Unaudited Condensed Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Collaboration revenue	$ 3,919	$ 760
Operating expenses:
Research and development	27,930	7,758
General and administrative	8,085	5,222
Total operating expense	36,015	12,980
Loss from operations	(32,096)	(12,220)
Other income (expense), net:
Interest income	30	18
Interest expense		(658)
Change in fair value of preferred stock purchase right liability		(980)
Change in fair value of preferred stock warrant liability		(105)
Total other income (expense), net	30	(1,725)
Net loss	$ (32,066)	$ (13,945)
Net loss per share, basic and diluted	$ (0.82)	$ (1.67)
Weighted average shares outstanding, basic and diluted	39,006,794	8,338,892