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Magnesium in PDB 1ar1: Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment

Enzymatic activity of Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment

All present enzymatic activity of Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment:
1.9.3.1;

Protein crystallography data

The structure of Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment, PDB code: 1ar1 was solved by C.Ostermeier, A.Harrenga, U.Ermler, H.Michel, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.00 / 2.70
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 93.500, 151.000, 156.700, 90.00, 90.00, 90.00
R / Rfree (%) 20.7 / 26.1

Other elements in 1ar1:

The structure of Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment also contains other interesting chemical elements:

Iron (Fe) 2 atoms
Copper (Cu) 3 atoms
Calcium (Ca) 1 atom

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment (pdb code 1ar1). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment, PDB code: 1ar1:

Magnesium binding site 1 out of 1 in 1ar1

Go back to Magnesium Binding Sites List in 1ar1
Magnesium binding site 1 out of 1 in the Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Structure at 2.7 Angstrom Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg560

b:12.9
occ:1.00
 O A:HOH574 2.1 16.0 1.0
OD1 A:ASP404 2.2 50.8 1.0
OE1 B:GLU218 2.2 59.4 1.0
NE2 A:HIS403 2.2 63.5 1.0
CG A:ASP404 2.6 44.7 1.0
CD2 A:HIS403 2.6 59.8 1.0
CD B:GLU218 2.9 54.5 1.0
OE2 B:GLU218 3.1 50.9 1.0
OD2 A:ASP404 3.2 49.3 1.0
O B:SER217 3.3 60.9 1.0
CE1 A:HIS403 3.4 66.0 1.0
CB A:ASP404 3.5 41.3 1.0
OD1 B:ASP193 3.9 52.1 1.0
CG A:HIS403 4.0 55.8 1.0
CG B:GLU218 4.1 53.2 1.0
ND1 A:HIS403 4.3 61.3 1.0
CB B:GLU218 4.3 50.3 1.0
OG1 A:THR329 4.3 63.5 1.0
O A:HOH590 4.3 45.6 1.0
CA B:GLU218 4.4 53.4 1.0
C B:SER217 4.4 54.8 1.0
OD2 B:ASP193 4.5 50.3 1.0
CG B:ASP193 4.6 49.3 1.0
CA A:ASP404 4.6 40.0 1.0
O A:HOH572 4.7 37.7 1.0
N A:ASP404 4.7 41.8 1.0
O A:HOH584 4.8 38.3 1.0
N B:GLU218 4.9 54.3 1.0

Reference:

C.Ostermeier, A.Harrenga, U.Ermler, H.Michel. Structure at 2.7 A Resolution of the Paracoccus Denitrificans Two-Subunit Cytochrome C Oxidase Complexed with An Antibody Fv Fragment. Proc.Natl.Acad.Sci.Usa V. 94 10547 1997.
ISSN: ISSN 0027-8424
PubMed: 9380672
DOI: 10.1073/PNAS.94.20.10547
Page generated: Sat Aug 9 20:08:14 2025

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