Additional file 4 of Exploring genetic diversity and variation of Ovar-DRB1 gene in Sudan Desert Sheep using targeted next-generation sequencing

Additional file 4. Fig. S4. a-e. Principal component analysis of Ovar-DRB1 gene using the pocket amino acid motifs frequencies in Sudan Desert Sheep (Abrag, Ashgar, Buze´e, Hamari, Kabashi, and Watish): a. Pocket 1, b. Pocket 4, c. Pocket 6, d. Pocket 7, and e. Pocket 9. Percentage of the total variance accounted for the first principal components (PC1, PC2, and PC3) were detailed.