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Sodium in PDB 3rm2: Human Thrombin in Complex with MI003

Enzymatic activity of Human Thrombin in Complex with MI003

All present enzymatic activity of Human Thrombin in Complex with MI003:
3.4.21.5;

Protein crystallography data

The structure of Human Thrombin in Complex with MI003, PDB code: 3rm2 was solved by A.Biela, A.Heine, G.Klebe, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 20.11 / 1.23
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 69.800, 71.500, 71.900, 90.00, 99.90, 90.00
R / Rfree (%) 14 / 16.3

Sodium Binding Sites:

The binding sites of Sodium atom in the Human Thrombin in Complex with MI003 (pdb code 3rm2). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 2 binding sites of Sodium where determined in the Human Thrombin in Complex with MI003, PDB code: 3rm2:
Jump to Sodium binding site number: 1; 2;

Sodium binding site 1 out of 2 in 3rm2

Go back to Sodium Binding Sites List in 3rm2
Sodium binding site 1 out of 2 in the Human Thrombin in Complex with MI003


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Human Thrombin in Complex with MI003 within 5.0Å range:
probe atom residue distance (Å) B Occ
H:Na5

b:12.5
occ:1.00
O H:THR172 2.3 12.4 1.0
O H:LYS169 2.4 13.0 1.0
O H:HOH1093 2.4 14.4 1.0
O H:HOH1217 2.4 19.2 1.0
O H:HOH1172 2.5 17.7 1.0
C H:LYS169 3.5 13.2 1.0
C H:THR172 3.5 11.7 1.0
CA H:ASP170 4.1 13.4 1.0
N H:ASP170 4.2 12.6 1.0
N H:THR172 4.3 12.4 1.0
CA H:ARG173 4.4 12.6 1.0
N H:ARG173 4.4 11.5 1.0
C H:ASP170 4.4 13.8 1.0
CA H:LYS169 4.5 13.4 1.0
CA H:THR172 4.5 12.9 1.0
O H:HOH1305 4.5 30.8 1.0
CG2 H:THR172 4.7 13.4 1.0
OD1 H:ASP170 4.8 19.5 1.0
O H:ASP170 4.8 14.2 1.0
N H:SER171 4.9 13.2 1.0
CB H:LYS169 4.9 14.8 1.0
O H:ILE174 4.9 12.1 1.0
C H:ARG173 4.9 12.7 1.0
O H:HOH1234 4.9 21.4 1.0

Sodium binding site 2 out of 2 in 3rm2

Go back to Sodium Binding Sites List in 3rm2
Sodium binding site 2 out of 2 in the Human Thrombin in Complex with MI003


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of Human Thrombin in Complex with MI003 within 5.0Å range:
probe atom residue distance (Å) B Occ
H:Na6

b:15.8
occ:1.00
O H:ARG221A 2.3 17.1 1.0
O H:HOH1344 2.4 15.7 1.0
O H:HOH1215 2.4 16.0 1.0
O H:LYS224 2.4 14.6 1.0
O H:HOH1114 2.5 14.2 1.0
O H:HOH1223 2.6 17.5 1.0
C H:ARG221A 3.4 17.6 1.0
C H:LYS224 3.5 13.5 1.0
N H:LYS224 3.8 15.9 1.0
O H:HOH1165 3.9 14.4 1.0
O H:HOH1241 3.9 19.9 1.0
N H:ARG221A 4.0 15.9 1.0
O H:TYR184A 4.1 16.1 1.0
C H:ASP221 4.1 16.8 1.0
CA H:LYS224 4.2 14.9 1.0
N H:GLY223 4.2 20.2 1.0
N H:ASP222 4.2 19.2 1.0
O H:HOH1092 4.2 14.8 1.0
CA H:ASP222 4.3 20.6 1.0
CA H:ARG221A 4.3 16.9 1.0
CA H:ASP221 4.4 16.4 1.0
C H:ASP222 4.5 20.9 1.0
N H:TYR225 4.5 12.7 1.0
O H:ASP221 4.5 18.0 1.0
CB H:LYS224 4.5 16.1 1.0
OD1 H:ASP221 4.7 17.4 1.0
CA H:TYR225 4.8 11.8 1.0
O H:HOH1190 4.8 18.0 1.0
C H:GLY223 4.8 17.7 1.0

Reference:

A.Biela, F.Sielaff, F.Terwesten, A.Heine, T.Steinmetzer, G.Klebe. Ligand Binding Stepwise Disrupts Water Network in Thrombin: Enthalpic and Entropic Changes Reveal Classical Hydrophobic Effect J.Med.Chem. V. 55 6094 2012.
ISSN: ISSN 0022-2623
PubMed: 22612268
DOI: 10.1021/JM300337Q
Page generated: Sun Aug 17 17:16:25 2025

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