0.025113
0.000000
0.000000
0.000000
0.020471
0.000000
0.000000
0.000000
0.006298
0.00000
0.00000
0.00000
Hoeschler, K.
Hoier, H.
Orth, P.
Hubner, B.
Saenger, W.
Hahn, U.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
12
90.00
90.00
90.00
39.820
48.850
158.770
C10 H14 N5 O8 P
363.221
GUANOSINE-2'-MONOPHOSPHATE
non-polymer
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
Ca 2
40.078
CALCIUM ION
non-polymer
Cl -1
35.453
CHLORIDE ION
non-polymer
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
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
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
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
P
N
2
N
O
N
3
N
O
N
4
N
O
N
5
N
O
N
6
N
C
N
7
R
C
N
8
N
O
N
9
R
C
N
10
N
O
N
11
R
C
N
12
N
O
N
13
R
C
Y
14
N
N
Y
15
N
C
Y
16
N
N
Y
17
N
C
N
18
N
C
N
19
N
O
N
20
N
N
N
21
N
C
N
22
N
N
N
23
N
N
Y
24
N
C
N
25
N
H
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
N
N
40
S
C
N
41
N
C
N
42
N
O
N
43
N
C
N
44
N
O
N
45
N
H
N
46
N
H
N
47
N
H
N
48
N
H
N
49
N
H
N
50
N
H
N
51
N
H
N
52
N
N
N
53
S
C
N
54
N
C
N
55
N
O
N
56
N
C
N
57
N
C
N
58
N
C
N
59
N
N
N
60
N
C
N
61
N
N
N
62
N
N
N
63
N
O
N
64
N
H
N
65
N
H
N
66
N
H
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
H
N
75
N
H
N
76
N
H
N
77
N
H
N
78
N
H
N
79
N
N
N
80
S
C
N
81
N
C
N
82
N
O
N
83
N
C
N
84
N
C
N
85
N
O
N
86
N
N
N
87
N
O
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
H
N
95
N
H
N
96
N
N
N
97
S
C
N
98
N
C
N
99
N
O
N
100
N
C
N
101
N
C
N
102
N
O
N
103
N
O
N
104
N
O
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
CA
N
113
N
CL
N
114
N
N
N
115
R
C
N
116
N
C
N
117
N
O
N
118
N
C
N
119
N
S
N
120
N
O
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
H
N
128
N
N
N
129
S
C
N
130
N
C
N
131
N
O
N
132
N
C
N
133
N
C
N
134
N
C
N
135
N
O
N
136
N
N
N
137
N
O
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
N
N
149
S
C
N
150
N
C
N
151
N
O
N
152
N
C
N
153
N
C
N
154
N
C
N
155
N
O
N
156
N
O
N
157
N
O
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
N
N
168
N
C
N
169
N
C
N
170
N
O
N
171
N
O
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
N
N
178
S
C
N
179
N
C
N
180
N
O
N
181
N
C
Y
182
N
C
Y
183
N
N
Y
184
N
C
Y
185
N
C
Y
186
N
N
N
187
N
O
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
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
O
N
199
N
H
N
200
N
H
N
201
N
N
N
202
S
C
N
203
N
C
N
204
N
O
N
205
S
C
N
206
N
C
N
207
N
C
N
208
N
C
N
209
N
O
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
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
N
N
224
S
C
N
225
N
C
N
226
N
O
N
227
N
C
N
228
N
C
N
229
N
C
N
230
N
C
N
231
N
O
N
232
N
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
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
N
N
246
S
C
N
247
N
C
N
248
N
O
N
249
N
C
N
250
N
C
N
251
N
C
N
252
N
C
N
253
N
N
N
254
N
O
N
255
N
H
N
256
N
H
N
257
N
H
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
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
N
N
271
S
C
N
272
N
C
N
273
N
O
N
274
N
C
Y
275
N
C
Y
276
N
C
Y
277
N
C
Y
278
N
C
Y
279
N
C
Y
280
N
C
N
281
N
O
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
H
N
291
N
H
N
292
N
H
N
293
N
N
N
294
S
C
N
295
N
C
N
296
N
O
N
297
N
C
N
298
N
C
N
299
N
C
N
300
N
O
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
N
N
311
S
C
N
312
N
C
N
313
N
O
N
314
N
C
N
315
N
O
N
316
N
O
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
N
323
N
H
N
324
N
N
N
325
S
C
N
326
N
C
N
327
N
O
N
328
R
C
N
329
N
O
N
330
N
C
N
331
N
O
N
332
N
H
N
333
N
H
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
N
N
342
S
C
N
343
N
C
N
344
N
O
N
345
N
C
Y
346
N
C
Y
347
N
C
Y
348
N
C
Y
349
N
N
Y
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
N
355
N
O
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
364
N
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
N
N
369
S
C
N
370
N
C
N
371
N
O
N
372
N
C
Y
373
N
C
Y
374
N
C
Y
375
N
C
Y
376
N
C
Y
377
N
C
Y
378
N
C
N
379
N
O
N
380
N
O
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
H
N
392
N
N
N
393
S
C
N
394
N
C
N
395
N
O
N
396
N
C
N
397
N
C
N
398
N
C
N
399
N
O
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
1
N
doub
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
sing
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
sing
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
Y
25
N
sing
Y
26
N
sing
Y
27
N
doub
N
28
N
sing
Y
29
N
sing
N
30
N
sing
Y
31
N
doub
N
32
N
doub
N
33
N
sing
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
doub
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
sing
N
46
N
sing
N
47
N
doub
N
48
N
sing
N
49
N
sing
N
50
N
sing
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
doub
N
60
N
sing
N
61
N
sing
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
sing
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
doub
N
74
N
sing
N
75
N
sing
N
76
N
sing
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
doub
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
doub
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
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
doub
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
doub
N
107
N
sing
N
108
N
sing
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
sing
N
127
N
sing
N
128
N
sing
N
129
N
doub
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
doub
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
doub
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
doub
N
157
N
sing
N
158
N
sing
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
doub
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
doub
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
Y
180
N
sing
Y
181
N
doub
Y
182
N
doub
N
183
N
sing
Y
184
N
sing
N
185
N
sing
Y
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
doub
N
199
N
sing
N
200
N
sing
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
doub
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
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
doub
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
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
doub
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
Y
269
N
doub
Y
270
N
sing
Y
271
N
sing
N
272
N
sing
Y
273
N
doub
N
274
N
sing
Y
275
N
doub
N
276
N
sing
Y
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
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
doub
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
sing
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
doub
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
sing
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
doub
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
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
doub
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
Y
338
N
doub
Y
339
N
sing
Y
340
N
sing
N
341
N
sing
Y
342
N
doub
Y
343
N
sing
Y
344
N
sing
N
345
N
sing
Y
346
N
sing
Y
347
N
doub
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
doub
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
Y
366
N
doub
Y
367
N
sing
Y
368
N
sing
N
369
N
sing
Y
370
N
doub
N
371
N
sing
Y
372
N
doub
N
373
N
sing
Y
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
sing
N
384
N
sing
N
385
N
doub
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
294
1231
1238
10.1006/jmbi.1999.3324
10600381
Structural analysis of an RNase T1 variant with an altered guanine binding segment.
1999
10.2210/pdb1ch0/pdb
pdb_00001ch0
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
1
IMAGE PLATE
1998-08
MARRESEARCH
GRAPHITE
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
ELLIOTT GX-21
11143.771
PROTEIN (RIBONUCLEASE T1)
3.1.27.3
Q25K, K41E, Y42F, N43R, Y45W, E46Q
3
man
polymer
40.078
CALCIUM ION
4
syn
non-polymer
363.221
GUANOSINE-2'-MONOPHOSPHATE
2
syn
non-polymer
35.453
CHLORIDE ION
1
syn
non-polymer
18.015
water
144
nat
water
no
no
ACDYTCGSNCYSSSDVSTAQAAGYKLHEDGETVGSNSYPHEFRNWQGFDFSVSSPYYEWPILSSGDVYSGGSPGADRVVF
NENNQLAGVITHTGASGNNFVECT
ACDYTCGSNCYSSSDVSTAQAAGYKLHEDGETVGSNSYPHEFRNWQGFDFSVSSPYYEWPILSSGDVYSGGSPGADRVVF
NENNQLAGVITHTGASGNNFVECT
A,B,C
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
Aspergillus
Escherichia
sample
SYNTHETIC GENE
5062
Aspergillus oryzae
562
Escherichia coli
PA2T1 (QUAAS EUR. J. BIOCHEM. V.173 PP.617-622)
1
2.31
36
7.7
HANGING DROP CONTAINING 2.5 MG/ML RNASE T1, 2.5 MG/ML 2GMP, 15% PEG
MONOMETHYLETHER 5000, 50 MM TRIS/HCL (PH7.7), 50 MM MGCL2, 50 MM CACL2
AGAINST 30 % PEG MONOMETHYLETHER 5000, 100 MM TRIS/HCL
(PH7.7), 100 MM MGCL2, 100 MM CACL2
database_2
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
Refinement description
1
0
1999-12-22
1
1
2007-10-16
1
2
2011-07-13
1
3
2021-11-03
1
4
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_asym_id
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr2_auth_asym_id
_pdbx_struct_conn_angle.ptnr2_auth_seq_id
_pdbx_struct_conn_angle.ptnr2_label_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr1_auth_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
PDBE
Y
RCSB
1999-03-30
REL
REL
CA
CALCIUM ION
2GP
GUANOSINE-2'-MONOPHOSPHATE
CL
CHLORIDE ION
HOH
water
THE PROTEIN USED IN THIS STUDY IS THE
ISOZYME OF RIBONUCLEASE T1 WHERE A LYSINE RESIDUE
REPLACES GLUTAMINE 25 OF THE SEQUENCED RIBONUCLEASE T1
(K.TAKAHASHI, J.BIOCHEM.,V. 98, P. 815, 1985).
1RNT
PDB
experimental model
CA
107
2
CA
CA
107
A
2GP
105
3
2GP
2GP
105
A
CA
108
2
CA
CA
108
B
CA
109
2
CA
CA
109
C
CA
110
2
CA
CA
110
C
CL
111
4
CL
CL
111
C
2GP
106
3
2GP
2GP
106
C
HOH
1
5
HOH
HOH
108
A
HOH
3
5
HOH
HOH
109
A
HOH
7
5
HOH
HOH
110
A
HOH
8
5
HOH
HOH
111
A
HOH
12
5
HOH
HOH
112
A
HOH
15
5
HOH
HOH
113
A
HOH
16
5
HOH
HOH
114
A
HOH
19
5
HOH
HOH
115
A
HOH
22
5
HOH
HOH
116
A
HOH
23
5
HOH
HOH
117
A
HOH
24
5
HOH
HOH
118
A
HOH
25
5
HOH
HOH
119
A
HOH
27
5
HOH
HOH
120
A
HOH
29
5
HOH
HOH
121
A
HOH
32
5
HOH
HOH
122
A
HOH
33
5
HOH
HOH
123
A
HOH
38
5
HOH
HOH
124
A
HOH
48
5
HOH
HOH
125
A
HOH
49
5
HOH
HOH
126
A
HOH
52
5
HOH
HOH
127
A
HOH
54
5
HOH
HOH
128
A
HOH
57
5
HOH
HOH
129
A
HOH
59
5
HOH
HOH
130
A
HOH
60
5
HOH
HOH
131
A
HOH
61
5
HOH
HOH
132
A
HOH
62
5
HOH
HOH
133
A
HOH
63
5
HOH
HOH
134
A
HOH
65
5
HOH
HOH
135
A
HOH
66
5
HOH
HOH
136
A
HOH
67
5
HOH
HOH
137
A
HOH
69
5
HOH
HOH
138
A
HOH
70
5
HOH
HOH
139
A
HOH
72
5
HOH
HOH
140
A
HOH
74
5
HOH
HOH
141
A
HOH
75
5
HOH
HOH
142
A
HOH
76
5
HOH
HOH
143
A
HOH
78
5
HOH
HOH
144
A
HOH
80
5
HOH
HOH
145
A
HOH
83
5
HOH
HOH
146
A
HOH
84
5
HOH
HOH
147
A
HOH
85
5
HOH
HOH
148
A
HOH
91
5
HOH
HOH
149
A
HOH
92
5
HOH
HOH
150
A
HOH
95
5
HOH
HOH
151
A
HOH
96
5
HOH
HOH
152
A
HOH
104
5
HOH
HOH
153
A
HOH
110
5
HOH
HOH
154
A
HOH
111
5
HOH
HOH
155
A
HOH
114
5
HOH
HOH
156
A
HOH
116
5
HOH
HOH
157
A
HOH
117
5
HOH
HOH
158
A
HOH
120
5
HOH
HOH
159
A
HOH
121
5
HOH
HOH
160
A
HOH
122
5
HOH
HOH
161
A
HOH
126
5
HOH
HOH
162
A
HOH
129
5
HOH
HOH
163
A
HOH
133
5
HOH
HOH
164
A
HOH
137
5
HOH
HOH
165
A
HOH
143
5
HOH
HOH
166
A
HOH
26
5
HOH
HOH
109
B
HOH
46
5
HOH
HOH
110
B
HOH
93
5
HOH
HOH
111
B
HOH
102
5
HOH
HOH
112
B
HOH
103
5
HOH
HOH
113
B
HOH
106
5
HOH
HOH
114
B
HOH
107
5
HOH
HOH
115
B
HOH
108
5
HOH
HOH
116
B
HOH
109
5
HOH
HOH
117
B
HOH
115
5
HOH
HOH
118
B
HOH
132
5
HOH
HOH
119
B
HOH
2
5
HOH
HOH
112
C
HOH
4
5
HOH
HOH
113
C
HOH
5
5
HOH
HOH
114
C
HOH
6
5
HOH
HOH
115
C
HOH
9
5
HOH
HOH
116
C
HOH
10
5
HOH
HOH
117
C
HOH
11
5
HOH
HOH
118
C
HOH
13
5
HOH
HOH
119
C
HOH
14
5
HOH
HOH
120
C
HOH
17
5
HOH
HOH
121
C
HOH
18
5
HOH
HOH
122
C
HOH
20
5
HOH
HOH
123
C
HOH
21
5
HOH
HOH
124
C
HOH
28
5
HOH
HOH
125
C
HOH
30
5
HOH
HOH
126
C
HOH
31
5
HOH
HOH
127
C
HOH
34
5
HOH
HOH
128
C
HOH
35
5
HOH
HOH
129
C
HOH
36
5
HOH
HOH
130
C
HOH
37
5
HOH
HOH
131
C
HOH
39
5
HOH
HOH
132
C
HOH
40
5
HOH
HOH
133
C
HOH
41
5
HOH
HOH
134
C
HOH
42
5
HOH
HOH
135
C
HOH
43
5
HOH
HOH
136
C
HOH
44
5
HOH
HOH
137
C
HOH
45
5
HOH
HOH
138
C
HOH
47
5
HOH
HOH
139
C
HOH
50
5
HOH
HOH
140
C
HOH
51
5
HOH
HOH
141
C
HOH
53
5
HOH
HOH
142
C
HOH
55
5
HOH
HOH
143
C
HOH
56
5
HOH
HOH
144
C
HOH
58
5
HOH
HOH
145
C
HOH
64
5
HOH
HOH
146
C
HOH
68
5
HOH
HOH
147
C
HOH
71
5
HOH
HOH
148
C
HOH
73
5
HOH
HOH
149
C
HOH
77
5
HOH
HOH
150
C
HOH
79
5
HOH
HOH
151
C
HOH
81
5
HOH
HOH
152
C
HOH
82
5
HOH
HOH
153
C
HOH
86
5
HOH
HOH
154
C
HOH
87
5
HOH
HOH
155
C
HOH
88
5
HOH
HOH
156
C
HOH
89
5
HOH
HOH
157
C
HOH
90
5
HOH
HOH
158
C
HOH
94
5
HOH
HOH
159
C
HOH
97
5
HOH
HOH
160
C
HOH
98
5
HOH
HOH
161
C
HOH
99
5
HOH
HOH
162
C
HOH
100
5
HOH
HOH
163
C
HOH
101
5
HOH
HOH
164
C
HOH
105
5
HOH
HOH
165
C
HOH
112
5
HOH
HOH
166
C
HOH
113
5
HOH
HOH
167
C
HOH
118
5
HOH
HOH
168
C
HOH
119
5
HOH
HOH
169
C
HOH
123
5
HOH
HOH
170
C
HOH
124
5
HOH
HOH
171
C
HOH
125
5
HOH
HOH
172
C
HOH
127
5
HOH
HOH
173
C
HOH
128
5
HOH
HOH
174
C
HOH
130
5
HOH
HOH
175
C
HOH
131
5
HOH
HOH
176
C
HOH
134
5
HOH
HOH
177
C
HOH
135
5
HOH
HOH
178
C
HOH
136
5
HOH
HOH
179
C
HOH
138
5
HOH
HOH
180
C
HOH
139
5
HOH
HOH
181
C
HOH
140
5
HOH
HOH
182
C
HOH
141
5
HOH
HOH
183
C
HOH
142
5
HOH
HOH
184
C
HOH
144
5
HOH
HOH
185
C
ALA
1
n
1
ALA
1
A
CYS
2
n
2
CYS
2
A
ASP
3
n
3
ASP
3
A
TYR
4
n
4
TYR
4
A
THR
5
n
5
THR
5
A
CYS
6
n
6
CYS
6
A
GLY
7
n
7
GLY
7
A
SER
8
n
8
SER
8
A
ASN
9
n
9
ASN
9
A
CYS
10
n
10
CYS
10
A
TYR
11
n
11
TYR
11
A
SER
12
n
12
SER
12
A
SER
13
n
13
SER
13
A
SER
14
n
14
SER
14
A
ASP
15
n
15
ASP
15
A
VAL
16
n
16
VAL
16
A
SER
17
n
17
SER
17
A
THR
18
n
18
THR
18
A
ALA
19
n
19
ALA
19
A
GLN
20
n
20
GLN
20
A
ALA
21
n
21
ALA
21
A
ALA
22
n
22
ALA
22
A
GLY
23
n
23
GLY
23
A
TYR
24
n
24
TYR
24
A
LYS
25
n
25
LYS
25
A
LEU
26
n
26
LEU
26
A
HIS
27
n
27
HIS
27
A
GLU
28
n
28
GLU
28
A
ASP
29
n
29
ASP
29
A
GLY
30
n
30
GLY
30
A
GLU
31
n
31
GLU
31
A
THR
32
n
32
THR
32
A
VAL
33
n
33
VAL
33
A
GLY
34
n
34
GLY
34
A
SER
35
n
35
SER
35
A
ASN
36
n
36
ASN
36
A
SER
37
n
37
SER
37
A
TYR
38
n
38
TYR
38
A
PRO
39
n
39
PRO
39
A
HIS
40
n
40
HIS
40
A
GLU
41
n
41
GLU
41
A
PHE
42
n
42
PHE
42
A
ARG
43
n
43
ARG
43
A
ASN
44
n
44
ASN
44
A
TRP
45
n
45
TRP
45
A
GLN
46
n
46
GLN
46
A
GLY
47
n
47
GLY
47
A
PHE
48
n
48
PHE
48
A
ASP
49
n
49
ASP
49
A
PHE
50
n
50
PHE
50
A
SER
51
n
51
SER
51
A
VAL
52
n
52
VAL
52
A
SER
53
n
53
SER
53
A
SER
54
n
54
SER
54
A
PRO
55
n
55
PRO
55
A
TYR
56
n
56
TYR
56
A
TYR
57
n
57
TYR
57
A
GLU
58
n
58
GLU
58
A
TRP
59
n
59
TRP
59
A
PRO
60
n
60
PRO
60
A
ILE
61
n
61
ILE
61
A
LEU
62
n
62
LEU
62
A
SER
63
n
63
SER
63
A
SER
64
n
64
SER
64
A
GLY
65
n
65
GLY
65
A
ASP
66
n
66
ASP
66
A
VAL
67
n
67
VAL
67
A
TYR
68
n
68
TYR
68
A
SER
69
n
69
SER
69
A
GLY
70
n
70
GLY
70
A
GLY
71
n
71
GLY
71
A
SER
72
n
72
SER
72
A
PRO
73
n
73
PRO
73
A
GLY
74
n
74
GLY
74
A
ALA
75
n
75
ALA
75
A
ASP
76
n
76
ASP
76
A
ARG
77
n
77
ARG
77
A
VAL
78
n
78
VAL
78
A
VAL
79
n
79
VAL
79
A
PHE
80
n
80
PHE
80
A
ASN
81
n
81
ASN
81
A
GLU
82
n
82
GLU
82
A
ASN
83
n
83
ASN
83
A
ASN
84
n
84
ASN
84
A
GLN
85
n
85
GLN
85
A
LEU
86
n
86
LEU
86
A
ALA
87
n
87
ALA
87
A
GLY
88
n
88
GLY
88
A
VAL
89
n
89
VAL
89
A
ILE
90
n
90
ILE
90
A
THR
91
n
91
THR
91
A
HIS
92
n
92
HIS
92
A
THR
93
n
93
THR
93
A
GLY
94
n
94
GLY
94
A
ALA
95
n
95
ALA
95
A
SER
96
n
96
SER
96
A
GLY
97
n
97
GLY
97
A
ASN
98
n
98
ASN
98
A
ASN
99
n
99
ASN
99
A
PHE
100
n
100
PHE
100
A
VAL
101
n
101
VAL
101
A
GLU
102
n
102
GLU
102
A
CYS
103
n
103
CYS
103
A
THR
104
n
104
THR
104
A
ALA
1
n
1
ALA
1
B
CYS
2
n
2
CYS
2
B
ASP
3
n
3
ASP
3
B
TYR
4
n
4
TYR
4
B
THR
5
n
5
THR
5
B
CYS
6
n
6
CYS
6
B
GLY
7
n
7
GLY
7
B
SER
8
n
8
SER
8
B
ASN
9
n
9
ASN
9
B
CYS
10
n
10
CYS
10
B
TYR
11
n
11
TYR
11
B
SER
12
n
12
SER
12
B
SER
13
n
13
SER
13
B
SER
14
n
14
SER
14
B
ASP
15
n
15
ASP
15
B
VAL
16
n
16
VAL
16
B
SER
17
n
17
SER
17
B
THR
18
n
18
THR
18
B
ALA
19
n
19
ALA
19
B
GLN
20
n
20
GLN
20
B
ALA
21
n
21
ALA
21
B
ALA
22
n
22
ALA
22
B
GLY
23
n
23
GLY
23
B
TYR
24
n
24
TYR
24
B
LYS
25
n
25
LYS
25
B
LEU
26
n
26
LEU
26
B
HIS
27
n
27
HIS
27
B
GLU
28
n
28
GLU
28
B
ASP
29
n
29
ASP
29
B
GLY
30
n
30
GLY
30
B
GLU
31
n
31
GLU
31
B
THR
32
n
32
THR
32
B
VAL
33
n
33
VAL
33
B
GLY
34
n
34
GLY
34
B
SER
35
n
35
SER
35
B
ASN
36
n
36
ASN
36
B
SER
37
n
37
SER
37
B
TYR
38
n
38
TYR
38
B
PRO
39
n
39
PRO
39
B
HIS
40
n
40
HIS
40
B
GLU
41
n
41
GLU
41
B
PHE
42
n
42
PHE
42
B
ARG
43
n
43
ARG
43
B
ASN
44
n
44
ASN
44
B
TRP
45
n
45
TRP
45
B
GLN
46
n
46
GLN
46
B
GLY
47
n
47
GLY
47
B
PHE
48
n
48
PHE
48
B
ASP
49
n
49
ASP
49
B
PHE
50
n
50
PHE
50
B
SER
51
n
51
SER
51
B
VAL
52
n
52
VAL
52
B
SER
53
n
53
SER
53
B
SER
54
n
54
SER
54
B
PRO
55
n
55
PRO
55
B
TYR
56
n
56
TYR
56
B
TYR
57
n
57
TYR
57
B
GLU
58
n
58
GLU
58
B
TRP
59
n
59
TRP
59
B
PRO
60
n
60
PRO
60
B
ILE
61
n
61
ILE
61
B
LEU
62
n
62
LEU
62
B
SER
63
n
63
SER
63
B
SER
64
n
64
SER
64
B
GLY
65
n
65
GLY
65
B
ASP
66
n
66
ASP
66
B
VAL
67
n
67
VAL
67
B
TYR
68
n
68
TYR
68
B
SER
69
n
69
SER
69
B
GLY
70
n
70
GLY
70
B
GLY
71
n
71
GLY
71
B
SER
72
n
72
SER
72
B
PRO
73
n
73
PRO
73
B
GLY
74
n
74
GLY
74
B
ALA
75
n
75
ALA
75
B
ASP
76
n
76
ASP
76
B
ARG
77
n
77
ARG
77
B
VAL
78
n
78
VAL
78
B
VAL
79
n
79
VAL
79
B
PHE
80
n
80
PHE
80
B
ASN
81
n
81
ASN
81
B
GLU
82
n
82
GLU
82
B
ASN
83
n
83
ASN
83
B
ASN
84
n
84
ASN
84
B
GLN
85
n
85
GLN
85
B
LEU
86
n
86
LEU
86
B
ALA
87
n
87
ALA
87
B
GLY
88
n
88
GLY
88
B
VAL
89
n
89
VAL
89
B
ILE
90
n
90
ILE
90
B
THR
91
n
91
THR
91
B
HIS
92
n
92
HIS
92
B
THR
93
n
93
THR
93
B
GLY
94
n
94
GLY
94
B
ALA
95
n
95
ALA
95
B
SER
96
n
96
SER
96
B
GLY
97
n
97
GLY
97
B
ASN
98
n
98
ASN
98
B
ASN
99
n
99
ASN
99
B
PHE
100
n
100
PHE
100
B
VAL
101
n
101
VAL
101
B
GLU
102
n
102
GLU
102
B
CYS
103
n
103
CYS
103
B
THR
104
n
104
THR
104
B
ALA
1
n
1
ALA
1
C
CYS
2
n
2
CYS
2
C
ASP
3
n
3
ASP
3
C
TYR
4
n
4
TYR
4
C
THR
5
n
5
THR
5
C
CYS
6
n
6
CYS
6
C
GLY
7
n
7
GLY
7
C
SER
8
n
8
SER
8
C
ASN
9
n
9
ASN
9
C
CYS
10
n
10
CYS
10
C
TYR
11
n
11
TYR
11
C
SER
12
n
12
SER
12
C
SER
13
n
13
SER
13
C
SER
14
n
14
SER
14
C
ASP
15
n
15
ASP
15
C
VAL
16
n
16
VAL
16
C
SER
17
n
17
SER
17
C
THR
18
n
18
THR
18
C
ALA
19
n
19
ALA
19
C
GLN
20
n
20
GLN
20
C
ALA
21
n
21
ALA
21
C
ALA
22
n
22
ALA
22
C
GLY
23
n
23
GLY
23
C
TYR
24
n
24
TYR
24
C
LYS
25
n
25
LYS
25
C
LEU
26
n
26
LEU
26
C
HIS
27
n
27
HIS
27
C
GLU
28
n
28
GLU
28
C
ASP
29
n
29
ASP
29
C
GLY
30
n
30
GLY
30
C
GLU
31
n
31
GLU
31
C
THR
32
n
32
THR
32
C
VAL
33
n
33
VAL
33
C
GLY
34
n
34
GLY
34
C
SER
35
n
35
SER
35
C
ASN
36
n
36
ASN
36
C
SER
37
n
37
SER
37
C
TYR
38
n
38
TYR
38
C
PRO
39
n
39
PRO
39
C
HIS
40
n
40
HIS
40
C
GLU
41
n
41
GLU
41
C
PHE
42
n
42
PHE
42
C
ARG
43
n
43
ARG
43
C
ASN
44
n
44
ASN
44
C
TRP
45
n
45
TRP
45
C
GLN
46
n
46
GLN
46
C
GLY
47
n
47
GLY
47
C
PHE
48
n
48
PHE
48
C
ASP
49
n
49
ASP
49
C
PHE
50
n
50
PHE
50
C
SER
51
n
51
SER
51
C
VAL
52
n
52
VAL
52
C
SER
53
n
53
SER
53
C
SER
54
n
54
SER
54
C
PRO
55
n
55
PRO
55
C
TYR
56
n
56
TYR
56
C
TYR
57
n
57
TYR
57
C
GLU
58
n
58
GLU
58
C
TRP
59
n
59
TRP
59
C
PRO
60
n
60
PRO
60
C
ILE
61
n
61
ILE
61
C
LEU
62
n
62
LEU
62
C
SER
63
n
63
SER
63
C
SER
64
n
64
SER
64
C
GLY
65
n
65
GLY
65
C
ASP
66
n
66
ASP
66
C
VAL
67
n
67
VAL
67
C
TYR
68
n
68
TYR
68
C
SER
69
n
69
SER
69
C
GLY
70
n
70
GLY
70
C
GLY
71
n
71
GLY
71
C
SER
72
n
72
SER
72
C
PRO
73
n
73
PRO
73
C
GLY
74
n
74
GLY
74
C
ALA
75
n
75
ALA
75
C
ASP
76
n
76
ASP
76
C
ARG
77
n
77
ARG
77
C
VAL
78
n
78
VAL
78
C
VAL
79
n
79
VAL
79
C
PHE
80
n
80
PHE
80
C
ASN
81
n
81
ASN
81
C
GLU
82
n
82
GLU
82
C
ASN
83
n
83
ASN
83
C
ASN
84
n
84
ASN
84
C
GLN
85
n
85
GLN
85
C
LEU
86
n
86
LEU
86
C
ALA
87
n
87
ALA
87
C
GLY
88
n
88
GLY
88
C
VAL
89
n
89
VAL
89
C
ILE
90
n
90
ILE
90
C
THR
91
n
91
THR
91
C
HIS
92
n
92
HIS
92
C
THR
93
n
93
THR
93
C
GLY
94
n
94
GLY
94
C
ALA
95
n
95
ALA
95
C
SER
96
n
96
SER
96
C
GLY
97
n
97
GLY
97
C
ASN
98
n
98
ASN
98
C
ASN
99
n
99
ASN
99
C
PHE
100
n
100
PHE
100
C
VAL
101
n
101
VAL
101
C
GLU
102
n
102
GLU
102
C
CYS
103
n
103
CYS
103
C
THR
104
n
104
THR
104
C
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
A
2GP
105
E
O3P
2GP
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
116
K
O
HOH
1_555
168.0
A
2GP
105
E
O3P
2GP
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
117
K
O
HOH
1_555
74.2
A
HOH
116
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
117
K
O
HOH
1_555
103.2
A
2GP
105
E
O3P
2GP
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
118
K
O
HOH
1_555
83.1
A
HOH
116
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
118
K
O
HOH
1_555
97.2
A
HOH
117
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
118
K
O
HOH
1_555
155.6
A
2GP
105
E
O3P
2GP
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
119
K
O
HOH
1_555
72.4
A
HOH
116
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
119
K
O
HOH
1_555
95.8
A
HOH
117
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
119
K
O
HOH
1_555
84.5
A
HOH
118
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
119
K
O
HOH
1_555
80.3
A
2GP
105
E
O3P
2GP
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
130
K
O
HOH
1_555
78.3
A
HOH
116
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
130
K
O
HOH
1_555
113.6
A
HOH
117
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
130
K
O
HOH
1_555
93.2
A
HOH
118
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
130
K
O
HOH
1_555
90.7
A
HOH
119
K
O
HOH
1_555
A
CA
107
D
CA
CA
1_555
A
HOH
130
K
O
HOH
1_555
150.1
B
HIS
92
B
NE2
HIS
92
1_555
B
CA
108
F
CA
CA
1_555
B
HOH
115
L
O
HOH
1_555
103.2
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
C
2GP
106
J
O2P
2GP
1_555
88.0
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
C
2GP
106
J
O2'
2GP
1_555
106.4
C
2GP
106
J
O2P
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
2GP
106
J
O2'
2GP
1_555
52.2
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
143
M
O
HOH
1_555
64.9
C
2GP
106
J
O2P
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
143
M
O
HOH
1_555
64.8
C
2GP
106
J
O2'
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
143
M
O
HOH
1_555
116.9
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
157
M
O
HOH
1_555
60.2
C
2GP
106
J
O2P
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
157
M
O
HOH
1_555
140.6
C
2GP
106
J
O2'
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
157
M
O
HOH
1_555
153.3
C
HOH
143
M
O
HOH
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
157
M
O
HOH
1_555
80.0
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
158
M
O
HOH
1_555
82.1
C
2GP
106
J
O2P
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
158
M
O
HOH
1_555
109.4
C
2GP
106
J
O2'
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
158
M
O
HOH
1_555
64.5
C
HOH
143
M
O
HOH
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
158
M
O
HOH
1_555
146.3
C
HOH
157
M
O
HOH
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
158
M
O
HOH
1_555
89.8
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
140.1
C
2GP
106
J
O2P
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
81.5
C
2GP
106
J
O2'
2GP
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
97.2
C
HOH
143
M
O
HOH
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
75.8
C
HOH
157
M
O
HOH
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
107.4
C
HOH
158
M
O
HOH
1_555
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
137.7
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
2GP
106
J
O3P
2GP
1_555
46.5
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
CL
111
I
CL
CL
1_555
163.5
C
2GP
106
J
O3P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
CL
111
I
CL
CL
1_555
135.5
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
122
M
O
HOH
1_555
86.8
C
2GP
106
J
O3P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
122
M
O
HOH
1_555
90.3
C
CL
111
I
CL
CL
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
122
M
O
HOH
1_555
77.1
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
123
M
O
HOH
1_555
110.9
C
2GP
106
J
O3P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
123
M
O
HOH
1_555
99.0
C
CL
111
I
CL
CL
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
123
M
O
HOH
1_555
85.4
C
HOH
122
M
O
HOH
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
123
M
O
HOH
1_555
161.8
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
124
M
O
HOH
1_555
101.6
C
2GP
106
J
O3P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
124
M
O
HOH
1_555
56.5
C
CL
111
I
CL
CL
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
124
M
O
HOH
1_555
79.2
C
HOH
122
M
O
HOH
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
124
M
O
HOH
1_555
80.4
C
HOH
123
M
O
HOH
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
124
M
O
HOH
1_555
91.7
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
94.4
C
2GP
106
J
O3P
2GP
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
140.6
C
CL
111
I
CL
CL
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
80.1
C
HOH
122
M
O
HOH
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
81.5
C
HOH
123
M
O
HOH
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
100.5
C
HOH
124
M
O
HOH
1_555
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
155.1
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
TYR
4
A
O
TYR
4
A
N
TYR
11
A
N
TYR
11
A
O
TYR
57
A
O
TYR
57
A
N
PHE
80
A
N
PHE
80
A
O
ARG
77
A
O
ARG
77
A
N
ILE
90
A
N
ILE
90
B
O
TYR
4
B
O
TYR
4
B
N
TYR
11
B
N
TYR
11
B
O
TYR
57
B
O
TYR
57
B
N
PHE
80
B
N
PHE
80
B
O
ARG
77
B
O
ARG
77
B
N
ILE
90
B
N
ILE
90
C
O
TYR
4
C
O
TYR
4
C
N
TYR
11
C
N
TYR
11
C
O
HIS
40
C
O
HIS
40
C
N
GLU
58
C
N
GLU
58
C
O
TYR
57
C
O
TYR
57
C
N
PHE
80
C
N
PHE
80
C
O
ARG
77
C
O
ARG
77
C
N
ILE
90
C
N
ILE
90
1
A
CYS
2
65.60
110.83
1
A
ASN
98
-97.63
38.58
1
B
SER
37
58.53
76.99
1
B
ASN
98
-95.58
37.88
1
C
CYS
2
82.35
116.81
PROTEIN_REP.PARAM
PROTEIN.TOP
ION.PARAM
PROTEIN.LINK
WATER_REP.PARAM
WATER.TOP
2GP_XPLOR_PAR.TXT
2GP_XPLOR_TOP.TXT
34.5
PARAMETER AND TOPOLOGY FILES FOR 2'GMP WERE OBTAINED FROM HTTP://
ALPHA2.BMC.UU.SE/HICUP/
0.241
0.198
2.3
35.6
812
14131
5.6
97.8
RANDOM
1
RESTRAINED
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
1RNT
FLAT MODEL
31.9
0.324
2.3
35.6
144
2552
53
0
2355
0.006
1.20
1.682
1.5
2.669
2.0
2.537
2.0
3.678
2.5
0.287
0.254
2.4
96
1636
8
5.3
95.8
32.8
2.3
35.6
1CH0
14434
0.115
1
9.04
3.14
97.7
2.3
2.38
2.8
0.396
98.1
data reduction
DENZO
data scaling
SCALEPACK
phasing
AMoRE
refinement
CNS
0.4
RNASE T1 VARIANT WITH ALTERED GUANINE BINDING SEGMENT
1
N
N
1
N
N
1
N
N
2
N
N
3
N
N
2
N
N
2
N
N
2
N
N
4
N
N
3
N
N
5
N
N
5
N
N
5
N
N
A
SER
13
A
SER
13
HELX_P
A
ASP
29
A
ASP
29
1
1
17
B
SER
13
B
SER
13
HELX_P
B
ASP
29
B
ASP
29
1
2
17
C
SER
13
C
SER
13
HELX_P
C
ASP
29
C
ASP
29
1
3
17
disulf
2.029
A
CYS
2
A
SG
CYS
2
1_555
A
CYS
10
A
SG
CYS
10
1_555
disulf
2.038
A
CYS
6
A
SG
CYS
6
1_555
A
CYS
103
A
SG
CYS
103
1_555
disulf
2.033
B
CYS
2
B
SG
CYS
2
1_555
B
CYS
10
B
SG
CYS
10
1_555
disulf
2.029
B
CYS
6
B
SG
CYS
6
1_555
B
CYS
103
B
SG
CYS
103
1_555
disulf
2.028
C
CYS
2
C
SG
CYS
2
1_555
C
CYS
10
C
SG
CYS
10
1_555
disulf
2.033
C
CYS
6
C
SG
CYS
6
1_555
C
CYS
103
C
SG
CYS
103
1_555
metalc
2.425
A
2GP
105
E
O3P
2GP
1_555
A
CA
107
D
CA
CA
1_555
metalc
2.331
A
CA
107
D
CA
CA
1_555
A
HOH
116
K
O
HOH
1_555
metalc
2.338
A
CA
107
D
CA
CA
1_555
A
HOH
117
K
O
HOH
1_555
metalc
2.455
A
CA
107
D
CA
CA
1_555
A
HOH
118
K
O
HOH
1_555
metalc
2.409
A
CA
107
D
CA
CA
1_555
A
HOH
119
K
O
HOH
1_555
metalc
2.353
A
CA
107
D
CA
CA
1_555
A
HOH
130
K
O
HOH
1_555
metalc
2.999
B
HIS
92
B
NE2
HIS
92
1_555
B
CA
108
F
CA
CA
1_555
metalc
3.190
B
CA
108
F
CA
CA
1_555
B
HOH
115
L
O
HOH
1_555
metalc
2.920
C
ASN
36
C
OD1
ASN
36
1_555
C
CA
110
H
CA
CA
1_555
metalc
2.113
C
2GP
106
J
O1P
2GP
1_555
C
CA
109
G
CA
CA
1_555
metalc
3.347
C
2GP
106
J
O3P
2GP
1_555
C
CA
109
G
CA
CA
1_555
metalc
2.578
C
2GP
106
J
O2P
2GP
1_555
C
CA
110
H
CA
CA
1_555
metalc
3.149
C
2GP
106
J
O2'
2GP
1_555
C
CA
110
H
CA
CA
1_555
metalc
2.846
C
CA
109
G
CA
CA
1_555
C
CL
111
I
CL
CL
1_555
metalc
2.545
C
CA
109
G
CA
CA
1_555
C
HOH
122
M
O
HOH
1_555
metalc
2.248
C
CA
109
G
CA
CA
1_555
C
HOH
123
M
O
HOH
1_555
metalc
2.372
C
CA
109
G
CA
CA
1_555
C
HOH
124
M
O
HOH
1_555
metalc
2.463
C
CA
109
G
CA
CA
1_555
C
HOH
128
M
O
HOH
1_555
metalc
2.537
C
CA
110
H
CA
CA
1_555
C
HOH
143
M
O
HOH
1_555
metalc
2.529
C
CA
110
H
CA
CA
1_555
C
HOH
157
M
O
HOH
1_555
metalc
2.419
C
CA
110
H
CA
CA
1_555
C
HOH
158
M
O
HOH
1_555
metalc
2.588
C
CA
110
H
CA
CA
1_555
C
HOH
162
M
O
HOH
1_555
HYDROLASE
RIBONUCLEASE, HYDROLASE
A
TYR
38
A
TYR
38
1
A
PRO
39
A
PRO
39
-0.12
A
SER
54
A
SER
54
1
A
PRO
55
A
PRO
55
0.62
B
TYR
38
B
TYR
38
1
B
PRO
39
B
PRO
39
0.00
B
SER
54
B
SER
54
1
B
PRO
55
B
PRO
55
-0.38
C
TYR
38
C
TYR
38
1
C
PRO
39
C
PRO
39
-0.34
C
SER
54
C
SER
54
1
C
PRO
55
C
PRO
55
-0.21
given
0.459790
0.886860
-0.045630
-0.883870
0.462000
0.073060
0.085870
0.006730
0.996280
-17.87701
18.95935
-27.22359
given
-0.614800
0.773970
0.151620
-0.780220
-0.624940
0.026430
0.115210
-0.102050
0.988080
-13.58070
47.96136
-51.07716
RNT1_ASPOR
UNP
1
P00651
27
130
1CH0
1
104
P00651
A
1
1
104
27
130
1CH0
1
104
P00651
B
1
1
104
27
130
1CH0
1
104
P00651
C
1
1
104
1
GLN
SEE REMARK 999
LYS
25
1CH0
A
P00651
UNP
51
25
2
GLN
SEE REMARK 999
LYS
25
1CH0
B
P00651
UNP
51
25
3
GLN
SEE REMARK 999
LYS
25
1CH0
C
P00651
UNP
51
25
1
LYS
engineered mutation
GLU
41
1CH0
A
P00651
UNP
67
41
2
LYS
engineered mutation
GLU
41
1CH0
B
P00651
UNP
67
41
3
LYS
engineered mutation
GLU
41
1CH0
C
P00651
UNP
67
41
1
TYR
engineered mutation
PHE
42
1CH0
A
P00651
UNP
68
42
2
TYR
engineered mutation
PHE
42
1CH0
B
P00651
UNP
68
42
3
TYR
engineered mutation
PHE
42
1CH0
C
P00651
UNP
68
42
1
ASN
engineered mutation
ARG
43
1CH0
A
P00651
UNP
69
43
2
ASN
engineered mutation
ARG
43
1CH0
B
P00651
UNP
69
43
3
ASN
engineered mutation
ARG
43
1CH0
C
P00651
UNP
69
43
1
TYR
engineered mutation
TRP
45
1CH0
A
P00651
UNP
71
45
2
TYR
engineered mutation
TRP
45
1CH0
B
P00651
UNP
71
45
3
TYR
engineered mutation
TRP
45
1CH0
C
P00651
UNP
71
45
1
GLU
engineered mutation
GLN
46
1CH0
A
P00651
UNP
72
46
2
GLU
engineered mutation
GLN
46
1CH0
B
P00651
UNP
72
46
3
GLU
engineered mutation
GLN
46
1CH0
C
P00651
UNP
72
46
2
3
2
3
2
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
TYR
4
A
TYR
4
A
CYS
6
A
CYS
6
A
ASN
9
A
ASN
9
A
TYR
11
A
TYR
11
A
TYR
56
A
TYR
56
A
PRO
60
A
PRO
60
A
ASP
76
A
ASP
76
A
ASN
81
A
ASN
81
A
LEU
86
A
LEU
86
A
THR
91
A
THR
91
B
TYR
4
B
TYR
4
B
CYS
6
B
CYS
6
B
ASN
9
B
ASN
9
B
TYR
11
B
TYR
11
B
TYR
56
B
TYR
56
B
PRO
60
B
PRO
60
B
ASP
76
B
ASP
76
B
ASN
81
B
ASN
81
B
LEU
86
B
LEU
86
B
THR
91
B
THR
91
C
TYR
4
C
TYR
4
C
CYS
6
C
CYS
6
C
ASN
9
C
ASN
9
C
TYR
11
C
TYR
11
C
HIS
40
C
HIS
40
C
PHE
42
C
PHE
42
C
TYR
56
C
TYR
56
C
PRO
60
C
PRO
60
C
ASP
76
C
ASP
76
C
ASN
81
C
ASN
81
C
LEU
86
C
LEU
86
C
THR
91
C
THR
91
BINDING SITE FOR RESIDUE CA A 107
A
CA
107
Software
7
BINDING SITE FOR RESIDUE CA B 108
B
CA
108
Software
2
BINDING SITE FOR RESIDUE CA C 109
C
CA
109
Software
7
BINDING SITE FOR RESIDUE CA C 110
C
CA
110
Software
7
BINDING SITE FOR RESIDUE CL C 111
C
CL
111
Software
6
BINDING SITE FOR RESIDUE 2GP A 105
A
2GP
105
Software
16
BINDING SITE FOR RESIDUE 2GP C 106
C
2GP
106
Software
25
A
GLU
58
A
GLU
58
7
1_555
A
2GP
105
E
2GP
7
1_555
A
HOH
116
K
HOH
7
1_555
A
HOH
117
K
HOH
7
1_555
A
HOH
118
K
HOH
7
1_555
A
HOH
119
K
HOH
7
1_555
A
HOH
130
K
HOH
7
1_555
B
GLU
58
B
GLU
58
2
1_555
B
HIS
92
B
HIS
92
2
1_555
C
ASN
36
C
ASN
36
7
1_555
C
2GP
106
J
2GP
7
1_555
C
CL
111
I
CL
7
1_555
C
HOH
122
M
HOH
7
1_555
C
HOH
123
M
HOH
7
1_555
C
HOH
124
M
HOH
7
1_555
C
HOH
128
M
HOH
7
1_555
A
THR
104
A
THR
104
7
3_555
C
ASN
36
C
ASN
36
7
1_555
C
2GP
106
J
2GP
7
1_555
C
HOH
143
M
HOH
7
1_555
C
HOH
157
M
HOH
7
1_555
C
HOH
158
M
HOH
7
1_555
C
HOH
162
M
HOH
7
1_555
A
ASN
83
A
ASN
83
6
2_565
C
TYR
38
C
TYR
38
6
1_555
C
GLU
58
C
GLU
58
6
1_555
C
ARG
77
C
ARG
77
6
1_555
C
HIS
92
C
HIS
92
6
1_555
C
CA
109
G
CA
6
1_555
A
ASN
36
A
ASN
36
16
1_555
A
HIS
40
A
HIS
40
16
1_555
A
GLU
41
A
GLU
41
16
1_555
A
PHE
42
A
PHE
42
16
1_555
A
ARG
43
A
ARG
43
16
1_555
A
ASN
44
A
ASN
44
16
1_555
A
TRP
45
A
TRP
45
16
1_555
A
ASN
98
A
ASN
98
16
1_555
A
PHE
100
A
PHE
100
16
1_555
A
CA
107
D
CA
16
1_555
A
HOH
117
K
HOH
16
1_555
A
HOH
119
K
HOH
16
1_555
A
HOH
130
K
HOH
16
1_555
A
HOH
132
K
HOH
16
1_555
A
HOH
133
K
HOH
16
1_555
A
HOH
162
K
HOH
16
1_555
A
THR
5
A
THR
5
25
3_555
A
SER
53
A
SER
53
25
2_565
A
THR
104
A
THR
104
25
3_555
A
HOH
128
K
HOH
25
2_565
C
ASN
36
C
ASN
36
25
1_555
C
HIS
40
C
HIS
40
25
1_555
C
GLU
41
C
GLU
41
25
1_555
C
PHE
42
C
PHE
42
25
1_555
C
ARG
43
C
ARG
43
25
1_555
C
ASN
44
C
ASN
44
25
1_555
C
TRP
45
C
TRP
45
25
1_555
C
ASN
98
C
ASN
98
25
1_555
C
PHE
100
C
PHE
100
25
1_555
C
CA
109
G
CA
25
1_555
C
CA
110
H
CA
25
1_555
C
HOH
116
M
HOH
25
1_555
C
HOH
123
M
HOH
25
1_555
C
HOH
124
M
HOH
25
1_555
C
HOH
132
M
HOH
25
1_555
C
HOH
136
M
HOH
25
1_555
C
HOH
138
M
HOH
25
1_555
C
HOH
143
M
HOH
25
1_555
C
HOH
148
M
HOH
25
1_555
C
HOH
158
M
HOH
25
1_555
C
HOH
164
M
HOH
25
1_555
19
P 21 21 21