Calcium in PDB 4q6p: Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase

The structure of Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase, PDB code: 4q6p was solved by H.S.Kim, J.Kim, H.N.Im, D.R.An, M.Lee, D.Hesek, S.Mobashery, J.Y.Kim, K.Cho, H.J.Yoon, B.W.Han, B.I.Lee, S.W.Suh, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.62
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	53.023, 66.555, 144.055, 90.00, 90.00, 90.00
R / Rfree (%)	18.9 / 25.2

The structure of Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase also contains other interesting chemical elements:

Zinc

(Zn)

8 atoms

The binding sites of Calcium atom in the Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase (pdb code 4q6p). 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 Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase, PDB code: 4q6p:

Calcium binding site 1 out of 1 in the Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structural Analysis of the Zn-Form I of Helicobacter Pylori CSD4, A D, L-Carboxypeptidase within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca509 b:49.8 occ:1.00 O A:PHE386 2.3 38.9 1.0 O A:HOH688 2.4 34.0 1.0 O A:VAL383 2.4 37.0 1.0 OD1 A:ASN382 2.6 34.9 1.0 OE2 A:GLU396 2.7 38.0 1.0 OE1 A:GLU396 2.7 40.4 1.0 CD A:GLU396 3.1 38.7 1.0 C A:VAL383 3.4 35.0 1.0 C A:PHE386 3.6 40.1 1.0 CG A:ASN382 3.8 35.9 1.0 N A:VAL383 4.0 33.7 1.0 CA A:VAL383 4.2 33.9 1.0 CB A:SER387 4.3 48.9 1.0 N A:PHE386 4.3 37.5 1.0 N A:ILE384 4.4 34.3 1.0 CA A:SER387 4.4 48.3 1.0 N A:SER387 4.5 42.5 1.0 ND2 A:ASN382 4.5 37.2 1.0 CA A:ILE384 4.5 35.1 1.0 C A:ASN382 4.5 34.9 1.0 CA A:PHE386 4.5 38.0 1.0 O A:HOH701 4.6 42.4 1.0 CG A:GLU396 4.6 39.9 1.0 N A:GLY385 4.6 36.8 1.0 CB A:VAL383 4.7 34.8 1.0 CA A:ASN382 4.8 35.1 1.0 CG A:PRO394 4.8 54.1 1.0 CB A:ASN382 4.9 34.7 1.0

H.S.Kim, J.Kim, H.N.Im, D.R.An, M.Lee, D.Hesek, S.Mobashery, J.Y.Kim, K.Cho, H.J.Yoon, B.W.Han, B.I.Lee, S.W.Suh. Structural Basis For the Recognition of Muramyltripeptide By Helicobacter Pylori CSD4, A D,L-Carboxypeptidase Controlling the Helical Cell Shape Acta Crystallogr.,Sect.D V. 70 2014.
ISSN: ESSN 1399-0047
DOI: 10.1107/S1399004714018732