Calcium in PDB 1kdm: The Crystal Structure of the Human Sex Hormone-Binding Globulin (Tetragonal Crystal Form)

The structure of The Crystal Structure of the Human Sex Hormone-Binding Globulin (Tetragonal Crystal Form), PDB code: 1kdm was solved by I.Grishkovskaya, G.V.Avvakumov, G.L.Hammond, Y.A.Muller, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 2.35
Space group	P 43 2 2
Cell size a, b, c (Å), α, β, γ (°)	52.240, 52.240, 148.530, 90.00, 90.00, 90.00
R / Rfree (%)	19.3 / 26.4

The binding sites of Calcium atom in the The Crystal Structure of the Human Sex Hormone-Binding Globulin (Tetragonal Crystal Form) (pdb code 1kdm). 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 The Crystal Structure of the Human Sex Hormone-Binding Globulin (Tetragonal Crystal Form), PDB code: 1kdm:

Calcium binding site 1 out of 1 in the The Crystal Structure of the Human Sex Hormone-Binding Globulin (Tetragonal Crystal Form)


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Crystal Structure of the Human Sex Hormone-Binding Globulin (Tetragonal Crystal Form) within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca350 b:31.5 occ:1.00 O A:HOH364 2.1 20.0 1.0 O A:GLU52 2.2 24.9 1.0 O A:ALA160 2.3 29.5 1.0 OD2 A:ASP50 2.4 29.3 1.0 O A:HOH369 2.6 27.8 1.0 OD1 A:ASP50 2.6 32.7 1.0 CG A:ASP50 2.8 32.0 1.0 C A:GLU52 3.3 25.9 1.0 C A:ALA160 3.5 31.8 1.0 CA A:GLU52 4.1 28.5 1.0 N A:GLU52 4.2 25.4 1.0 CA A:LEU161 4.2 35.3 1.0 CB A:ASP50 4.3 29.7 1.0 N A:LEU161 4.3 32.5 1.0 N A:GLY53 4.3 25.6 1.0 CB A:GLU52 4.4 29.4 1.0 CA A:GLY53 4.4 27.2 1.0 O A:VAL158 4.6 30.7 1.0 CA A:ALA160 4.6 30.7 1.0 CD2 A:LEU161 4.7 39.9 1.0 N A:ASP162 4.8 35.8 1.0 CB A:ALA160 4.8 28.0 1.0 N A:ALA160 4.9 27.6 1.0 CG A:GLU52 5.0 31.7 1.0

I.Grishkovskaya, G.V.Avvakumov, G.L.Hammond, Y.A.Muller. Resolution of A Disordered Region at the Entrance of the Human Sex Hormone-Binding Globulin Steroid-Binding Site. J.Mol.Biol. V. 318 621 2002.
ISSN: ISSN 0022-2836
PubMed: 12054810
DOI: 10.1016/S0022-2836(02)00169-9