Calcium in PDB 1ahn: E. Coli Flavodoxin at 2.6 Angstroms Resolution

The structure of E. Coli Flavodoxin at 2.6 Angstroms Resolution, PDB code: 1ahn was solved by D.M.Hoover, M.L.Ludwig, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 2.60
Space group	P 3 1 2
Cell size a, b, c (Å), α, β, γ (°)	78.830, 78.830, 52.070, 90.00, 90.00, 120.00
R / Rfree (%)	19 / n/a

The binding sites of Calcium atom in the E. Coli Flavodoxin at 2.6 Angstroms Resolution (pdb code 1ahn). 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 E. Coli Flavodoxin at 2.6 Angstroms Resolution, PDB code: 1ahn:

Calcium binding site 1 out of 1 in the E. Coli Flavodoxin at 2.6 Angstroms Resolution


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of E. Coli Flavodoxin at 2.6 Angstroms Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca178 b:12.8 occ:1.00 O A:HOH231 2.4 16.9 1.0 O A:ARG148 2.4 15.6 1.0 C A:ARG148 3.6 9.1 1.0 CA A:ARG148 4.2 9.3 1.0 OE2 A:GLU151 4.5 7.1 1.0 CB A:ARG148 4.5 14.2 1.0 N A:GLN149 4.7 10.8 1.0 O A:HOH216 4.7 3.2 0.7 OE1 A:GLU151 4.7 17.8 1.0 OE2 A:GLU92 4.7 14.2 1.0 CA A:GLN149 5.0 9.6 1.0

D.M.Hoover, M.L.Ludwig. A Flavodoxin That Is Required For Enzyme Activation: the Structure of Oxidized Flavodoxin From Escherichia Coli at 1.8 A Resolution. Protein Sci. V. 6 2525 1997.
ISSN: ISSN 0961-8368
PubMed: 9416602