Potassium in PDB 4aob: Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
Protein crystallography data
The structure of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine, PDB code: 4aob
was solved by
K.T.Schroeder,
P.Daldrop,
S.A.Mcphee,
D.M.J.Lilley,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
50 /
2.95
|
Space group
|
P 43 21 2
|
Cell size a, b, c (Å), α, β, γ (°)
|
61.300,
61.300,
157.538,
90.00,
90.00,
90.00
|
R / Rfree (%)
|
18.906 /
23.943
|
Other elements in 4aob:
The structure of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine also contains other interesting chemical elements:
Potassium Binding Sites:
The binding sites of Potassium atom in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
(pdb code 4aob). This binding sites where shown within
5.0 Angstroms radius around Potassium atom.
In total 8 binding sites of Potassium where determined in the
Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine, PDB code: 4aob:
Jump to Potassium binding site number:
1;
2;
3;
4;
5;
6;
7;
8;
Potassium binding site 1 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 1 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 1 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1108
b:57.4
occ:1.00
|
OP1
|
A:G1
|
2.5
|
0.6
|
1.0
|
P
|
A:G1
|
3.7
|
83.0
|
1.0
|
OP2
|
A:G1
|
3.9
|
70.2
|
1.0
|
O5'
|
A:G1
|
4.5
|
76.4
|
1.0
|
OP3
|
A:G1
|
4.7
|
82.1
|
1.0
|
BA
|
A:BA1101
|
5.0
|
0.5
|
1.0
|
|
Potassium binding site 2 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 2 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 2 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1109
b:77.1
occ:1.00
|
O4
|
A:U80
|
3.0
|
69.5
|
1.0
|
O6
|
A:G79
|
3.2
|
62.0
|
1.0
|
O6
|
A:G71
|
3.3
|
74.4
|
1.0
|
N6
|
A:A70
|
3.5
|
61.4
|
1.0
|
N6
|
A:A72
|
3.7
|
80.4
|
1.0
|
C4
|
A:U80
|
4.0
|
70.6
|
1.0
|
C6
|
A:A70
|
4.3
|
71.6
|
1.0
|
O
|
A:HOH2007
|
4.3
|
31.2
|
1.0
|
N3
|
A:U80
|
4.4
|
68.8
|
1.0
|
C6
|
A:G71
|
4.4
|
74.0
|
1.0
|
C6
|
A:G79
|
4.4
|
64.3
|
1.0
|
C6
|
A:A72
|
4.6
|
84.5
|
1.0
|
N1
|
A:A72
|
4.7
|
96.0
|
1.0
|
N7
|
A:G71
|
4.8
|
74.2
|
1.0
|
C5
|
A:A70
|
4.9
|
75.1
|
1.0
|
N1
|
A:A70
|
5.0
|
67.7
|
1.0
|
C5
|
A:G71
|
5.0
|
71.8
|
1.0
|
|
Potassium binding site 3 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 3 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 3 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1110
b:78.8
occ:1.00
|
N7
|
A:G42
|
3.3
|
86.6
|
1.0
|
OP2
|
A:C41
|
3.4
|
94.6
|
1.0
|
O6
|
A:G42
|
3.5
|
77.8
|
1.0
|
C5
|
A:G42
|
4.1
|
87.4
|
1.0
|
C6
|
A:G42
|
4.2
|
87.7
|
1.0
|
O6
|
A:G43
|
4.2
|
78.2
|
1.0
|
C8
|
A:G42
|
4.4
|
99.3
|
1.0
|
C5
|
A:C41
|
4.5
|
0.7
|
1.0
|
P
|
A:C41
|
4.6
|
94.9
|
1.0
|
O5'
|
A:C41
|
4.9
|
92.6
|
1.0
|
OP1
|
A:C41
|
5.0
|
0.7
|
1.0
|
N7
|
A:G43
|
5.0
|
91.5
|
1.0
|
|
Potassium binding site 4 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 4 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 4 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1111
b:0.2
occ:1.00
|
NA
|
A:NA1138
|
3.3
|
63.2
|
1.0
|
OP1
|
A:C3
|
3.4
|
64.6
|
1.0
|
OP1
|
A:A85
|
4.0
|
81.4
|
1.0
|
OP2
|
A:C3
|
4.0
|
56.9
|
1.0
|
P
|
A:C3
|
4.2
|
67.8
|
1.0
|
OP2
|
A:A85
|
4.6
|
69.8
|
1.0
|
OP2
|
A:U4
|
4.6
|
59.5
|
1.0
|
P
|
A:A85
|
4.7
|
76.9
|
1.0
|
|
Potassium binding site 5 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 5 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 5 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1112
b:89.0
occ:1.00
|
OP2
|
A:A10
|
2.8
|
87.2
|
1.0
|
OP2
|
A:U64
|
3.0
|
65.5
|
1.0
|
N7
|
A:G11
|
3.6
|
91.9
|
1.0
|
P
|
A:A10
|
3.6
|
69.9
|
1.0
|
OP1
|
A:A10
|
3.7
|
60.5
|
1.0
|
BA
|
A:BA1107
|
3.7
|
0.8
|
1.0
|
OP1
|
A:U64
|
3.9
|
56.3
|
1.0
|
N7
|
A:A10
|
3.9
|
82.2
|
1.0
|
P
|
A:U64
|
3.9
|
65.1
|
1.0
|
K
|
A:K1115
|
4.0
|
73.0
|
1.0
|
O5'
|
A:A10
|
4.0
|
76.7
|
1.0
|
O6
|
A:G11
|
4.0
|
78.2
|
1.0
|
C8
|
A:A10
|
4.0
|
82.9
|
1.0
|
OP1
|
A:A62
|
4.3
|
81.7
|
1.0
|
C5
|
A:G11
|
4.4
|
86.6
|
1.0
|
C8
|
A:G11
|
4.5
|
87.1
|
1.0
|
C6
|
A:G11
|
4.6
|
78.9
|
1.0
|
OP2
|
A:G11
|
4.6
|
66.5
|
1.0
|
C5
|
A:A10
|
5.0
|
79.5
|
1.0
|
|
Potassium binding site 6 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 6 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 6 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1115
b:73.0
occ:1.00
|
OP2
|
A:G11
|
2.5
|
66.5
|
1.0
|
O
|
A:HOH2005
|
2.8
|
51.9
|
1.0
|
OP1
|
A:A62
|
3.0
|
81.7
|
1.0
|
P
|
A:G11
|
3.8
|
77.0
|
1.0
|
K
|
A:K1112
|
4.0
|
89.0
|
1.0
|
O5'
|
A:G11
|
4.3
|
72.3
|
1.0
|
P
|
A:A62
|
4.5
|
76.8
|
1.0
|
OP1
|
A:G11
|
4.5
|
81.0
|
1.0
|
O5'
|
A:A10
|
4.5
|
76.7
|
1.0
|
N7
|
A:G11
|
4.5
|
91.9
|
1.0
|
C8
|
A:G11
|
4.5
|
87.1
|
1.0
|
C5'
|
A:A62
|
4.6
|
72.7
|
1.0
|
OP1
|
A:A10
|
4.7
|
60.5
|
1.0
|
O5'
|
A:A62
|
5.0
|
75.7
|
1.0
|
O3'
|
A:A61
|
5.0
|
68.6
|
1.0
|
|
Potassium binding site 7 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 7 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 7 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1131
b:82.4
occ:1.00
|
O4
|
A:U88
|
3.2
|
67.4
|
1.0
|
O4
|
A:U5
|
4.0
|
58.5
|
1.0
|
O4
|
A:U4
|
4.2
|
66.5
|
1.0
|
C4
|
A:U88
|
4.2
|
60.7
|
1.0
|
O6
|
A:G89
|
4.3
|
61.3
|
1.0
|
C5
|
A:U88
|
4.8
|
54.0
|
1.0
|
N6
|
A:A6
|
4.9
|
60.4
|
1.0
|
|
Potassium binding site 8 out
of 8 in 4aob
Go back to
Potassium Binding Sites List in 4aob
Potassium binding site 8 out
of 8 in the Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine
 Mono view
 Stereo pair view
|
A full contact list of Potassium with other atoms in the K binding
site number 8 of Sam-I Riboswitch Containing the T. Solenopsae Kt-23 in Complex with S-Adenosyl Methionine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:K1136
b:92.2
occ:1.00
|
OP2
|
A:U57
|
4.5
|
88.5
|
1.0
|
OP1
|
A:G56
|
4.7
|
83.7
|
1.0
|
O6
|
A:G58
|
4.8
|
61.9
|
1.0
|
N7
|
A:G58
|
5.0
|
62.9
|
1.0
|
|
Reference:
K.T.Schroeder,
P.Daldrop,
S.A.Mcphee,
D.M.J.Lilley.
Structure and Folding of A Rare, Natural Kink Turn in Rna with An A*A Pair at the 2B*2N Position. Rna V. 18 1257 2012.
ISSN: ISSN 1355-8382
PubMed: 22539525
DOI: 10.1261/RNA.032409.112
Page generated: Mon Aug 12 10:02:22 2024
|