Calcium in PDB 2zey: Family 16 Carbohydrate Binding Module

The structure of Family 16 Carbohydrate Binding Module, PDB code: 2zey was solved by S.K.Nair, B.Bae, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	25.00 / 2.20
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	74.094, 74.094, 116.086, 90.00, 90.00, 120.00
R / Rfree (%)	17 / 21.2

The binding sites of Calcium atom in the Family 16 Carbohydrate Binding Module (pdb code 2zey). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Family 16 Carbohydrate Binding Module, PDB code: 2zey:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Family 16 Carbohydrate Binding Module


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Family 16 Carbohydrate Binding Module within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca152 b:30.7 occ:1.00 O A:LEU38 2.2 49.5 1.0 O A:HOH154 2.3 30.2 1.0 O A:GLY11 2.3 49.5 1.0 OE2 A:GLU13 2.4 47.3 1.0 O A:ASN35 2.5 49.9 1.0 OD2 A:ASP139 2.5 49.3 1.0 OD1 A:ASP139 2.6 47.3 1.0 CG A:ASP139 2.9 48.3 1.0 C A:GLY11 3.4 49.9 1.0 C A:LEU38 3.5 49.2 1.0 C A:ASN35 3.5 50.5 1.0 CD A:GLU13 3.6 49.5 1.0 CA A:GLY11 3.7 49.4 1.0 CG A:GLU13 4.1 49.1 1.0 N A:LEU38 4.2 49.1 1.0 N A:ASN35 4.2 50.7 1.0 OD1 A:ASP140 4.3 49.4 1.0 CA A:LEU38 4.4 49.1 1.0 CB A:ASP139 4.4 48.1 1.0 CA A:ASN35 4.4 51.0 1.0 N A:GLY36 4.4 50.1 1.0 N A:GLY39 4.4 49.2 1.0 CA A:GLY36 4.5 50.3 1.0 CA A:GLY39 4.5 48.7 1.0 O A:HOH182 4.6 40.6 1.0 N A:PHE12 4.6 49.6 1.0 OE1 A:GLU13 4.6 48.9 1.0 C A:GLY36 4.7 50.1 1.0 OD2 A:ASP140 4.7 57.9 1.0 CG A:ASP140 4.8 51.4 1.0 N A:HIS34 4.9 50.0 1.0 CB A:ASN35 4.9 51.6 1.0 N A:GLU13 4.9 49.4 1.0 N A:ALA37 4.9 49.7 1.0 C A:PHE12 5.0 49.5 1.0

Calcium binding site 2 out of 2 in the Family 16 Carbohydrate Binding Module


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Family 16 Carbohydrate Binding Module within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca152 b:62.0 occ:1.00 O B:LEU38 2.4 51.3 1.0 OE2 B:GLU13 2.4 51.1 1.0 O B:ASN35 2.5 51.8 1.0 O B:GLY11 2.5 50.4 1.0 OD2 B:ASP139 2.5 48.6 1.0 OD1 B:ASP139 2.6 49.6 1.0 CG B:ASP139 2.9 49.4 1.0 C B:GLY11 3.4 50.0 1.0 C B:ASN35 3.5 51.9 1.0 CD B:GLU13 3.6 51.4 1.0 C B:LEU38 3.6 50.6 1.0 CA B:GLY11 3.7 49.9 1.0 CG B:GLU13 4.2 50.5 1.0 N B:ASN35 4.2 51.7 1.0 CA B:ASN35 4.3 52.0 1.0 N B:GLY36 4.3 51.8 1.0 N B:LEU38 4.4 50.4 1.0 CA B:GLY36 4.4 51.5 1.0 CB B:ASP139 4.4 49.1 1.0 N B:GLY39 4.5 50.3 1.0 CA B:GLY39 4.6 49.9 1.0 CA B:LEU38 4.6 50.5 1.0 OE1 B:GLU13 4.6 50.8 1.0 CB B:ASN35 4.6 52.2 1.0 N B:PHE12 4.7 50.0 1.0 OD2 B:ASP140 4.7 55.7 1.0 C B:GLY36 4.7 51.3 1.0 OD1 B:ASP140 4.7 55.3 1.0 N B:HIS34 4.9 51.0 1.0 CG B:ASP140 4.9 52.4 1.0 N B:ALA37 4.9 51.1 1.0 N B:GLU13 4.9 49.8 1.0

B.Bae, S.Ohene-Adjei, S.Kocherginskaya, R.I.Mackie, M.A.Spies, I.K.Cann, S.K.Nair. Molecular Basis For the Selectivity and Specificity of Ligand Recognition By the Family 16 Carbohydrate-Binding Modules From Thermoanaerobacterium Polysaccharolyticum Mana J.Biol.Chem. V. 283 12415 2008.
ISSN: ISSN 0021-9258
PubMed: 18025086
DOI: 10.1074/JBC.M706513200