Calcium in PDB 1s0w: 1B Lactamse/ B Lactamase Inhibitor

The structure of 1B Lactamse/ B Lactamase Inhibitor, PDB code: 1s0w was solved by G.Schreiber, D.Reichman, 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 / 2.30
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	45.785, 125.507, 158.763, 90.00, 90.00, 90.00
R / Rfree (%)	21.2 / n/a

The binding sites of Calcium atom in the 1B Lactamse/ B Lactamase Inhibitor (pdb code 1s0w). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the 1B Lactamse/ B Lactamase Inhibitor, PDB code: 1s0w:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the 1B Lactamse/ B Lactamase Inhibitor


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of 1B Lactamse/ B Lactamase Inhibitor within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca602 b:30.3 occ:1.00 O C:ARG1144 2.6 28.4 1.0 OD2 C:ASP1133 2.7 21.0 1.0 OD2 C:ASP1135 2.7 27.1 1.0 O C:HOH1240 2.7 26.4 1.0 OD1 C:ASP1133 3.2 25.3 1.0 CG C:ASP1133 3.2 24.0 1.0 C C:ARG1144 3.7 28.0 1.0 CG C:ASP1135 3.8 30.2 1.0 OD1 C:ASP1135 4.1 31.9 1.0 CA C:GLY1145 4.3 26.1 1.0 N C:GLY1145 4.4 27.2 1.0 CB C:ARG1144 4.4 31.0 1.0 O C:ASP1163 4.4 24.5 1.0 N C:GLY1136 4.6 28.7 1.0 CB C:ASP1133 4.6 25.4 1.0 O C:HOH1173 4.6 19.2 1.0 O C:HOH1242 4.7 21.7 1.0 CA C:ARG1144 4.7 29.2 1.0 CG2 C:VAL1165 4.8 36.9 1.0 CA C:GLY1136 4.8 28.5 1.0 C C:ASP1135 4.9 28.9 1.0 N C:ASP1135 4.9 29.5 1.0

Calcium binding site 2 out of 2 in the 1B Lactamse/ B Lactamase Inhibitor


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of 1B Lactamse/ B Lactamase Inhibitor within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca601 b:32.3 occ:1.00 O D:ARG1144 2.6 31.2 1.0 OD2 D:ASP1135 2.6 33.1 1.0 OD2 D:ASP1133 2.7 23.8 1.0 OD1 D:ASP1133 2.8 26.1 1.0 CG D:ASP1133 3.1 27.7 1.0 CG D:ASP1135 3.7 32.5 1.0 C D:ARG1144 3.7 29.5 1.0 OD1 D:ASP1135 4.1 34.6 1.0 O D:HOH1178 4.1 26.0 1.0 CA D:GLY1145 4.3 26.1 1.0 CB D:ASP1133 4.5 26.8 1.0 N D:GLY1136 4.5 33.7 1.0 N D:GLY1145 4.5 28.9 1.0 CB D:ARG1144 4.5 32.7 1.0 O D:ASP1163 4.6 30.9 1.0 N D:ASP1135 4.7 33.4 1.0 CA D:GLY1136 4.8 32.2 1.0 CA D:ARG1144 4.8 31.4 1.0 C D:ASP1135 4.8 34.3 1.0 CG1 D:VAL1134 4.8 35.1 1.0 O D:HOH1232 4.9 26.4 1.0 CB D:ASP1135 5.0 33.9 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