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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1990-7-11
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pubmed:abstractText |
Pyridylamino chondroitin sulfate, of which the reducing terminal xylose was coupled with a fluorescent 2-aminopyridine, was incubated at pH 4.0 with an extract from the mid-gut gland of Patnopecten. The high- and low-molecular-weight products were separated by ethanol precipitation, and identified by high-performance liquid chromatography analysis. The enzyme was found to expose a galactose residue at the reducing terminus of chondroitin sulfate, and also released the pyridylamino disaccharide, galactosylxylose, from the reducing terminal site of pyridylamino chondroitin sulfate. These results suggest that endo-beta-galactosidase activity, which hydrolyzes the galactosylgalactose linkage of peptidochondroitin sulfate, is present in the mid-gut gland of Patnopecten.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Aminopyridines,
http://linkedlifedata.com/resource/pubmed/chemical/Chondroitin,
http://linkedlifedata.com/resource/pubmed/chemical/Chondroitin Sulfates,
http://linkedlifedata.com/resource/pubmed/chemical/Fluorescent Dyes,
http://linkedlifedata.com/resource/pubmed/chemical/Galactosidases,
http://linkedlifedata.com/resource/pubmed/chemical/Proteoglycans,
http://linkedlifedata.com/resource/pubmed/chemical/beta-Galactosidase
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pubmed:status |
MEDLINE
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pubmed:month |
May
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
31
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pubmed:volume |
169
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
15-21
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:2112379-Aminopyridines,
pubmed-meshheading:2112379-Animals,
pubmed-meshheading:2112379-Chondroitin,
pubmed-meshheading:2112379-Chondroitin Sulfates,
pubmed-meshheading:2112379-Fluorescent Dyes,
pubmed-meshheading:2112379-Galactosidases,
pubmed-meshheading:2112379-Mollusca,
pubmed-meshheading:2112379-Proteoglycans,
pubmed-meshheading:2112379-beta-Galactosidase
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pubmed:year |
1990
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pubmed:articleTitle |
Presence of an endo-beta-galactosidase degrading the linkage region between the chondroitin sulfate chain and core peptide of proteoglycan.
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pubmed:affiliation |
Department of Biochemistry, Hirosaki University School of Medicine, Japan.
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pubmed:publicationType |
Journal Article
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