Protein Gene ID No. of amino acids Molecular weight Theoretical PI Total no. of –vely charged Residue(Arg+Lys) Total no. of +vely charged Residue(Arg+Lys) Total no. of atoms Extinction coefficient Instability index Aliphatic Index GRAVY COX1 GI563582560 205 22230.4 7.06 7 7 3144 Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water.Ext. coefficient 33710 Abs 0.1% (=1 g/l) 1.516, assuming all pairs of Cys residues form cysteines. Ext. coefficient 33460 Abs 0.1% (=1 g/l) 1.505, assuming all Cys residues are reduced 32.56 (This classifies the protein as stable). 109.8 0.876

Table 1: The physicochemical properties of the Cytochrome c oxidase subunit I (mitochondrion).