TY - GEN AU - Hoffman,M TI - Getting a handle on Ras activity SN - 0036-8075 PY - 1992///0428 KW - Animals KW - Binding Sites KW - GTP Phosphohydrolases KW - metabolism KW - GTPase-Activating Proteins KW - Proteins KW - Signal Transduction KW - ras GTPase-Activating Proteins N1 - Publication Type: Comment; News UR - https://doi.org/10.1126/science.1553541 ER -