Potassium in the structure of Plasticity of the Kink Turn Structural Motif (pdb 3iin)

The binding sites of Potassium atom in the structure of Plasticity of the Kink Turn Structural Motif (pdb code 3iin). This binding sites where shown with 5.0 Angstroms radius around Potassium atom. The 3iin structure was solved by S.V.LIPCHOCK, S.A.STROBEL, A.H.ANTONIOLI, J.C.COCHRANE, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 50.0-4.2 Space group P4122 a (A) 109.826 b (A) 109.826 c (A) 250.218 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 29 Rfree (%) 32.3 Potassium Binding Sites: Potassium binding site 1 out of 5 in 3iin Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Potassium in the PDB 3iin. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Potassium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: A87, B: C88, B: A127, B: G128, B: C171, B: A172, C: Dg206, C: Da207, B: Mg1, C: Hoh101, conact list: Atom Atom Distance (A) K OP1 B:A87 3.86 K C3' B:A87 4.94 K P B:A87 4.50 K O3' B:A87 4.52 K C5' B:A87 4.08 K C4' B:A87 4.90 K O5' B:A87 3.87 K OP1 B:C88 4.94 K P B:C88 4.36 K OP2 B:C88 3.24 K C3' B:A127 4.57 K O3' B:A127 3.32 K C4' B:A127 4.66 K OP1 B:G128 2.70 K P B:G128 3.62 K OP2 B:G128 4.59 K C5' B:G128 4.85 K O5' B:G128 4.79 K C3' B:C171 4.31 K O3' B:C171 3.22 K C2' B:C171 4.55 K O2' B:C171 3.63 K OP1 B:A172 4.19 K P B:A172 3.35 K OP2 B:A172 2.45 K O5' B:A172 4.61 K C3' C:Dg206 4.48 K O3' C:Dg206 3.23 K C2' C:Dg206 4.77 K P C:Da207 3.60 K OP2 C:Da207 3.02 K O5' C:Da207 3.82 K MG B:Mg1 4.04 K O C:Hoh101 2.30 interactive model: Potassium binding site 2 out of 5 in 3iin Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Potassium in the PDB 3iin. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Potassium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: A149, B: A150, B: G151, B: G152, B: C153, B: C159, B: U160, conact list: Atom Atom Distance (A) K C3' B:A149 4.72 K O3' B:A149 4.03 K C2' B:A149 4.42 K O2' B:A149 3.26 K C3' B:A150 4.98 K C8 B:A150 4.66 K P B:A150 3.72 K N7 B:A150 4.95 K OP2 B:A150 2.92 K C5' B:A150 4.84 K O5' B:A150 3.52 K C8 B:G151 4.42 K C6 B:G151 4.16 K C5 B:G151 4.11 K N7 B:G151 3.37 K OP2 B:G151 4.32 K O6 B:G151 3.52 K C6 B:G152 4.34 K C5 B:G152 4.81 K N7 B:G152 4.52 K O6 B:G152 3.34 K N4 B:C153 4.95 K N4 B:C159 4.30 K O4 B:U160 4.60 interactive model: Potassium binding site 3 out of 5 in 3iin Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 3 of Potassium in the PDB 3iin. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Potassium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: U124, B: U126, B: A127, B: C171, B: Mg1023, conact list: Atom Atom Distance (A) K OP1 B:U124 3.91 K P B:U124 4.29 K OP2 B:U124 3.63 K C2 B:U126 4.38 K O2 B:U126 3.28 K O2' B:U126 3.81 K OP2 B:A127 4.70 K OP1 B:C171 3.81 K P B:C171 3.67 K O4' B:C171 4.52 K OP2 B:C171 3.41 K C5' B:C171 4.40 K O5' B:C171 3.37 K MG B:Mg1023 4.29 interactive model: Potassium binding site 4 out of 5 in 3iin Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 4 of Potassium in the PDB 3iin. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Potassium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: G8, B: U9, conact list: Atom Atom Distance (A) K C6 B:G8 4.74 K C5 B:G8 4.81 K N7 B:G8 4.24 K O6 B:G8 4.08 K O4 B:U9 4.54 interactive model: Potassium binding site 5 out of 5 in 3iin Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 5 of Potassium in the PDB 3iin. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Potassium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: G22, B: G23, B: G24, conact list: Atom Atom Distance (A) K C8 B:G22 4.79 K C6 B:G22 4.48 K C5 B:G22 4.40 K N7 B:G22 4.01 K OP2 B:G22 4.42 K O6 B:G22 4.18 K N7 B:G23 4.75 K O6 B:G23 4.23 K C6 B:G24 4.54 K O6 B:G24 3.40 interactive model: