TY - RPRT TI - Tandem Directional CTCF Sites Balance Protocadherin Promoter Usage AU - Wu, Q. AU - Guo, Y. AU - Lu, Y. AU - Li, J. AU - Wu, Y. AU - Jia, Z. PY - 2019 DO - 10.1101/525543 UR - https://www.biorxiv.org/content/10.1101/525543v1 ID - 10.1101/525543 ER -