Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 8,484	$ 2,336
Available-for-sale investments	80,070	105,575
Other receivables	426	435
Prepaid expenses	4,375	5,223
Total current assets	93,355	113,569
Restricted cash	733
Property and equipment, net	558	543
Operating lease, right-of-use assets	827	1,267
Financing lease, right-of-use assets	368
Other assets	175	158
Total assets	96,016	115,537
Current liabilities:
Accounts payable	1,674	1,031
Accrued expenses	6,610	4,002
Current portion of operating lease liability	906	980
Current portion of financing lease liability	70
Total current liabilities	9,260	6,013
Long-term operating lease liability, net of current portion		398
Long-term financing lease liability, net of current portion	298
Commitments and contingencies (Note 4)
Stockholders’ equity:
Preferred stock, $0.001 par value per share; 5,000,000 undesignated authorized shares as of June 30, 2022 (unaudited) and December 31, 2021; Class X Convertible Preferred Stock, issued and outstanding shares - 0 as of June 30, 2022 (unaudited) and December 31, 2021
Common stock, $0.001 par value per share; 85,000,000 and 42,500,000 authorized shares as of June 30, 2022 (unaudited) and December 31, 2021, respectively; issued and outstanding shares - 28,127,458 and 27,793,035 as of June 30, 2022 (unaudited) and December 31, 2021, respectively	28	28
Additional paid-in capital	484,286	481,832
Accumulated other comprehensive loss	(810)	(263)
Accumulated deficit	(396,869)	(372,296)
Total aTyr Pharma, Inc. stockholders’ equity	86,635	109,301
Noncontrolling interest in Pangu BioPharma Limited	(177)	(175)
Total stockholders’ equity	86,458	109,126
Total liabilities and stockholders’ equity	$ 96,016	$ 115,537

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).