1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Stuart, J.W.
Gdaniec, Z.
Guenther, R.H.
Marszalek, M.
Sochacka, E.
Malkiewicz, A.
Agris, P.F.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
1
90.00
90.00
90.00
1.000
1.000
1.000
C10 H14 N5 O7 P
347.221
y
ADENOSINE-5'-MONOPHOSPHATE
RNA linking
C9 H14 N3 O8 P
323.197
y
CYTIDINE-5'-MONOPHOSPHATE
RNA linking
C10 H14 N5 O8 P
363.221
y
GUANOSINE-5'-MONOPHOSPHATE
RNA linking
C15 H21 N6 O11 P
492.335
n
N-[N-(9-B-D-RIBOFURANOSYLPURIN-6-YL)CARBAMOYL]THREONINE-5'-MONOPHOSPHATE
N-(NEBULARIN-6-YLCARBAMOYL)-L-THREONINE-5'-MONOPHOSPHATE
RNA linking
C9 H13 N2 O9 P
324.181
y
URIDINE-5'-MONOPHOSPHATE
RNA linking
US
Biochemistry
BICHAW
0033
0006-2960
39
13396
13404
10.1021/bi0013039
11063577
Functional anticodon architecture of human tRNALys3 includes disruption of intraloop hydrogen bonding by the naturally occurring amino acid modification, t6A.
2000
10.2210/pdb1feq/pdb
pdb_00001feq
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
5510.319
5'-R(*GP*CP*AP*GP*AP*CP*UP*UP*UP*UP*(T6A)P*AP*UP*CP*UP*GP*C)-3'
ANTICODON (RESIDUES 27-43) OF TRNA(LYS3) WITH T6A MODIFICATION AT POSITION 37
1
syn
polymer
no
yes
GCAGACUUUU(T6A)AUCUGC
GCAGACUUUUAAUCUGC
A
polyribonucleotide
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
-1.055
1
19
A
27
A
43
-3.488
A_G27:C43_A
1
-17.718
-0.746
0.531
-0.303
4.240
1
19
A
28
A
42
-3.942
A_C28:G42_A
2
-17.918
0.914
0.391
-0.374
0.887
1
20
A
29
A
41
-13.986
A_A29:U41_A
3
20.865
0.027
-0.919
-0.216
5.324
1
19
A
30
A
40
-3.028
A_G30:C40_A
4
2.609
-1.008
0.144
-0.334
3.495
1
20
A
31
A
39
-5.689
A_A31:U39_A
5
-5.707
0.047
-0.735
-0.114
6.826
1
A
32
A
38
4.533
A_C32:A38_A
6
-3.977
3.508
-0.933
-0.820
3.064
38.846
A
A
27
28
1.505
A
A
43
42
3.079
1.000
0.430
-1.433
AA_G27C28:G42C43_AA
1
2.709
-4.077
38.743
-2.269
-0.336
4.319
14.901
A
A
28
29
-7.585
A
A
42
41
3.804
-1.956
-1.168
-3.284
AA_C28A29:U41G42_AA
2
-1.933
7.495
14.647
-10.599
2.465
4.141
28.638
A
A
29
30
-25.238
A
A
41
40
3.547
-12.003
0.444
-2.663
AA_A29G30:C40U41_AA
3
-6.305
13.257
25.285
-1.984
-2.684
3.131
28.214
A
A
30
31
8.321
A
A
40
39
3.443
4.021
0.329
-2.007
AA_G30A31:U39C40_AA
4
5.149
-10.656
27.462
-5.071
0.548
3.217
49.590
A
A
31
32
0.775
A
A
39
38
3.239
0.650
0.337
-1.504
AA_A31C32:A38U39_AA
5
-0.476
0.567
49.584
-1.841
-0.436
database_2
pdbx_nmr_software
pdbx_nmr_spectrometer
pdbx_struct_assembly
pdbx_struct_oper_list
struct_conn
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2000-11-22
1
1
2008-04-27
1
2
2011-07-13
1
3
2022-02-23
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_nmr_software.name
_pdbx_nmr_spectrometer.model
_struct_conn.pdbx_leaving_atom_flag
contains same anticodon at pH 7 with no t6A modification
contains same anticodon at pH 5 with no t6A modification
RCSB
Y
RCSB
2000-07-21
REL
sequence of tRNA(Lys3) with terminal base pair replaced with GC to enhance synthesis yield and stability
sample
This structure was determined using standard 2D homonuclear techniques
structures with the lowest energy
50
11
2D NOESY
5.6
1
atm
289
K
272 restraints, 207 NOE-derived, 13 h-bond, 52 dihedral angle. Chi torsion was left unrestrained although likely anti for all residues.
global fold by distance geometry. Refinement by simulated annealing using the AMBER forcefield
1
minimized average structure of family a (struct 2-5)
1.2 mM RNA, 10 mM cacodylate buffer, pH 5.6, 0.1 mM EDTA
94% H2O, 6% D2O
msi
data analysis
Felix
98
msi
refinement
Discover
98
500
Bruker
AVANCE
G
27
n
1
G
27
A
C
28
n
2
C
28
A
A
29
n
3
A
29
A
G
30
n
4
G
30
A
A
31
n
5
A
31
A
C
32
n
6
C
32
A
U
33
n
7
U
33
A
U
34
n
8
U
34
A
U
35
n
9
U
35
A
U
36
n
10
U
36
A
T6A
37
n
11
T6A
37
A
A
38
n
12
A
38
A
U
39
n
13
U
39
A
C
40
n
14
C
40
A
U
41
n
15
U
41
A
G
42
n
16
G
42
A
C
43
n
17
C
43
A
author_defined_assembly
1
monomeric
A
T6A
37
A
T6A
11
A
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
1
A
U
33
0.106
SIDE CHAIN
1
A
U
39
0.059
SIDE CHAIN
2
A
G
27
0.054
SIDE CHAIN
2
A
A
31
0.096
SIDE CHAIN
2
A
C
32
0.075
SIDE CHAIN
2
A
U
33
0.114
SIDE CHAIN
2
A
U
39
0.120
SIDE CHAIN
2
A
C
40
0.088
SIDE CHAIN
2
A
U
41
0.069
SIDE CHAIN
3
A
A
31
0.077
SIDE CHAIN
3
A
C
32
0.071
SIDE CHAIN
3
A
U
33
0.096
SIDE CHAIN
3
A
U
39
0.073
SIDE CHAIN
3
A
U
41
0.099
SIDE CHAIN
3
A
G
42
0.090
SIDE CHAIN
4
A
G
27
0.063
SIDE CHAIN
4
A
A
31
0.092
SIDE CHAIN
4
A
C
32
0.065
SIDE CHAIN
4
A
U
33
0.094
SIDE CHAIN
4
A
U
39
0.086
SIDE CHAIN
4
A
U
41
0.094
SIDE CHAIN
4
A
G
42
0.072
SIDE CHAIN
5
A
A
29
0.059
SIDE CHAIN
5
A
A
31
0.070
SIDE CHAIN
5
A
C
32
0.106
SIDE CHAIN
5
A
U
33
0.097
SIDE CHAIN
5
A
C
40
0.144
SIDE CHAIN
5
A
U
41
0.090
SIDE CHAIN
5
A
G
42
0.056
SIDE CHAIN
6
A
A
31
0.097
SIDE CHAIN
6
A
U
34
0.110
SIDE CHAIN
6
A
U
39
0.082
SIDE CHAIN
6
A
C
40
0.076
SIDE CHAIN
6
A
G
42
0.070
SIDE CHAIN
7
A
G
30
0.068
SIDE CHAIN
7
A
A
31
0.061
SIDE CHAIN
7
A
C
32
0.102
SIDE CHAIN
7
A
A
38
0.059
SIDE CHAIN
7
A
U
39
0.074
SIDE CHAIN
7
A
C
40
0.082
SIDE CHAIN
7
A
U
41
0.059
SIDE CHAIN
7
A
G
42
0.081
SIDE CHAIN
8
A
A
31
0.105
SIDE CHAIN
8
A
C
32
0.084
SIDE CHAIN
8
A
U
39
0.066
SIDE CHAIN
8
A
C
40
0.065
SIDE CHAIN
8
A
U
41
0.132
SIDE CHAIN
8
A
G
42
0.080
SIDE CHAIN
9
A
A
31
0.074
SIDE CHAIN
9
A
C
32
0.062
SIDE CHAIN
9
A
A
38
0.072
SIDE CHAIN
9
A
C
40
0.163
SIDE CHAIN
9
A
U
41
0.107
SIDE CHAIN
10
A
A
31
0.077
SIDE CHAIN
10
A
A
38
0.060
SIDE CHAIN
10
A
U
39
0.120
SIDE CHAIN
10
A
C
40
0.097
SIDE CHAIN
10
A
U
41
0.136
SIDE CHAIN
10
A
G
42
0.071
SIDE CHAIN
11
A
G
27
0.054
SIDE CHAIN
11
A
A
31
0.103
SIDE CHAIN
11
A
U
39
0.105
SIDE CHAIN
11
A
C
40
0.056
SIDE CHAIN
11
A
U
41
0.090
SIDE CHAIN
1
5.77
0.70
108.50
114.27
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
1
4.62
0.70
108.50
113.12
A
A
A
O4'
C1'
N9
A
A
A
31
31
31
N
1
-5.22
0.50
129.30
124.08
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
1
4.36
0.50
110.60
114.96
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
1
4.55
0.70
108.50
113.05
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
2
-4.22
0.70
109.70
105.48
A
A
A
C1'
O4'
C4'
A
A
A
29
29
29
N
2
8.32
0.70
108.50
116.82
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
2
11.77
0.90
109.80
121.57
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
2
5.58
0.80
101.50
107.08
A
A
A
C3'
C2'
C1'
G
G
G
30
30
30
N
2
-2.79
0.40
106.40
103.61
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
2
-8.28
1.00
104.00
95.72
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
2
7.60
0.90
109.80
117.40
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
2
-7.43
0.70
109.70
102.27
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
2
-4.44
0.70
101.30
96.86
A
A
A
C3'
C2'
C1'
A
A
A
31
31
31
N
2
8.47
1.20
120.80
129.27
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
2
-6.91
1.10
118.80
111.89
A
A
A
C2
N1
C1'
C
C
C
32
32
32
N
2
6.05
0.70
108.50
114.55
A
A
A
O4'
C1'
N1
U
U
U
34
34
34
N
2
5.11
0.70
108.50
113.61
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
2
-5.05
0.50
129.30
124.25
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
2
4.35
0.50
110.60
114.95
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
2
5.35
0.70
108.50
113.85
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
2
5.44
0.90
109.80
115.24
A
A
A
C5'
C4'
O4'
U
U
U
41
41
41
N
3
4.89
0.70
108.50
113.39
A
A
A
O4'
C1'
N1
C
C
C
28
28
28
N
3
5.18
0.70
108.50
113.68
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
3
9.44
0.90
109.80
119.24
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
3
-2.42
0.40
106.40
103.98
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
3
-8.15
1.00
104.00
95.85
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
3
7.19
0.90
109.80
116.99
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
3
-5.92
0.70
109.70
103.78
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
3
8.15
1.20
120.80
128.95
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
3
-6.73
1.10
118.80
112.07
A
A
A
C2
N1
C1'
C
C
C
32
32
32
N
3
4.21
0.70
108.50
112.71
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
3
-5.07
0.50
129.30
124.23
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
3
4.30
0.50
110.60
114.90
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
3
4.51
0.70
108.50
113.01
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
3
4.64
0.70
108.50
113.14
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
4
4.28
0.70
108.50
112.78
A
A
A
O4'
C1'
N9
G
G
G
27
27
27
N
4
9.32
0.90
109.80
119.12
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
4
-8.09
1.00
104.00
95.91
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
4
6.94
0.90
109.80
116.74
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
4
-6.08
0.70
109.70
103.62
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
4
7.64
1.20
120.80
128.44
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
4
4.35
0.70
108.50
112.85
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
4
-5.14
0.50
129.30
124.16
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
4
4.38
0.50
110.60
114.98
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
4
5.04
0.70
108.50
113.54
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
4
4.71
0.70
108.50
113.21
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
5
4.90
0.70
108.50
113.40
A
A
A
O4'
C1'
N1
C
C
C
28
28
28
N
5
6.12
0.70
108.50
114.62
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
5
8.94
0.90
109.80
118.74
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
5
-2.47
0.40
106.40
103.93
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
5
-8.00
1.00
104.00
96.00
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
5
6.69
0.90
109.80
116.49
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
5
-6.12
0.70
109.70
103.58
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
5
8.00
1.20
120.80
128.80
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
5
8.54
0.70
108.50
117.04
A
A
A
O4'
C1'
N1
U
U
U
34
34
34
N
5
4.81
0.70
108.50
113.31
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
5
-4.83
0.50
129.30
124.47
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
5
4.21
0.50
110.60
114.81
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
5
6.08
0.70
108.50
114.58
A
A
A
O4'
C1'
N1
U
U
U
39
39
39
N
5
5.04
0.70
108.50
113.54
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
5
4.34
0.70
108.50
112.84
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
6
10.98
0.90
109.80
120.78
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
6
4.83
0.80
101.50
106.33
A
A
A
C3'
C2'
C1'
G
G
G
30
30
30
N
6
-2.66
0.40
106.40
103.74
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
6
-8.36
1.00
104.00
95.64
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
6
7.11
0.90
109.80
116.91
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
6
-6.42
0.70
109.70
103.28
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
6
7.93
1.20
120.80
128.73
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
6
4.71
0.70
108.50
113.21
A
A
A
O4'
C1'
N1
U
U
U
34
34
34
N
6
4.45
0.70
108.50
112.95
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
6
-5.16
0.50
129.30
124.14
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
6
4.37
0.50
110.60
114.97
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
6
5.39
0.70
108.50
113.89
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
6
5.50
0.90
109.80
115.30
A
A
A
C5'
C4'
O4'
U
U
U
41
41
41
N
6
4.68
0.70
108.50
113.18
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
7
15.01
0.90
109.80
124.81
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
7
4.96
0.80
101.50
106.46
A
A
A
C3'
C2'
C1'
G
G
G
30
30
30
N
7
-5.58
0.80
108.20
102.62
A
A
A
O4'
C1'
N9
G
G
G
30
30
30
N
7
-2.52
0.40
106.40
103.88
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
7
-7.89
1.00
104.00
96.11
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
7
6.70
0.90
109.80
116.50
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
7
-6.48
0.70
109.70
103.22
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
7
8.20
1.20
120.80
129.00
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
7
-7.06
1.10
118.80
111.74
A
A
A
C2
N1
C1'
C
C
C
32
32
32
N
7
5.70
0.70
108.50
114.20
A
A
A
O4'
C1'
N1
U
U
U
34
34
34
N
7
-5.04
0.50
129.30
124.26
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
7
4.41
0.50
110.60
115.01
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
7
6.29
0.70
108.50
114.79
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
7
4.96
0.70
108.50
113.46
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
8
8.28
0.70
108.50
116.78
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
8
13.72
0.90
109.80
123.52
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
8
5.21
0.80
101.50
106.71
A
A
A
C3'
C2'
C1'
G
G
G
30
30
30
N
8
-2.62
0.40
106.40
103.78
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
8
-8.60
1.00
104.00
95.40
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
8
6.85
0.90
109.80
116.65
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
8
-6.71
0.70
109.70
102.99
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
8
7.46
1.20
120.80
128.26
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
8
5.07
0.70
108.50
113.57
A
A
A
O4'
C1'
N1
U
U
U
34
34
34
N
8
5.25
0.70
108.50
113.75
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
8
-5.06
0.50
129.30
124.24
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
8
4.28
0.50
110.60
114.88
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
8
4.65
0.70
108.50
113.15
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
8
4.58
0.70
108.50
113.08
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
9
10.41
0.90
109.80
120.21
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
9
-2.45
0.40
106.40
103.95
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
9
-8.52
1.00
104.00
95.48
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
9
8.24
0.90
109.80
118.04
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
9
-6.32
0.70
109.70
103.38
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
9
7.50
1.20
120.80
128.30
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
9
6.07
0.70
108.50
114.57
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
9
-5.05
0.50
129.30
124.25
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
9
4.41
0.50
110.60
115.01
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
9
5.11
0.70
108.50
113.61
A
A
A
O4'
C1'
N1
U
U
U
39
39
39
N
9
5.70
0.70
108.50
114.20
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
9
5.06
0.70
108.50
113.56
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
10
5.51
0.90
109.80
115.31
A
A
A
C5'
C4'
O4'
A
A
A
29
29
29
N
10
8.37
0.70
108.50
116.87
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
10
12.67
0.90
109.80
122.47
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
10
-7.79
1.00
104.00
96.21
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
10
6.57
0.90
109.80
116.37
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
10
-5.23
0.70
109.70
104.47
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
10
7.67
1.20
120.80
128.47
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
10
-5.14
0.50
129.30
124.16
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
10
4.36
0.50
110.60
114.96
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
10
5.00
0.70
108.50
113.50
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
10
4.65
0.70
108.50
113.15
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
11
5.27
0.70
108.50
113.77
A
A
A
O4'
C1'
N9
A
A
A
29
29
29
N
11
10.63
0.90
109.80
120.43
A
A
A
C5'
C4'
O4'
G
G
G
30
30
30
N
11
5.49
0.80
101.50
106.99
A
A
A
C3'
C2'
C1'
G
G
G
30
30
30
N
11
-2.71
0.40
106.40
103.69
A
A
A
C8
N9
C4
G
G
G
30
30
30
N
11
-8.61
1.00
104.00
95.39
A
A
A
O4'
C4'
C3'
A
A
A
31
31
31
N
11
6.77
0.90
109.80
116.57
A
A
A
C5'
C4'
O4'
A
A
A
31
31
31
N
11
-5.83
0.70
109.70
103.87
A
A
A
C1'
O4'
C4'
A
A
A
31
31
31
N
11
-4.32
0.70
101.30
96.98
A
A
A
C3'
C2'
C1'
A
A
A
31
31
31
N
11
7.88
1.20
120.80
128.68
A
A
A
C6
N1
C1'
C
C
C
32
32
32
N
11
5.87
0.70
108.50
114.37
A
A
A
O4'
C1'
N1
U
U
U
35
35
35
N
11
-5.05
0.50
129.30
124.25
A
A
A
N1
C2
N3
A
A
A
38
38
38
N
11
4.19
0.50
110.60
114.79
A
A
A
C2
N3
C4
A
A
A
38
38
38
N
11
5.51
0.70
108.50
114.01
A
A
A
O4'
C1'
N1
C
C
C
40
40
40
N
11
5.51
0.90
109.80
115.31
A
A
A
C5'
C4'
O4'
U
U
U
41
41
41
N
11
4.55
0.70
108.50
113.05
A
A
A
O4'
C1'
N1
U
U
U
41
41
41
N
2
A
A
C5'
C4'
G
G
30
30
0.073
0.012
1.509
1.582
N
2
A
A
N1
C6
C
C
32
32
0.065
0.006
1.367
1.432
N
2
A
A
N1
C2
A
A
38
38
0.054
0.009
1.339
1.393
N
3
A
A
N1
C6
C
C
32
32
0.065
0.006
1.367
1.432
N
4
A
A
N1
C6
C
C
32
32
0.065
0.006
1.367
1.432
N
4
A
A
N1
C2
A
A
38
38
0.054
0.009
1.339
1.393
N
5
A
A
N1
C6
C
C
32
32
0.065
0.006
1.367
1.432
N
6
A
A
N1
C6
C
C
32
32
0.065
0.006
1.367
1.432
N
7
A
A
C5'
C4'
G
G
30
30
0.084
0.012
1.509
1.593
N
7
A
A
N1
C6
C
C
32
32
0.064
0.006
1.367
1.431
N
8
A
A
C5'
C4'
G
G
30
30
0.079
0.012
1.509
1.588
N
8
A
A
N1
C6
C
C
32
32
0.065
0.006
1.367
1.432
N
9
A
A
N1
C6
C
C
32
32
0.066
0.006
1.367
1.433
N
10
A
A
C5'
C4'
G
G
30
30
0.077
0.012
1.509
1.586
N
10
A
A
N1
C6
C
C
32
32
0.067
0.006
1.367
1.434
N
10
A
A
N1
C2
A
A
38
38
0.054
0.009
1.339
1.393
N
11
A
A
N1
C6
C
C
32
32
0.067
0.006
1.367
1.434
N
NMR SOLUTION STRUCTURE OF THE ANTICODON OF TRNA(LYS3) WITH T6A MODIFICATION AT POSITION 37
1
N
N
covale
1.616
both
A
U
36
A
O3'
U
10
1_555
A
T6A
37
A
P
T6A
11
1_555
covale
1.619
both
A
T6A
37
A
O3'
T6A
11
1_555
A
A
38
A
P
A
12
1_555
hydrog
WATSON-CRICK
A
G
27
A
N1
G
1
1_555
A
C
43
A
N3
C
17
1_555
hydrog
WATSON-CRICK
A
G
27
A
N2
G
1
1_555
A
C
43
A
O2
C
17
1_555
hydrog
WATSON-CRICK
A
G
27
A
O6
G
1
1_555
A
C
43
A
N4
C
17
1_555
hydrog
WATSON-CRICK
A
C
28
A
N3
C
2
1_555
A
G
42
A
N1
G
16
1_555
hydrog
WATSON-CRICK
A
C
28
A
N4
C
2
1_555
A
G
42
A
O6
G
16
1_555
hydrog
WATSON-CRICK
A
C
28
A
O2
C
2
1_555
A
G
42
A
N2
G
16
1_555
hydrog
WATSON-CRICK
A
A
29
A
N1
A
3
1_555
A
U
41
A
N3
U
15
1_555
hydrog
WATSON-CRICK
A
A
29
A
N6
A
3
1_555
A
U
41
A
O4
U
15
1_555
hydrog
WATSON-CRICK
A
G
30
A
N1
G
4
1_555
A
C
40
A
N3
C
14
1_555
hydrog
WATSON-CRICK
A
G
30
A
N2
G
4
1_555
A
C
40
A
O2
C
14
1_555
hydrog
WATSON-CRICK
A
G
30
A
O6
G
4
1_555
A
C
40
A
N4
C
14
1_555
hydrog
WATSON-CRICK
A
A
31
A
N1
A
5
1_555
A
U
39
A
N3
U
13
1_555
hydrog
WATSON-CRICK
A
A
31
A
N6
A
5
1_555
A
U
39
A
O4
U
13
1_555
hydrog
C-A MISPAIR
A
C
32
A
O2
C
6
1_555
A
A
38
A
N6
A
12
1_555
hydrog
C-U MISPAIR
A
C
32
A
O2
C
6
1_555
A
U
39
A
N3
U
13
1_555
RNA
TRNA, Anticodon STEM LOOP, TRNA DOMAIN, RNA HAIRPIN, T6A, RNA
1FEQ
PDB
1
1FEQ
27
43
1FEQ
27
43
1FEQ
A
1
1
17
1
P 1