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      AmoebaDB and MicrosporidiaDB: functional genomic resources for Amoebozoa and Microsporidia species

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          Abstract

          AmoebaDB ( http://AmoebaDB.org) and MicrosporidiaDB ( http://MicrosporidiaDB.org) are new functional genomic databases serving the amoebozoa and microsporidia research communities, respectively. AmoebaDB contains the genomes of three Entamoeba species ( E. dispar, E. invadens and E. histolityca) and microarray expression data for E. histolytica. MicrosporidiaDB contains the genomes of Encephalitozoon cuniculi, E. intestinalis and E. bieneusi. The databases belong to the National Institute of Allergy and Infectious Diseases (NIAID) funded EuPathDB ( http://EuPathDB.org) Bioinformatics Resource Center family of integrated databases and assume the same architectural and graphical design as other EuPathDB resources such as PlasmoDB and TriTrypDB. Importantly they utilize the graphical strategy builder that affords a database user the ability to ask complex multi-data-type questions with relative ease and versatility. Genomic scale data can be queried based on BLAST searches, annotation keywords and gene ID searches, GO terms, sequence motifs, protein characteristics, phylogenetic relationships and functional data such as transcript (microarray and EST evidence) and protein expression data. Search strategies can be saved within a user’s profile for future retrieval and may also be shared with other researchers using a unique strategy web address.

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          Most cited references22

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          The genome of the protist parasite Entamoeba histolytica.

          Entamoeba histolytica is an intestinal parasite and the causative agent of amoebiasis, which is a significant source of morbidity and mortality in developing countries. Here we present the genome of E. histolytica, which reveals a variety of metabolic adaptations shared with two other amitochondrial protist pathogens: Giardia lamblia and Trichomonas vaginalis. These adaptations include reduction or elimination of most mitochondrial metabolic pathways and the use of oxidative stress enzymes generally associated with anaerobic prokaryotes. Phylogenomic analysis identifies evidence for lateral gene transfer of bacterial genes into the E. histolytica genome, the effects of which centre on expanding aspects of E. histolytica's metabolic repertoire. The presence of these genes and the potential for novel metabolic pathways in E. histolytica may allow for the development of new chemotherapeutic agents. The genome encodes a large number of novel receptor kinases and contains expansions of a variety of gene families, including those associated with virulence. Additional genome features include an abundance of tandemly repeated transfer-RNA-containing arrays, which may have a structural function in the genome. Analysis of the genome provides new insights into the workings and genome evolution of a major human pathogen.
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            ToxoDB: an integrated Toxoplasma gondii database resource

            ToxoDB (http://ToxoDB.org) is a genome and functional genomic database for the protozoan parasite Toxoplasma gondii. It incorporates the sequence and annotation of the T. gondii ME49 strain, as well as genome sequences for the GT1, VEG and RH (Chr Ia, Chr Ib) strains. Sequence information is integrated with various other genomic-scale data, including community annotation, ESTs, gene expression and proteomics data. ToxoDB has matured significantly since its initial release. Here we outline the numerous updates with respect to the data and increased functionality available on the website.
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              Amebiasis.

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                Author and article information

                Journal
                Nucleic Acids Res
                nar
                nar
                Nucleic Acids Research
                Oxford University Press
                0305-1048
                1362-4962
                January 2011
                January 2011
                25 October 2010
                25 October 2010
                : 39
                : Database issue , Database issue
                : D612-D619
                Affiliations
                1Center for Tropical and Emerging Global Diseases, University of Georgia, Athens, GA 30602, 2Penn Center for Bioinformatics, University of Pennsylvania, 3Department of Genetics, University of Pennsylvania School of Medicine, Philadelphia, 4Department of Biology, University of Pennsylvania, Philadelphia, PA 19104, 5J. Craig Venter Institute, Rockville, MD 20850, 6Center for Applied Genetic Technologies, 7Department of Genetics and Institute of Bioinformatics and 8Department of Computer Science, University of Georgia, Athens, GA 30602 USA
                Author notes
                *To whom correspondence should be addressed. Tel: +1 215 746 7019; Fax: +1 215 573 3111; Email: oharb@ 123456pcbi.upenn.edu
                Correspondence may also be addressed to Brian P. Brunk. Tel: +1 215 573 3118; Fax: +1 215 573 3111; Email: brunkb@ 123456pcbi.upenn.edu
                Correspondence may also be addressed to Jessica C. Kissinger. Tel: +1 706 542 6562; Fax: +1 706 542 3582; Email: jkissing@ 123456uga.edu
                Correspondence may also be addressed to David S. Roos. Tel: +1 215 898 2118; Fax: +1 215 746 6697; Email: droos@ 123456sas.upenn.edu
                Correspondence may also be addressed to Christian J. Stoeckert Jr. Tel: +1 215 573 4409; Fax: +1 215 573 3111; Email: stoeckrt@ 123456pcbi.upenn.edu
                Article
                gkq1006
                10.1093/nar/gkq1006
                3013638
                20974635
                e6d24ccf-af50-45c1-817e-44b4bba6339d
                © The Author(s) 2010. Published by Oxford University Press.

                This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License ( http://creativecommons.org/licenses/by-nc/2.5), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

                History
                : 15 August 2010
                : 6 October 2010
                : 7 October 2010
                Categories
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                Genetics
                Genetics

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