Table 1.

List of the identified proteins from eukaryotic cell lysates, which were recognized by antibodies from the COVID-19 patient sera.

Accession Number	Description	Score	Protein Mass, Da	Peptide Matches	Protein Coverage, %
T84 cell line
K1C18_HUMAN	Keratin, type I cytoskeletal 18 OS = Homo sapiens GN = KRT18 PE = 1 SV = 2	190	48,029	23	59.1
ACTG_HUMAN	Actin, cytoplasmic 2 OS = Homo sapiens GN = ACTG1 PE = 1 SV = 1	152	41,766	19	55.3
K2C8_HUMAN	Keratin, type II cytoskeletal 8 OS = Homo sapiens GN = KRT8 PE = 1 SV = 7	146	53,671	23	58.2
VIME_HUMAN	Vimentin OS = Homo sapiens GN = VIM PE = 1 SV = 4	88	53,619	17	45.1
EF1A1_HUMAN	Elongation factor 1-alpha 1 OS = Homo sapiens GN = EEF1A1 PE = 1 SV = 1	43	50,109	10	25.1
A549 cell line
VIME_HUMAN	Vimentin OS = Homo sapiens GN = VIM PE = 1 SV = 4	96	53,619	17	42.5
TUBA1B_HUMAN	Tubulin alpha-1B chain OS = Homo sapiens GN = c PE = 1 SV = 1	64	50,120	13	41.5
K1C18_HUMAN	Keratin, type I cytoskeletal 18 OS = Homo sapiens GN = KRT18 PE = 1 SV = 2	211	48,029	24	59.3
ACTG_HUMAN	Actin, cytoplasmic 2 OS = Homo sapiens GN = ACTG1 PE = 1 SV = 1	67	41,766	12	43.2
ENOA_HUMAN	Alpha-enolase OS = Homo sapiens GN = ENO1 PE = 1 SV = 2	84	47,139	15	49