Fig. 6
Distribution of core and unique gene sets on the chromosomes of Staphylococcus epidermidis RP62a, S. capitis TW2795, and S. caprae JMUB898. Core and unique gene sets are plotted on the chromosomes of (A) S. epidermidis RP62a, (from the periphery toward the center) Circle 1, genomic island; Circle 2, Epidermidis cluster group-conserved genes; Circle 3, S. epidermidis-conserved genes; Circle 4, S. epidermidis-S. capitis-shared gene; Circle 5, S. epidermidis-S. caprae-shared gene; Circle 6, GC skew; Circle 7, GC count; Circle 8, nucleotide position (B) S. capitis TW2795, Circle 1, genomic island; Circle 2, Epidermidis cluster group-conserved genes; Circle 3, S. capitis-conserved genes; Circle 4, S. capitis-S. caprae-shared gene; Circle 5, S. capitis-S. epidermidis-shared gene; Circle 6, GC skew; Circle 7, GC count; Circle 8, nucleotide position, and (C) S. caprae JMUB898, Circle 1, genomic island; Circle 2, Epidermidis cluster group-conserved genes; Circle 3, S. caprae-conserved genes; Circle 4, S. caprae-S. capitis-shared gene; Circle 5, S. caprae-S. epidermidis-shared gene; Circle 6, GC skew; Circle 7, GC count; Circle 8, nucleotide position, by BLAST Ring Image Generator v0.95 [19]