Condensed Consolidated Balance Sheets (unaudited) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 109,558	$ 45,747
Restricted cash	329
Prepaid expenses and other current assets	2,343	2,171
Total current assets	112,230	47,918
Property and equipment, net	3,753	4,503
Operating lease right-of-use assets	608	1,355
Restricted cash	1,089	329
Other assets	1,783	762
Total assets	119,463	54,867
Current liabilities:
Accounts payable	2,900	3,125
Accrued expenses and other current liabilities	7,321	4,258
Operating lease liabilities	654	1,074
Deferred revenue	2,730	9,789
Total current liabilities	13,605	18,246
Operating lease liabilities, net of current portion	3	379
Deferred revenue, net of current portion	12,633	1,926
Total liabilities	26,241	20,551
Commitments and contingencies (Note 8)
Stockholders’ equity:
Preferred stock, $0.001 par value, 10,000,000 shares authorized at September 30, 2022 and December 31, 2021; no shares issued and outstanding at September 30, 2022 and December 31, 2021
Common stock, $0.001 par value; 200,000,000 shares authorized at September 30, 2022 and December 31, 2021; 31,827,008 and 13,007,178 shares issued and outstanding at September 30, 2022 and December 31, 2021, respectively	32	13
Additional paid-in capital	327,630	227,700
Accumulated deficit	(234,440)	(193,397)
Total stockholders’ equity	93,222	34,316
Total liabilities and stockholders’ equity	$ 119,463	$ 54,867