Browse dbCAN-PUL Entries

PULID Characterization Method(s) Substrate Organism Publication Publish Date Type Num Genes Num CAZymes CazyFamily
PUL0190 RNA-seq, RT-PCR, qPCR pectin Bacteroides xylanisolvens 26920945
Unraveling the pectinolytic function of Bacteroides xylanisolvens using a RNA-seq approach and mutagenesis. BMC Genomics. 2016 Feb 27;17:147. doi: 10.1186/s12864-016-2472-1.
2016 Feb 27 degradation 15 6 GH146, GH43_29, GH43_4, GH51_1, GH51_2
PUL0218 enzyme activity assay arabinan termite gut metagenome 25304507
Investigating the function of an arabinan utilization locus isolated from a termite gut community. Appl Environ Microbiol. 2015 Jan;81(1):31-9. doi: 10.1128/AEM.02257-14. Epub 2014 Oct 10.
2015 Jan degradation 24 5 GH146, GH97, GH43_4, GH51_1, GH51_2, GH43_29
PUL0300 gene trait matching exercise arabinoxylan Bifidobacterium longum 29310579
Gene-trait matching across the Bifidobacterium longum pan-genome reveals considerable diversity in carbohydrate catabolism among human infant strains. BMC Genomics. 2018 Jan 8;19(1):33. doi: 10.1186/s12864-017-4388-9.
2018 Jan 8 degradation 14 5 GH43_26, GH43_27, GH43_4, GH51_2
PUL0302 RT-qPCR, isothermal titration calorimetry (ITC), enzyme activity assay, gene deletion mutant and growth assay, high-performance anion-exchange chromatography arabinan Bacteroides thetaiotaomicron 29255254, 22686399, 21339299
Dietary pectic glycans are degraded by coordinated enzyme pathways in human colonic Bacteroides. Prioritization of a plant polysaccharide over a mucus carbohydrate is enforced by a Bacteroides hybrid two-component system. The structure and function of an arabinan-specific alpha-1,2-arabinofuranosidase identified from screening the activities of bacterial GH43 glycoside hydrolases. Nat Microbiol. 2018 Feb;3(2):210-219. doi: 10.1038/s41564-017-0079-1. Epub 2017 Dec 18. Mol Microbiol. 2012 Aug;85(3):478-91. doi: 10.1111/j.1365-2958.2012.08123.x. Epub 2012 Jul 5. J Biol Chem. 2011 Apr 29;286(17):15483-95. doi: 10.1074/jbc.M110.215962. Epub 2011 Feb 21.
2018 Feb,2012 Aug,2011 Apr 29 degradation 22 6 GH146, GH43_29, GH43_4, GH51_1, GH51_2
PUL0309 enzyme activity assay, substrate binding assay, isothermal titration calorimetry (ITC) arabinan Caldanaerobius polysaccharolyticus 28710263
Enzymatic Mechanism for Arabinan Degradation and Transport in the Thermophilic Bacterium Caldanaerobius polysaccharolyticus. Appl Environ Microbiol. 2017 Aug 31;83(18):e00794-17. doi: 10.1128/AEM.00794-17. Print 2017 Sep 15.
2017 Sep 15 degradation 12 6 GH127, GH146, GH27, GH43_4, GH51_1
PUL0395 isothermal calorimetric titration, electrophoretic mobility shift assay, Northern Blot arabinan Geobacillus stearothermophilus 21460081
The L-Arabinan utilization system of Geobacillus stearothermophilus. J Bacteriol. 2011 Jun;193(11):2838-50. doi: 10.1128/JB.00222-11. Epub 2011 Apr 1.
2011 Jun degradation 25 5 GH127, GH43_4, GH43_5, GH51_1
PUL0532 RNA-seq arabinan Bacteroides cellulosilyticus 23976882
Effects of diet on resource utilization by a model human gut microbiota containing Bacteroides cellulosilyticus WH2, a symbiont with an extensive glycobiome. PLoS Biol. 2013;11(8):e1001637. doi: 10.1371/journal.pbio.1001637. Epub 2013 Aug 20.
2013 degradation 17 5 GH146, GH43_4, GH51_1, GH51_2
PUL0626 high-performance anion-exchange chromatography arabinan Lactobacillus crispatus DSM29598 33119797
Characterization of two extracellular arabinanases in Lactobacillus crispatus. Appl Microbiol Biotechnol. 2020 Dec;104(23):10091-10103. doi: 10.1007/s00253-020-10979-0. Epub 2020 Oct 29.
2020 Dec degradation 24 8 GH127, GH2, GH27, GH43_26, GH43_4, GH51_1
PUL0716 growth assay, RT-PCR arabinan Mesoflavibacter profundi MTRN7 37550707
Deep-sea Bacteroidetes from the Mariana Trench specialize in hemicellulose and pectin degradation typically associated with terrestrial systems. Microbiome. 2023 Aug 7;11(1):175. doi: 10.1186/s40168-023-01618-7.
2023 Aug 7 degradation 16 8 GH127, GH43_26, GH43_29, GH43_4, GH43_5, GH51_1, GH51_2, GH97
PUL0735 enzyme activity assay, clone and expression, reducing-sugar assay, thin-layer chromatography, SDS-PAGE arabinan Bifidobacterium longum subsp. suis DSM 20211 38542148
Functional Characterization of Endo- and Exo-Hydrolase Genes in Arabinan Degradation Gene Cluster of Bifidobacterium longum subsp. suis. Int J Mol Sci. 2024 Mar 9;25(6):3175. doi: 10.3390/ijms25063175.
2024 Mar 9 degradation 17 7 GH127, GH27, GH43_26, GH43_27, GH43_4, GH51_2
PUL0769 RNA-seq, qRT-PCR, gas chromatography, mass spectrometry, thin-layer chromatography pectin Segatella copri DSM 18205 39636128
Transcriptional delineation of polysaccharide utilization loci in the human gut commensal Segatella copri DSM18205 and co-culture with exemplar Bacteroides species on dietary plant glycans. Appl Environ Microbiol. 2025 Jan 31;91(1):e0175924. doi: 10.1128/aem.01759-24. Epub 2024 Dec 5.
2025 Jan 31 degradation 9 3 GH43_4, GH43_5, GH51_2
PUL0794 enzyme activity assay, quantification of reaction product reducing ends, RNA-seq, differential gene expression, NMR, MALDI-TOF/MS, gas chromatography, mass spectrometry, bicinchoninic acid (BCA) assay, recombinant protein expression arabinan Bacteroides intestinalis DSM 17393 39443715
In vivo manipulation of human gut Bacteroides fitness by abiotic oligosaccharides. Nat Chem Biol. 2025 Apr;21(4):544-554. doi: 10.1038/s41589-024-01763-6. Epub 2024 Oct 23.
2025 Apr degradation 23 8 GH146, GH28, GH43_29, GH43_4, GH51_1, GH51_2, GH97