0.021855
0.000000
0.000000
0.000000
0.018087
0.000000
0.000000
0.000000
0.006815
0.00000
0.00000
0.00000
Vidovic, I.
Nottrott, S.
Harthmuth, K.
Luhrmann, R.
Ficner, R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
45.756
55.287
146.735
C10 H14 N5 O7 P
347.221
y
ADENOSINE-5'-MONOPHOSPHATE
RNA linking
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C9 H14 N3 O8 P
323.197
y
CYTIDINE-5'-MONOPHOSPHATE
RNA linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C10 H14 N5 O8 P
363.221
y
GUANOSINE-5'-MONOPHOSPHATE
RNA linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C9 H13 N2 O9 P
324.181
y
URIDINE-5'-MONOPHOSPHATE
RNA linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
US
Mol.Cell
MOCEFL
2168
1097-2765
6
1331
10.1016/S1097-2765(00)00131-3
11163207
Crystal Structure of the Spliceosomal 15.5Kd Protein Bound to a U4 Snrna Fragment
2000
UK
Embo J.
EMJODG
0897
0261-4189
18
6119
10.1093/EMBOJ/18.21.6119
10545122
Functional Interaction of a Novel 15.5Kd [U4/U6.U5] Tri-Snrnp Protein with the 5' Stem-Loop of U4 Snrna
1999
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100.0
1
1999-03-15
MAD
M
x-ray
1
0.9184
1.0
0.9790
1.0
0.9791
1.0
0.9919
1.0
BM14
ESRF
0.9184, 0.9790, 0.9791, 0.9919
SYNCHROTRON
ESRF BEAMLINE BM14
14191.524
15.5 KD RNA BINDING PROTEIN
2
man
polymer
7074.250
RNA (5'-R(*GP*CP*CP*AP*AP*UP*GP*AP*GP*GP*UP*UP*UP* AP*UP*CP*CP*GP*AP*GP*G*C(-3')
26-47
2
syn
polymer
NHP2/RS6 FAMILY PROTEIN YEL026W HOMOLOG, HIGH MOBILITY GROUP-LIKE NUCLEAR PROTEIN 2 HOMOLOG, OTK27
U4 SNRNA
no
no
MTEADVNPKAYPLADAHLTKKLLDLVQQSCNYKQLRKGANEATKTLNRGISEFIVMAADAEPLEIILHLPLLCEDKNVPY
VFVRSKQALGRACGVSRPVIACSVTIKEGSQLKQQIQSIQQSIERLLV
MTEADVNPKAYPLADAHLTKKLLDLVQQSCNYKQLRKGANEATKTLNRGISEFIVMAADAEPLEIILHLPLLCEDKNVPY
VFVRSKQALGRACGVSRPVIACSVTIKEGSQLKQQIQSIQQSIERLLV
A,B
polypeptide(L)
no
no
GCCAAUGAGGUUUAUCCGAGGC
GCCAAUGAGGUUUAUCCGAGGC
C,D
polyribonucleotide
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
HUMAN
sample
9606
HOMO SAPIENS
562
ESCHERICHIA COLI
1
2.18
37
7.60
pH 7.60
-20.274
1
19
C
26
C
47
0.246
C_G26:C47_C
1
0.358
-0.654
-0.349
-0.423
-5.722
1
19
C
27
C
46
-0.415
C_C27:G46_C
2
-4.326
0.314
-0.154
-0.276
0.631
1
19
C
28
C
45
-4.715
C_C28:G45_C
3
-0.361
0.009
-0.377
-0.185
16.419
9
11
C
32
C
44
1.403
C_G32:A44_C
4
30.017
6.538
0.627
-4.038
-22.129
9
11
C
33
C
43
-1.683
C_A33:G43_C
5
-2.242
-6.536
0.922
-4.422
22.073
1
19
C
34
C
42
1.773
C_G34:C42_C
6
6.526
-0.363
0.324
0.202
11.903
1
19
C
35
C
41
-8.537
C_G35:C41_C
7
1.681
1.439
0.264
-0.256
-7.357
1
19
D
26
D
47
0.013
D_G26:C47_D
8
2.489
-0.958
-0.334
-0.323
0.922
1
19
D
27
D
46
3.184
D_C27:G46_D
9
-2.222
-0.312
-0.031
-0.059
8.442
1
19
D
28
D
45
0.328
D_C28:G45_D
10
10.240
0.370
-0.370
-0.037
25.491
10
11
D
32
D
44
1.866
D_G32:A44_D
11
21.281
6.395
0.098
-4.352
-27.034
9
11
D
33
D
43
7.806
D_A33:G43_D
12
-1.674
-6.805
0.757
-4.886
12.469
1
19
D
34
D
42
10.457
D_G34:C42_D
13
2.057
0.015
-0.040
0.003
0.463
1
19
D
35
D
41
1.882
D_G35:C41_D
14
-19.938
0.704
-0.129
0.035
2.390
33.106
C
C
26
27
21.424
C
C
47
46
3.026
11.933
-0.543
-1.352
CC_G26C27:G46C47_CC
1
-2.720
4.883
30.819
-4.103
0.558
3.055
31.236
C
C
27
28
8.225
C
C
46
45
3.300
4.415
0.305
-1.568
CC_C27C28:G45G46_CC
2
0.317
-0.590
30.929
-3.730
-0.508
2.704
-16.914
C
C
32
33
23.947
C
C
44
43
4.436
-6.831
0.118
-3.352
CC_G32A33:G43A44_CC
3
-1.757
-6.160
-15.383
16.499
-0.913
2.579
53.404
C
C
33
34
11.832
C
C
43
42
2.457
10.573
-0.192
0.877
CC_A33G34:C42G43_CC
4
-0.915
1.025
52.415
0.456
0.168
3.538
47.978
C
C
34
35
9.109
C
C
42
41
3.614
7.373
-1.338
-0.887
CC_G34G35:C41C42_CC
5
-3.850
4.757
47.294
-1.733
1.311
2.768
35.079
D
D
26
27
7.804
D
D
47
46
3.059
4.666
-0.154
-1.896
DD_G26C27:G46C47_DD
6
-6.364
10.644
34.207
-3.777
-0.605
3.361
34.720
D
D
27
28
-3.468
D
D
46
45
3.258
-2.068
-0.076
-1.875
DD_C27C28:G45G46_DD
7
-1.393
2.337
34.633
-2.821
-0.089
4.050
-14.709
D
D
32
33
12.661
D
D
44
43
4.844
-3.083
0.913
-2.505
DD_G32A33:G43A44_DD
8
-7.026
-28.856
-12.559
13.694
-5.347
2.621
56.329
D
D
33
34
12.616
D
D
43
42
2.488
11.835
-0.897
0.947
DD_A33G34:C42G43_DD
9
0.212
-0.226
55.171
0.474
0.960
3.159
34.272
D
D
34
35
15.535
D
D
42
41
3.492
9.048
-1.041
-1.037
DD_G34G35:C41C42_DD
10
-1.901
3.264
33.038
-3.234
1.457
repository
Initial release
Version format compliance
Version format compliance
1
0
2001-02-19
1
1
2011-05-08
1
2
2011-07-13
PDBE
Y
PDBE
2000-08-29
REL
9606
HUMAN
HOMO SAPIENS
sample
THE SWISSPROT ENTRY P55769 IS IDENTICAL TO THE
SWISSPROT ENTRY AAF06959 REPORTED IN,
S.NOTTROTT,K.HARTMUTH,P.FABRIZIO,H.URLAUB,I.VIDOVIC,
R.FICNER,R.LUHRMANN
FUNCTIONAL INTERACTION OF A NOVEL 15.5KD [U4/U6.U5]
TRI-SNRNP PROTEIN WITH THE 5' STEM-LOOP OF U4 SNRNA
EMBO J. 18, 6119-6133 (1999).
n
1
1
A
n
2
2
A
n
3
3
A
ALA
4
n
4
ALA
4
A
ASP
5
n
5
ASP
5
A
VAL
6
n
6
VAL
6
A
ASN
7
n
7
ASN
7
A
PRO
8
n
8
PRO
8
A
LYS
9
n
9
LYS
9
A
ALA
10
n
10
ALA
10
A
TYR
11
n
11
TYR
11
A
PRO
12
n
12
PRO
12
A
LEU
13
n
13
LEU
13
A
ALA
14
n
14
ALA
14
A
ASP
15
n
15
ASP
15
A
ALA
16
n
16
ALA
16
A
HIS
17
n
17
HIS
17
A
LEU
18
n
18
LEU
18
A
THR
19
n
19
THR
19
A
LYS
20
n
20
LYS
20
A
LYS
21
n
21
LYS
21
A
LEU
22
n
22
LEU
22
A
LEU
23
n
23
LEU
23
A
ASP
24
n
24
ASP
24
A
LEU
25
n
25
LEU
25
A
VAL
26
n
26
VAL
26
A
GLN
27
n
27
GLN
27
A
GLN
28
n
28
GLN
28
A
SER
29
n
29
SER
29
A
CYS
30
n
30
CYS
30
A
ASN
31
n
31
ASN
31
A
TYR
32
n
32
TYR
32
A
LYS
33
n
33
LYS
33
A
GLN
34
n
34
GLN
34
A
LEU
35
n
35
LEU
35
A
ARG
36
n
36
ARG
36
A
LYS
37
n
37
LYS
37
A
GLY
38
n
38
GLY
38
A
ALA
39
n
39
ALA
39
A
ASN
40
n
40
ASN
40
A
GLU
41
n
41
GLU
41
A
ALA
42
n
42
ALA
42
A
THR
43
n
43
THR
43
A
LYS
44
n
44
LYS
44
A
THR
45
n
45
THR
45
A
LEU
46
n
46
LEU
46
A
ASN
47
n
47
ASN
47
A
ARG
48
n
48
ARG
48
A
GLY
49
n
49
GLY
49
A
ILE
50
n
50
ILE
50
A
SER
51
n
51
SER
51
A
GLU
52
n
52
GLU
52
A
PHE
53
n
53
PHE
53
A
ILE
54
n
54
ILE
54
A
VAL
55
n
55
VAL
55
A
MET
56
n
56
MET
56
A
ALA
57
n
57
ALA
57
A
ALA
58
n
58
ALA
58
A
ASP
59
n
59
ASP
59
A
ALA
60
n
60
ALA
60
A
GLU
61
n
61
GLU
61
A
PRO
62
n
62
PRO
62
A
LEU
63
n
63
LEU
63
A
GLU
64
n
64
GLU
64
A
ILE
65
n
65
ILE
65
A
ILE
66
n
66
ILE
66
A
LEU
67
n
67
LEU
67
A
HIS
68
n
68
HIS
68
A
LEU
69
n
69
LEU
69
A
PRO
70
n
70
PRO
70
A
LEU
71
n
71
LEU
71
A
LEU
72
n
72
LEU
72
A
CYS
73
n
73
CYS
73
A
GLU
74
n
74
GLU
74
A
ASP
75
n
75
ASP
75
A
LYS
76
n
76
LYS
76
A
ASN
77
n
77
ASN
77
A
VAL
78
n
78
VAL
78
A
PRO
79
n
79
PRO
79
A
TYR
80
n
80
TYR
80
A
VAL
81
n
81
VAL
81
A
PHE
82
n
82
PHE
82
A
VAL
83
n
83
VAL
83
A
ARG
84
n
84
ARG
84
A
SER
85
n
85
SER
85
A
LYS
86
n
86
LYS
86
A
GLN
87
n
87
GLN
87
A
ALA
88
n
88
ALA
88
A
LEU
89
n
89
LEU
89
A
GLY
90
n
90
GLY
90
A
ARG
91
n
91
ARG
91
A
ALA
92
n
92
ALA
92
A
CYS
93
n
93
CYS
93
A
GLY
94
n
94
GLY
94
A
VAL
95
n
95
VAL
95
A
SER
96
n
96
SER
96
A
ARG
97
n
97
ARG
97
A
PRO
98
n
98
PRO
98
A
VAL
99
n
99
VAL
99
A
ILE
100
n
100
ILE
100
A
ALA
101
n
101
ALA
101
A
CYS
102
n
102
CYS
102
A
SER
103
n
103
SER
103
A
VAL
104
n
104
VAL
104
A
THR
105
n
105
THR
105
A
ILE
106
n
106
ILE
106
A
LYS
107
n
107
LYS
107
A
GLU
108
n
108
GLU
108
A
GLY
109
n
109
GLY
109
A
SER
110
n
110
SER
110
A
GLN
111
n
111
GLN
111
A
LEU
112
n
112
LEU
112
A
LYS
113
n
113
LYS
113
A
GLN
114
n
114
GLN
114
A
GLN
115
n
115
GLN
115
A
ILE
116
n
116
ILE
116
A
GLN
117
n
117
GLN
117
A
SER
118
n
118
SER
118
A
ILE
119
n
119
ILE
119
A
GLN
120
n
120
GLN
120
A
GLN
121
n
121
GLN
121
A
SER
122
n
122
SER
122
A
ILE
123
n
123
ILE
123
A
GLU
124
n
124
GLU
124
A
ARG
125
n
125
ARG
125
A
LEU
126
n
126
LEU
126
A
LEU
127
n
127
LEU
127
A
VAL
128
n
128
VAL
128
A
n
1
1
B
n
2
2
B
n
3
3
B
n
4
4
B
n
5
5
B
VAL
6
n
6
VAL
6
B
ASN
7
n
7
ASN
7
B
PRO
8
n
8
PRO
8
B
LYS
9
n
9
LYS
9
B
ALA
10
n
10
ALA
10
B
TYR
11
n
11
TYR
11
B
PRO
12
n
12
PRO
12
B
LEU
13
n
13
LEU
13
B
ALA
14
n
14
ALA
14
B
ASP
15
n
15
ASP
15
B
ALA
16
n
16
ALA
16
B
HIS
17
n
17
HIS
17
B
LEU
18
n
18
LEU
18
B
THR
19
n
19
THR
19
B
LYS
20
n
20
LYS
20
B
LYS
21
n
21
LYS
21
B
LEU
22
n
22
LEU
22
B
LEU
23
n
23
LEU
23
B
ASP
24
n
24
ASP
24
B
LEU
25
n
25
LEU
25
B
VAL
26
n
26
VAL
26
B
GLN
27
n
27
GLN
27
B
GLN
28
n
28
GLN
28
B
SER
29
n
29
SER
29
B
CYS
30
n
30
CYS
30
B
ASN
31
n
31
ASN
31
B
TYR
32
n
32
TYR
32
B
LYS
33
n
33
LYS
33
B
GLN
34
n
34
GLN
34
B
LEU
35
n
35
LEU
35
B
ARG
36
n
36
ARG
36
B
LYS
37
n
37
LYS
37
B
GLY
38
n
38
GLY
38
B
ALA
39
n
39
ALA
39
B
ASN
40
n
40
ASN
40
B
GLU
41
n
41
GLU
41
B
ALA
42
n
42
ALA
42
B
THR
43
n
43
THR
43
B
LYS
44
n
44
LYS
44
B
THR
45
n
45
THR
45
B
LEU
46
n
46
LEU
46
B
ASN
47
n
47
ASN
47
B
ARG
48
n
48
ARG
48
B
GLY
49
n
49
GLY
49
B
ILE
50
n
50
ILE
50
B
SER
51
n
51
SER
51
B
GLU
52
n
52
GLU
52
B
PHE
53
n
53
PHE
53
B
ILE
54
n
54
ILE
54
B
VAL
55
n
55
VAL
55
B
MET
56
n
56
MET
56
B
ALA
57
n
57
ALA
57
B
ALA
58
n
58
ALA
58
B
ASP
59
n
59
ASP
59
B
ALA
60
n
60
ALA
60
B
GLU
61
n
61
GLU
61
B
PRO
62
n
62
PRO
62
B
LEU
63
n
63
LEU
63
B
GLU
64
n
64
GLU
64
B
ILE
65
n
65
ILE
65
B
ILE
66
n
66
ILE
66
B
LEU
67
n
67
LEU
67
B
HIS
68
n
68
HIS
68
B
LEU
69
n
69
LEU
69
B
PRO
70
n
70
PRO
70
B
LEU
71
n
71
LEU
71
B
LEU
72
n
72
LEU
72
B
CYS
73
n
73
CYS
73
B
GLU
74
n
74
GLU
74
B
ASP
75
n
75
ASP
75
B
LYS
76
n
76
LYS
76
B
ASN
77
n
77
ASN
77
B
VAL
78
n
78
VAL
78
B
PRO
79
n
79
PRO
79
B
TYR
80
n
80
TYR
80
B
VAL
81
n
81
VAL
81
B
PHE
82
n
82
PHE
82
B
VAL
83
n
83
VAL
83
B
ARG
84
n
84
ARG
84
B
SER
85
n
85
SER
85
B
LYS
86
n
86
LYS
86
B
GLN
87
n
87
GLN
87
B
ALA
88
n
88
ALA
88
B
LEU
89
n
89
LEU
89
B
GLY
90
n
90
GLY
90
B
ARG
91
n
91
ARG
91
B
ALA
92
n
92
ALA
92
B
CYS
93
n
93
CYS
93
B
GLY
94
n
94
GLY
94
B
VAL
95
n
95
VAL
95
B
SER
96
n
96
SER
96
B
ARG
97
n
97
ARG
97
B
PRO
98
n
98
PRO
98
B
VAL
99
n
99
VAL
99
B
ILE
100
n
100
ILE
100
B
ALA
101
n
101
ALA
101
B
CYS
102
n
102
CYS
102
B
SER
103
n
103
SER
103
B
VAL
104
n
104
VAL
104
B
THR
105
n
105
THR
105
B
ILE
106
n
106
ILE
106
B
LYS
107
n
107
LYS
107
B
GLU
108
n
108
GLU
108
B
GLY
109
n
109
GLY
109
B
SER
110
n
110
SER
110
B
GLN
111
n
111
GLN
111
B
LEU
112
n
112
LEU
112
B
LYS
113
n
113
LYS
113
B
GLN
114
n
114
GLN
114
B
GLN
115
n
115
GLN
115
B
ILE
116
n
116
ILE
116
B
GLN
117
n
117
GLN
117
B
SER
118
n
118
SER
118
B
ILE
119
n
119
ILE
119
B
GLN
120
n
120
GLN
120
B
GLN
121
n
121
GLN
121
B
SER
122
n
122
SER
122
B
ILE
123
n
123
ILE
123
B
GLU
124
n
124
GLU
124
B
ARG
125
n
125
ARG
125
B
LEU
126
n
126
LEU
126
B
LEU
127
n
127
LEU
127
B
VAL
128
n
128
VAL
128
B
G
26
n
1
G
26
C
C
27
n
2
C
27
C
C
28
n
3
C
28
C
A
29
n
4
A
29
C
A
30
n
5
A
30
C
U
31
n
6
U
31
C
G
32
n
7
G
32
C
A
33
n
8
A
33
C
G
34
n
9
G
34
C
G
35
n
10
G
35
C
n
11
36
C
n
12
37
C
n
13
38
C
n
14
39
C
n
15
40
C
C
41
n
16
C
41
C
C
42
n
17
C
42
C
G
43
n
18
G
43
C
A
44
n
19
A
44
C
G
45
n
20
G
45
C
G
46
n
21
G
46
C
C
47
n
22
C
47
C
G
26
n
1
G
26
D
C
27
n
2
C
27
D
C
28
n
3
C
28
D
A
29
n
4
A
29
D
A
30
n
5
A
30
D
U
31
n
6
U
31
D
G
32
n
7
G
32
D
A
33
n
8
A
33
D
G
34
n
9
G
34
D
G
35
n
10
G
35
D
n
11
36
D
n
12
37
D
n
13
38
D
n
14
39
D
n
15
40
D
C
41
n
16
C
41
D
C
42
n
17
C
42
D
G
43
n
18
G
43
D
A
44
n
19
A
44
D
G
45
n
20
G
45
D
G
46
n
21
G
46
D
C
47
n
22
C
47
D
software_defined_assembly
PQS
2
dimeric
software_defined_assembly
PQS
2
dimeric
1510
2.1
10620
1530
2.1
10510
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
A
O
ARG
36
A
O
ARG
36
A
N
SER
103
A
N
SER
103
A
O
CYS
102
A
O
CYS
102
A
N
VAL
55
A
N
VAL
55
A
O
ILE
54
A
O
ILE
54
A
N
PRO
79
A
N
PRO
79
B
O
ARG
36
B
O
ARG
36
B
N
SER
103
B
N
SER
103
B
O
CYS
102
B
O
CYS
102
B
N
VAL
55
B
N
VAL
55
B
O
ILE
54
B
O
ILE
54
B
N
VAL
81
B
N
VAL
81
1
A
MET
1
A
MET
1
1
Y
1
A
THR
2
A
THR
2
1
Y
1
A
GLU
3
A
GLU
3
1
Y
1
B
MET
1
B
MET
1
1
Y
1
B
THR
2
B
THR
2
1
Y
1
B
GLU
3
B
GLU
3
1
Y
1
B
ALA
4
B
ALA
4
1
Y
1
B
ASP
5
B
ASP
5
1
Y
1
C
U
36
C
U
11
1
Y
1
C
U
37
C
U
12
1
Y
1
C
U
38
C
U
13
1
Y
1
C
A
39
C
A
14
1
Y
1
C
U
40
C
U
15
1
Y
1
D
U
36
D
U
11
1
Y
1
D
U
37
D
U
12
1
Y
1
D
U
38
D
U
13
1
Y
1
D
A
39
D
A
14
1
Y
1
D
U
40
D
U
15
1
Y
1
A
C
OE1
O2'
GLN
C
121
27
2.07
1_555
1_655
1
A
ASP
5
66.75
87.56
1
A
GLU
64
-46.16
-18.40
1
A
LEU
67
-54.44
-4.65
1
A
ALA
101
-173.12
149.63
1
B
LEU
67
-51.36
-5.94
1
B
ASN
77
72.43
40.41
1
B
ALA
101
-172.14
145.87
15.192
0.302
0.216
0.216
2.9
30
7948
92.99
RANDOM
1
THROUGHOUT
2.0
MAD
2.9
30
0
2655
0
732
1923
0.007
1.21
1
RESTRAINTS
1
X-RAY DIFFRACTION
2.900
30.000
1E7K
8125
0.05500
1
3.500
93.2
2.90
3.00
0.11800
1
89.3
refinement
X-PLOR
3.851
phasing
SHARP
phasing
SOLOMON
phasing
SOLVE
15.5 KD RNA BINDING PROTEIN
Crystal structure of the spliceosomal 15.5kD protein bound to a U4 snRNA fragment
1
N
N
1
N
N
2
N
N
2
N
N
A
ASP
15
A
ASP
15
HELX_P
A
TYR
32
A
TYR
32
1
1
18
A
GLY
38
A
GLY
38
HELX_P
A
ARG
48
A
ARG
48
1
2
11
A
PRO
62
A
PRO
62
HELX_P
A
ILE
66
A
ILE
66
5
3
5
A
HIS
68
A
HIS
68
HELX_P
A
ASN
77
A
ASN
77
1
4
10
A
SER
85
A
SER
85
HELX_P
A
CYS
93
A
CYS
93
1
5
9
A
LEU
112
A
LEU
112
HELX_P
A
LEU
127
A
LEU
127
1
6
16
B
ASP
15
B
ASP
15
HELX_P
B
TYR
32
B
TYR
32
1
7
18
B
GLY
38
B
GLY
38
HELX_P
B
ARG
48
B
ARG
48
1
8
11
B
PRO
62
B
PRO
62
HELX_P
B
ILE
66
B
ILE
66
5
9
5
B
HIS
68
B
HIS
68
HELX_P
B
ASN
77
B
ASN
77
1
10
10
B
SER
85
B
SER
85
HELX_P
B
CYS
93
B
CYS
93
1
11
9
B
LEU
112
B
LEU
112
HELX_P
B
LEU
127
B
LEU
127
1
12
16
hydrog
WATSON-CRICK
C
G
26
C
N1
G
1
1_555
C
C
47
C
N3
C
22
1_555
hydrog
WATSON-CRICK
C
G
26
C
N2
G
1
1_555
C
C
47
C
O2
C
22
1_555
hydrog
WATSON-CRICK
C
G
26
C
O6
G
1
1_555
C
C
47
C
N4
C
22
1_555
hydrog
WATSON-CRICK
C
C
27
C
N3
C
2
1_555
C
G
46
C
N1
G
21
1_555
hydrog
WATSON-CRICK
C
C
27
C
N4
C
2
1_555
C
G
46
C
O6
G
21
1_555
hydrog
WATSON-CRICK
C
C
27
C
O2
C
2
1_555
C
G
46
C
N2
G
21
1_555
hydrog
WATSON-CRICK
C
C
28
C
N3
C
3
1_555
C
G
45
C
N1
G
20
1_555
hydrog
WATSON-CRICK
C
C
28
C
N4
C
3
1_555
C
G
45
C
O6
G
20
1_555
hydrog
WATSON-CRICK
C
C
28
C
O2
C
3
1_555
C
G
45
C
N2
G
20
1_555
hydrog
TYPE_11_PAIR
C
G
32
C
N2
G
7
1_555
C
A
44
C
N7
A
19
1_555
hydrog
TYPE_11_PAIR
C
G
32
C
N3
G
7
1_555
C
A
44
C
N6
A
19
1_555
hydrog
TYPE_11_PAIR
C
A
33
C
N6
A
8
1_555
C
G
43
C
N3
G
18
1_555
hydrog
TYPE_11_PAIR
C
A
33
C
N7
A
8
1_555
C
G
43
C
N2
G
18
1_555
hydrog
WATSON-CRICK
C
G
34
C
N1
G
9
1_555
C
C
42
C
N3
C
17
1_555
hydrog
WATSON-CRICK
C
G
34
C
N2
G
9
1_555
C
C
42
C
O2
C
17
1_555
hydrog
WATSON-CRICK
C
G
34
C
O6
G
9
1_555
C
C
42
C
N4
C
17
1_555
hydrog
WATSON-CRICK
C
G
35
C
N1
G
10
1_555
C
C
41
C
N3
C
16
1_555
hydrog
WATSON-CRICK
C
G
35
C
N2
G
10
1_555
C
C
41
C
O2
C
16
1_555
hydrog
WATSON-CRICK
C
G
35
C
O6
G
10
1_555
C
C
41
C
N4
C
16
1_555
hydrog
WATSON-CRICK
D
G
26
D
N1
G
1
1_555
D
C
47
D
N3
C
22
1_555
hydrog
WATSON-CRICK
D
G
26
D
N2
G
1
1_555
D
C
47
D
O2
C
22
1_555
hydrog
WATSON-CRICK
D
G
26
D
O6
G
1
1_555
D
C
47
D
N4
C
22
1_555
hydrog
WATSON-CRICK
D
C
27
D
N3
C
2
1_555
D
G
46
D
N1
G
21
1_555
hydrog
WATSON-CRICK
D
C
27
D
N4
C
2
1_555
D
G
46
D
O6
G
21
1_555
hydrog
WATSON-CRICK
D
C
27
D
O2
C
2
1_555
D
G
46
D
N2
G
21
1_555
hydrog
WATSON-CRICK
D
C
28
D
N3
C
3
1_555
D
G
45
D
N1
G
20
1_555
hydrog
WATSON-CRICK
D
C
28
D
N4
C
3
1_555
D
G
45
D
O6
G
20
1_555
hydrog
WATSON-CRICK
D
C
28
D
O2
C
3
1_555
D
G
45
D
N2
G
20
1_555
hydrog
TYPE_11_PAIR
D
G
32
D
N2
G
7
1_555
D
A
44
D
N7
A
19
1_555
hydrog
TYPE_11_PAIR
D
G
32
D
N3
G
7
1_555
D
A
44
D
N6
A
19
1_555
hydrog
TYPE_11_PAIR
D
A
33
D
N6
A
8
1_555
D
G
43
D
N3
G
18
1_555
hydrog
TYPE_11_PAIR
D
A
33
D
N7
A
8
1_555
D
G
43
D
N2
G
18
1_555
hydrog
WATSON-CRICK
D
G
34
D
N1
G
9
1_555
D
C
42
D
N3
C
17
1_555
hydrog
WATSON-CRICK
D
G
34
D
N2
G
9
1_555
D
C
42
D
O2
C
17
1_555
hydrog
WATSON-CRICK
D
G
34
D
O6
G
9
1_555
D
C
42
D
N4
C
17
1_555
hydrog
WATSON-CRICK
D
G
35
D
N1
G
10
1_555
D
C
41
D
N3
C
16
1_555
hydrog
WATSON-CRICK
D
G
35
D
N2
G
10
1_555
D
C
41
D
O2
C
16
1_555
hydrog
WATSON-CRICK
D
G
35
D
O6
G
10
1_555
D
C
41
D
N4
C
16
1_555
RNA BINDING PROTEIN
RNA-BINDING PROTEIN, SPLICING, RNA RECOGNITION MOTIF, U4 SNRNA, RNA BINDING PROTEIN
A
TYR
11
A
TYR
11
1
A
PRO
12
A
PRO
12
-0.37
A
GLU
61
A
GLU
61
1
A
PRO
62
A
PRO
62
-0.44
B
TYR
11
B
TYR
11
1
B
PRO
12
B
PRO
12
0.16
B
GLU
61
B
GLU
61
1
B
PRO
62
B
PRO
62
-0.08
given
0.057157
0.330472
-0.942084
0.008778
0.943423
0.331474
0.998327
-0.027216
0.051022
95.26120
-21.87770
15.77860
NHPX_HUMAN
UNP
1
P55769
1E7K
PDB
2
1E7K
1
128
1E7K
1
128
P55769
A
1
1
128
1
128
1E7K
1
128
P55769
B
1
1
128
26
47
1E7K
26
47
1E7K
C
2
1
22
26
47
1E7K
26
47
1E7K
D
2
1
22
4
4
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
parallel
A
LEU
35
A
LEU
35
A
LYS
37
A
LYS
37
A
ALA
101
A
ALA
101
A
THR
105
A
THR
105
A
SER
51
A
SER
51
A
ALA
57
A
ALA
57
A
PRO
79
A
PRO
79
A
VAL
83
A
VAL
83
B
LEU
35
B
LEU
35
B
LYS
37
B
LYS
37
B
ALA
101
B
ALA
101
B
THR
105
B
THR
105
B
SER
51
B
SER
51
B
ALA
57
B
ALA
57
B
TYR
80
B
TYR
80
B
VAL
83
B
VAL
83
19
P 21 21 21