Calcium in PDB 1xbu: Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine

The structure of Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine, PDB code: 1xbu was solved by V.Reiland, R.Gilboa, A.Spungin-Bialik, D.Schomburg, Y.Shoham, S.Blumberg, G.Shoham, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 1.20
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	60.970, 60.970, 144.519, 90.00, 90.00, 90.00
R / Rfree (%)	12.3 / 16.3

The structure of Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine also contains other interesting chemical elements:

Iodine	(I)	1 atom
Zinc	(Zn)	2 atoms

The binding sites of Calcium atom in the Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine (pdb code 1xbu). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine, PDB code: 1xbu:

Calcium binding site 1 out of 1 in the Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D- Phenylalanine within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca905 b:8.9 occ:1.00 OD1 A:ASP3 2.2 11.8 0.5 OD1 A:ASP262 2.3 9.9 1.0 O A:HOH1281 2.4 15.0 1.0 O A:ILE4 2.4 9.7 1.0 OD1 A:ASP266 2.5 9.6 1.0 O A:HOH1272 2.5 10.3 1.0 OD2 A:ASP266 2.5 9.8 1.0 OD1 A:ASP3 2.6 13.3 0.5 OD2 A:ASP3 2.8 13.5 0.5 CG A:ASP266 2.9 8.2 1.0 CG A:ASP3 2.9 12.3 0.5 CG A:ASP3 3.4 11.9 0.5 CG A:ASP262 3.4 10.2 1.0 C A:ILE4 3.6 9.7 1.0 OD2 A:ASP262 3.8 15.3 1.0 N A:ILE4 3.9 9.7 1.0 OD2 A:ASP3 3.9 15.5 0.5 CA A:ILE4 4.2 9.2 1.0 C A:ASP3 4.3 10.3 0.5 N A:LEU6 4.3 9.3 1.0 O A:ASP262 4.3 8.4 1.0 CB A:ASP266 4.4 8.4 1.0 CB A:ASP3 4.4 11.5 0.5 O A:HOH1103 4.4 18.4 1.0 O A:HOH1316 4.5 39.0 1.0 N A:PRO5 4.5 9.4 1.0 CB A:ASP3 4.6 11.3 0.5 CA A:PRO5 4.6 9.7 1.0 O A:HOH1393 4.6 33.8 1.0 CB A:ASP262 4.7 8.9 1.0 C A:ASP3 4.7 9.8 0.5 CA A:ASP3 4.7 10.4 0.5 O A:HOH1404 4.7 37.4 1.0 CB A:ILE4 4.7 8.8 1.0 O A:ASP3 4.8 11.0 0.5 CA A:ASP3 4.8 10.3 0.5 C A:PRO5 4.8 8.8 1.0 C A:ASP262 4.8 8.1 1.0 CA A:ASP262 4.9 8.0 1.0 O A:HOH1062 5.0 14.6 1.0 CB A:LEU6 5.0 10.7 1.0

V.Reiland, R.Gilboa, A.Spungin-Bialik, D.Schomburg, Y.Shoham, S.Blumberg, G.Shoham. Streptomyces Griseus Aminopeptidase Complexed with P-Iodo-D-Phenylalanine To Be Published.