Calcium in PDB 1urx: Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose

All present enzymatic activity of Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose:
3.2.1.81;

The structure of Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose, PDB code: 1urx was solved by J.Allouch, W.Helbert, B.Henrissat, M.Czjzek, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.20 / 1.70
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	51.380, 51.380, 205.360, 90.00, 90.00, 120.00
R / Rfree (%)	15.5 / 18.2

The binding sites of Calcium atom in the Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose (pdb code 1urx). 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 Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose, PDB code: 1urx:

Calcium binding site 1 out of 1 in the Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystallographic Structure of Beta-Agarase A in Complex with Oligoagarose within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1300 b:15.3 occ:1.00 O A:SER91 2.2 14.8 1.0 O A:SER47 2.3 14.7 1.0 OD1 A:ASP22 2.4 18.1 1.0 OD1 A:ASP279 2.4 15.9 1.0 O A:ASP279 2.5 11.8 1.0 O A:HOH2328 2.5 20.8 1.0 OD1 A:ASN49 2.5 18.5 1.0 C A:SER91 3.4 15.3 1.0 CG A:ASP22 3.5 20.6 1.0 CG A:ASP279 3.5 15.7 1.0 C A:SER47 3.5 14.4 1.0 C A:ASP279 3.5 13.0 1.0 CG A:ASN49 3.6 19.6 1.0 OD2 A:ASP22 3.9 21.5 1.0 CA A:ASP279 4.0 12.6 1.0 CA A:SER91 4.1 16.3 1.0 ND2 A:ASN49 4.1 21.2 1.0 CA A:SER47 4.2 14.6 1.0 OD2 A:ASP279 4.3 18.5 1.0 O A:HOH2330 4.3 31.4 1.0 O A:HOH2329 4.3 30.4 1.0 CB A:ASP279 4.3 12.6 1.0 CB A:SER47 4.3 15.2 1.0 N A:GLN92 4.4 14.3 1.0 CB A:SER91 4.5 17.1 1.0 C A:PHE48 4.5 17.4 1.0 N A:PHE48 4.6 14.8 1.0 N A:ASN49 4.6 17.4 1.0 CB A:ASP22 4.6 19.1 1.0 N A:TRP280 4.7 11.8 1.0 CA A:GLN92 4.7 14.0 1.0 CG A:GLN92 4.7 16.6 1.0 O A:HOH2034 4.7 27.3 1.0 O A:PHE48 4.7 17.8 1.0 CB A:TRP280 4.8 11.7 1.0 CB A:PHE48 4.8 15.2 1.0 CD1 A:TRP280 4.8 13.5 1.0 CA A:PHE48 4.8 15.2 1.0 CB A:ASN49 4.9 18.3 1.0 CA A:ASN49 4.9 18.9 1.0

J.Allouch, W.Helbert, B.Henrissat, M.Czjzek. Parallel Substrate Binding Sites in A Beta-Agarase Suggest A Novel Mode of Action on Double-Helical Agarose Structure V. 12 623 2004.
ISSN: ISSN 0969-2126
PubMed: 15062085
DOI: 10.1016/J.STR.2004.02.020