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. 2021 Jul 20;12:4400. doi: 10.1038/s41467-021-24552-4

Table 2.

In silico analysis of primers used for amplification compared to common respiratory flora and other respiratory pathogens.

Number of sequences with % identity 80–100, E value ≤ 10, Query coverage 80–100
Taxonomy ID N Fw N Rv E Fw E Rv S Fw S Rv
Human coronavirus 229E 11,137 0 0 0 0 0 0
Human coronavirus OC43 31,631 0 0 0 0 0 0
Human coronavirus HKU1 290,028 0 0 0 0 0 0
Human coronavirus NL63 277,944 0 0 0 0 0 0
HCoV-SARS 694,009 3 3 21 3 0 0
MERS-CoV 1,335,626 0 0 0 0 0 0
Human adenovirus 1,907,210 0 0 0 0 0 0
Human metapneumovirus 162,145 0 0 0 0 0 0
parainfluenza virus 1 12,730 0 0 0 0 0 0
Human rubalavirus 2 (Parainfluenza virus 2) 1,979,160 0 0 0 0 0 0
parainfluenza virus 3 11,216 0 0 0 0 0 0
Human rubalavirus 4 (Parainfluenza virus 4) 1,979,161 0 0 0 0 0 0
Influenza A 2,072,034 0 0 0 0 0 0
Influenza B 2,072,149 0 0 0 0 0 0
enterovirus (e.g. EV68) 42,789 0 0 0 0 0 0
respiratory syncytial virus 12,814 0 0 0 0 0 0
rhinovirus (Human rhinovirus A1) 573,824 0 0 0 0 0 0
Chlamydia pneumoniae TW-183 182,082 0 0 0 0 0 0
Haemophilus influenzae 727 0 0 0 0 0 0
Legionella pneumophila 446 0 0 0 0 0 0
Mycobacterium tuberculosis 1773 0 0 0 0 0 0
Streptococcus pneumoniae 1313 0 0 0 0 0 0
Streptococcus pyogenes 1314 0 0 0 0 0 0
Bordetella pertussis 520 0 0 0 0 0 0
Mycoplasma pneumoniae 2104 0 0 0 0 0 0
Pneumocystis jirovecii (PJP) 42,068 0 0 0 0 0 0
Candida albicans 5476 0 0 0 0 0 0
Pseudomonas aeruginosa 287 0 0 0 0 0 0
Staphylococcus epidermis 1282 0 0 0 0 0 0
Staphylococcus salivarius 1304 0 0 0 0 0 0

Per FDA definition, cross-reactivity occurs when homology is greater than 80% between the primer and the template sequence in the targeted microorganism. Fw: forward; RV: reverse. Sequences were retrieved from the National Center for Biotechnology Information, https://www.ncbi.nlm.nih.gov/taxonomy/.

Bold entries in table aim at highlighting the result.