Modeling of the hEP1 receptor based on the crystallographic structure of β 2 -adrenergic receptor and its assessment with docking studies and molecular dynamics simulation

Modeling of the hEP1 receptor based on the crystallographic structure of β 2 -adrenergic receptor and its assessment with docking studies and molecular dynamics simulation


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دانشگاه علوم پزشکی تبریز
دانشگاه علوم پزشکی تبریز

نویسندگان: سیاوش دستمالچی

کلمات کلیدی: human prostanoid E1 receptor, G-protein coupled receptors (GPCRs), human β2-adrenergic receptor, homology modeling, flexible-ligand docking, molecular dynamics simulation

نشریه: 8976 , 4 , 17 , 2009

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نویسنده ثبت کننده مقاله سیاوش دستمالچی
مرحله جاری مقاله تایید نهایی
دانشکده/مرکز مربوطه مرکز تحقیقات بیوتکنولوژی(زیست فناوری)
کد مقاله 59376
عنوان فارسی مقاله Modeling of the hEP1 receptor based on the crystallographic structure of β 2 -adrenergic receptor and its assessment with docking studies and molecular dynamics simulation
عنوان لاتین مقاله Modeling of the hEP1 receptor based on the crystallographic structure of β 2 -adrenergic receptor and its assessment with docking studies and molecular dynamics simulation
ناشر 4
آیا مقاله از طرح تحقیقاتی و یا منتورشیپ استخراج شده است؟ بلی
عنوان نشریه (خارج از لیست فوق)
نوع مقاله Original Article
نحوه ایندکس شدن مقاله ایندکس شده سطح یک – ISI - Web of Science
آدرس لینک مقاله/ همایش در شبکه اینترنت http://daru.tums.ac.ir/index.php/daru/article/view/560

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Introduction: The human EP1 (hEP1) prostanoid receptor is a G-Protein Coupled Receptor (GPCR) which plays important physiological roles in some systems in the body like cardiovascular and immune systems and could be a very important target for drug design. Materials and methods: To understand the molecular structure of hEP1 receptor, a homology model of the receptor was constructed from the 2.4 Å resolution crystal structure of human β adrenergic receptor (PDB code: 2RH1), using three different sequence alignments. The model including PGE inside the active site was subjected to molecular dynamics simulation. Docking studies were performed for PGE 2 and 10 prostanoid analogs in the active site of the modeled receptor. Results and Discussion: The structure of modeled receptor remained stable during the 10 nanosecond(ns) simulation. In the docking simulations a correlation of r 2 =0.74 was observed between the K i 2 values and the docking scores of the prostanoid compounds. The structure which was modeled in the present study can be used in the structure-based drug design, helping the rational design of novel ligands for the hEP1 receptor. 2

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سیاوش دستمالچیسوم

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