Calcium in PDB 1xxm: The Modular Architecture of Protein-Protein Binding Site

All present enzymatic activity of The Modular Architecture of Protein-Protein Binding Site:
3.5.2.6;

The structure of The Modular Architecture of Protein-Protein Binding Site, PDB code: 1xxm was solved by D.Reichmann, O.Rahat, S.Albeck, R.Meged, O.Dym, G.Schreiber, Israel Structural Proteomics Center (Ispc), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 1.90
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	45.706, 124.473, 156.951, 90.00, 90.00, 90.00
R / Rfree (%)	21.9 / 24.7

The binding sites of Calcium atom in the The Modular Architecture of Protein-Protein Binding Site (pdb code 1xxm). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the The Modular Architecture of Protein-Protein Binding Site, PDB code: 1xxm:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the The Modular Architecture of Protein-Protein Binding Site


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Modular Architecture of Protein-Protein Binding Site within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca2002 b:79.4 occ:1.00 O C:ASP1163 3.0 22.7 1.0 OD2 C:ASP1133 3.0 24.1 1.0 O C:ARG1144 3.7 39.7 1.0 CA C:GLY1145 3.9 29.3 1.0 CG C:ASP1133 4.1 23.3 1.0 C C:ARG1144 4.2 39.7 1.0 C C:ASP1163 4.2 24.9 1.0 N C:GLY1145 4.3 35.4 1.0 CG1 C:VAL1165 4.3 31.2 1.0 OD1 C:ASP1133 4.4 23.5 1.0 O C:HOH757 4.5 28.1 1.0 CG2 C:VAL1165 4.5 32.4 1.0 CA C:LEU1164 4.7 22.3 1.0 N C:VAL1165 4.7 24.8 1.0 CB C:ASP1163 4.9 29.2 1.0 N C:LEU1164 5.0 23.3 1.0 C C:LEU1164 5.0 23.5 1.0

Calcium binding site 2 out of 2 in the The Modular Architecture of Protein-Protein Binding Site


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of The Modular Architecture of Protein-Protein Binding Site within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca2001 b:98.3 occ:1.00 OD2 D:ASP1133 3.1 30.0 1.0 O D:ARG1144 3.4 45.0 1.0 OD1 D:ASP1133 3.5 29.3 1.0 CG D:ASP1133 3.7 27.4 1.0 C D:ARG1144 4.1 42.9 1.0 CA D:GLY1145 4.4 34.4 1.0 N D:GLY1145 4.6 39.3 1.0 O D:ASP1163 4.6 32.7 1.0 CB D:ARG1144 4.6 45.6 1.0 C D:ASP1135 4.7 38.5 1.0 N D:GLY1136 4.8 36.9 1.0 O D:ASP1135 4.9 37.9 1.0 CB D:ASP1135 4.9 41.6 1.0 CA D:GLY1136 5.0 36.5 1.0

D.Reichmann, O.Rahat, S.Albeck, R.Meged, O.Dym, G.Schreiber. The Modular Architecture of Protein-Protein Binding Interfaces Proc.Natl.Acad.Sci.Usa V. 102 57 2005.
ISSN: ISSN 0027-8424
PubMed: 15618400
DOI: 10.1073/PNAS.0407280102