Chemical elements
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    PDB 131d-1bli
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    PDB 3tfs-3v6o
    PDB 3v72-4ag2
    PDB 4aga-4eae
    PDB 4ecn-4g8t
    PDB 4gdt-8icw
    PDB 8icx-9icy

Sodium in the structure of Porcine Pancreatic Elastase/Na-Complex (pdb 1lkb)

The binding sites of Sodium atom in the structure of Porcine Pancreatic Elastase/Na-Complex (pdb code 1lkb). This binding sites where shown with 5.0 Angstroms radius around Sodium atom.
The 1lkb structure was solved by M.S.WEISS, S.PANJIKAR, E.NOWAK, P.A.TUCKER, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
Resolution (A)40.0-1.7
Space groupP212121
a (A)50.170
b (A)58.060
c (A)74.340
alpha (°)90.00
beta (°)90.00
gamma (°)90.00
Rfactor (%)16.9
Rfree (%)20.3

Sodium Binding Sites:

Sodium binding site 1 out of 1 in 1lkb

Sodium binding site 1 out of 1 in 1lkb
Click to enlarge
stereopicture of Sodium binding site 1 out of 1 in 1lkb
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Sodium in the PDB 1lkb. 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: Glu59, A: His60, A: Asn61, A: Leu62, A: Asn63, A: Gln64, A: Asn65, A: Asp66, A: Glu69, A: Tyr71, A: Hoh557, A: Hoh751, A: Hoh753,

conact list:

AtomAtomDistance (A)
NaOE1 A:Glu592.31
NaOE2 A:Glu593.78
NaCD A:Glu593.35
NaCG A:Glu594.65
NaN A:His604.56
NaO A:Asn612.30
NaN A:Asn613.93
NaCB A:Asn614.37
NaC A:Asn613.44
NaCA A:Asn614.14
NaO A:Leu624.84
NaN A:Leu624.47
NaC A:Leu624.60
NaCA A:Leu624.61
NaN A:Asn634.94
NaO A:Gln642.43
NaN A:Gln644.33
NaC A:Gln643.63
NaCA A:Gln644.63
NaN A:Asn654.46
NaC A:Asn654.44
NaCA A:Asn654.37
NaN A:Asp663.80
NaCB A:Asp664.02
NaOD2 A:Asp662.38
NaOD1 A:Asp664.18
NaCG A:Asp663.33
NaCA A:Asp664.52
NaOE1 A:Glu694.49
NaOE2 A:Glu692.38
NaCD A:Glu693.42
NaCG A:Glu693.83
NaOH A:Tyr714.78
NaO A:Hoh5572.38
NaO A:Hoh7514.79
NaO A:Hoh7534.54

interactive model:

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