Identification of Functional Regulatory Residues of the β-Lactam Inducible Penicillin Binding Protein in Methicillin-Resistant Staphylococcus aureus

Table 1

Amino acid composition of PBP-2′ computed using ProtParam server.

Amino acid*	Composition (%)	Hydrophilic (%)	Hydrophobic (%)
Ala	3.9		3.9
Arg	2.1	2.1
Asn	8.5	8.5
Asp	7.5	7.5
Cys	0.0
Gln	3.4	3.4
Glu	6.0	6.0
Gly	7.0		7.0
His	1.6	1.6
Ile	9.3		9.3
Leu	6.9		6.9
Lys	13.6	13.6
Met	2.7
Phe	2.4
Pro	2.5		2.5
Ser	6.3	6.3
Thr	4.3	4.3
Trp	1.0
Tyr	5.5
Val	5.5		5.5
Total	100.0	53.3	35.1

∗The composition of each amino acid residue is indicated in percentage. The composition of hydrophilic amino acids is 53.3% while hydrophobic amino acids constitute 35.1%. The protein can be described as moderately hydrophilic.