Magnesium in PDB 4hyt: Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Enzymatic activity of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
All present enzymatic activity of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site:
3.6.3.9;
Protein crystallography data
The structure of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site, PDB code: 4hyt
was solved by
M.Laursen,
L.Yatime,
P.Nissen,
N.U.Fedosova,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
49.83 /
3.40
|
Space group
|
P 21 21 21
|
Cell size a, b, c (Å), α, β, γ (°)
|
117.470,
118.080,
494.660,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
22.6 /
24.4
|
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
(pdb code 4hyt). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 6 binding sites of Magnesium where determined in the
Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site, PDB code: 4hyt:
Jump to Magnesium binding site number:
1;
2;
3;
4;
5;
6;
Magnesium binding site 1 out
of 6 in 4hyt
Go back to
Magnesium Binding Sites List in 4hyt
Magnesium binding site 1 out
of 6 in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg1101
b:0.3
occ:1.00
|
OP1
|
A:PHD369
|
2.0
|
74.8
|
1.0
|
OD2
|
A:PHD369
|
2.0
|
71.8
|
1.0
|
OP3
|
A:PHD369
|
2.1
|
74.8
|
1.0
|
O
|
A:THR371
|
2.1
|
70.7
|
1.0
|
P
|
A:PHD369
|
2.4
|
74.5
|
1.0
|
OD2
|
A:ASP710
|
2.4
|
66.2
|
1.0
|
OG1
|
A:THR371
|
2.7
|
68.0
|
1.0
|
CG
|
A:ASP710
|
2.9
|
64.8
|
1.0
|
OD1
|
A:ASP710
|
2.9
|
64.5
|
1.0
|
CG
|
A:PHD369
|
2.9
|
71.5
|
1.0
|
C
|
A:THR371
|
3.0
|
71.3
|
1.0
|
OD1
|
A:PHD369
|
3.1
|
72.7
|
1.0
|
N
|
A:THR371
|
3.2
|
71.5
|
1.0
|
CA
|
A:THR371
|
3.4
|
72.3
|
1.0
|
CB
|
A:THR371
|
3.5
|
68.1
|
1.0
|
OP2
|
A:PHD369
|
3.7
|
75.8
|
1.0
|
C
|
A:LYS370
|
4.1
|
78.1
|
1.0
|
CB
|
A:ASP710
|
4.2
|
63.9
|
1.0
|
N
|
A:LYS370
|
4.2
|
76.8
|
1.0
|
CB
|
A:PHD369
|
4.2
|
70.1
|
1.0
|
N
|
A:GLY372
|
4.3
|
89.6
|
1.0
|
O
|
A:SER209
|
4.7
|
82.6
|
1.0
|
CA
|
A:LYS370
|
4.7
|
77.7
|
1.0
|
OG1
|
A:THR373
|
4.7
|
69.5
|
1.0
|
C
|
A:PHD369
|
4.8
|
68.1
|
1.0
|
O
|
A:LYS370
|
4.8
|
77.6
|
1.0
|
CG2
|
A:THR371
|
4.8
|
69.7
|
1.0
|
CA
|
A:GLY372
|
4.8
|
88.9
|
1.0
|
N
|
A:THR373
|
4.8
|
75.6
|
1.0
|
CA
|
A:GLY213
|
4.8
|
77.8
|
1.0
|
OD2
|
A:ASP714
|
4.9
|
71.2
|
1.0
|
ND2
|
A:ASN713
|
5.0
|
67.5
|
1.0
|
|
Magnesium binding site 2 out
of 6 in 4hyt
Go back to
Magnesium Binding Sites List in 4hyt
Magnesium binding site 2 out
of 6 in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg1102
b:82.9
occ:1.00
|
OD2
|
A:ASP740
|
2.1
|
76.5
|
1.0
|
OD1
|
A:ASP740
|
2.2
|
77.6
|
1.0
|
CG
|
A:ASP740
|
2.5
|
76.7
|
1.0
|
O
|
A:LYS719
|
3.4
|
65.5
|
1.0
|
O
|
A:ALA721
|
4.0
|
57.5
|
1.0
|
CB
|
A:ASP740
|
4.0
|
75.9
|
1.0
|
C
|
A:LYS719
|
4.3
|
65.5
|
1.0
|
O
|
A:SER718
|
4.3
|
66.2
|
1.0
|
O
|
A:ALA738
|
4.4
|
59.1
|
1.0
|
O
|
A:GLY272
|
4.4
|
0.8
|
1.0
|
CA
|
A:GLY272
|
4.5
|
0.2
|
1.0
|
CA
|
A:LYS719
|
4.6
|
65.4
|
1.0
|
N
|
A:ASP740
|
4.8
|
59.8
|
1.0
|
CA
|
A:ASP740
|
4.9
|
59.9
|
1.0
|
C
|
A:GLY272
|
4.9
|
0.3
|
1.0
|
CD
|
A:LYS719
|
5.0
|
75.3
|
1.0
|
N
|
A:GLY724
|
5.0
|
61.8
|
1.0
|
|
Magnesium binding site 3 out
of 6 in 4hyt
Go back to
Magnesium Binding Sites List in 4hyt
Magnesium binding site 3 out
of 6 in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg1103
b:58.7
occ:1.00
|
OE2
|
A:GLU779
|
2.0
|
68.2
|
1.0
|
O
|
A:HOH1203
|
2.1
|
60.5
|
1.0
|
O
|
A:HOH1201
|
2.1
|
56.5
|
1.0
|
O
|
A:HOH1202
|
2.1
|
61.3
|
1.0
|
OD1
|
A:ASP804
|
2.3
|
80.5
|
1.0
|
OD1
|
A:ASN776
|
2.5
|
0.5
|
1.0
|
CG
|
A:ASP804
|
2.9
|
82.1
|
1.0
|
OD2
|
A:ASP804
|
2.9
|
83.5
|
1.0
|
CD
|
A:GLU779
|
3.1
|
67.7
|
1.0
|
CG
|
A:ASN776
|
3.3
|
0.9
|
1.0
|
OE1
|
A:GLU779
|
3.5
|
67.2
|
1.0
|
ND2
|
A:ASN776
|
3.8
|
0.1
|
1.0
|
OG
|
A:SER775
|
4.1
|
71.0
|
1.0
|
CG
|
A:GLU779
|
4.3
|
67.7
|
1.0
|
CB
|
A:ASP804
|
4.4
|
82.6
|
1.0
|
O
|
A:ALA323
|
4.4
|
69.3
|
1.0
|
OE2
|
A:GLU327
|
4.5
|
85.9
|
1.0
|
CA
|
A:ASN776
|
4.5
|
79.3
|
1.0
|
CB
|
A:ASN776
|
4.5
|
0.0
|
1.0
|
CB
|
A:GLU779
|
4.5
|
68.4
|
1.0
|
O
|
A:VAL325
|
4.6
|
76.7
|
1.0
|
N
|
A:ASN776
|
4.7
|
77.7
|
1.0
|
C
|
A:SER775
|
4.9
|
53.5
|
1.0
|
O
|
A:SER775
|
4.9
|
54.0
|
1.0
|
|
Magnesium binding site 4 out
of 6 in 4hyt
Go back to
Magnesium Binding Sites List in 4hyt
Magnesium binding site 4 out
of 6 in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg2001
b:0.7
occ:1.00
|
OD2
|
C:ASP710
|
2.0
|
0.4
|
1.0
|
O
|
C:THR371
|
2.1
|
0.7
|
1.0
|
OP3
|
C:PHD369
|
2.1
|
0.4
|
1.0
|
OD2
|
C:PHD369
|
2.2
|
0.6
|
1.0
|
OP1
|
C:PHD369
|
2.3
|
0.5
|
1.0
|
CG
|
C:ASP710
|
2.5
|
0.9
|
1.0
|
OD1
|
C:ASP710
|
2.5
|
0.2
|
1.0
|
P
|
C:PHD369
|
2.6
|
0.8
|
1.0
|
OG1
|
C:THR371
|
2.8
|
0.3
|
1.0
|
C
|
C:THR371
|
3.1
|
0.6
|
1.0
|
CG
|
C:PHD369
|
3.1
|
0.9
|
1.0
|
OD1
|
C:PHD369
|
3.4
|
0.9
|
1.0
|
N
|
C:THR371
|
3.6
|
0.5
|
1.0
|
CA
|
C:THR371
|
3.6
|
0.8
|
1.0
|
CB
|
C:THR371
|
3.7
|
0.8
|
1.0
|
CB
|
C:ASP710
|
3.9
|
0.1
|
1.0
|
OP2
|
C:PHD369
|
4.0
|
0.1
|
1.0
|
N
|
C:GLY372
|
4.3
|
0.9
|
1.0
|
O
|
C:SER209
|
4.4
|
0.7
|
1.0
|
C
|
C:LYS370
|
4.5
|
0.7
|
1.0
|
CB
|
C:PHD369
|
4.5
|
0.3
|
1.0
|
N
|
C:LYS370
|
4.7
|
0.4
|
1.0
|
CA
|
C:GLY372
|
4.7
|
0.3
|
1.0
|
N
|
C:GLY711
|
4.7
|
0.7
|
1.0
|
OG1
|
C:THR373
|
4.8
|
0.6
|
1.0
|
OD2
|
C:ASP714
|
4.8
|
0.1
|
1.0
|
N
|
C:THR373
|
4.9
|
0.1
|
1.0
|
CA
|
C:GLY213
|
4.9
|
0.9
|
1.0
|
ND2
|
C:ASN713
|
4.9
|
0.0
|
1.0
|
OD1
|
C:ASN713
|
4.9
|
0.3
|
1.0
|
CA
|
C:ASP710
|
5.0
|
1.0
|
1.0
|
N
|
C:ASP710
|
5.0
|
0.5
|
1.0
|
|
Magnesium binding site 5 out
of 6 in 4hyt
Go back to
Magnesium Binding Sites List in 4hyt
Magnesium binding site 5 out
of 6 in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 5 of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg2002
b:0.9
occ:1.00
|
OD1
|
C:ASP740
|
2.1
|
0.8
|
1.0
|
OD2
|
C:ASP740
|
2.2
|
0.7
|
1.0
|
CG
|
C:ASP740
|
2.4
|
0.0
|
1.0
|
O
|
C:LYS719
|
3.6
|
0.5
|
1.0
|
CB
|
C:ASP740
|
4.0
|
0.7
|
1.0
|
O
|
C:ALA721
|
4.2
|
94.6
|
1.0
|
O
|
C:ALA738
|
4.4
|
0.3
|
1.0
|
C
|
C:LYS719
|
4.5
|
0.2
|
1.0
|
CA
|
C:GLY272
|
4.5
|
0.1
|
1.0
|
O
|
C:SER718
|
4.6
|
0.3
|
1.0
|
CA
|
C:LYS719
|
4.7
|
0.2
|
1.0
|
O
|
C:GLY272
|
4.8
|
1.0
|
1.0
|
CA
|
C:ASP740
|
4.8
|
95.3
|
1.0
|
N
|
C:ASP740
|
4.8
|
94.0
|
1.0
|
CD
|
C:LYS719
|
5.0
|
0.8
|
1.0
|
|
Magnesium binding site 6 out
of 6 in 4hyt
Go back to
Magnesium Binding Sites List in 4hyt
Magnesium binding site 6 out
of 6 in the Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 6 of Na,K-Atpase in the E2P State with Bound Ouabain and MG2+ in the Cation-Binding Site within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg2003
b:81.1
occ:1.00
|
OE2
|
C:GLU779
|
2.0
|
87.1
|
1.0
|
O
|
C:HOH2103
|
2.1
|
81.0
|
1.0
|
O
|
C:HOH2101
|
2.1
|
80.5
|
1.0
|
O
|
C:HOH2102
|
2.1
|
81.8
|
1.0
|
OD1
|
C:ASP804
|
2.3
|
0.9
|
1.0
|
OD1
|
C:ASN776
|
2.5
|
0.0
|
1.0
|
CG
|
C:ASP804
|
2.9
|
0.7
|
1.0
|
OD2
|
C:ASP804
|
2.9
|
0.2
|
1.0
|
CD
|
C:GLU779
|
3.1
|
85.8
|
1.0
|
CG
|
C:ASN776
|
3.4
|
1.0
|
1.0
|
OE1
|
C:GLU779
|
3.5
|
83.2
|
1.0
|
ND2
|
C:ASN776
|
3.8
|
0.6
|
1.0
|
OG
|
C:SER775
|
4.1
|
78.6
|
1.0
|
CG
|
C:GLU779
|
4.3
|
87.3
|
1.0
|
CB
|
C:ASP804
|
4.4
|
0.8
|
1.0
|
O
|
C:ALA323
|
4.4
|
88.7
|
1.0
|
CA
|
C:ASN776
|
4.5
|
90.0
|
1.0
|
CB
|
C:ASN776
|
4.5
|
0.6
|
1.0
|
OE2
|
C:GLU327
|
4.5
|
0.5
|
1.0
|
CB
|
C:GLU779
|
4.5
|
90.3
|
1.0
|
N
|
C:ASN776
|
4.7
|
88.3
|
1.0
|
O
|
C:VAL325
|
4.7
|
96.4
|
1.0
|
C
|
C:SER775
|
4.9
|
77.1
|
1.0
|
O
|
C:SER775
|
4.9
|
77.0
|
1.0
|
|
Reference:
M.Laursen,
L.Yatime,
P.Nissen,
N.U.Fedosova.
Crystal Structure of the High-Affinity Na+,K+-Atpase-Ouabain Complex with MG2+ Bound in the Cation Binding Site. Proc.Natl.Acad.Sci.Usa V. 110 10958 2013.
ISSN: ISSN 0027-8424
PubMed: 23776223
DOI: 10.1073/PNAS.1222308110
Page generated: Fri Aug 16 16:27:20 2024
|