Consolidated balance sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 81,347	$ 186,816
Restricted cash	115	164
Short-term investments	44,480	3,918
Other current assets	7,603	13,526
Total current assets	133,545	204,424
Operating lease right-of-use assets	7,698	8,789
Property and equipment, net	4,816	6,180
Long-term investments		15,110
Other assets	634	866
Total assets	146,693	235,369
Current liabilities:
Accounts payable	4,737	3,015
Accrued liabilities	16,039	25,394
Operating lease liabilities, current	3,035	2,769
Finance lease liabilities, current	108	138
Deferred Revenue from customers, current	467
Deferred Revenue from collaborations, current	8,743	7,641
Total current liabilities	33,129	38,957
Operating lease liabilities, net of current portion	9,201	11,287
Finance lease liabilities, net of current portion	230	261
Long term liabilities		133
Deferred revenue from customers	233
Total liabilities	42,793	50,638
Commitments and contingencies (Note 12)
Stockholders’ equity:
Preferred Stock, $0.0001 par value; 10,000,000 shares authorized as of December 31, 2022 and 2021, respectively; no shares issued and outstanding as of December 31, 2022 and 2021, respectively.
Common stock, $0.0001 par value; 320,000,000 shares authorized as of December 31, 2022 and 2021, respectively; 42,922,980 and 42,690,229 shares issued and outstanding as of December 31, 2022 and 2021, respectively	4	4
Additional paid-in capital	502,613	487,347
Accumulated deficit	(399,118)	(303,072)
Accumulated other comprehensive income	401	452
Total stockholders’ equity	103,900	184,731
Total liabilities, redeemable convertible preferred stock, and stockholders’ equity	$ 146,693	$ 235,369