Angiotensin II-inducible platelet-derived growth factor-D transcription requires specific Ser/Thr residues in the second zinc finger region of Sp1 - Tan, N.; Midgley, V.; Kavurma, M.; Santiago, F.; Luo, X.; Peden, R.; Fahmy, R.; Berndt, Michael; Molloy, M.; Khachigian, L. (Lippincott Williams & Wilkins, 2008)