GGT5 and hereditary pheochromocytoma-paraganglioma: However, GGT5 expression was significantly lower in PCPG (pheochromocytoma and paraganglioma), BRCA (breast invasive carcinoma), KICH (kidney chromophobe), KIRP (kidney renal papillary cell carcinoma), UCEC (uterine corpus endometrial carcinoma), KIRC (kidney renal clear cell carcinoma), and LIHC (liver hepatocellular carcinoma) making a difference from contiguous common parts.