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

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

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Protein Structure
Cyclins are proteins that

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

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Protein Structure
Metastasis involves

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

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