Calcium in PDB 3iax: The Crystal Structure of the Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins

The structure of The Crystal Structure of the Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins, PDB code: 3iax was solved by C.Li, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.60
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	61.955, 40.174, 80.868, 90.00, 97.18, 90.00
R / Rfree (%)	19 / 25.7

The structure of The Crystal Structure of the Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins also contains other interesting chemical elements:

Sodium

(Na)

1 atom

The binding sites of Calcium atom in the The Crystal Structure of the Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins (pdb code 3iax). 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 Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins, PDB code: 3iax:

Calcium binding site 1 out of 1 in the The Crystal Structure of the Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins


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 Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca501 b:57.0 occ:1.00 OD1 A:ASP336 2.7 16.1 1.0 O B:HOH118 2.8 27.8 1.0 O A:HOH485 2.9 24.5 1.0 O A:HOH494 3.1 25.2 1.0 O B:HOH119 3.7 31.7 1.0 CG A:ASP336 3.8 13.5 1.0 OD2 A:ASP336 4.3 16.8 1.0 O A:ALA337 4.5 11.6 1.0 O A:HOH470 4.7 34.7 1.0 CB A:GLU292 4.7 11.6 1.0 CB A:ASP336 4.8 11.7 1.0 CA A:ASP336 4.8 11.2 1.0 C A:ASP336 4.8 10.6 1.0 O A:HOH469 4.9 30.0 1.0 O A:ASP336 4.9 10.1 1.0

Y.Zhang, C.Li, M.N.Vankemmelbeke, P.Bardelang, M.Paoli, C.N.Penfold, R.James. The Crystal Structure of the Tolb Box of Colicin A in Complex with Tolb Reveals Important Differences in the Recruitment of the Common Tolb Translocation Portal Used By Group A Colicins. Mol.Microbiol. V. 75 623 2009.
ISSN: ISSN 0950-382X
PubMed: 19627502
DOI: 10.1111/J.1365-2958.2009.06808.X