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. 2022 Aug 24;171:105736. doi: 10.1016/j.micpath.2022.105736

Table 1.

The physicochemical parameters, antigenicity and allergenicity of NOM and FNOM Proteins.

Characteristics FNOM NOM
Number of amino acids 559 337
Molecular weight (dalton) 60778.29 37513.55
Total number of negatively charged residues (Asp + Glu) 43 19
Total number of positively charged residues (Arg + Lys) 59 32
Theoretical isoelectric point (pI) 5.14 9.53 9.62
Estimated half-life 4.4 h (mammalian reticulocytes, in vitro). >20 h (yeast, in vivo). >10 h (Escherichia coli, in vivo). >20 h (mammalian reticulocytes, in vitro). >20 h (yeast, in vivo). ? (Escherichia coli, in vivo).
Instability index 33.27 35.75
Aliphatic index 93.60 97.92
Grand average hydropathy −0.101 0.177
Antigenicity 0.5507 0.5999
Allergenicity Non-allergen Non-allergen