Chemical elements
  Sodium
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Sodium in the structure of The R43Q Active Site Variant of E.Coli Inorganic Pyrophosphatase (pdb 2au7)






The binding sites of Sodium atom in the structure of The R43Q Active Site Variant of E.Coli Inorganic Pyrophosphatase (pdb code 2au7). This binding sites where shown with 5.0 Angstroms radius around Sodium atom.
The 2au7 structure was solved by V.R.SAMYGINA, S.M.AVAEVA, H.D.BARTUNIK, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
Resolution (A)10.0-1.1
Space groupH32
a (A)110.985
b (A)110.985
c (A)73.054
alpha (°)90.00
beta (°)90.00
gamma (°)120.00
Rfactor (%)12.3
Rfree (%)15.3


Sodium Binding Sites:

Sodium binding site 1 out of 1 in 2au7


Sodium binding site 1 out of 1 in 2au7
Click to enlarge
stereopicture of Sodium binding site 1 out of 1 in 2au7
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Sodium in the PDB 2au7. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Sodium atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: Lys142, A: Asp143, A: Leu144, A: Glu145, A: Lys146, A: Gly147, A: Lys148, A: Trp149, A: Hoh354, A: Hoh379, A: Hoh421, A: Hoh441, A: Hoh447, A: Hoh459, A: Hoh529,

conact list:


AtomAtomDistance (A)
NaO A:Lys1422.48
NaCB A:Lys1424.29
NaCB A:Lys1424.59
NaC A:Lys1423.64
NaCA A:Lys1424.68
NaO A:Asp1434.02
NaN A:Asp1434.38
NaC A:Asp1434.05
NaCA A:Asp1434.18
NaN A:Leu1444.54
NaC A:Leu1444.73
NaO A:Glu1452.35
NaN A:Glu1453.84
NaCB A:Glu1454.37
NaCB A:Glu1454.43
NaC A:Glu1453.33
NaCA A:Glu1454.05
NaN A:Lys1464.23
NaC A:Lys1464.61
NaCA A:Lys1464.39
NaN A:Gly1474.38
NaC A:Gly1474.91
NaO A:Lys1482.29
NaN A:Lys1483.84
NaCB A:Lys1484.38
NaCB A:Lys1484.54
NaC A:Lys1483.44
NaCA A:Lys1484.10
NaN A:Trp1494.50
NaCA A:Trp1494.76
NaO A:Hoh3544.23
NaO A:Hoh3792.62
NaO A:Hoh4214.35
NaO A:Hoh4414.49
NaO A:Hoh4472.35
NaO A:Hoh4594.65
NaO A:Hoh5292.44

interactive model:




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