0.027015
0.000000
0.000000
0.000000
0.024465
0.000000
0.000000
0.000000
0.011723
0.00000
0.00000
0.00000
Goedken, E.R.
Marqusee, S.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
37.016
40.874
85.305
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
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
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
N
Y
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
N
335
N
O
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
H
N
346
N
H
N
347
N
H
N
348
N
N
N
349
S
C
N
350
N
C
N
351
N
O
N
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
Y
357
N
C
Y
358
N
C
N
359
N
O
N
360
N
O
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
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
N
N
373
S
C
N
374
N
C
N
375
N
O
N
376
N
C
N
377
N
C
N
378
N
C
N
379
N
O
N
380
N
H
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
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
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
doub
N
329
N
sing
Y
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
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
doub
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
Y
345
N
doub
Y
346
N
sing
Y
347
N
sing
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
doub
N
352
N
sing
Y
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
sing
N
362
N
sing
N
363
N
sing
N
364
N
doub
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
314
863
871
10.1006/jmbi.2001.5184
11734003
Native-state energetics of a thermostabilized variant of ribonuclease HI.
2001
10.2210/pdb1jl1/pdb
pdb_00001jl1
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
1
CCD
2000-02-28
MARRESEARCH
SINGLE WAVELENGTH
M
x-ray
1
1.000
1.0
BL9-2
SSRL
1.000
SYNCHROTRON
SSRL BEAMLINE BL9-2
17482.795
RIBONUCLEASE HI
3.1.26.4
Asp10Ala, Cys13Ala, Cys63Ala, Cys133Ala
1
man
polymer
18.015
water
211
nat
water
no
no
MLKQVEIFTAGSALGNPGPGGYGAILRYRGREKTFSAGYTRTTNNRMELMAAIVALEALKEHAEVILSTDSQYVRQGITQ
WIHNWKKRGWKTADKKPVKNVDLWQRLDAALGQHQIKWEWVKGHAGHPENERADELARAAAMNPTLEDTGYQVEV
MLKQVEIFTAGSALGNPGPGGYGAILRYRGREKTFSAGYTRTTNNRMELMAAIVALEALKEHAEVILSTDSQYVRQGITQ
WIHNWKKRGWKTADKKPVKNVDLWQRLDAALGQHQIKWEWVKGHAGHPENERADELARAAAMNPTLEDTGYQVEV
A
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Escherichia
Escherichia
sample
562
Escherichia coli
562
Escherichia coli
1
1.85
33.34
VAPOR DIFFUSION, HANGING DROP
8.0
PEG-3350, Hepes, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K
295
database_2
struct_ref_seq_dif
chem_comp_atom
chem_comp_bond
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Database references
Data collection
Refinement description
1
0
2002-02-27
1
1
2008-04-27
1
2
2011-07-13
1
3
2021-10-27
1
4
2023-08-16
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
"Unmutated" cysteine-free variant of E. coli RNase HI
RCSB
Y
RCSB
2001-07-13
REL
HOH
water
1F21
PDB ENTRY 1F21
PDB
experimental model
WAT
1
2
HOH
HOH
156
A
WAT
2
2
HOH
HOH
157
A
WAT
3
2
HOH
HOH
158
A
WAT
4
2
HOH
HOH
159
A
WAT
5
2
HOH
HOH
160
A
WAT
6
2
HOH
HOH
161
A
WAT
7
2
HOH
HOH
162
A
WAT
8
2
HOH
HOH
163
A
WAT
9
2
HOH
HOH
164
A
WAT
10
2
HOH
HOH
165
A
WAT
11
2
HOH
HOH
166
A
WAT
12
2
HOH
HOH
167
A
WAT
13
2
HOH
HOH
168
A
WAT
14
2
HOH
HOH
169
A
WAT
15
2
HOH
HOH
170
A
WAT
16
2
HOH
HOH
171
A
WAT
17
2
HOH
HOH
172
A
WAT
18
2
HOH
HOH
173
A
WAT
19
2
HOH
HOH
174
A
WAT
20
2
HOH
HOH
175
A
WAT
21
2
HOH
HOH
176
A
WAT
22
2
HOH
HOH
177
A
WAT
23
2
HOH
HOH
178
A
WAT
24
2
HOH
HOH
179
A
WAT
25
2
HOH
HOH
180
A
WAT
26
2
HOH
HOH
181
A
WAT
27
2
HOH
HOH
182
A
WAT
28
2
HOH
HOH
183
A
WAT
29
2
HOH
HOH
184
A
WAT
30
2
HOH
HOH
185
A
WAT
31
2
HOH
HOH
186
A
WAT
32
2
HOH
HOH
187
A
WAT
33
2
HOH
HOH
188
A
WAT
34
2
HOH
HOH
189
A
WAT
35
2
HOH
HOH
190
A
WAT
36
2
HOH
HOH
191
A
WAT
37
2
HOH
HOH
192
A
WAT
38
2
HOH
HOH
193
A
WAT
39
2
HOH
HOH
194
A
WAT
40
2
HOH
HOH
195
A
WAT
41
2
HOH
HOH
196
A
WAT
42
2
HOH
HOH
197
A
WAT
43
2
HOH
HOH
198
A
WAT
44
2
HOH
HOH
199
A
WAT
45
2
HOH
HOH
200
A
WAT
46
2
HOH
HOH
201
A
WAT
47
2
HOH
HOH
202
A
WAT
48
2
HOH
HOH
203
A
WAT
49
2
HOH
HOH
204
A
WAT
50
2
HOH
HOH
205
A
WAT
51
2
HOH
HOH
206
A
WAT
52
2
HOH
HOH
207
A
WAT
53
2
HOH
HOH
208
A
WAT
54
2
HOH
HOH
209
A
WAT
55
2
HOH
HOH
210
A
WAT
56
2
HOH
HOH
211
A
WAT
57
2
HOH
HOH
212
A
WAT
58
2
HOH
HOH
213
A
WAT
59
2
HOH
HOH
214
A
WAT
60
2
HOH
HOH
215
A
WAT
61
2
HOH
HOH
216
A
WAT
62
2
HOH
HOH
217
A
WAT
63
2
HOH
HOH
218
A
WAT
64
2
HOH
HOH
219
A
WAT
65
2
HOH
HOH
220
A
WAT
66
2
HOH
HOH
221
A
WAT
67
2
HOH
HOH
222
A
WAT
68
2
HOH
HOH
223
A
WAT
69
2
HOH
HOH
224
A
WAT
70
2
HOH
HOH
225
A
WAT
71
2
HOH
HOH
226
A
WAT
72
2
HOH
HOH
227
A
WAT
73
2
HOH
HOH
228
A
WAT
74
2
HOH
HOH
229
A
WAT
75
2
HOH
HOH
230
A
WAT
76
2
HOH
HOH
231
A
WAT
77
2
HOH
HOH
232
A
WAT
78
2
HOH
HOH
233
A
WAT
79
2
HOH
HOH
234
A
WAT
80
2
HOH
HOH
235
A
WAT
81
2
HOH
HOH
236
A
WAT
82
2
HOH
HOH
237
A
WAT
83
2
HOH
HOH
238
A
WAT
84
2
HOH
HOH
239
A
WAT
85
2
HOH
HOH
240
A
WAT
86
2
HOH
HOH
241
A
WAT
87
2
HOH
HOH
242
A
WAT
88
2
HOH
HOH
243
A
WAT
89
2
HOH
HOH
244
A
WAT
90
2
HOH
HOH
245
A
WAT
91
2
HOH
HOH
246
A
WAT
92
2
HOH
HOH
247
A
WAT
93
2
HOH
HOH
248
A
WAT
94
2
HOH
HOH
249
A
WAT
95
2
HOH
HOH
250
A
WAT
96
2
HOH
HOH
251
A
WAT
97
2
HOH
HOH
252
A
WAT
98
2
HOH
HOH
253
A
WAT
99
2
HOH
HOH
254
A
WAT
100
2
HOH
HOH
255
A
WAT
101
2
HOH
HOH
256
A
WAT
102
2
HOH
HOH
257
A
WAT
103
2
HOH
HOH
258
A
WAT
104
2
HOH
HOH
259
A
WAT
105
2
HOH
HOH
260
A
WAT
106
2
HOH
HOH
261
A
WAT
107
2
HOH
HOH
262
A
WAT
108
2
HOH
HOH
263
A
WAT
109
2
HOH
HOH
264
A
WAT
110
2
HOH
HOH
265
A
WAT
111
2
HOH
HOH
266
A
WAT
112
2
HOH
HOH
267
A
WAT
113
2
HOH
HOH
268
A
WAT
114
2
HOH
HOH
269
A
WAT
115
2
HOH
HOH
270
A
WAT
116
2
HOH
HOH
271
A
WAT
117
2
HOH
HOH
272
A
WAT
118
2
HOH
HOH
273
A
WAT
119
2
HOH
HOH
274
A
WAT
120
2
HOH
HOH
275
A
WAT
121
2
HOH
HOH
276
A
WAT
122
2
HOH
HOH
277
A
WAT
123
2
HOH
HOH
278
A
WAT
124
2
HOH
HOH
279
A
WAT
125
2
HOH
HOH
280
A
WAT
126
2
HOH
HOH
281
A
WAT
127
2
HOH
HOH
282
A
WAT
128
2
HOH
HOH
283
A
WAT
129
2
HOH
HOH
284
A
WAT
130
2
HOH
HOH
285
A
WAT
131
2
HOH
HOH
286
A
WAT
132
2
HOH
HOH
287
A
WAT
133
2
HOH
HOH
288
A
WAT
134
2
HOH
HOH
289
A
WAT
135
2
HOH
HOH
290
A
WAT
136
2
HOH
HOH
291
A
WAT
137
2
HOH
HOH
292
A
WAT
138
2
HOH
HOH
293
A
WAT
139
2
HOH
HOH
294
A
WAT
140
2
HOH
HOH
295
A
WAT
141
2
HOH
HOH
296
A
WAT
142
2
HOH
HOH
297
A
WAT
143
2
HOH
HOH
298
A
WAT
144
2
HOH
HOH
299
A
WAT
145
2
HOH
HOH
300
A
WAT
146
2
HOH
HOH
301
A
WAT
147
2
HOH
HOH
302
A
WAT
148
2
HOH
HOH
303
A
WAT
149
2
HOH
HOH
304
A
WAT
150
2
HOH
HOH
305
A
WAT
151
2
HOH
HOH
306
A
WAT
152
2
HOH
HOH
307
A
WAT
153
2
HOH
HOH
308
A
WAT
154
2
HOH
HOH
309
A
WAT
155
2
HOH
HOH
310
A
WAT
156
2
HOH
HOH
311
A
WAT
157
2
HOH
HOH
312
A
WAT
158
2
HOH
HOH
313
A
WAT
159
2
HOH
HOH
314
A
WAT
160
2
HOH
HOH
315
A
WAT
161
2
HOH
HOH
316
A
WAT
162
2
HOH
HOH
317
A
WAT
163
2
HOH
HOH
318
A
WAT
164
2
HOH
HOH
319
A
WAT
165
2
HOH
HOH
320
A
WAT
166
2
HOH
HOH
321
A
WAT
167
2
HOH
HOH
322
A
WAT
168
2
HOH
HOH
323
A
WAT
169
2
HOH
HOH
324
A
WAT
170
2
HOH
HOH
325
A
WAT
171
2
HOH
HOH
326
A
WAT
172
2
HOH
HOH
327
A
WAT
173
2
HOH
HOH
328
A
WAT
174
2
HOH
HOH
329
A
WAT
175
2
HOH
HOH
330
A
WAT
176
2
HOH
HOH
331
A
WAT
177
2
HOH
HOH
332
A
WAT
178
2
HOH
HOH
333
A
WAT
179
2
HOH
HOH
334
A
WAT
180
2
HOH
HOH
335
A
WAT
181
2
HOH
HOH
336
A
WAT
182
2
HOH
HOH
337
A
WAT
183
2
HOH
HOH
338
A
WAT
184
2
HOH
HOH
339
A
WAT
185
2
HOH
HOH
340
A
WAT
186
2
HOH
HOH
341
A
WAT
187
2
HOH
HOH
342
A
WAT
188
2
HOH
HOH
343
A
WAT
189
2
HOH
HOH
344
A
WAT
190
2
HOH
HOH
345
A
WAT
191
2
HOH
HOH
346
A
WAT
192
2
HOH
HOH
347
A
WAT
193
2
HOH
HOH
348
A
WAT
194
2
HOH
HOH
349
A
WAT
195
2
HOH
HOH
350
A
WAT
196
2
HOH
HOH
351
A
WAT
197
2
HOH
HOH
352
A
WAT
198
2
HOH
HOH
353
A
WAT
199
2
HOH
HOH
354
A
WAT
200
2
HOH
HOH
355
A
WAT
201
2
HOH
HOH
356
A
WAT
202
2
HOH
HOH
357
A
WAT
203
2
HOH
HOH
358
A
WAT
204
2
HOH
HOH
359
A
WAT
205
2
HOH
HOH
360
A
WAT
206
2
HOH
HOH
361
A
WAT
207
2
HOH
HOH
362
A
WAT
208
2
HOH
HOH
363
A
WAT
209
2
HOH
HOH
364
A
WAT
210
2
HOH
HOH
365
A
WAT
211
2
HOH
HOH
366
A
n
1
1
A
n
2
2
A
LYS
3
n
3
LYS
3
A
GLN
4
n
4
GLN
4
A
VAL
5
n
5
VAL
5
A
GLU
6
n
6
GLU
6
A
ILE
7
n
7
ILE
7
A
PHE
8
n
8
PHE
8
A
THR
9
n
9
THR
9
A
ALA
10
n
10
ALA
10
A
GLY
11
n
11
GLY
11
A
SER
12
n
12
SER
12
A
ALA
13
n
13
ALA
13
A
LEU
14
n
14
LEU
14
A
GLY
15
n
15
GLY
15
A
ASN
16
n
16
ASN
16
A
PRO
17
n
17
PRO
17
A
GLY
18
n
18
GLY
18
A
PRO
19
n
19
PRO
19
A
GLY
20
n
20
GLY
20
A
GLY
21
n
21
GLY
21
A
TYR
22
n
22
TYR
22
A
GLY
23
n
23
GLY
23
A
ALA
24
n
24
ALA
24
A
ILE
25
n
25
ILE
25
A
LEU
26
n
26
LEU
26
A
ARG
27
n
27
ARG
27
A
TYR
28
n
28
TYR
28
A
ARG
29
n
29
ARG
29
A
GLY
30
n
30
GLY
30
A
ARG
31
n
31
ARG
31
A
GLU
32
n
32
GLU
32
A
LYS
33
n
33
LYS
33
A
THR
34
n
34
THR
34
A
PHE
35
n
35
PHE
35
A
SER
36
n
36
SER
36
A
ALA
37
n
37
ALA
37
A
GLY
38
n
38
GLY
38
A
TYR
39
n
39
TYR
39
A
THR
40
n
40
THR
40
A
ARG
41
n
41
ARG
41
A
THR
42
n
42
THR
42
A
THR
43
n
43
THR
43
A
ASN
44
n
44
ASN
44
A
ASN
45
n
45
ASN
45
A
ARG
46
n
46
ARG
46
A
MET
47
n
47
MET
47
A
GLU
48
n
48
GLU
48
A
LEU
49
n
49
LEU
49
A
MET
50
n
50
MET
50
A
ALA
51
n
51
ALA
51
A
ALA
52
n
52
ALA
52
A
ILE
53
n
53
ILE
53
A
VAL
54
n
54
VAL
54
A
ALA
55
n
55
ALA
55
A
LEU
56
n
56
LEU
56
A
GLU
57
n
57
GLU
57
A
ALA
58
n
58
ALA
58
A
LEU
59
n
59
LEU
59
A
LYS
60
n
60
LYS
60
A
GLU
61
n
61
GLU
61
A
HIS
62
n
62
HIS
62
A
ALA
63
n
63
ALA
63
A
GLU
64
n
64
GLU
64
A
VAL
65
n
65
VAL
65
A
ILE
66
n
66
ILE
66
A
LEU
67
n
67
LEU
67
A
SER
68
n
68
SER
68
A
THR
69
n
69
THR
69
A
ASP
70
n
70
ASP
70
A
SER
71
n
71
SER
71
A
GLN
72
n
72
GLN
72
A
TYR
73
n
73
TYR
73
A
VAL
74
n
74
VAL
74
A
ARG
75
n
75
ARG
75
A
GLN
76
n
76
GLN
76
A
GLY
77
n
77
GLY
77
A
ILE
78
n
78
ILE
78
A
THR
79
n
79
THR
79
A
GLN
80
n
80
GLN
80
A
TRP
81
n
81
TRP
81
A
ILE
82
n
82
ILE
82
A
HIS
83
n
83
HIS
83
A
ASN
84
n
84
ASN
84
A
TRP
85
n
85
TRP
85
A
LYS
86
n
86
LYS
86
A
LYS
87
n
87
LYS
87
A
ARG
88
n
88
ARG
88
A
GLY
89
n
89
GLY
89
A
TRP
90
n
90
TRP
90
A
LYS
91
n
91
LYS
91
A
THR
92
n
92
THR
92
A
ALA
93
n
93
ALA
93
A
ASP
94
n
94
ASP
94
A
LYS
95
n
95
LYS
95
A
LYS
96
n
96
LYS
96
A
PRO
97
n
97
PRO
97
A
VAL
98
n
98
VAL
98
A
LYS
99
n
99
LYS
99
A
ASN
100
n
100
ASN
100
A
VAL
101
n
101
VAL
101
A
ASP
102
n
102
ASP
102
A
LEU
103
n
103
LEU
103
A
TRP
104
n
104
TRP
104
A
GLN
105
n
105
GLN
105
A
ARG
106
n
106
ARG
106
A
LEU
107
n
107
LEU
107
A
ASP
108
n
108
ASP
108
A
ALA
109
n
109
ALA
109
A
ALA
110
n
110
ALA
110
A
LEU
111
n
111
LEU
111
A
GLY
112
n
112
GLY
112
A
GLN
113
n
113
GLN
113
A
HIS
114
n
114
HIS
114
A
GLN
115
n
115
GLN
115
A
ILE
116
n
116
ILE
116
A
LYS
117
n
117
LYS
117
A
TRP
118
n
118
TRP
118
A
GLU
119
n
119
GLU
119
A
TRP
120
n
120
TRP
120
A
VAL
121
n
121
VAL
121
A
LYS
122
n
122
LYS
122
A
GLY
123
n
123
GLY
123
A
HIS
124
n
124
HIS
124
A
ALA
125
n
125
ALA
125
A
GLY
126
n
126
GLY
126
A
HIS
127
n
127
HIS
127
A
PRO
128
n
128
PRO
128
A
GLU
129
n
129
GLU
129
A
ASN
130
n
130
ASN
130
A
GLU
131
n
131
GLU
131
A
ARG
132
n
132
ARG
132
A
ALA
133
n
133
ALA
133
A
ASP
134
n
134
ASP
134
A
GLU
135
n
135
GLU
135
A
LEU
136
n
136
LEU
136
A
ALA
137
n
137
ALA
137
A
ARG
138
n
138
ARG
138
A
ALA
139
n
139
ALA
139
A
ALA
140
n
140
ALA
140
A
ALA
141
n
141
ALA
141
A
MET
142
n
142
MET
142
A
ASN
143
n
143
ASN
143
A
PRO
144
n
144
PRO
144
A
THR
145
n
145
THR
145
A
LEU
146
n
146
LEU
146
A
GLU
147
n
147
GLU
147
A
ASP
148
n
148
ASP
148
A
THR
149
n
149
THR
149
A
GLY
150
n
150
GLY
150
A
TYR
151
n
151
TYR
151
A
GLN
152
n
152
GLN
152
A
VAL
153
n
153
VAL
153
A
GLU
154
n
154
GLU
154
A
n
155
155
A
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
N
THR
42
A
N
THR
42
A
O
GLY
18
A
O
GLY
18
A
N
ARG
27
A
N
ARG
27
A
O
GLU
6
A
O
GLU
6
A
N
VAL
5
A
N
VAL
5
A
O
GLU
64
A
O
GLU
64
A
N
VAL
65
A
N
VAL
65
A
O
GLN
115
A
O
GLN
115
1
A
MET
1
A
MET
1
1
Y
1
A
LEU
2
A
LEU
2
1
Y
1
A
VAL
155
A
VAL
155
1
Y
1
A
ASN
16
20.96
1
A
A
ASN
PRO
16
17
42.70
1
-12.97
2.10
120.10
107.13
A
A
A
CA
C
O
ASN
ASN
ASN
16
16
16
N
1
-9.43
1.40
111.50
102.07
A
A
A
CA
N
CD
PRO
PRO
PRO
17
17
17
N
1
8.34
1.10
102.60
110.94
A
A
A
N
CA
CB
PRO
PRO
PRO
17
17
17
N
1
3.61
0.50
120.30
123.91
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
27
27
27
N
0.2630000
0.2230000
1.3
20
2805
28223
28054
10.0
random
1
THROUGHOUT
MOLECULAR REPLACEMENT
PDB ENTRY 1F21
1.3
20
211
1419
0
0
1208
0.2630000
0.2230000
1.36
2805
28054
99.4
1.3
20
1JL1
28223
28054
0.0880000
1
99.4
1.30
1.36
97.2
phasing
AMoRE
refinement
REFMAC
data reduction
DENZO
data scaling
SCALEPACK
D10A E. coli ribonuclease HI
1
N
N
2
N
N
A
THR
43
A
THR
43
HELX_P
A
ALA
58
A
ALA
58
1
1
16
A
SER
71
A
SER
71
HELX_P
A
GLN
80
A
GLN
80
1
2
10
A
TRP
81
A
TRP
81
HELX_P
A
ARG
88
A
ARG
88
1
3
8
A
ASN
100
A
ASN
100
HELX_P
A
LEU
111
A
LEU
111
1
4
12
A
HIS
127
A
HIS
127
HELX_P
A
ASN
143
A
ASN
143
1
5
17
HYDROLASE
RNase HI, Protein stability, thermostability, hydrogen exchange, cooperativity, HYDROLASE
RNH_ECOLI
UNP
1
1
P0A7Y4
MLKQVEIFTDGSCLGNPGPGGYGAILRYRGREKTFSAGYTRTTNNRMELMAAIVALEALKEHCEVILSTDSQYVRQGITQ
WIHNWKKRGWKTADKKPVKNVDLWQRLDAALGQHQIKWEWVKGHAGHPENERCDELARAAAMNPTLEDTGYQVEV
1
155
1JL1
1
155
P0A7Y4
A
1
1
155
1
ASP
engineered mutation
ALA
10
1JL1
A
P0A7Y4
UNP
10
10
1
CYS
engineered mutation
ALA
13
1JL1
A
P0A7Y4
UNP
13
13
1
CYS
engineered mutation
ALA
63
1JL1
A
P0A7Y4
UNP
63
63
1
CYS
engineered mutation
ALA
133
1JL1
A
P0A7Y4
UNP
133
133
5
anti-parallel
anti-parallel
parallel
parallel
A
ARG
31
A
ARG
31
A
THR
42
A
THR
42
A
GLY
18
A
GLY
18
A
TYR
28
A
TYR
28
A
VAL
5
A
VAL
5
A
ALA
13
A
ALA
13
A
GLU
64
A
GLU
64
A
THR
69
A
THR
69
A
GLN
115
A
GLN
115
A
TRP
120
A
TRP
120
19
P 21 21 21