These include the dysregulated expressions of uS3 (S3), eS19, and eS31 in colorectal cancer [13–15]; eL8 (L7a), eL19 (L19), eS27 (S27), and eL37 (L37) in prostate cancer [16–19]; eS27 in cells of breast tumor and gastric carcinoma; and eL5 and eL14 in ovarian cancer [20–22]. Here, RPS27 is linked to colorectal cancer.