QSAR fish toxicity

Donated on 9/22/2019

Data set containing values for 6 attributes (molecular descriptors) of 908 chemicals used to predict quantitative acute aquatic toxicity towards the fish Pimephales promelas (fathead minnow).

Dataset Characteristics

Multivariate

Subject Area

Physics and Chemistry

Associated Tasks

Regression

Feature Type

Real

# Instances

908

# Features

-

Dataset Information

Additional Information

This dataset was used to develop quantitative regression QSAR models to predict acute aquatic toxicity towards the fish Pimephales promelas (fathead minnow) on a set of 908 chemicals. LC50 data, which is the concentration that causes death in 50% of test fish over a test duration of 96 hours, was used as model response. The model comprised 6 molecular descriptors: MLOGP (molecular properties), CIC0 (information indices), GATS1i (2D autocorrelations), NdssC (atom-type counts), NdsCH ((atom-type counts), SM1_Dz(Z) (2D matrix-based descriptors). Details can be found in the quoted reference: M. Cassotti, D. Ballabio, R. Todeschini, V. Consonni. A similarity-based QSAR model for predicting acute toxicity towards the fathead minnow (Pimephales promelas), SAR and QSAR in Environmental Research (2015), 26, 217-243; doi: 10.1080/1062936X.2015.1018938

Has Missing Values?

No

Variables Table

Variable NameRoleTypeDescriptionUnitsMissing Values
no
no
no
no
no
no
no

0 to 7 of 7

Additional Variable Information

6 molecular descriptors and 1 quantitative experimental response: 1) CIC0 2) SM1_Dz(Z) 3) GATS1i 4) NdsCH 5) NdssC 6) MLOGP 7) quantitative response, LC50 [-LOG(mol/L)]

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Creators

Davide Ballabio

Matteo Cassotti

Viviana Consonni

Roberto Todeschini

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