Calcium in PDB 2v73: The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule

The structure of The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule, PDB code: 2v73 was solved by A.B.Boraston, E.Ficko-Blean, M.Healey, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.2
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	42.769, 63.186, 70.931, 90.00, 91.02, 90.00
R / Rfree (%)	23.2 / 30.9

The binding sites of Calcium atom in the The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule (pdb code 2v73). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule, PDB code: 2v73:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1188 b:80.1 occ:1.00 OD1 A:ASP150 2.7 55.6 1.0 OE2 A:GLU157 2.7 57.9 1.0 O A:ARG151 2.8 62.8 1.0 O A:HOH2103 3.4 62.7 1.0 O A:HOH2102 3.4 57.8 1.0 O A:HOH2051 3.4 81.5 1.0 CD A:GLU157 3.8 58.2 1.0 CG A:ASP150 3.9 56.5 1.0 C A:ARG151 3.9 62.4 1.0 N A:ARG151 4.0 59.5 1.0 O A:ALA152 4.0 66.5 1.0 OE1 A:GLU157 4.2 57.5 1.0 CA A:ARG151 4.6 61.2 1.0 C A:ALA152 4.6 66.0 1.0 OD2 A:ASP150 4.6 57.2 1.0 C A:ASP150 4.6 58.0 1.0 CA A:ASP150 4.7 56.8 1.0 NZ A:LYS148 4.8 56.2 1.0 CB A:ASP150 4.8 56.9 1.0 N A:ALA152 5.0 63.7 1.0

Calcium binding site 2 out of 2 in the The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of The Structure of the Family 40 Cbm From C. Perfringens Nanj in Complex with A Sialic Acid Containing Molecule within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1189 b:70.5 occ:1.00 OD1 A:ASN45 2.4 49.0 1.0 O A:MET46 2.5 50.2 1.0 O A:ARG101 2.6 49.9 1.0 O A:HOH2080 3.2 49.8 1.0 O A:HOH2041 3.3 55.1 1.0 CG A:ASN45 3.6 47.8 1.0 C A:MET46 3.7 50.6 1.0 C A:ARG101 3.8 49.8 1.0 O A:HOH2075 4.0 49.1 1.0 O A:GLY102 4.1 46.1 1.0 ND2 A:ASN45 4.2 47.1 1.0 N A:MET46 4.2 48.8 1.0 CA A:GLY102 4.4 47.7 1.0 CA A:MET46 4.5 50.1 1.0 N A:GLY102 4.6 49.0 1.0 OD1 A:ASN47 4.6 54.4 1.0 C A:ASN45 4.6 48.4 1.0 C A:GLY102 4.7 46.8 1.0 N A:ASN47 4.7 51.5 1.0 O A:HOH2078 4.7 54.9 1.0 CB A:ASN45 4.8 48.0 1.0 CG A:MET46 4.8 49.9 1.0 CA A:ASN45 4.9 47.9 1.0 CA A:ASN47 4.9 52.4 1.0 CA A:ARG101 4.9 50.5 1.0

A.B.Boraston, E.Ficko-Blean, M.Healey. Carbohydrate Recognition By A Large Sialidase Toxin From Clostridium Perfringens. Biochemistry V. 46 11352 2007.
ISSN: ISSN 0006-2960
PubMed: 17850114
DOI: 10.1021/BI701317G