William Helbert

Author PubWeight™ 26.95‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Transfer of carbohydrate-active enzymes from marine bacteria to Japanese gut microbiota. Nature 2010 5.08
2 Bioconversion of red seaweed galactans: a focus on bacterial agarases and carrageenases. Appl Microbiol Biotechnol 2006 1.59
3 The three-dimensional structures of two beta-agarases. J Biol Chem 2003 1.38
4 The endo-beta-agarases AgaA and AgaB from the marine bacterium Zobellia galactanivorans: two paralogue enzymes with different molecular organizations and catalytic behaviours. Biochem J 2005 1.34
5 Persicivirga ulvanivorans sp. nov., a marine member of the family Flavobacteriaceae that degrades ulvan from green algae. Int J Syst Evol Microbiol 2010 1.30
6 Parallel substrate binding sites in a beta-agarase suggest a novel mode of action on double-helical agarose. Structure 2004 1.19
7 Ulvan lyases isolated from the Flavobacteria Persicivirga ulvanivorans are the first members of a new polysaccharide lyase family. J Biol Chem 2011 1.13
8 A novel unsaturated β-glucuronyl hydrolase involved in ulvan degradation unveils the versatility of stereochemistry requirements in family GH105. J Biol Chem 2014 1.03
9 Biochemical and structural characterization of the complex agarolytic enzyme system from the marine bacterium Zobellia galactanivorans. J Biol Chem 2012 0.97
10 The structural bases of the processive degradation of iota-carrageenan, a main cell wall polysaccharide of red algae. J Mol Biol 2003 0.92
11 Composition and distribution of carrabiose moieties in hybrid kappa-/iota-carrageenans using carrageenases. Biomacromolecules 2007 0.88
12 Degradation of lambda-carrageenan by Pseudoalteromonas carrageenovora lambda-carrageenase: a new family of glycoside hydrolases unrelated to kappa- and iota-carrageenases. Biochem J 2007 0.87
13 Performance evaluation on a wide set of matrix-assisted laser desorption ionization matrices for the detection of oligosaccharides in a high-throughput mass spectrometric screening of carbohydrate depolymerizing enzymes. Rapid Commun Mass Spectrom 2011 0.87
14 The cyclization of the 3,6-anhydro-galactose ring of iota-carrageenan is catalyzed by two D-galactose-2,6-sulfurylases in the red alga Chondrus crispus. Plant Physiol 2009 0.86
15 Physical state of kappa-carrageenan modulates the mode of action of kappa-carrageenase from Pseudoalteromonas carrageenovora. Biochem J 2009 0.85
16 Production and characterization of a phage-display recombinant antibody against carrageenans: evidence for the recognition of a secondary structure of carrageenan chains present in red algae tissues. Glycobiology 2005 0.81
17 Enzymatic degradation of κ-carrageenan in aqueous solution. Biomacromolecules 2009 0.80
18 Complete assignment of (1)H and (13)C NMR spectra of standard neo-iota-carrabiose oligosaccharides. Carbohydr Res 2009 0.80
19 Complete assignment of 1H and 13C NMR spectra of Gigartina skottsbergii lambda-carrageenan using carrabiose oligosaccharides prepared by enzymatic hydrolysis. Carbohydr Res 2006 0.79
20 Controlling carrageenan structure using a novel formylglycine-dependent sulfatase, an endo-4S-iota-carrageenan sulfatase. Mar Biotechnol (NY) 2012 0.78
21 Matrix-assisted laser desorption/ionisation mass spectrometry for the direct analysis of enzymatically digested kappa- iota- and hybrid iota/nu-carrageenans. Rapid Commun Mass Spectrom 2005 0.77
22 Matrix-assisted laser desorption/ionization mass spectrometric analysis of polysulfated-derived oligosaccharides using pyrenemethylguanidine. J Am Soc Mass Spectrom 2008 0.77
23 On-line liquid chromatography-electrospray ionisation mass spectrometry for kappa-carrageenan oligosaccharides with a porous graphitic carbon column. J Chromatogr A 2007 0.77
24 Medium-throughput profiling method for screening polysaccharide-degrading enzymes in complex bacterial extracts. J Microbiol Methods 2012 0.77
25 Enzymatic degradation of hybrid iota-/nu-carrageenan by Alteromonas fortis iota-carrageenase. Carbohydr Res 2010 0.75
26 Isolation of kappa-carrageenan oligosaccharides using ion-pair liquid chromatography--characterisation by electrospray ionisation mass spectrometry in positive-ion mode. Carbohydr Res 2004 0.75
27 On-line liquid chromatography electrospray ionization mass spectrometry for the characterization of kappa- and iota-carrageenans. Application to the hybrid iota-/nu-carrageenans. Anal Chem 2005 0.75
28 [Polysaccharides enzymatic degradation in heterogeneous phase: example of agarases and carrageenases]. J Soc Biol 2007 0.75
29 NMR study on hydroxy protons of κ- and κ/μ-hybrid carrageenan oligosaccharides: experimental evidence of hydrogen bonding and chemical exchange interactions in κ/μ oligosaccharides. Biomacromolecules 2010 0.75
30 Preparation and detailed NMR analyses of a series of oligo-α-carrageenans. Carbohydr Polym 2013 0.75
31 Single crystals of V-amylose complexed with alpha-naphthol. Biomacromolecules 2007 0.75