Source:http://linkedlifedata.com/resource/pubmed/id/21174951
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
2010-12-22
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pubmed:abstractText |
Carbonic anhydrase (CA) inhibitors are very interesting target for designing anticancer (hypoxic) and antiglaucoma drugs. In the present study, a 3D homology modeling of human carbonic anhydrase-IX (hCA-IX) isozyme, based upon the crystal structure of murine CA-XIVA (PDB CODE 1RJ5) was performed, as no experimental 3D structures are available. A homology model of hCA-IX was developed and validated. To explore the responsible physicochemical properties of 1,3,4-thiadiazole and 1,3,4-triazole derivatives for carbonic anhydrase inhibition, a quantitative structure activity relationship (QSAR) study was performed having hCA-II and hCA-IX inhibitory activity respectively. In hCA-II and hCA-IX inhibitory activities, four significant models with good correlations (> or = 0.945 & > or = 0.926) were obtained; two models (models 1 and 3) were selected based on statistical criterion. The QSAR study revealed that in case of hCA-II, overall increase in size and volume of molecule, introduction of electropositive surfaces might increase the inhibitory activity, whereas in case of hCA-IX, decreasing the hydrophobicity and introduction of electron releasing substituents might increase the hCA-IX inhibitory activity.
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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/1,3,4-thiadiazole,
http://linkedlifedata.com/resource/pubmed/chemical/Carbonic Anhydrase Inhibitors,
http://linkedlifedata.com/resource/pubmed/chemical/Protein Isoforms,
http://linkedlifedata.com/resource/pubmed/chemical/Thiadiazoles,
http://linkedlifedata.com/resource/pubmed/chemical/Triazoles
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pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
0301-1208
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
47
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
234-42
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pubmed:meshHeading |
pubmed-meshheading:21174951-Amino Acid Sequence,
pubmed-meshheading:21174951-Carbonic Anhydrase Inhibitors,
pubmed-meshheading:21174951-Crystallization,
pubmed-meshheading:21174951-Dose-Response Relationship, Drug,
pubmed-meshheading:21174951-Drug Evaluation, Preclinical,
pubmed-meshheading:21174951-Electrons,
pubmed-meshheading:21174951-Humans,
pubmed-meshheading:21174951-Inhibitory Concentration 50,
pubmed-meshheading:21174951-Models, Chemical,
pubmed-meshheading:21174951-Models, Statistical,
pubmed-meshheading:21174951-Molecular Sequence Data,
pubmed-meshheading:21174951-Protein Isoforms,
pubmed-meshheading:21174951-Quantitative Structure-Activity Relationship,
pubmed-meshheading:21174951-Thiadiazoles,
pubmed-meshheading:21174951-Triazoles
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pubmed:year |
2010
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pubmed:articleTitle |
Homology modeling and QSAR analysis of 1,3,4-thiadiazole and 1,3,4-triazole derivatives as carbonic anhydrase inhibitors.
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pubmed:affiliation |
Computer Aided Drug Design Lab, Department of Pharmacy, Shri Govindram Seksaria Institute of Technology and Science, 23, Park Road, Indore 452 003, (M. P.), India.
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pubmed:publicationType |
Journal Article
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