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According to the herbicide resistance action committee, herbicide resistance is the inherent ability of plant species to survive and reproduce after exposed to a herbicidal dosage which is lethal to its wild types. Globally, the evolvement of herbicide resistance has been a major cause of concern for sustainable agricultural production. Up to the end of 2016, around 477 herbicide resistant biotypes have been reported encompassing 252 weed species, where these biotypes have developed resistance to 23 of the 26 known herbicide sites of action and 161 different herbicides. The mechanism of herbicide resistance can be classified into two classes’ (i) target site resistance, and (ii) non-target site resistance. The target site resistance is mainly due to the mutations in the genes encoding the target sites of herbicides, whereas the non-target site resistance is due to the metabolic detoxification of herbicides. As far as target site resistance is concerned, mechanisms for seven classes of target proteins viz., acetolactate synthase (ALS), enolpyruvylshikimate-3-phosphate synthase (EPSPS), glutamine synthase (GS), protoporphyrinogen (PPO), acetyl-CoA carboxylase (ACCase), phytoene desaturase (PDS) and 4-hydroxyl phenyl pyruvate dioxygenase (HPPD) have been well reported in literature. Identification of the genes encoding for these target proteins in wet lab is certainly resource intesive. Thus, we developed the first computational tool HRGPred that can be used for predicting the genes encoding for the above mentioned seven categories of target proteins. We belive that the HRGPred will supplement the wet-lab experiments for annotation of herbicide resistance genes.