https://sites.lifesci.ucla.edu/mbi-home/wp-content/uploads/sites/191/2015/08/UCL_MBI_logo_40.gif00galkin2https://sites.lifesci.ucla.edu/mbi-home/wp-content/uploads/sites/191/2015/08/UCL_MBI_logo_40.gifgalkin22015-09-18 10:30:072015-09-18 10:30:07Substrate specificity of human protein arginine methyltransferase 7 (PRMT7): the importance of acidic residues in the double E loop.