Protein Structure
BRACl, an inherited form of breast cancer, regulates cell division by

binding to the cell outer membrane
complexing with cyclins
binding to a DNA sequence
binding to the protein RAD 51 which repairs DNA damage

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Protein Structure
Cyclins are proteins that

regulate apoptosis of damaged cells
None of these
regulate passage from one stage of cell division to another
regulate ability of cells to invade tissue

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Protein Structure
Metastasis involves

ability of cells to dissolve cellular matrix
decreased levels of proteins that regulate metalloproteins
All of these
metalloprotein levels

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