Calcium in PDB 4qra: Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation

The structure of Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation, PDB code: 4qra was solved by K.Gokulan, K.I.Varughese, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	34.86 / 2.29
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	113.758, 88.132, 90.512, 90.00, 90.02, 90.00
R / Rfree (%)	18.2 / 22.6

The binding sites of Calcium atom in the Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation (pdb code 4qra). 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 Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation, PDB code: 4qra:

Calcium binding site 1 out of 1 in the Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca501 b:32.0 occ:1.00 O B:LEU151 2.3 28.7 1.0 O B:HOH525 2.4 26.6 1.0 O A:LEU151 2.4 30.2 1.0 O A:HOH624 2.4 22.8 1.0 O B:HOH527 2.4 22.3 1.0 O A:HOH625 2.5 28.4 1.0 O B:HOH526 2.6 29.0 1.0 C B:LEU151 3.5 27.4 1.0 C A:LEU151 3.5 27.4 1.0 N A:LEU151 4.2 28.2 1.0 OE2 A:GLU176 4.3 33.4 1.0 CA A:LEU151 4.3 26.7 1.0 OE2 B:GLU176 4.3 32.8 1.0 N B:LEU151 4.3 28.2 1.0 CA B:LEU151 4.3 27.6 1.0 OE1 B:GLU240 4.4 44.8 1.0 N B:THR152 4.4 26.7 1.0 N A:THR152 4.5 26.9 1.0 CB A:LEU151 4.5 27.4 1.0 OE1 A:GLU240 4.5 46.1 1.0 CB B:LEU151 4.5 26.8 1.0 CA B:THR152 4.5 27.5 1.0 CA A:THR152 4.5 27.6 1.0 OD1 B:ASP175 4.6 26.2 1.0 OD1 A:ASP175 4.6 26.0 1.0 OD2 B:ASP175 4.7 29.4 1.0 OD2 A:ASP175 4.7 28.3 1.0 CG B:GLU176 4.9 30.4 1.0 CG A:GLU176 4.9 31.4 1.0 CG B:ASP175 5.0 26.5 1.0 CG A:ASP175 5.0 26.2 1.0

K.Gokulan, S.Khare, C.E.Cerniglia, S.L.Foley, K.I.Varughese. Structure and Specificity of L-D-Transpeptidase From Mycobacterium Tuberculosis and Antibiotic Resistance: Calcium Binding Promotes Dimer Formation To Be Published.