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Arsenic in PDB 1ii0: Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase

Enzymatic activity of Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase

All present enzymatic activity of Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase:
3.6.3.16;

Protein crystallography data

The structure of Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase, PDB code: 1ii0 was solved by T.Zhou, S.Radaev, B.P.Rosen, D.L.Gatti, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 28.61 / 2.40
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 76.727, 222.189, 74.126, 90.00, 90.00, 90.00
R / Rfree (%) 21 / 25.2

Other elements in 1ii0:

The structure of Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase also contains other interesting chemical elements:

Cadmium (Cd) 17 atoms
Magnesium (Mg) 4 atoms
Chlorine (Cl) 7 atoms

Arsenic Binding Sites:

The binding sites of Arsenic atom in the Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase (pdb code 1ii0). This binding sites where shown within 5.0 Angstroms radius around Arsenic atom.
In total 2 binding sites of Arsenic where determined in the Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase, PDB code: 1ii0:
Jump to Arsenic binding site number: 1; 2;

Arsenic binding site 1 out of 2 in 1ii0

Go back to Arsenic Binding Sites List in 1ii0
Arsenic binding site 1 out of 2 in the Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 1 of Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase within 5.0Å range:
probe atom residue distance (Å) B Occ
A:As701

b:80.7
occ:0.50
AS A:TAS701 0.0 80.7 0.5
O1 A:TAS701 1.7 79.7 0.5
O2 A:TAS701 1.7 79.5 0.5
O3 A:TAS701 1.7 79.6 0.5
NH2 A:ARG543 3.1 43.1 1.0
O4' A:ADP590 3.4 36.3 1.0
NH2 A:ARG206 3.5 40.7 1.0
NH1 A:ARG206 3.8 41.5 1.0
N3 A:ADP590 3.9 38.2 1.0
C1' A:ADP590 3.9 36.9 1.0
N9 A:ADP590 4.0 37.6 1.0
C4 A:ADP590 4.0 37.5 1.0
CZ A:ARG543 4.1 44.2 1.0
CZ A:ARG206 4.1 41.0 1.0
OE1 A:GLU500 4.3 40.1 1.0
C4' A:ADP590 4.3 35.8 1.0
C2 A:ADP590 4.5 38.4 1.0
C5' A:ADP590 4.6 33.7 1.0
O A:HOH2065 4.6 34.5 1.0
C8 A:ADP590 4.7 37.6 1.0
NE A:ARG543 4.7 45.0 1.0
C5 A:ADP590 4.8 37.0 1.0
OD1 A:ASN281 4.8 44.8 1.0
CD A:GLU500 4.8 38.0 1.0
NH1 A:ARG543 4.9 44.0 1.0
CD1 A:LEU277 5.0 38.0 1.0

Arsenic binding site 2 out of 2 in 1ii0

Go back to Arsenic Binding Sites List in 1ii0
Arsenic binding site 2 out of 2 in the Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 2 of Crystal Structure of the Escherichia Coli Arsenite-Translocating Atpase within 5.0Å range:
probe atom residue distance (Å) B Occ
B:As1701

b:65.1
occ:0.50
AS B:TAS1701 0.0 65.1 0.5
O1 B:TAS1701 1.7 63.4 0.5
O3 B:TAS1701 1.7 63.1 0.5
O2 B:TAS1701 1.8 63.2 0.5
NH2 B:ARG1543 3.4 43.3 1.0
NH1 B:ARG1206 3.5 46.0 1.0
O4' B:ADP1590 3.5 38.2 1.0
NH2 B:ARG1206 3.6 44.7 1.0
N3 B:ADP1590 4.0 39.5 1.0
C4 B:ADP1590 4.0 39.2 1.0
N9 B:ADP1590 4.0 38.6 1.0
CZ B:ARG1206 4.0 44.9 1.0
C1' B:ADP1590 4.0 38.2 1.0
O B:HOH2295 4.0 32.3 1.0
CZ B:ARG1543 4.2 43.6 1.0
O B:HOH2330 4.4 35.0 1.0
C2 B:ADP1590 4.5 40.0 1.0
C5 B:ADP1590 4.6 39.2 1.0
C4' B:ADP1590 4.6 37.5 1.0
NE B:ARG1543 4.7 44.0 1.0
C8 B:ADP1590 4.7 38.8 1.0
OD1 B:ASN1281 4.8 38.9 1.0
C5' B:ADP1590 4.9 36.6 1.0
CD B:GLU1500 4.9 31.5 1.0
CD1 B:LEU1277 4.9 38.0 1.0
OE1 B:GLU1500 5.0 32.2 1.0

Reference:

T.Zhou, S.Radaev, B.P.Rosen, D.L.Gatti. Conformational Changes in Four Regions of the Escherichia Coli Arsa Atpase Link Atp Hydrolysis to Ion Translocation. J.Biol.Chem. V. 276 30414 2001.
ISSN: ISSN 0021-9258
PubMed: 11395509
DOI: 10.1074/JBC.M103671200
Page generated: Tue Oct 27 16:46:45 2020

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