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Calcium in PDB 2xfd: VCBM60 in Complex with Cellobiose

Protein crystallography data

The structure of VCBM60 in Complex with Cellobiose, PDB code: 2xfd was solved by C.Montanier, J.E.Flint, D.N.Bolam, H.Xie, Z.Liu, A.Rogowski, D.P.Weiner, D.Nurizzo, S.M.Roberts, J.P.Turkenburg, G.J.Davies, H.J.Gilbert, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 40.04 / 1.19
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 29.610, 41.990, 80.080, 90.00, 90.00, 90.00
R / Rfree (%) 11.699 / 14.795

Calcium Binding Sites:

The binding sites of Calcium atom in the VCBM60 in Complex with Cellobiose (pdb code 2xfd). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the VCBM60 in Complex with Cellobiose, PDB code: 2xfd:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in 2xfd

Go back to Calcium Binding Sites List in 2xfd
Calcium binding site 1 out of 2 in the VCBM60 in Complex with Cellobiose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of VCBM60 in Complex with Cellobiose within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1111

b:10.2
occ:1.00
O A:HIS100 2.3 10.2 1.0
OD2 A:ASP60 2.3 9.3 1.0
O A:ARG59 2.4 9.8 1.0
O A:HOH2100 2.4 14.2 1.0
OD1 A:ASP55 2.4 10.3 1.0
O3 A:CBI1113 2.5 13.2 1.0
O2 A:CBI1113 2.6 12.6 1.0
C3 A:CBI1113 3.3 13.1 1.0
CG A:ASP55 3.4 11.1 1.0
CG A:ASP60 3.4 8.7 1.0
C2 A:CBI1113 3.4 12.3 1.0
C A:HIS100 3.4 8.5 1.0
C A:ARG59 3.6 6.8 1.0
OD2 A:ASP55 3.7 12.3 1.0
CA A:HIS100 4.0 7.9 1.0
OD1 A:ASP60 4.1 13.2 1.0
O A:ALA56 4.1 12.3 1.0
O A:HOH2170 4.2 16.4 1.0
CA A:ASP60 4.3 6.0 1.0
O A:HOH2169 4.3 31.1 1.0
N A:ASP60 4.3 6.4 1.0
CB A:ASP60 4.4 7.0 1.0
CE2 A:PHE52 4.5 7.3 1.0
CB A:HIS100 4.5 9.5 1.0
N A:CYS101 4.5 9.7 1.0
O A:HOH2107 4.6 21.5 1.0
CA A:ARG59 4.6 8.4 1.0
CB A:ASP55 4.7 10.5 1.0
N A:ARG59 4.7 9.9 1.0
C4 A:CBI1113 4.7 16.1 1.0
C1 A:CBI1113 4.8 14.3 1.0
CZ A:PHE52 4.8 6.8 1.0
CA A:CYS101 5.0 10.4 1.0
N A:ALA56 5.0 11.1 1.0

Calcium binding site 2 out of 2 in 2xfd

Go back to Calcium Binding Sites List in 2xfd
Calcium binding site 2 out of 2 in the VCBM60 in Complex with Cellobiose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of VCBM60 in Complex with Cellobiose within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Ca1112

b:6.0
occ:1.00
OE1 A:GLN74 2.3 6.8 1.0
OD1 A:ASP64 2.3 6.5 1.0
OE2 A:GLU97 2.3 7.6 1.0
O A:HOH2110 2.4 12.0 1.0
OE2 A:GLU76 2.5 5.5 1.0
O A:ASP64 2.5 4.5 1.0
OE1 A:GLU76 2.5 8.4 1.0
CD A:GLU76 2.8 6.1 1.0
C A:ASP64 3.4 4.3 1.0
CD A:GLU97 3.5 6.7 1.0
CD A:GLN74 3.5 6.8 1.0
CG A:ASP64 3.5 6.3 1.0
CA A:ASP64 3.7 4.9 1.0
CG A:GLU97 4.0 6.0 1.0
CB A:ASP64 4.2 5.0 1.0
CB A:GLN74 4.3 4.7 1.0
CG A:GLU76 4.3 6.8 1.0
NE2 A:GLN74 4.4 10.4 1.0
CG A:GLN74 4.4 5.9 1.0
O A:HOH2155 4.4 18.1 0.5
O A:HOH2111 4.5 17.3 1.0
OD2 A:ASP64 4.5 8.6 1.0
N A:TYR65 4.5 3.9 1.0
OE1 A:GLU97 4.5 9.5 1.0
N A:ALA75 4.6 3.8 1.0
O A:HOH2126 4.6 30.1 1.0
O A:HOH2156 4.7 22.0 0.5
CA A:GLN74 4.7 3.8 1.0
CB A:TYR65 4.8 4.7 1.0
O A:VAL63 4.8 5.3 1.0
CD2 A:TYR65 4.8 6.2 1.0

Reference:

C.Montanier, J.E.Flint, D.N.Bolam, H.Xie, Z.Liu, A.Rogowski, D.P.Weiner, S.Ratnaparkhe, D.Nurizzo, S.M.Roberts, J.P.Turkenburg, G.J.Davies, H.J.Gilbert. Circular Permutation Provides An Evolutionary Link Between Two Families of Calcium-Dependent Carbohydrate Binding Modules. J.Biol.Chem. V. 285 31742 2010.
ISSN: ISSN 0021-9258
PubMed: 20659893
DOI: 10.1074/JBC.M110.142133
Page generated: Tue Jul 8 09:21:18 2025

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