Potassium in PDB 6jjh: Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4

The structure of Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4, PDB code: 6jjh was solved by Y.S.Zhang, K.Ei Omari, R.Duman, A.Wagner, G.N.Parkinson, D.G.Wei, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.60 / 1.74
Space group	P 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	29.856, 23.647, 31.052, 90.00, 107.59, 90.00
R / Rfree (%)	23.9 / 29.1

The binding sites of Potassium atom in the Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4 (pdb code 6jjh). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4, PDB code: 6jjh:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in the Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4 within 5.0Å range: probe atom residue distance (Å) B Occ B:K103 b:23.7 occ:0.50 O6 B:G10 2.5 32.6 1.0 O6 B:G13 2.6 28.1 1.0 O6 B:G12 2.7 21.0 1.0 O6 B:G9 2.9 23.5 1.0 C6 B:G10 3.3 34.0 1.0 C6 B:G13 3.5 28.1 1.0 C6 B:G12 3.5 22.1 1.0 N1 B:G10 3.5 31.2 1.0 K B:K104 3.5 25.1 0.5 C6 B:G9 3.6 26.2 1.0 N1 B:G9 3.8 25.8 1.0 N1 B:G13 3.8 31.1 1.0 N1 B:G12 3.9 21.7 1.0 C5 B:G10 4.6 34.9 1.0 C5 B:G12 4.7 24.4 1.0 C5 B:G13 4.7 28.0 1.0 NB B:POH101 4.8 32.3 0.5 C5 B:G9 4.8 28.1 1.0 C2 B:G10 4.8 31.5 1.0

Potassium binding site 2 out of 3 in the Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4 within 5.0Å range: probe atom residue distance (Å) B Occ B:K104 b:25.1 occ:0.50 O6 B:G7 2.7 22.9 1.0 O6 B:G2 2.7 23.2 1.0 O6 B:G9 2.7 23.5 1.0 O6 B:G12 2.8 21.0 1.0 K B:K105 3.5 24.6 0.5 K B:K103 3.5 23.7 0.5 C6 B:G9 3.6 26.2 1.0 C6 B:G7 3.6 25.7 1.0 C6 B:G2 3.7 21.8 1.0 C6 B:G12 3.7 22.1 1.0 N1 B:G9 3.9 25.8 1.0 N1 B:G7 3.9 23.9 1.0 N1 B:G2 4.0 24.7 1.0 N1 B:G12 4.0 21.7 1.0 C5 B:G7 4.8 25.0 1.0 C5 B:G9 4.8 28.1 1.0 C5 B:G2 4.9 23.0 1.0 C5 B:G12 4.9 24.4 1.0

Potassium binding site 3 out of 3 in the Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4 within 5.0Å range: probe atom residue distance (Å) B Occ B:K105 b:24.6 occ:0.50 O6 B:G6 2.6 27.5 1.0 O6 B:G1 2.7 27.0 1.0 O6 B:G7 2.9 22.9 1.0 O6 B:G2 3.0 23.2 1.0 K B:K104 3.5 25.1 0.5 C6 B:G6 3.6 28.3 1.0 C6 B:G1 3.6 27.6 1.0 C6 B:G7 3.7 25.7 1.0 C6 B:G2 3.8 21.8 1.0 N1 B:G1 3.9 25.5 1.0 N1 B:G6 3.9 25.9 1.0 N1 B:G2 4.1 24.7 1.0 N1 B:G7 4.1 23.9 1.0 C5 B:G6 4.9 28.1 1.0 C5 B:G1 4.9 28.6 1.0 C5 B:G7 4.9 25.0 1.0 N3 B:C5 4.9 34.1 1.0 C5 B:G2 4.9 23.0 1.0

Y.S.Zhang, K.Ei Omari, R.Duman, A.Wagner, G.N.Parkinson, D.G.Wei. Crystal Structure of A Two-Quartet Rna Parallel G-Quadruplex Complexed with the Porphyrin TMPYP4 To Be Published.