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Potassium in PDB 1l2x: Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot

Protein crystallography data

The structure of Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot, PDB code: 1l2x was solved by M.Egli, G.Minasov, L.Su, A.Rich, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.00 / 1.25
Space group P 32 2 1
Cell size a, b, c (Å), α, β, γ (°) 30.160, 30.160, 140.278, 90.00, 90.00, 120.00
R / Rfree (%) 14.2 / 20.7

Other elements in 1l2x:

The structure of Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot also contains other interesting chemical elements:

Magnesium (Mg) 6 atoms
Sodium (Na) 3 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot (pdb code 1l2x). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot, PDB code: 1l2x:

Potassium binding site 1 out of 1 in 1l2x

Go back to Potassium Binding Sites List in 1l2x
Potassium binding site 1 out of 1 in the Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Atomic Resolution Crystal Structure of A Viral Rna Pseudoknot within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K64

b:31.1
occ:0.50
O2' A:GTP1 2.5 17.3 0.5
OP2 A:G2 2.7 22.9 1.0
O A:HOH66 2.8 30.6 0.5
O A:HOH65 2.9 37.6 0.5
O2' A:GTP1 3.0 15.3 0.5
O A:HOH102 3.1 39.3 1.0
N7 A:G2 3.1 16.0 1.0
C2' A:GTP1 3.4 16.2 0.5
C2' A:GTP1 3.5 16.6 0.5
O A:HOH56 3.7 23.7 0.5
C8 A:G2 3.7 18.5 1.0
O3' A:GTP1 3.7 17.1 0.5
O3' A:GTP1 3.7 18.2 0.5
P A:G2 3.8 19.9 1.0
O A:HOH114 3.9 24.2 1.0
C3' A:GTP1 4.1 16.5 0.5
C3' A:GTP1 4.2 18.3 0.5
C5 A:G2 4.2 14.0 1.0
O A:HOH56 4.4 34.1 0.5
O A:HOH162 4.4 32.8 1.0
O5' A:G2 4.5 18.0 1.0
O6 A:G2 4.6 15.4 1.0
C1' A:GTP1 4.7 16.5 0.5
C6 A:G2 4.8 13.2 1.0
O A:HOH86 4.9 31.3 1.0
C1' A:GTP1 4.9 17.0 0.5
N9 A:G2 4.9 16.7 1.0

Reference:

M.Egli, G.Minasov, L.Su, A.Rich. Metal Ions and Flexibility in A Viral Rna Pseudoknot at Atomic Resolution. Proc.Natl.Acad.Sci.Usa V. 99 4302 2002.
ISSN: ISSN 0027-8424
PubMed: 11904368
DOI: 10.1073/PNAS.062055599
Page generated: Sun Dec 13 22:47:28 2020

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