Research Article

Secondary Structure Preferences of Mn2+ Binding Sites in Bacterial Proteins

Table 4

Probabilities of amino acids and secondary structure elements occurrence near the glutamic acid binding Mn+2. Significantly overrepresented amino acids and secondary structure elements are written in bold font; significantly underrepresented ones are written in italic font.

Position
−5−4−3−2−10+1+2+3+4+5

Secondary structure
Alpha helix0.4389 0.4369 0.4184 0.4169 0.4132 0.4239 0.4369 0.4466 0.46580.47840.4824
Helix 3/10 0.32440.1428 0.1397 0.1206 0.2046 0.2120 0.2941 0.32270.42880.42980.4209
Beta strand0.56670.71250.74860.78760.79060.74220.68790.64410.57200.52350.4387
Random coil0.55140.4260 0.4037 0.3634 0.3782 0.45960.50240.51680.51900.52760.5635

Amino acid residues
Gly0.52110.63360.42370.51530.40630.50830.59280.54020.54350.4032
Ala0.37230.49910.53240.54520.49040.51850.51020.53570.39800.3706
Arg0.54840.39060.1075 0.60850.1092 0.43050.53820.1652 0.62040.4530
Pro0.2502 0.53420.55400.1581 0.1908 0.59710.36860.55690.1365 0.5218
Asp0.52900.43070.39420.61600.59340.39860.61960.36340.53350.5604
Glu0.42560.42990.39100.36540.50800.41570.3132 0.42210.45780.5145
Ser0.43310.47260.3015 0.39920.50430.53400.46780.59440.52380.1456
Thr0.49280.60660.53540.58180.50800.50940.44050.40550.62490.6619
His0.69390.25170.54850.64330.56670.69240.69650.83560.57160.6361
Gln0.34130.2860 0.31840.55470.33510.43160.45730.34490.43920.6356
Leu0.49000.3047 0.51520.47270.60810.48810.3579 0.48900.45320.3911
Val0.43430.54870.66320.3459 0.55960.64400.2802 0.48650.52280.4701
Cys0.0000 0.0000 0.71300.47740.73310.0000 0.67700.50110.49110.4146
Trp0.75660.70770.39420.0000 0.0000 0.80080.0000 0.42960.0000 0.5235
Phe0.65380.60790.74600.64940.60410.38680.58920.51050.51350.5668
Tyr0.53130.58910.40590.33260.42390.48100.38420.67380.53590.5808
Met0.71440.44120.28970.65510.62620.47130.47590.57860.62810.6272
Ile0.59460.65940.58990.47620.68300.44880.55800.53840.51500.5065
Asn0.1730 0.50970.61260.40460.39170.49760.66460.46860.43750.6089
Lys0.39160.3233 0.3320 0.35100.2028 0.1066 0.56810.2369 0.47700.4492