Calcium in PDB 1gzc: High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose

The structure of High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose, PDB code: 1gzc was solved by C.Svensson, U.Krengel, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	49.90 / 1.58
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	81.800, 81.800, 126.100, 90.00, 90.00, 90.00
R / Rfree (%)	20.8 / 22.6

The structure of High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose also contains other interesting chemical elements:

Manganese

(Mn)

1 atom

The binding sites of Calcium atom in the High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose (pdb code 1gzc). 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 High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose, PDB code: 1gzc:

Calcium binding site 1 out of 1 in the High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of High-Resolution Crystal Structure of Erythrina Cristagalli Lectin in Complex with Lactose within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca290 b:18.3 occ:1.00 OD1 A:ASN133 2.3 18.3 1.0 OD2 A:ASP136 2.4 18.6 1.0 O A:PHE131 2.4 19.6 1.0 O A:HOH2132 2.4 18.2 1.0 O A:HOH2146 2.4 18.0 1.0 OD1 A:ASP129 2.4 18.6 1.0 OD2 A:ASP129 2.5 17.2 1.0 CG A:ASP129 2.8 16.5 1.0 CG A:ASP136 3.4 20.3 1.0 CG A:ASN133 3.5 21.9 1.0 C A:PHE131 3.6 21.2 1.0 OD1 A:ASP136 3.8 17.8 1.0 N A:ASN133 4.0 18.4 1.0 CB A:ASN133 4.1 21.2 1.0 MN A:MN289 4.2 18.6 1.0 N A:PHE131 4.3 19.6 1.0 O A:HOH2259 4.3 18.5 1.0 CB A:ASP129 4.3 16.1 1.0 CA A:PHE131 4.4 20.6 1.0 NE1 A:TRP135 4.5 19.7 1.0 CB A:PHE131 4.5 21.7 1.0 N A:SER132 4.6 17.4 1.0 O A:GLY107 4.6 19.7 1.0 ND2 A:ASN133 4.6 21.9 1.0 O A:ASP89 4.6 18.6 1.0 CA A:GLY107 4.7 20.8 1.0 CA A:SER132 4.7 19.1 1.0 CB A:ASP136 4.7 19.0 1.0 OD1 A:ASP89 4.7 21.2 1.0 CA A:ASN133 4.8 21.1 1.0 C A:SER132 4.8 21.2 1.0 CD2 A:PHE131 4.8 21.3 1.0 CZ2 A:TRP135 4.9 20.7 1.0 CE1 A:HIS142 5.0 17.6 1.0 CE2 A:TRP135 5.0 21.0 1.0

C.Svensson, S.Teneberg, C.Nilsson, A.Kjellberg, F.Schwarz, N.Sharon, U.Krengel. High-Resolution Crystal Structures of Erythrina Cristagalli Lectin in Complex with Lactose and 2'-Alpha-L-Fucosyllactose and Correlation with Thermodynamic Binding Data J.Mol.Biol. V. 321 69 2002.
ISSN: ISSN 0022-2836
PubMed: 12139934
DOI: 10.1016/S0022-2836(02)00554-5