<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND> This schedule contains summary financial information extracted from
the consolidated balance sheet as of September 30, 2000 and the consolidated
statement of operations for the nine-month period ended September 30, 2000 and
is qualified in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 23,299
<SECURITIES> 0
<RECEIVABLES> 4
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 23,522
<PP&E> 5,859
<DEPRECIATION> 3,790
<TOTAL-ASSETS> 26,536
<CURRENT-LIABILITIES> 3,798
<BONDS> 0
0
0
<COMMON> 181
<OTHER-SE> 22,399
<TOTAL-LIABILITY-AND-EQUITY> 26,536
<SALES> 0
<TOTAL-REVENUES> 2,462
<CGS> 0
<TOTAL-COSTS> 0
<OTHER-EXPENSES> 14,539
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (11,249)
<INCOME-TAX> 0
<INCOME-CONTINUING> (11,249)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (11,249)
<EPS-BASIC> (0.69)
<EPS-DILUTED> (0.69)
</TABLE>