001     94208
005     20250731122620.0
024 7 _ |a pmid:19246454
|2 pmid
024 7 _ |a pmc:PMC2673282
|2 pmc
024 7 _ |a 10.1074/jbc.M806228200
|2 doi
024 7 _ |a 1083-351X
|2 ISSN
024 7 _ |a 0021-9258
|2 ISSN
024 7 _ |a WOS:000265494600045
|2 WOS
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024 7 _ |a openalex:W2106471781
|2 openalex
037 _ _ |a PHPPUBDB-12657
041 _ _ |a eng
082 _ _ |a 570
100 1 _ |a Kutter, S.
110 1 _ |a DESY
|b European Molecular Biology Laboratory
245 _ _ |a Covalently Bound Substrate at the Regulatory Site of Yeast Pyruvate Decarboxylases Triggers Allosteric Enzyme Activation
260 _ _ |a Bethesda, Md.
|b Soc.
|c 2009
300 _ _ |a 12136-12144
336 7 _ |a Journal Article
|0 0
|2 EndNote
336 7 _ |a ARTICLE
|2 BibTeX
336 7 _ |a article
|2 DRIVER
336 7 _ |a Journal Article
|m journal
|0 PUB:(DE-HGF)16
|2 PUB:(DE-HGF)
440 _ 0 |a J. Biol. Chem.
|v 284
|x 0021-9258
|0 PERI:(DE-600)1474604-9
500 _ _ |3 Converted on 2013-05-30 14:57
500 _ _ |3 Converted on 2013-06-21 19:21
520 _ _ |a The mechanism by which the enzyme pyruvate decarboxylase from two yeast species is activated allosterically has been elucidated. A total of seven three-dimensional structures of the enzyme, of enzyme variants, or of enzyme complexes from two yeast species, three of them reported here for the first time, provide detailed atomic resolution snapshots along the activation coordinate. The prime event is the covalent binding of the substrate pyruvate to the side chain of cysteine 221, thus forming a thiohemiketal. This reaction causes the shift of a neighboring amino acid, which eventually leads to the rigidification of two otherwise flexible loops, one of which provides two histidine residues necessary to complete the enzymatically competent active site architecture. The structural data are complemented and supported by kinetic investigations and binding studies, providing a consistent picture of the structural changes occurring upon enzyme activation.
536 _ _ |0 G:(DE-H253)POF1-No-Ref-20130405
|f POF I
|x 0
|c POF1-550
|a FS Beamline without reference (POF1-550)
588 _ _ |a Dataset connected to Pubmed
650 _ 2 |2 MeSH
|a Allosteric Regulation: physiology
650 _ 2 |2 MeSH
|a Enzyme Activation: physiology
650 _ 2 |2 MeSH
|a Fungal Proteins: chemistry
650 _ 2 |2 MeSH
|a Kinetics
650 _ 2 |2 MeSH
|a Kluyveromyces: enzymology
650 _ 2 |2 MeSH
|a Protein Structure, Tertiary: physiology
650 _ 2 |2 MeSH
|a Pyruvate Decarboxylase: chemistry
650 _ 2 |2 MeSH
|a Pyruvic Acid: chemistry
650 _ 7 |0 0
|2 NLM Chemicals
|a Fungal Proteins
650 _ 7 |0 127-17-3
|2 NLM Chemicals
|a Pyruvic Acid
650 _ 7 |0 EC 4.1.1.1
|2 NLM Chemicals
|a Pyruvate Decarboxylase
693 _ _ |0 EXP:(DE-H253)Unknown-BL-20150101
|f Unknown DESY Beamline
|x 0
|6 EXP:(DE-H253)Unknown-BL-20150101
700 1 _ |a Weiss, M. S.
700 1 _ |a Wille, G.
700 1 _ |a Golbik, R.
700 1 _ |a Spinka, M.
700 1 _ |a König, S.
773 _ _ |0 PERI:(DE-600)1474604-9
|a 10.1074/jbc.M806228200
|g Vol. 284, p. 12136-12144
|p 12136-12144
|q 284<12136-12144
|t The @journal of biological chemistry
|v 284
|x 0021-9258
|y 2009
856 7 _ |2 Pubmed Central
|u http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2673282
909 C O |o oai:bib-pubdb1.desy.de:94208
|p VDB
910 1 _ |0 I:(DE-HGF)0
|a Externes Institut
|k Extern
913 1 _ |0 G:(DE-HGF)POF1-540
|9 G:(DE-H253)POF1-No-Ref-20130405
|v Kondensierte Materie
|x 0
|a DE-H253
|4 G:(DE-HGF)POF
|1 G:(DE-HGF)POF1-550
|3 G:(DE-HGF)POF1
|2 G:(DE-HGF)POF1-500
|b Struktur der Materie
|l Großgeräte für die Forschung mit Photonen, Neutronen, Ionen
914 1 _ |y 2009
915 _ _ |a JCR/ISI refereed
|0 StatID:(DE-HGF)0010
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915 _ _ |a No Author Disambiguation
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920 _ 1 |k HASYLAB
|i Experiments with synchrotron radiation
920 1 _ |0 I:(DE-H253)EMBL_-2012_-20130307
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|l European Molecular Biology Laboratory
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920 _ _ |k 001
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980 _ _ |a UNRESTRICTED
980 _ _ |a journal
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980 _ _ |a ConvertedRecord


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