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Symbolic Pattern Recognition in Drug Design - Statistical Models and Scientific Insight

Cel

Profound understanding of the relationship between molecular structure and biological activity is an essential prerequisite for rational drug design. Due to the inherent non-linearity of these relationships, ordinary regression is often inadequate, and black-box machine learning approaches offer limited, if any, interpretability. As a solution, we propose to use symbolic regression, in conjunction with a unique approach to feature selection, to establish quantitative structure-activity relationships (QSAR) that are succinct, non-linear, analytical, and interpretable. Symbolic regression is a stochastic optimization technique based on principles of evolution that searches the space of analytical expressions for equations that describe the investigated data. In other words, symbolic regression does not only fit the coefficients of an equation, but also the form of the equation itself. Our particular concept has not been used in QSAR before. We will combine theoretical investigations of the method with practical applications. Large combinatorial libraries will be analyzed to obtain validated QSAR models that are immediately and intuitively interpretable. Taking trypsin inhibition as an example, we will design, synthesize, and test new inhibitors suggested by our models. Our interdisciplinary project will contribute to European excellency in basic and applied pharmaceutical and medicinal chemistry, in line with health as a top priority of the seventh framework programme.

Zaproszenie do składania wniosków

FP7-PEOPLE-2010-IEF
Zobacz inne projekty w ramach tego zaproszenia

Koordynator

EIDGENOESSISCHE TECHNISCHE HOCHSCHULE ZUERICH
Wkład UE
€ 170 401,60
Adres
Raemistrasse 101
8092 Zuerich
Szwajcaria

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Region
Schweiz/Suisse/Svizzera Zürich Zürich
Rodzaj działalności
Higher or Secondary Education Establishments
Kontakt administracyjny
Gisbert Schneider (Prof.)
Linki
Koszt całkowity
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