1. NCBI (National Center for Biotechnology Information) Genome Biology. ( https://www.ncbi.nlm.nih.gov/genome .
2. Ensembl Genomes. ( http://ensemblgenomes.org ).
3. Ensembl. ( http://www.ensembl.org ).
4. UCSC (University of California, Santa Cruz) Genome Bioinformatics. ( http://genome.ucsc.edu ).
5. GenomeSync. ( http://genomesync.org ).