CONCLUSION ........................................................................................................ -70- 3.5 MATERIALS AND METHODS ..................................................................................... - 70 - 3.5.1 ENZYMATIC SYNTHESIS OF UDP-GAL AND UDP-GICNAC AND THEIR ANALYSIS ......... - 70 - 3.5.2 CLONING OF A NOVEL DESIGNED P3-GALT FUSION CONSTRUCT ................................. - 71 - 3.5.3 PREPARING HUMAN GALECTINS AND RECOMBINANT ENZYMES ................................ - 71 - 3.5.4 CONDITIONS OF THE ENZYME ACTIVITY ASSAYS ....................................................... - 72 - 3.5.5 POLY- LACNAC TYPE 1 OLIGOMER SYNTHESIS IN A ONE-POT APPROACH ................... - 73 - 3.5.6 POLY- LACNAC TYPE 1 OLIGOMER TAILORING IN A SEQUENTIAL MODE ........................ - 73 - 3.5.7 HPLC AND ESI-MS ANALYSIS ............................................................................ -74 - 3.5.8 TAILORING NOVEL NEO-GLYCOPROTEINS .................................................................... - 74 - 3.5.9 BINDING ASSAYS AND STATISTICAL EVALUATION FOR GAL-3 AND GAL-3A ................... - 75 - 3.6 CONTRIBUTIONS ..................................................................................................... - 76 - 3.7 REFERENCES ....................................................................................................... - 76 - CHAPTER 4: ENZYMATIC CASCADE SYNTHESIS PROVIDES NOVEL LINEAR HUMAN MILK OLIGOSACCHARIDES AS REFERENCE STANDARDS FOR XCGE-LIF BASED HIGH-THROUGHPUT ANALYSIS ....................................................... - 81 - 4.1 ABSTRACT ............................................................................................................ -82- 4.2 INTRODUCTION ....................................................................................................... - 82 - 4.3 RESULTS AND DISCUSSION .................................................................................... - 84 - 4.3.1 SEMI-SEQUENTIAL ONE-POT SYNTHESIS OF LONG-CHAINED HMOS LIKE OLIGOMERS .......................................................................................................... - 84 - 4.3.2 EVALUATION OF NOVEL OLIGOMERIC STRUCTURES ....................................................... - 86 - 4.3.3 DETECTING LOW ABUNDANT OLIGOSACCHARIDES OF LARGER CHAIN LENGTH ................. - 88 - 4.3.4 CRITICAL RESULT VALUATION WITH THE LITERATURE STATE FOR ALTERNATIVE SYNTHETIC ROUTES ................................................................................................................ - 90 - 4.4 CONCLUSION ........................................................................................................ -91- 4.5 MATERIALS AND METHODS ..................................................................................... - 92 - 4.5.1 PREPARING RECOMBINANT ENZYMES ..................................................................... - 92 - 4.5.2 CE-LIF METHOD ....................................................................... -92- VI 4.5.3 ENZYME ACTIVITY ASSAY USING UNMODIFIED SUBSTRATES ...................................... - 92 - 4.5.4 CE-LIF SAMPLE PREPARATION ........................................................................... - 92 - 4.5.5 GICNAC TERMINATED LNNT OLIGOMER SYNTHESIS (UNEVEN) ................................ - 93 - 4.5.6 P4GAL TERMINATED LNNT OLIGOMER SYNTHESIS (EVEN) ...................................... - 93 - 4.5.7 P3GAL TERMINATED LNT OLIGOMER SYNTHESIS (EVEN) ........................................ - 93 - 4.5.8 XCGE-LIF METHOD ........................................................................................... - 94 - 4.5.9 SPECIFIC EXOGLYCOSIDASE DIGEST ....................................................................... - 94 - 4.5.10 IN-DEPTH SAMPLE CLEAN-UP BY COTTON HILIC-SPE ............................................ - 95 - 4.5.11 MASS SPECTROMETRY (MALDI-TOF) .................................................................. - 95 - 4.5.12 HPLC-ELDS/UV/ESI-MS ................................................................................ - 95 - 4.6 CONTRIBUTIONS ................................................................................................... - 96 - 4.7 REFERENCES ...................................................................................................... - 96 - CHAPTER 5: NOVEL ENZYMATIC CASCADES FOR TAILORED 13 C 6 AND 15 N ENRICHED HUMAN MILK OLIGOSACCHARIDES .............................................. -103 - 5.1 ABSTRACT .......................................................................................................... -104- 5.2 INTRODUCTION .................................................................................................... -104- 5.3 RESULTS AND DISCUSSION ................................................................................. -107 - 5.3.1 REPETITIVE BATCH SYNTHESIS OF ISOTOPIC-LABELLED NUCLEOTIDE SUGARS .............. -107 - 5.3.2 SEQUENTIAL SYNTHESIS OF 13 C 6 LABELLED HMOS ............................................... -108 - 5.3.3 MS-BASED ABSOLUTE COMPOUND QUANTIFICATION IN MILK .................................. -113 - 5.4 CONCLUSION ..................................................................................................... -118- 5.5 MATERIALS AND METHODS .................................................................................. -119 - 5.5.1 PRODUCTION AND PURIFICATION OF RECOMBINANT ENZYMES ................................. -119- 5.5.2 ACTIVITY ASSAY FOR THE RECOMBINANT ENZYMES ................................................ -119- 5.5.3 CE-LIF AND XCGE-LIF METHODS FOR HMOS ANALYSIS .................................... -119 - 5.5.4 REPETITIVE BATCH BASED ENZYMATIC NUCLEOTIDE SUGAR SYNTHESIS ................... -119 - 5.5.5 SEQUENTIAL SYNTHESIS OF NATIVE AND 13 C 6 ENRICHED HMOS ............................ -120 - 5.5.6 ENZYMATIC TAILORING OF [ 13 C6/ 15 N]LACTO-/V-NEO-TETRAOSE ................................ -120 - 5.5.7 TOC BASED PURITY EVALUATION OF THE TAILORED [ 13 C6/ 15 N]LACTO-/V-NEO- TETRAOSE ........................................................................................................... -121 - 5.5.8 MASS SPECTROMETRY-BASED PRODUCT EVALUATION ............................................. -121 - 5.5.9 ESI-MS ANALYSIS OF THE NUCLEOTIDE SUGARS AND HMOS ................................ -122 - 5.5.10 OLIGOSACCHARIDE EXTRACTION FROM MILK AS A COMPLEX SAMPLE MATRIX ............ -122 - 5.5.11 MALDI-TOF-MS BASED ABSOLUTE QUANTIFICATION APPROACH ........................... -123 - 5.6 CONTRIBUTIONS .................................................................................................. -123 - 5.7 REFERENCES .................................................................................................... -124- CHAPTER 6: CONCLUDING REMARKS AND OUTLOOK ............................................................. -131 - VII 6.1 REFERENCES .................................................................................................... -135 - CHAPTER 7: SUPPORTING INFORMATION FOR CHAPTER 2 ...................................................... -140 - 7.1 ENZYME CASCADE PARAMETER SCREENING (M. SC. CHRISTIAN ZERHUSEN AND DR. RER NAT. CLAUDIA WAHL) ............................................................................. -141 - 7.1.1 KINETIC DATA OF AGX1 ...................................................................................... -141 - 7.1.2 SCREENING FOR OPTIMIZED METAL ION RATIOS (EM-UDP-HEXNAC) .................... -142 - 7.1.3 SCREENING FOR OPTIMIZED ENZYME RATIOS (AGX1 :PP,ASE) .............................. -143 - 7.1.4 EM UDP-HEXNAC SYNTHESIS SCALE-UP FOR UDP-GALNAC .............................. -143 - 7.2 MASS SPECTROMETRY (ESI-MS) ........................................................................ -144 - 7.3 REPETITIVE BATCH WORKFLOW SCALE-UP (200 ML) .............................................. -146 - CHAPTER 8: SUPPORTING INFORMATION FOR CHAPTER 3 ...................................................... -148 - 8.1 NOVEL P3GALT CONSTRUCT DESIGN .................................................................... -149 - 8.2 BIOCHEMICAL CHARACTERIZATION FOR A NOVEL P3GALT CONSTRUCT (M. SC. CARINA DEY) .................................................................................................... -150 - 8.3 ENZYME MODULES (EM P4GALT AND EM P3GLCNACT) .................................. -152- 8.4 NUCLEOTIDE SUGAR QUANTIFICATION ON A SINGLE CAPILLARY CE-UV ..................... -153 - 8.5 GLYCAN SYNTHESIS ANALYZED BY RP-HPLC-UV (DR. RER NAT DOMINIC LAAF).... -156 - 8.6 ISOLATION OF SQUARATE MONOAMIDE ESTERS IN A PREPARATIVE SCALE VIA HPLC (DR. RER NAT DOMINIC LAAF) .................................................................. -160 - 8.7 GALECTIN 3 AND GALECTIN 3A BINDING ASSAYS (DR. RER NAT DOMINIC LAAF) ..... -162 - 6.8 ESI-MS COMPOUND ANALYSIS .......................................................................... -163 - 8.9 REFERENCE DATA FOR THE P3GALT CONSTRUCT EVALUATION (M.SC. CARINA DEY) .. -168 - 8.10 SUPPORTING REFERENCES: ................................................................................ -170 - CHAPTER 9: SUPPORTING INFORMATION FOR CHAPTER 4 ...................................................... -171 - 9.1 MALDI-TOF-MS PRODUCT ANALYSIS ................................................................ -172 - 9.2 SPECIFIC DIGEST OF THE SYNTHESIZED HMOS ..................................................... -175 - 9.3 HPLC-ELDS/UV/ESI-MS ............................................................................... - 178 - CHAPTER 10: SUPPORTING INFORMATION FOR CHAPTER 5 ...................................................... -182 - 10.1 REPETITIVE BATCH SYNTHESIS OF ISOTOPIC NUCLEOTIDE SUGARS ............................ -183 - 10.2 CE-UV ANALYSIS - NUCLEOTIDE SUGAR SYNTHESIS .............................................. -184 - 10.3 CE-LIF ANALYSIS ............................................................................................. -185- 10.4 ESI-MS COMPOUND ANALYSIS .......................................................................... -191 - 10.5 MALDI-TOF-MS COMPOUND ANALYSIS ............................................................ - 200 - 10.6 PURITY EVALUATION OF COMPOUND 25 VIA TOC ANALYTIC .................................... - 204 - 10.7 RAPID ABSOLUTE QUANTIFICATION OF (MILK OS) TETRAOSE IN COMPLEX (MILK) MATRIX SAMPLES ............................................................................................... - 206 - CHAPTER 11: APPENDIX ....................................................................................................... - 208 - VIII 11.1 LIST OF EQUIPMENT ........................................................................................... - 208 - 11.2 LIST OF SOFTWARE .............................................................................................. - 209 - 11.3 LIST OF FIGURES ................................................................................................. - 210 - 11.4 LIST OF SCHEMES .............................................................................................. -210- 11.5 LIST OF TABLES .................................................................................................. -211 - 11.6 LIST OF EQUATIONS ............................................................................................. -211- 11.7 LIST OF SUPPORTING FIGURES ............................................................................. -211- 11.8 LIST OF SUPPORTING TABLES ............................................................................... -213- 11.9 LIST OF SUPPORTING SCHEMES .......................................................................... -213- 11.10 REPRINT PERMISSION ......................................................................................... -213- 11.11 EIDESSTATTLICHE ERKLARUNG ............................................................................... - 214 - IX
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spellingShingle Fischöder, Thomas
Modularisation of novel multi-enzyme cascades and synthesis strategy development
subject_GND (DE-588)4113937-9
title Modularisation of novel multi-enzyme cascades and synthesis strategy development
title_auth Modularisation of novel multi-enzyme cascades and synthesis strategy development
title_exact_search Modularisation of novel multi-enzyme cascades and synthesis strategy development
title_full Modularisation of novel multi-enzyme cascades and synthesis strategy development vorgelegt von Thomas Fischöder (M. Sc.) Biotechnologie
title_fullStr Modularisation of novel multi-enzyme cascades and synthesis strategy development vorgelegt von Thomas Fischöder (M. Sc.) Biotechnologie
title_full_unstemmed Modularisation of novel multi-enzyme cascades and synthesis strategy development vorgelegt von Thomas Fischöder (M. Sc.) Biotechnologie
title_short Modularisation of novel multi-enzyme cascades and synthesis strategy development
title_sort modularisation of novel multi enzyme cascades and synthesis strategy development
topic_facet Hochschulschrift
url https://d-nb.info/1207482595/04
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work_keys_str_mv AT fischoderthomas modularisationofnovelmultienzymecascadesandsynthesisstrategydevelopment