Potassium in PDB 2fbw: Avian Respiratory Complex II with Carboxin Bound
Enzymatic activity of Avian Respiratory Complex II with Carboxin Bound
All present enzymatic activity of Avian Respiratory Complex II with Carboxin Bound:
1.3.5.1;
Protein crystallography data
The structure of Avian Respiratory Complex II with Carboxin Bound, PDB code: 2fbw
was solved by
L.S.Huang,
G.Sun,
D.Cobessi,
A.C.Wang,
J.T.Shen,
E.Y.Tung,
V.E.Anderson,
E.A.Berry,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
64.09 /
2.10
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
118.700,
200.753,
67.631,
90.00,
90.06,
90.00
|
R / Rfree (%)
|
18.7 /
22.7
|
Other elements in 2fbw:
The structure of Avian Respiratory Complex II with Carboxin Bound also contains other interesting chemical elements:
Potassium Binding Sites:
The binding sites of Potassium atom in the Avian Respiratory Complex II with Carboxin Bound
(pdb code 2fbw). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the
Avian Respiratory Complex II with Carboxin Bound, PDB code: 2fbw:
Jump to Potassium binding site number:
1;
2;
3;
4;
Potassium binding site 1 out
of 4 in 2fbw
Go back to
Potassium Binding Sites List in 2fbw
Potassium binding site 1 out
of 4 in the Avian Respiratory Complex II with Carboxin Bound
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Avian Respiratory Complex II with Carboxin Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K622
b:24.2
occ:1.00
|
O
|
A:ASN366
|
2.6
|
13.6
|
1.0
|
O
|
A:GLU397
|
2.7
|
16.9
|
1.0
|
O
|
A:ALA399
|
2.8
|
20.4
|
1.0
|
O
|
A:GLY368
|
2.9
|
24.6
|
1.0
|
O
|
A:MET367
|
3.1
|
20.2
|
1.0
|
OH
|
A:TYR365
|
3.4
|
16.1
|
1.0
|
C
|
A:MET367
|
3.5
|
21.4
|
1.0
|
C
|
A:GLU397
|
3.5
|
15.0
|
1.0
|
C
|
A:ASN366
|
3.7
|
15.7
|
1.0
|
C
|
A:GLY368
|
3.8
|
25.6
|
1.0
|
CA
|
A:GLU397
|
3.9
|
11.8
|
1.0
|
C
|
A:ALA399
|
4.0
|
20.2
|
1.0
|
CA
|
A:MET367
|
4.0
|
19.1
|
1.0
|
CZ
|
A:TYR365
|
4.0
|
17.7
|
1.0
|
O
|
A:HOH1825
|
4.0
|
20.3
|
1.0
|
O
|
A:HOH1917
|
4.1
|
28.9
|
1.0
|
N
|
A:GLY368
|
4.1
|
22.0
|
1.0
|
N
|
A:MET367
|
4.3
|
20.5
|
1.0
|
O
|
A:HOH1801
|
4.3
|
27.1
|
1.0
|
CG
|
A:GLU397
|
4.3
|
10.9
|
1.0
|
O
|
A:GLY396
|
4.3
|
18.8
|
1.0
|
CE2
|
A:TYR365
|
4.3
|
11.7
|
1.0
|
N
|
A:ALA399
|
4.4
|
21.0
|
1.0
|
CA
|
A:GLY368
|
4.5
|
23.2
|
1.0
|
N
|
A:ALA398
|
4.6
|
18.4
|
1.0
|
N
|
A:GLY369
|
4.7
|
22.4
|
1.0
|
CB
|
A:GLU397
|
4.7
|
8.1
|
1.0
|
C
|
A:ALA398
|
4.7
|
19.7
|
1.0
|
CA
|
A:ALA399
|
4.8
|
19.7
|
1.0
|
O
|
A:HOH2540
|
4.8
|
31.2
|
1.0
|
N
|
A:SER400
|
4.8
|
19.7
|
1.0
|
CA
|
A:GLY369
|
4.8
|
21.4
|
1.0
|
CE1
|
A:TYR365
|
4.9
|
14.6
|
1.0
|
CA
|
A:SER400
|
4.9
|
19.6
|
1.0
|
CA
|
A:ASN366
|
4.9
|
15.7
|
1.0
|
CB
|
A:ASN366
|
4.9
|
16.6
|
1.0
|
CD2
|
A:HIS404
|
5.0
|
14.6
|
1.0
|
O
|
A:HOH1847
|
5.0
|
24.4
|
1.0
|
N
|
A:GLU397
|
5.0
|
10.9
|
1.0
|
|
Potassium binding site 2 out
of 4 in 2fbw
Go back to
Potassium Binding Sites List in 2fbw
Potassium binding site 2 out
of 4 in the Avian Respiratory Complex II with Carboxin Bound
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Avian Respiratory Complex II with Carboxin Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:K253
b:38.0
occ:1.00
|
O
|
B:ASP193
|
2.7
|
18.3
|
1.0
|
O
|
B:MET191
|
2.9
|
22.8
|
1.0
|
O
|
B:ASP196
|
2.9
|
28.5
|
1.0
|
O
|
B:HOH1900
|
3.0
|
53.9
|
1.0
|
OG1
|
B:THR199
|
3.0
|
33.7
|
1.0
|
O
|
B:HOH1795
|
3.2
|
24.8
|
1.0
|
O
|
B:HOH1777
|
3.3
|
35.2
|
1.0
|
O
|
B:HOH2905
|
3.3
|
68.1
|
1.0
|
O
|
B:HOH1861
|
3.3
|
48.2
|
1.0
|
C
|
B:ASP193
|
3.7
|
21.1
|
1.0
|
C
|
B:MET191
|
3.9
|
22.4
|
1.0
|
C
|
B:ASP196
|
3.9
|
21.8
|
1.0
|
N
|
B:ASP193
|
4.1
|
22.1
|
1.0
|
O
|
B:TRP190
|
4.2
|
20.5
|
1.0
|
O
|
B:HOH2613
|
4.2
|
53.0
|
1.0
|
CB
|
B:ASP196
|
4.2
|
21.8
|
1.0
|
C
|
B:ILE192
|
4.2
|
24.1
|
1.0
|
CB
|
B:THR199
|
4.4
|
27.8
|
1.0
|
N
|
B:ASP196
|
4.4
|
18.5
|
1.0
|
CA
|
B:ILE192
|
4.4
|
24.1
|
1.0
|
CA
|
B:ASP196
|
4.4
|
23.9
|
1.0
|
CA
|
B:SER194
|
4.5
|
23.1
|
1.0
|
N
|
B:SER194
|
4.5
|
21.0
|
1.0
|
N
|
B:ILE192
|
4.6
|
22.5
|
1.0
|
CA
|
B:ASP193
|
4.6
|
18.9
|
1.0
|
C
|
B:SER194
|
4.7
|
23.3
|
1.0
|
O
|
B:SER194
|
4.8
|
27.6
|
1.0
|
CA
|
B:MET191
|
4.8
|
23.4
|
1.0
|
O
|
B:ILE192
|
4.8
|
24.5
|
1.0
|
CG2
|
B:THR199
|
4.8
|
27.0
|
1.0
|
OD2
|
B:ASP196
|
4.9
|
24.4
|
1.0
|
|
Potassium binding site 3 out
of 4 in 2fbw
Go back to
Potassium Binding Sites List in 2fbw
Potassium binding site 3 out
of 4 in the Avian Respiratory Complex II with Carboxin Bound
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Avian Respiratory Complex II with Carboxin Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
N:K622
b:19.8
occ:1.00
|
O
|
N:ASN366
|
2.5
|
10.2
|
1.0
|
O
|
N:GLU397
|
2.7
|
13.1
|
1.0
|
O
|
N:ALA399
|
2.8
|
12.2
|
1.0
|
O
|
N:GLY368
|
2.8
|
24.1
|
1.0
|
O
|
N:MET367
|
3.1
|
23.2
|
1.0
|
C
|
N:MET367
|
3.4
|
20.1
|
1.0
|
OH
|
N:TYR365
|
3.4
|
12.8
|
1.0
|
C
|
N:GLU397
|
3.5
|
14.9
|
1.0
|
C
|
N:ASN366
|
3.7
|
14.6
|
1.0
|
C
|
N:GLY368
|
3.7
|
21.1
|
1.0
|
CA
|
N:GLU397
|
3.9
|
13.3
|
1.0
|
C
|
N:ALA399
|
3.9
|
19.0
|
1.0
|
CA
|
N:MET367
|
4.0
|
16.6
|
1.0
|
O
|
N:HOH1099
|
4.0
|
23.8
|
1.0
|
CZ
|
N:TYR365
|
4.1
|
16.1
|
1.0
|
N
|
N:GLY368
|
4.1
|
20.5
|
1.0
|
O
|
N:HOH1151
|
4.2
|
24.8
|
1.0
|
N
|
N:MET367
|
4.3
|
13.2
|
1.0
|
CG
|
N:GLU397
|
4.3
|
16.1
|
1.0
|
O
|
N:HOH1085
|
4.4
|
35.7
|
1.0
|
O
|
N:GLY396
|
4.4
|
14.2
|
1.0
|
CA
|
N:GLY368
|
4.4
|
20.6
|
1.0
|
CE2
|
N:TYR365
|
4.4
|
13.8
|
1.0
|
N
|
N:ALA399
|
4.4
|
18.8
|
1.0
|
N
|
N:GLY369
|
4.6
|
18.2
|
1.0
|
N
|
N:ALA398
|
4.6
|
15.0
|
1.0
|
C
|
N:ALA398
|
4.7
|
19.3
|
1.0
|
CB
|
N:GLU397
|
4.7
|
16.1
|
1.0
|
CA
|
N:GLY369
|
4.8
|
16.1
|
1.0
|
CA
|
N:ALA399
|
4.8
|
20.6
|
1.0
|
O
|
N:HOH1043
|
4.8
|
25.9
|
1.0
|
N
|
N:SER400
|
4.8
|
19.0
|
1.0
|
CA
|
N:ASN366
|
4.9
|
13.7
|
1.0
|
CB
|
N:ASN366
|
4.9
|
14.2
|
1.0
|
CA
|
N:SER400
|
4.9
|
21.4
|
1.0
|
CE1
|
N:TYR365
|
4.9
|
13.9
|
1.0
|
|
Potassium binding site 4 out
of 4 in 2fbw
Go back to
Potassium Binding Sites List in 2fbw
Potassium binding site 4 out
of 4 in the Avian Respiratory Complex II with Carboxin Bound
Mono view
Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Avian Respiratory Complex II with Carboxin Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
O:K253
b:39.2
occ:1.00
|
O
|
O:ASP193
|
2.8
|
27.9
|
1.0
|
O
|
O:ASP196
|
2.8
|
26.2
|
1.0
|
OG1
|
O:THR199
|
2.9
|
35.7
|
1.0
|
O
|
O:MET191
|
3.0
|
27.9
|
1.0
|
O
|
O:HOH1041
|
3.0
|
47.9
|
1.0
|
O
|
O:HOH1049
|
3.3
|
21.3
|
1.0
|
O
|
O:HOH1078
|
3.7
|
70.7
|
1.0
|
C
|
O:ASP193
|
3.8
|
26.8
|
1.0
|
C
|
O:ASP196
|
3.9
|
25.0
|
1.0
|
C
|
O:MET191
|
4.0
|
26.7
|
1.0
|
CB
|
O:ASP196
|
4.2
|
19.5
|
1.0
|
N
|
O:ASP193
|
4.3
|
28.2
|
1.0
|
CB
|
O:THR199
|
4.3
|
30.0
|
1.0
|
N
|
O:ASP196
|
4.4
|
21.4
|
1.0
|
O
|
O:TRP190
|
4.4
|
20.9
|
1.0
|
CA
|
O:ASP196
|
4.4
|
22.4
|
1.0
|
C
|
O:ILE192
|
4.4
|
27.7
|
1.0
|
CA
|
O:SER194
|
4.5
|
25.0
|
1.0
|
CA
|
O:ILE192
|
4.6
|
27.5
|
1.0
|
N
|
O:SER194
|
4.6
|
26.6
|
1.0
|
C
|
O:SER194
|
4.6
|
25.6
|
1.0
|
O
|
O:SER194
|
4.7
|
27.4
|
1.0
|
CA
|
O:ASP193
|
4.7
|
25.4
|
1.0
|
N
|
O:ILE192
|
4.7
|
27.2
|
1.0
|
CG2
|
O:THR199
|
4.8
|
31.0
|
1.0
|
OD2
|
O:ASP196
|
4.9
|
25.7
|
1.0
|
O
|
O:ILE192
|
4.9
|
28.7
|
1.0
|
CA
|
O:MET191
|
4.9
|
24.4
|
1.0
|
N
|
O:ASP197
|
4.9
|
24.9
|
1.0
|
|
Reference:
L.S.Huang,
G.Sun,
D.Cobessi,
A.C.Wang,
J.T.Shen,
E.Y.Tung,
V.E.Anderson,
E.A.Berry.
3-Nitropropionic Acid Is A Suicide Inhibitor of Mitochondrial Respiration That, Upon Oxidation By Complex II, Forms A Covalent Adduct with A Catalytic Base Arginine in the Active Site of the Enzyme. J.Biol.Chem. V. 281 5965 2006.
ISSN: ISSN 0021-9258
PubMed: 16371358
DOI: 10.1074/JBC.M511270200
Page generated: Mon Aug 12 06:18:06 2024
|