Calcium in PDB 7xmj: Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase

The structure of Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase, PDB code: 7xmj was solved by Z.Q.Jiang, J.W.Ma, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.48 / 2.41
Space group	P 63
Cell size a, b, c (Å), α, β, γ (°)	147.714, 147.714, 135.389, 90, 90, 120
R / Rfree (%)	24.8 / 28

The binding sites of Calcium atom in the Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase (pdb code 7xmj). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 3 binding sites of Calcium where determined in the Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase, PDB code: 7xmj:
Jump to Calcium binding site number: 1; 2; 3;

Calcium binding site 1 out of 3 in the Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca401 b:77.8 occ:1.00 NZ A:LYS43 3.7 67.1 1.0 CE1 A:HIS54 3.9 66.9 1.0 NE1 A:TRP95 4.0 52.7 1.0 NE2 A:HIS54 4.5 66.8 1.0 CE A:LYS43 4.8 68.3 1.0 CE2 A:TRP95 4.9 51.5 1.0 CD1 A:TRP95 5.0 52.7 1.0

Calcium binding site 2 out of 3 in the Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca401 b:63.6 occ:1.00 NZ C:LYS43 3.7 81.6 1.0 CE1 C:HIS54 3.8 58.0 1.0 NE1 C:TRP95 3.9 51.4 1.0 NE2 C:HIS54 4.4 58.0 1.0 CE C:LYS43 4.6 81.6 1.0 CZ2 C:TRP95 4.6 53.4 1.0 CE2 C:TRP95 4.6 52.7 1.0 CD C:LYS43 4.9 79.9 1.0 CD1 C:LEU119 4.9 51.0 1.0 ND1 C:HIS54 4.9 58.0 1.0 CD1 C:TRP95 5.0 48.7 1.0

Calcium binding site 3 out of 3 in the Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 3 of Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase within 5.0Å range: probe atom residue distance (Å) B Occ D:Ca401 b:62.9 occ:1.00 NZ D:LYS43 3.7 70.4 1.0 CE1 D:HIS54 3.8 57.8 1.0 NE1 D:TRP95 3.9 46.0 1.0 NE2 D:HIS54 4.2 57.4 1.0 CE D:LYS43 4.6 71.6 1.0 CZ2 D:TRP95 4.6 44.0 1.0 CE2 D:TRP95 4.6 45.6 1.0 CD D:LYS43 4.6 73.0 1.0 CD1 D:TRP95 4.9 45.4 1.0 ND1 D:HIS54 4.9 57.8 1.0

Z.Q.Jiang, J.W.Ma. Crystal Structure of Carbohydrate Esterase Family 7 Acetyl Xylan Esterase To Be Published.