Calcium in PDB 4bj0: Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses

All present enzymatic activity of Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses:
3.2.1.8;

The structure of Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses, PDB code: 4bj0 was solved by L.Schantz, M.Hakansson, D.T.Logan, E.Nordberg-Karlsson, M.Ohlin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	44.22 / 1.00
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	71.780, 48.790, 44.220, 90.00, 90.00, 90.00
R / Rfree (%)	11.408 / 12.931

The binding sites of Calcium atom in the Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses (pdb code 4bj0). 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 Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses, PDB code: 4bj0:

Calcium binding site 1 out of 1 in the Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Xyloglucan Binding Module (CBM4-2 X2-L110F) in Complex with Branched Xyloses within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1167 b:7.7 occ:1.00 O A:LYS55 2.3 7.9 1.0 OE2 A:GLU52 2.3 9.9 1.0 OE2 A:GLU11 2.4 9.0 1.0 O A:GLU52 2.4 10.3 1.0 OD1 A:ASP160 2.4 7.5 1.0 O A:GLY9 2.4 7.5 1.0 OD2 A:ASP160 2.6 8.2 1.0 CG A:ASP160 2.8 7.0 1.0 C A:GLY9 3.4 6.9 1.0 CD A:GLU52 3.4 13.9 1.0 CD A:GLU11 3.5 9.9 1.0 C A:GLU52 3.5 11.2 1.0 C A:LYS55 3.5 7.9 1.0 CA A:GLY9 3.7 8.2 1.0 CG A:GLU52 3.9 16.4 1.0 N A:LYS55 3.9 9.8 1.0 CG A:GLU11 3.9 8.9 1.0 CA A:LYS55 4.2 8.9 1.0 CA A:GLU52 4.3 12.6 1.0 CB A:ASP160 4.3 6.8 1.0 N A:GLY53 4.3 12.5 1.0 N A:GLU52 4.4 11.5 1.0 OE1 A:GLU52 4.4 20.3 1.0 CA A:GLY53 4.4 12.6 1.0 OE1 A:GLU11 4.5 12.1 1.0 N A:VAL56 4.6 7.6 1.0 CB A:LYS55 4.6 9.8 1.0 CB A:GLU52 4.6 16.2 1.0 N A:PHE10 4.6 6.9 1.0 N A:ASN54 4.6 12.4 1.0 C A:GLY53 4.6 12.1 1.0 CB A:ALA50 4.7 11.4 1.0 CA A:VAL56 4.9 6.9 1.0 N A:GLY161 4.9 6.2 1.0 N A:GLU11 4.9 7.9 1.0

L.Von Schantz, M.Hakansson, D.T.Logan, E.Nordberg-Karlsson, M.Ohlin. Carbohydrate Binding Module Recognition of Xyloglucan Defined By Polar Contacts with Branching Xyloses and Ch-Pi Interactions. Proteins 2014.
ISSN: ESSN 1097-0134
PubMed: 25302425
DOI: 10.1002/PROT.24700