Calcium in PDB 5nxr: Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii

The structure of Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii, PDB code: 5nxr was solved by J.P.Colletier, C.Nasrallah, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.70
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	108.840, 129.000, 159.520, 90.00, 90.00, 90.00
R / Rfree (%)	23.7 / 28.5

The structure of Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii also contains other interesting chemical elements:

Chlorine

(Cl)

1 atom

The binding sites of Calcium atom in the Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii (pdb code 5nxr). 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 Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii, PDB code: 5nxr:

Calcium binding site 1 out of 1 in the Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Trimeric Structure of Omp-PST1, the Major Porin From Providencia Stuartii within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca414 b:80.5 occ:1.00 O A:HOH594 4.0 1.0 1.0 CZ2 C:TRP62 4.5 57.4 1.0 CH2 C:TRP62 4.5 58.0 1.0 CE2 C:TRP62 4.6 57.4 1.0 CE2 A:TRP62 4.6 58.0 1.0 CZ2 A:TRP62 4.6 58.5 1.0 CZ3 C:TRP62 4.6 58.3 1.0 CH2 A:TRP62 4.7 58.8 1.0 CZ2 B:TRP62 4.7 59.9 1.0 CE2 B:TRP62 4.7 59.6 1.0 CD2 C:TRP62 4.7 57.3 1.0 CD2 A:TRP62 4.7 58.1 1.0 CH2 B:TRP62 4.7 60.5 1.0 CE3 C:TRP62 4.7 57.9 1.0 CZ3 A:TRP62 4.7 59.0 1.0 CE3 A:TRP62 4.8 58.7 1.0 CD2 B:TRP62 4.8 59.1 1.0 CZ3 B:TRP62 4.9 60.1 1.0 CE3 B:TRP62 4.9 59.6 1.0

M.El-Khatib, C.Nasrallah, J.Lopes, Q.T.Tran, G.Tetreau, H.Basbous, D.Fenel, B.Gallet, M.Lethier, J.M.Bolla, J.M.Pages, M.Vivaudou, M.Weik, M.Winterhalter, J.P.Colletier. Porin Self-Association Enables Cell-to-Cell Contact in Proc. Natl. Acad. Sci. V. 115 E2220 2018U.S.A..
ISSN: ESSN 1091-6490
PubMed: 29476011
DOI: 10.1073/PNAS.1714582115