relation("BCTumorCells", "are a kind of", "human cancer cell", "what");
relation("BRCA1 mutant protein", "does not inhibit S-phase in", "human cancer cells", "what");
relation("BRCA1 mutated gene", "causes", "BRCA1 mutated protein", "what");
relation("BRCA1 protein", "causes expression of", "p21 protein", "what");
relation("BRCA1 protein", "does inhibit S-phase cell-cycle progression in", "p21+/+ cells", "what");
relation("BRCA1 protein", "does not inhibit S-phase cell-cycle progression in", "p21-/- cells", "what");
relation("BRCA1 protein", "induces", "p21 protein", "what");
relation("BRCA1 protein", "inhibits S-phase cell-cycle progression in", "human cancer cells", "what");
relation("BRCA1 protein", "interacts with", "RAD51 protein", "what");
relation("BRCA1 protein", "is a", "transcription factor", "what");
relation("BRCA1 protein", "is found in", "the cell nucleus", "what");
relation("BRCA1 protein", "regulates", "cell growth", "what");
relation("Nature 1997 Sep 11;389(6647):187-90", "is citation for", "this", "where");
relation("RAD51 protein", "is a", "recombination protein", "what");
relation("RAD51 protein", "is a", "repair protein", "what");
relation("S-phase", "is a phase" of "cell cycle", "what");
relation("S-phase", "is a synonym" for "DNA synthesis phase", "what");
relation("cell cycle", "is a property of", "human cancer cells", "what");
relation("cell cycle", "is a property of", "normal cells", "what");
relation("cell growth", "is a property of", "cell", "what");
relation("hereditary breast cancer", "is a kind of", "breast cancer", "what");
relation("missing BRCA1 protein", "kills mice before", "day 8", "what");
relation("mutated BRCA1 gene", "causes 100-fold higher rates of breast cancer in", "young women" , "what");
relation("mutated BRCA1 gene", "is a kind of", "BRCA1 gene", "what");
relation("mutated BRCA1 protein", "causes", "hereditary breast cancer", "what");
relation("mutated BRCA1 protein", "causes", "hereditary ovarian cancer", "what");
relation("mutated BRCA1 protein", "is a kind of", "BRCA1 protein", "what");
relation("p21 protein", "inhibits", "cyclin-dependent kinases", "what");
relation("p21 protein", "is also known as", "p21WAF1/CIP1", "what");
relation("p21 protein", "stops", "cell cycle", "what");
relation("p21 protein", "stops", "cell growth", "what");
relation("this", "authored at", "19104" , "what");
relation("this", "authored at", "Department of Medicine", "where");
relation("this", "authored at", "Howard Hughes Medical Institute", "where");
relation("this", "authored at", "Laboratory of Molecular Oncology and Cell Cycle Regulation", "where");
relation("this", "authored at", "Philadelphia", "where");
relation("this", "authored at", "School of Medicine", "where");
relation("this", "authored at", "USA", "where");
relation("this", "authored at", "University of Pennsylvania", "where");
relation("this", "authored by", "El-Deiry WS", "who");
relation("this", "authored by", "Houvras Y", "who");
relation("this", "authored by", "Licht JD", "who");
relation("this", "authored by", "Peng Y", "who");
relation("this", "authored by", "Somasundaram K", "who");
relation("this", "authored by", "Weber BL", "who");
relation("this", "authored by", "Wu GS", "who");
relation("this", "authored by", "Zeng YX", "who");
relation("this", "authored by", "Zhang H", "who");
relation("this", "authored by", "Zhang H", "wh