0.00986
0.00000
0.00005
0.00000
0.03002
0.00000
0.00000
0.00000
0.01360
0.00000
0.00000
0.00000
Vitagliano, L.
Merlino, A.
Zagari, A.
Mazzarella, L.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.30
90.00
101.450
33.310
73.530
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
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide 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
H2 O
18.015
WATER
non-polymer
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
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
O
N
296
N
O
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
R
C
N
309
N
O
N
310
N
C
N
311
N
O
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
N
N
322
S
C
N
323
N
C
N
324
N
O
N
325
N
C
Y
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
C
Y
330
N
C
Y
331
N
C
N
332
N
O
N
333
N
O
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
N
N
346
S
C
N
347
N
C
N
348
N
O
N
349
N
C
N
350
N
C
N
351
N
C
N
352
N
O
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
doub
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
doub
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
doub
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
doub
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
doub
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
Y
317
N
doub
Y
318
N
sing
Y
319
N
sing
N
320
N
sing
Y
321
N
doub
N
322
N
sing
Y
323
N
doub
N
324
N
sing
Y
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
doub
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
US
Proteins
PSFGEY
0867
0887-3585
46
97
104
10.1002/prot.10033
11746706
Reversible Substrate-Induced Domain Motions in Ribonuclease A
2002
US
Protein Sci.
PRCIEI
0795
0961-8368
6
1217
1225
Productive and Non-Productive Binding to Ribonuclease A: X-Ray Structure of Two Complexes with Uridylyl(2',5')Guanosine
2000
US
Protein Sci.
PRCIEI
0795
0961-8368
7
1691
1699
Binding of a substrate analog to a domain swapping protein: X-ray structure of the complex of bovine seminal ribonuclease with uridylyl(2',5')adenosine
1998
10.2210/pdb1jvt/pdb
pdb_00001jvt
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
298.0
1
IMAGE PLATE
1999-06-17
MAC Science DIP-2030B
DOUBLE MIRRORS
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
1.5418
ROTATING ANODE
ENRAF-NONIUS FR591
13708.326
RIBONUCLEASE A
3.1.27.5
2
nat
polymer
18.015
water
69
nat
water
RNASE 1; RNASE A
E.C.3.1.27.5
no
no
KETAAAKFERQHMDSSTSAASSSNYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMS
ITDCRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHFDASV
KETAAAKFERQHMDSSTSAASSSNYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMS
ITDCRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHFDASV
A,B
polypeptide(L)
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
cattle
Bos
sample
9913
PANCREAS
Bos taurus
1
2.27
45.70
VAPOR DIFFUSION, HANGING DROP
5.00
PEG 4000, sodium citrate, pH 5.00, VAPOR DIFFUSION, HANGING DROP at 298K
298
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Refinement description
1
0
2002-06-05
1
1
2008-04-27
1
2
2011-07-13
1
3
2023-08-16
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
CRYSTAL STRUCTURE OF RNASE A (COMPLEXED FORM)
CRYSTAL STRUCTURE OF RNASE A (RETRO-SOAKED FORM)
RCSB
Y
RCSB
2001-08-31
REL
HOH
water
1AFU
PDB
experimental model
HOH
212
2
HOH
HOH
212
A
HOH
216
2
HOH
HOH
216
A
HOH
231
2
HOH
HOH
231
A
HOH
235
2
HOH
HOH
235
A
HOH
237
2
HOH
HOH
237
A
HOH
240
2
HOH
HOH
240
A
HOH
241
2
HOH
HOH
241
A
HOH
242
2
HOH
HOH
242
A
HOH
243
2
HOH
HOH
243
A
HOH
244
2
HOH
HOH
244
A
HOH
245
2
HOH
HOH
245
A
HOH
249
2
HOH
HOH
249
A
HOH
250
2
HOH
HOH
250
A
HOH
276
2
HOH
HOH
276
A
HOH
279
2
HOH
HOH
279
A
HOH
280
2
HOH
HOH
280
A
HOH
283
2
HOH
HOH
283
A
HOH
287
2
HOH
HOH
287
A
HOH
288
2
HOH
HOH
288
A
HOH
291
2
HOH
HOH
291
A
HOH
292
2
HOH
HOH
292
A
HOH
294
2
HOH
HOH
294
A
HOH
295
2
HOH
HOH
295
A
HOH
298
2
HOH
HOH
298
A
HOH
299
2
HOH
HOH
299
A
HOH
300
2
HOH
HOH
300
A
HOH
301
2
HOH
HOH
301
A
HOH
303
2
HOH
HOH
303
A
HOH
306
2
HOH
HOH
306
A
HOH
307
2
HOH
HOH
307
A
HOH
310
2
HOH
HOH
310
A
HOH
311
2
HOH
HOH
311
A
HOH
201
2
HOH
HOH
201
B
HOH
202
2
HOH
HOH
202
B
HOH
203
2
HOH
HOH
203
B
HOH
206
2
HOH
HOH
206
B
HOH
207
2
HOH
HOH
207
B
HOH
208
2
HOH
HOH
208
B
HOH
209
2
HOH
HOH
209
B
HOH
210
2
HOH
HOH
210
B
HOH
211
2
HOH
HOH
211
B
HOH
215
2
HOH
HOH
215
B
HOH
217
2
HOH
HOH
217
B
HOH
219
2
HOH
HOH
219
B
HOH
221
2
HOH
HOH
221
B
HOH
226
2
HOH
HOH
226
B
HOH
252
2
HOH
HOH
252
B
HOH
253
2
HOH
HOH
253
B
HOH
256
2
HOH
HOH
256
B
HOH
258
2
HOH
HOH
258
B
HOH
260
2
HOH
HOH
260
B
HOH
261
2
HOH
HOH
261
B
HOH
262
2
HOH
HOH
262
B
HOH
264
2
HOH
HOH
264
B
HOH
265
2
HOH
HOH
265
B
HOH
266
2
HOH
HOH
266
B
HOH
284
2
HOH
HOH
284
B
HOH
285
2
HOH
HOH
285
B
HOH
286
2
HOH
HOH
286
B
HOH
289
2
HOH
HOH
289
B
HOH
290
2
HOH
HOH
290
B
HOH
293
2
HOH
HOH
293
B
HOH
296
2
HOH
HOH
296
B
HOH
297
2
HOH
HOH
297
B
HOH
302
2
HOH
HOH
302
B
HOH
304
2
HOH
HOH
304
B
HOH
305
2
HOH
HOH
305
B
HOH
308
2
HOH
HOH
308
B
HOH
309
2
HOH
HOH
309
B
LYS
1
n
1
LYS
1
A
GLU
2
n
2
GLU
2
A
THR
3
n
3
THR
3
A
ALA
4
n
4
ALA
4
A
ALA
5
n
5
ALA
5
A
ALA
6
n
6
ALA
6
A
LYS
7
n
7
LYS
7
A
PHE
8
n
8
PHE
8
A
GLU
9
n
9
GLU
9
A
ARG
10
n
10
ARG
10
A
GLN
11
n
11
GLN
11
A
HIS
12
n
12
HIS
12
A
MET
13
n
13
MET
13
A
ASP
14
n
14
ASP
14
A
SER
15
n
15
SER
15
A
SER
16
n
16
SER
16
A
THR
17
n
17
THR
17
A
SER
18
n
18
SER
18
A
ALA
19
n
19
ALA
19
A
ALA
20
n
20
ALA
20
A
SER
21
n
21
SER
21
A
SER
22
n
22
SER
22
A
SER
23
n
23
SER
23
A
ASN
24
n
24
ASN
24
A
TYR
25
n
25
TYR
25
A
CYS
26
n
26
CYS
26
A
ASN
27
n
27
ASN
27
A
GLN
28
n
28
GLN
28
A
MET
29
n
29
MET
29
A
MET
30
n
30
MET
30
A
LYS
31
n
31
LYS
31
A
SER
32
n
32
SER
32
A
ARG
33
n
33
ARG
33
A
ASN
34
n
34
ASN
34
A
LEU
35
n
35
LEU
35
A
THR
36
n
36
THR
36
A
LYS
37
n
37
LYS
37
A
ASP
38
n
38
ASP
38
A
ARG
39
n
39
ARG
39
A
CYS
40
n
40
CYS
40
A
LYS
41
n
41
LYS
41
A
PRO
42
n
42
PRO
42
A
VAL
43
n
43
VAL
43
A
ASN
44
n
44
ASN
44
A
THR
45
n
45
THR
45
A
PHE
46
n
46
PHE
46
A
VAL
47
n
47
VAL
47
A
HIS
48
n
48
HIS
48
A
GLU
49
n
49
GLU
49
A
SER
50
n
50
SER
50
A
LEU
51
n
51
LEU
51
A
ALA
52
n
52
ALA
52
A
ASP
53
n
53
ASP
53
A
VAL
54
n
54
VAL
54
A
GLN
55
n
55
GLN
55
A
ALA
56
n
56
ALA
56
A
VAL
57
n
57
VAL
57
A
CYS
58
n
58
CYS
58
A
SER
59
n
59
SER
59
A
GLN
60
n
60
GLN
60
A
LYS
61
n
61
LYS
61
A
ASN
62
n
62
ASN
62
A
VAL
63
n
63
VAL
63
A
ALA
64
n
64
ALA
64
A
CYS
65
n
65
CYS
65
A
LYS
66
n
66
LYS
66
A
ASN
67
n
67
ASN
67
A
GLY
68
n
68
GLY
68
A
GLN
69
n
69
GLN
69
A
THR
70
n
70
THR
70
A
ASN
71
n
71
ASN
71
A
CYS
72
n
72
CYS
72
A
TYR
73
n
73
TYR
73
A
GLN
74
n
74
GLN
74
A
SER
75
n
75
SER
75
A
TYR
76
n
76
TYR
76
A
SER
77
n
77
SER
77
A
THR
78
n
78
THR
78
A
MET
79
n
79
MET
79
A
SER
80
n
80
SER
80
A
ILE
81
n
81
ILE
81
A
THR
82
n
82
THR
82
A
ASP
83
n
83
ASP
83
A
CYS
84
n
84
CYS
84
A
ARG
85
n
85
ARG
85
A
GLU
86
n
86
GLU
86
A
THR
87
n
87
THR
87
A
GLY
88
n
88
GLY
88
A
SER
89
n
89
SER
89
A
SER
90
n
90
SER
90
A
LYS
91
n
91
LYS
91
A
TYR
92
n
92
TYR
92
A
PRO
93
n
93
PRO
93
A
ASN
94
n
94
ASN
94
A
CYS
95
n
95
CYS
95
A
ALA
96
n
96
ALA
96
A
TYR
97
n
97
TYR
97
A
LYS
98
n
98
LYS
98
A
THR
99
n
99
THR
99
A
THR
100
n
100
THR
100
A
GLN
101
n
101
GLN
101
A
ALA
102
n
102
ALA
102
A
ASN
103
n
103
ASN
103
A
LYS
104
n
104
LYS
104
A
HIS
105
n
105
HIS
105
A
ILE
106
n
106
ILE
106
A
ILE
107
n
107
ILE
107
A
VAL
108
n
108
VAL
108
A
ALA
109
n
109
ALA
109
A
CYS
110
n
110
CYS
110
A
GLU
111
n
111
GLU
111
A
GLY
112
n
112
GLY
112
A
ASN
113
n
113
ASN
113
A
PRO
114
n
114
PRO
114
A
TYR
115
n
115
TYR
115
A
VAL
116
n
116
VAL
116
A
PRO
117
n
117
PRO
117
A
VAL
118
n
118
VAL
118
A
HIS
119
n
119
HIS
119
A
PHE
120
n
120
PHE
120
A
ASP
121
n
121
ASP
121
A
ALA
122
n
122
ALA
122
A
SER
123
n
123
SER
123
A
VAL
124
n
124
VAL
124
A
LYS
1
n
1
LYS
1
B
GLU
2
n
2
GLU
2
B
THR
3
n
3
THR
3
B
ALA
4
n
4
ALA
4
B
ALA
5
n
5
ALA
5
B
ALA
6
n
6
ALA
6
B
LYS
7
n
7
LYS
7
B
PHE
8
n
8
PHE
8
B
GLU
9
n
9
GLU
9
B
ARG
10
n
10
ARG
10
B
GLN
11
n
11
GLN
11
B
HIS
12
n
12
HIS
12
B
MET
13
n
13
MET
13
B
ASP
14
n
14
ASP
14
B
SER
15
n
15
SER
15
B
SER
16
n
16
SER
16
B
THR
17
n
17
THR
17
B
SER
18
n
18
SER
18
B
ALA
19
n
19
ALA
19
B
ALA
20
n
20
ALA
20
B
SER
21
n
21
SER
21
B
SER
22
n
22
SER
22
B
SER
23
n
23
SER
23
B
ASN
24
n
24
ASN
24
B
TYR
25
n
25
TYR
25
B
CYS
26
n
26
CYS
26
B
ASN
27
n
27
ASN
27
B
GLN
28
n
28
GLN
28
B
MET
29
n
29
MET
29
B
MET
30
n
30
MET
30
B
LYS
31
n
31
LYS
31
B
SER
32
n
32
SER
32
B
ARG
33
n
33
ARG
33
B
ASN
34
n
34
ASN
34
B
LEU
35
n
35
LEU
35
B
THR
36
n
36
THR
36
B
LYS
37
n
37
LYS
37
B
ASP
38
n
38
ASP
38
B
ARG
39
n
39
ARG
39
B
CYS
40
n
40
CYS
40
B
LYS
41
n
41
LYS
41
B
PRO
42
n
42
PRO
42
B
VAL
43
n
43
VAL
43
B
ASN
44
n
44
ASN
44
B
THR
45
n
45
THR
45
B
PHE
46
n
46
PHE
46
B
VAL
47
n
47
VAL
47
B
HIS
48
n
48
HIS
48
B
GLU
49
n
49
GLU
49
B
SER
50
n
50
SER
50
B
LEU
51
n
51
LEU
51
B
ALA
52
n
52
ALA
52
B
ASP
53
n
53
ASP
53
B
VAL
54
n
54
VAL
54
B
GLN
55
n
55
GLN
55
B
ALA
56
n
56
ALA
56
B
VAL
57
n
57
VAL
57
B
CYS
58
n
58
CYS
58
B
SER
59
n
59
SER
59
B
GLN
60
n
60
GLN
60
B
LYS
61
n
61
LYS
61
B
ASN
62
n
62
ASN
62
B
VAL
63
n
63
VAL
63
B
ALA
64
n
64
ALA
64
B
CYS
65
n
65
CYS
65
B
LYS
66
n
66
LYS
66
B
ASN
67
n
67
ASN
67
B
GLY
68
n
68
GLY
68
B
GLN
69
n
69
GLN
69
B
THR
70
n
70
THR
70
B
ASN
71
n
71
ASN
71
B
CYS
72
n
72
CYS
72
B
TYR
73
n
73
TYR
73
B
GLN
74
n
74
GLN
74
B
SER
75
n
75
SER
75
B
TYR
76
n
76
TYR
76
B
SER
77
n
77
SER
77
B
THR
78
n
78
THR
78
B
MET
79
n
79
MET
79
B
SER
80
n
80
SER
80
B
ILE
81
n
81
ILE
81
B
THR
82
n
82
THR
82
B
ASP
83
n
83
ASP
83
B
CYS
84
n
84
CYS
84
B
ARG
85
n
85
ARG
85
B
GLU
86
n
86
GLU
86
B
THR
87
n
87
THR
87
B
GLY
88
n
88
GLY
88
B
SER
89
n
89
SER
89
B
SER
90
n
90
SER
90
B
LYS
91
n
91
LYS
91
B
TYR
92
n
92
TYR
92
B
PRO
93
n
93
PRO
93
B
ASN
94
n
94
ASN
94
B
CYS
95
n
95
CYS
95
B
ALA
96
n
96
ALA
96
B
TYR
97
n
97
TYR
97
B
LYS
98
n
98
LYS
98
B
THR
99
n
99
THR
99
B
THR
100
n
100
THR
100
B
GLN
101
n
101
GLN
101
B
ALA
102
n
102
ALA
102
B
ASN
103
n
103
ASN
103
B
LYS
104
n
104
LYS
104
B
HIS
105
n
105
HIS
105
B
ILE
106
n
106
ILE
106
B
ILE
107
n
107
ILE
107
B
VAL
108
n
108
VAL
108
B
ALA
109
n
109
ALA
109
B
CYS
110
n
110
CYS
110
B
GLU
111
n
111
GLU
111
B
GLY
112
n
112
GLY
112
B
ASN
113
n
113
ASN
113
B
PRO
114
n
114
PRO
114
B
TYR
115
n
115
TYR
115
B
VAL
116
n
116
VAL
116
B
PRO
117
n
117
PRO
117
B
VAL
118
n
118
VAL
118
B
HIS
119
n
119
HIS
119
B
PHE
120
n
120
PHE
120
B
ASP
121
n
121
ASP
121
B
ALA
122
n
122
ALA
122
B
SER
123
n
123
SER
123
B
VAL
124
n
124
VAL
124
B
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
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
VAL
124
A
O
VAL
124
A
N
HIS
105
A
N
HIS
105
A
O
VAL
108
A
O
VAL
108
A
N
TYR
73
A
N
TYR
73
A
N
GLN
74
A
N
GLN
74
A
O
LYS
61
A
O
LYS
61
A
O
VAL
124
A
O
VAL
124
A
N
HIS
105
A
N
HIS
105
A
O
LYS
104
A
O
LYS
104
A
N
MET
79
A
N
MET
79
A
N
CYS
84
A
N
CYS
84
A
O
ASN
44
A
O
ASN
44
B
O
VAL
124
B
O
VAL
124
B
N
HIS
105
B
N
HIS
105
B
O
VAL
108
B
O
VAL
108
B
N
TYR
73
B
N
TYR
73
B
N
GLN
74
B
N
GLN
74
B
O
LYS
61
B
O
LYS
61
B
O
VAL
124
B
O
VAL
124
B
N
HIS
105
B
N
HIS
105
B
O
LYS
104
B
O
LYS
104
B
N
MET
79
B
N
MET
79
B
N
CYS
84
B
N
CYS
84
B
O
ASN
44
B
O
ASN
44
1
A
CG
LYS
1
A
CG
LYS
1
1
Y
1
A
CD
LYS
1
A
CD
LYS
1
1
Y
1
A
CE
LYS
1
A
CE
LYS
1
1
Y
1
A
NZ
LYS
1
A
NZ
LYS
1
1
Y
1
B
CG
LYS
1
B
CG
LYS
1
1
Y
1
B
CD
LYS
1
B
CD
LYS
1
1
Y
1
B
CE
LYS
1
B
CE
LYS
1
1
Y
1
B
NZ
LYS
1
B
NZ
LYS
1
1
Y
1
A
TYR
73
0.074
SIDE CHAIN
1
-3.98
0.50
120.30
116.32
B
B
B
NE
CZ
NH2
ARG
ARG
ARG
85
85
85
N
1
-13.59
2.20
111.40
97.81
B
B
B
CG1
CB
CG2
ILE
ILE
ILE
107
107
107
N
1
A
ARG
39
174.89
173.17
1
A
GLN
60
-89.54
-137.68
1
A
ASN
71
-92.71
33.92
1
A
ASN
94
-100.06
72.15
1
B
LYS
37
-64.44
-75.30
1
B
HIS
48
-103.43
62.06
1
B
GLN
60
-106.96
-135.31
1
B
ASN
71
-100.97
40.18
1
B
ASN
94
-104.99
79.30
1
B
ALA
122
177.05
156.25
0.24
0.17
0.2
0.18
2.05
8.00
1191
14279
11814
10.1
76
RANDOM
1
Isotropic
THROUGHOUT
2.000
MOLECULAR REPLACEMENT
1AFU
Engh & Huber
2.05
8.00
69
1963
0
0
1894
0.015
2.12
24.3
0.29
0.25
2.14
99
1434
941
8
50
2.05
20.000
1JVT
40171
14279
0.0
0.0
0.075
1
2.8
92
2.05
2.14
90
data reduction
DENZO
data scaling
SCALEPACK
model building
X-PLOR
refinement
X-PLOR
3.1
phasing
X-PLOR
CRYSTAL STRUCTURE OF RIBONUCLEASE A (LIGAND-FREE FORM)
1
N
N
1
N
N
2
N
N
2
N
N
The biological assembly is a monomer
A
THR
3
A
THR
3
HELX_P
A
MET
13
A
MET
13
1
1
11
A
ASN
24
A
ASN
24
HELX_P
A
ARG
33
A
ARG
33
1
2
10
A
SER
50
A
SER
50
HELX_P
A
ALA
56
A
ALA
56
1
3
7
A
VAL
57
A
VAL
57
HELX_P
A
GLN
60
A
GLN
60
5
4
4
B
THR
3
B
THR
3
HELX_P
B
MET
13
B
MET
13
1
5
11
B
ASN
24
B
ASN
24
HELX_P
B
ARG
33
B
ARG
33
1
6
10
B
SER
50
B
SER
50
HELX_P
B
ALA
56
B
ALA
56
1
7
7
B
VAL
57
B
VAL
57
HELX_P
B
GLN
60
B
GLN
60
5
8
4
disulf
2.031
A
CYS
26
A
SG
CYS
26
1_555
A
CYS
84
A
SG
CYS
84
1_555
disulf
2.012
A
CYS
40
A
SG
CYS
40
1_555
A
CYS
95
A
SG
CYS
95
1_555
disulf
2.023
A
CYS
58
A
SG
CYS
58
1_555
A
CYS
110
A
SG
CYS
110
1_555
disulf
2.039
A
CYS
65
A
SG
CYS
65
1_555
A
CYS
72
A
SG
CYS
72
1_555
disulf
2.041
B
CYS
26
B
SG
CYS
26
1_555
B
CYS
84
B
SG
CYS
84
1_555
disulf
2.020
B
CYS
40
B
SG
CYS
40
1_555
B
CYS
95
B
SG
CYS
95
1_555
disulf
2.009
B
CYS
58
B
SG
CYS
58
1_555
B
CYS
110
B
SG
CYS
110
1_555
disulf
2.032
B
CYS
65
B
SG
CYS
65
1_555
B
CYS
72
B
SG
CYS
72
1_555
HYDROLASE
PROTEIN DYNAMICS, PROTEIN STRUCTURE-FUNCTION, HYDROLASE
A
TYR
92
A
TYR
92
1
A
PRO
93
A
PRO
93
0.14
A
ASN
113
A
ASN
113
1
A
PRO
114
A
PRO
114
0.18
B
TYR
92
B
TYR
92
1
B
PRO
93
B
PRO
93
0.38
B
ASN
113
B
ASN
113
1
B
PRO
114
B
PRO
114
0.10
RNAS1_BOVIN
UNP
1
27
P61823
KETAAAKFERQHMDSSTSAASSSNYCNQMMKSRNLTKDRCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMS
ITDCRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHFDASV
27
150
1JVT
1
124
P61823
A
1
1
124
27
150
1JVT
1
124
P61823
B
1
1
124
4
4
4
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
116
A
VAL
116
A
VAL
124
A
VAL
124
A
TYR
97
A
TYR
97
A
GLU
111
A
GLU
111
A
CYS
72
A
CYS
72
A
GLN
74
A
GLN
74
A
LYS
61
A
LYS
61
A
VAL
63
A
VAL
63
A
VAL
116
A
VAL
116
A
VAL
124
A
VAL
124
A
TYR
97
A
TYR
97
A
GLU
111
A
GLU
111
A
MET
79
A
MET
79
A
GLU
86
A
GLU
86
A
VAL
43
A
VAL
43
A
VAL
47
A
VAL
47
B
VAL
116
B
VAL
116
B
VAL
124
B
VAL
124
B
TYR
97
B
TYR
97
B
GLU
111
B
GLU
111
B
CYS
72
B
CYS
72
B
GLN
74
B
GLN
74
B
LYS
61
B
LYS
61
B
VAL
63
B
VAL
63
B
VAL
116
B
VAL
116
B
VAL
124
B
VAL
124
B
TYR
97
B
TYR
97
B
GLU
111
B
GLU
111
B
MET
79
B
MET
79
B
GLU
86
B
GLU
86
B
VAL
43
B
VAL
43
B
VAL
47
B
VAL
47
5
monoclinic
C 1 2 1