Acidic carboxy-terminal region of RanGAP proteins. Aspartic acid and glutamic acid residues are highlighted (black). The first two letters of the sequence names indicate the organism as follows: Sp, Schizosaccharomyces pombe; Sc, Saccharomyces cerevisiae; Hs, Homo sapiens; Mf, Macaca fascicularis; Mm, Mus musculus; Xl, Xenopus laevis; Dm, Drosophila melanogaster; Ce, Caenorhabditis elegans; At, Arabidopsis thaliana; Ms, Medicago sativa; Os, Oryza sativa.