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Sodium in PDB 5eh7: Human Carbonic Anhydrase II in Complex with Ligand

Enzymatic activity of Human Carbonic Anhydrase II in Complex with Ligand

All present enzymatic activity of Human Carbonic Anhydrase II in Complex with Ligand:
4.2.1.1;

Protein crystallography data

The structure of Human Carbonic Anhydrase II in Complex with Ligand, PDB code: 5eh7 was solved by B.Ren, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.88 / 1.43
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 42.317, 41.601, 72.032, 90.00, 104.06, 90.00
R / Rfree (%) 14.5 / 17.4

Other elements in 5eh7:

The structure of Human Carbonic Anhydrase II in Complex with Ligand also contains other interesting chemical elements:

Chlorine (Cl) 2 atoms
Zinc (Zn) 1 atom

Sodium Binding Sites:

The binding sites of Sodium atom in the Human Carbonic Anhydrase II in Complex with Ligand (pdb code 5eh7). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Human Carbonic Anhydrase II in Complex with Ligand, PDB code: 5eh7:

Sodium binding site 1 out of 1 in 5eh7

Go back to Sodium Binding Sites List in 5eh7
Sodium binding site 1 out of 1 in the Human Carbonic Anhydrase II in Complex with Ligand


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Human Carbonic Anhydrase II in Complex with Ligand within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Na304

b:32.9
occ:0.67
O A:HOH445 2.4 41.2 1.0
O A:HOH436 2.8 23.0 1.0
O A:PRO137 3.2 11.4 1.0
NH1 A:ARG27 3.3 13.7 1.0
C A:PRO137 3.8 11.2 1.0
NH2 A:ARG27 3.8 12.6 1.0
CZ A:ARG27 4.0 10.2 1.0
CB A:PRO137 4.3 11.1 1.0
N A:ASP138 4.3 9.7 1.0
CA A:ASP138 4.4 10.7 1.0
CB A:ASP138 4.4 10.7 1.0
O A:HOH754 4.4 23.7 1.0
CB A:PRO194 4.4 8.3 1.0
OG1 A:THR207 4.5 8.6 1.0
CA A:PRO137 4.6 9.1 1.0

Reference:

L.A.Woods, O.Dolezal, B.Ren, J.H.Ryan, T.S.Peat, S.A.Poulsen. Native State Mass Spectrometry, Surface Plasmon Resonance, and X-Ray Crystallography Correlate Strongly As A Fragment Screening Combination. J.Med.Chem. V. 59 2192 2016.
ISSN: ISSN 0022-2623
PubMed: 26882437
DOI: 10.1021/ACS.JMEDCHEM.5B01940
Page generated: Tue Dec 15 10:56:21 2020

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