NKRF and obesity due to melanocortin 4 receptor deficiency: MiR‐29b regulates NKRF expression, impacts mesangial cell proliferation, the release of inflammatory mediators, and interstitial fibrosis in Henoch Schönlein purpura nephritis.[44] Furthermore, miR‐802 directly binds to the 3ʹ UTR of NKRF in the context of obesity‐related nephropathy.