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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
29
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pubmed:dateCreated |
1990-11-21
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pubmed:abstractText |
Smooth muscle caldesmon was phosphorylated by smooth muscle calmodulin-dependent protein kinase II. The extent of phosphorylation obtained was 5.65 mol of phosphate/mol of caldesmon. Phosphorylated protein was subjected to the complete trypsin proteolysis and the produced phosphopeptides were purified by C-8 reverse phase chromatography. Nine phosphopeptides were isolated and by amino acid sequence analysis, eight phosphorylation sites were identified. According to the published amino acid sequence of chicken gizzard caldesmon (Bryan, J., Imai, M., Lee, R., Moore, P., Cook, R. G., and Lin, W.-G. (1989) J. Biol. Chem. 264, 13873-13879), these sites were serine 26, serine 59, serine 73, threonine 469, serine 475, serine 587, serine 620, and serine 726. The time course of phosphorylation of these sites was also measured and it was concluded that the first site was serine 73, the second site was serine 26, the third site was serine 726, and the fourth site was serine 587. The preferred phosphorylation sites were located in the amino terminus myosin binding domain whereas slower phosphorylation occurred in the carboxyl terminus actin/calmodulin domain.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Calcium-Calmodulin-Dependent...,
http://linkedlifedata.com/resource/pubmed/chemical/Calmodulin-Binding Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Peptide Fragments,
http://linkedlifedata.com/resource/pubmed/chemical/Phosphopeptides,
http://linkedlifedata.com/resource/pubmed/chemical/Protein Kinases,
http://linkedlifedata.com/resource/pubmed/chemical/Serine,
http://linkedlifedata.com/resource/pubmed/chemical/Trypsin
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pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0021-9258
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
15
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pubmed:volume |
265
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
17607-12
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:2170388-Amino Acid Sequence,
pubmed-meshheading:2170388-Animals,
pubmed-meshheading:2170388-Calcium-Calmodulin-Dependent Protein Kinases,
pubmed-meshheading:2170388-Calmodulin-Binding Proteins,
pubmed-meshheading:2170388-Chromatography, High Pressure Liquid,
pubmed-meshheading:2170388-Gizzard,
pubmed-meshheading:2170388-Molecular Sequence Data,
pubmed-meshheading:2170388-Muscle, Smooth,
pubmed-meshheading:2170388-Peptide Fragments,
pubmed-meshheading:2170388-Phosphopeptides,
pubmed-meshheading:2170388-Phosphorylation,
pubmed-meshheading:2170388-Protein Kinases,
pubmed-meshheading:2170388-Serine,
pubmed-meshheading:2170388-Trypsin,
pubmed-meshheading:2170388-Turkeys
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pubmed:year |
1990
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pubmed:articleTitle |
Phosphorylation of smooth muscle caldesmon by calmodulin-dependent protein kinase II. Identification of the phosphorylation sites.
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pubmed:affiliation |
Department of Physiology and Biophysics, Case Western Reserve University School of Medicine, Cleveland, Ohio 44106.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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