0.009601
0.005543
0.000000
0.000000
0.011086
0.000000
0.000000
0.000000
0.010206
0.00000
0.00000
0.00000
Brooks, B.E.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
12
90.00
90.00
120.00
104.157
104.157
97.982
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
C3 H5 N2 1
69.085
IMIDAZOLE
non-polymer
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
C23 H25 N2 1
329.458
MALACHITE GREEN
non-polymer
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
O4 S -2
96.063
SULFATE ION
non-polymer
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
Y
183
N
N
Y
184
N
C
Y
185
N
N
Y
186
N
C
Y
187
N
C
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
N
N
194
S
C
N
195
N
C
N
196
N
O
N
197
N
C
N
198
N
C
N
199
N
C
N
200
N
C
N
201
N
O
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
N
N
216
S
C
N
217
N
C
N
218
N
O
N
219
N
C
N
220
N
C
N
221
N
C
N
222
N
C
N
223
N
N
N
224
N
O
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
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
N
N
241
S
C
N
242
N
C
N
243
N
O
N
244
N
C
N
245
N
C
N
246
N
S
N
247
N
C
N
248
N
O
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
H
N
257
N
H
N
258
N
H
N
259
N
H
N
260
N
C
Y
261
N
C
Y
262
N
C
Y
263
N
C
Y
264
N
C
Y
265
N
C
Y
266
N
C
Y
267
N
C
Y
268
N
C
Y
269
N
C
Y
270
N
C
Y
271
N
C
Y
272
N
C
N
273
N
C
N
274
N
C
N
275
N
C
N
276
N
C
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
C
N
281
N
C
N
282
N
C
N
283
N
N
N
284
N
N
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
H
N
294
N
H
N
295
N
H
N
296
N
H
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
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
Y
315
N
C
Y
316
N
C
Y
317
N
C
Y
318
N
C
Y
319
N
C
Y
320
N
C
N
321
N
O
N
322
N
H
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
N
N
334
S
C
N
335
N
C
N
336
N
O
N
337
N
C
N
338
N
C
N
339
N
C
N
340
N
O
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
H
N
349
N
H
N
350
N
N
N
351
S
C
N
352
N
C
N
353
N
O
N
354
N
C
N
355
N
O
N
356
N
O
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
S
N
365
N
O
N
366
N
O
N
367
N
O
N
368
N
O
N
369
N
N
N
370
S
C
N
371
N
C
N
372
N
O
N
373
R
C
N
374
N
O
N
375
N
C
N
376
N
O
N
377
N
H
N
378
N
H
N
379
N
H
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
N
N
387
S
C
N
388
N
C
N
389
N
O
N
390
N
C
Y
391
N
C
Y
392
N
C
Y
393
N
C
Y
394
N
N
Y
395
N
C
Y
396
N
C
Y
397
N
C
Y
398
N
C
Y
399
N
C
N
400
N
O
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
411
N
H
N
412
N
H
N
413
N
N
N
414
S
C
N
415
N
C
N
416
N
O
N
417
N
C
Y
418
N
C
Y
419
N
C
Y
420
N
C
Y
421
N
C
Y
422
N
C
Y
423
N
C
N
424
N
O
N
425
N
O
N
426
N
H
N
427
N
H
N
428
N
H
N
429
N
H
N
430
N
H
N
431
N
H
N
432
N
H
N
433
N
H
N
434
N
H
N
435
N
H
N
436
N
H
N
437
N
N
N
438
S
C
N
439
N
C
N
440
N
O
N
441
N
C
N
442
N
C
N
443
N
C
N
444
N
O
N
445
N
H
N
446
N
H
N
447
N
H
N
448
N
H
N
449
N
H
N
450
N
H
N
451
N
H
N
452
N
H
N
453
N
H
N
454
N
H
N
455
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
Y
173
N
sing
Y
174
N
sing
N
175
N
sing
Y
176
N
doub
N
177
N
sing
Y
178
N
sing
N
179
N
sing
Y
180
N
doub
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
doub
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
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
doub
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
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
doub
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
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
doub
Y
250
N
doub
Y
251
N
sing
Y
252
N
sing
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
256
N
sing
N
257
N
sing
Y
258
N
doub
N
259
N
sing
N
260
N
sing
Y
261
N
doub
Y
262
N
sing
Y
263
N
sing
N
264
N
sing
Y
265
N
doub
N
266
N
sing
Y
267
N
sing
N
268
N
sing
Y
269
N
doub
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
doub
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
doub
N
280
N
doub
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
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
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
sing
N
305
N
doub
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
Y
310
N
doub
Y
311
N
sing
Y
312
N
sing
N
313
N
sing
Y
314
N
doub
N
315
N
sing
Y
316
N
doub
N
317
N
sing
Y
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
doub
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
sing
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
doub
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
doub
N
353
N
doub
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
doub
N
363
N
sing
N
364
N
sing
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
N
376
N
sing
N
377
N
sing
N
378
N
doub
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
Y
383
N
doub
Y
384
N
sing
Y
385
N
sing
N
386
N
sing
Y
387
N
doub
Y
388
N
sing
Y
389
N
sing
N
390
N
sing
Y
391
N
sing
Y
392
N
doub
N
393
N
sing
Y
394
N
doub
N
395
N
sing
Y
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
N
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
sing
N
406
N
doub
N
407
N
sing
N
408
N
sing
N
409
N
sing
N
410
N
sing
Y
411
N
doub
Y
412
N
sing
Y
413
N
sing
N
414
N
sing
Y
415
N
doub
N
416
N
sing
Y
417
N
doub
N
418
N
sing
Y
419
N
sing
N
420
N
sing
N
421
N
sing
N
422
N
sing
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
doub
N
431
N
sing
N
432
N
sing
N
433
N
sing
N
434
N
sing
N
435
N
sing
N
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
To be Published
0353
Formal electrostatic interactions do not govern QacR-cation affinity
10.2210/pdb3br0/pdb
pdb_00003br0
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
KOHZU: Double Crystal Si(111)
CCD
2005-08-08
ADSC QUANTUM 315
Double Crystal Si(111)
SINGLE WAVELENGTH
M
x-ray
1
1.0
1.0
8.2.2
ALS
1.0
SYNCHROTRON
ALS BEAMLINE 8.2.2
22939.936
HTH-type transcriptional regulator qacR
C72A,E120Q,K67S,C141S
2
man
polymer
96.063
SULFATE ION
12
syn
non-polymer
329.458
MALACHITE GREEN
1
syn
non-polymer
69.085
IMIDAZOLE
2
syn
non-polymer
18.015
water
83
nat
water
no
no
MNLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKSEQIKAKTNREKFY
LYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLQNKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIV
TFTHEQNINERIKLMNKFSQIFLNGLSKHHHHHH
MNLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKSEQIKAKTNREKFY
LYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLQNKYIDAYHVIFKEGNLNGEWSINDVNAVSKIAANAVNGIV
TFTHEQNINERIKLMNKFSQIFLNGLSKHHHHHH
B,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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Mu50
sample
700699
qacR
1280
Staphylococcus aureus
562
Escherichia coli
DH5-alpha
plasmid
pTTQ18
1
3.34
63.22
VAPOR DIFFUSION, HANGING DROP
4.6
1:1 10mg/mL protein with 2.3M Ammonium sulfate with 100mM Sodium Acetate pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 273K
273
database_2
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Database references
Derived calculations
Data collection
Refinement description
1
0
2008-12-23
1
1
2011-07-13
1
2
2021-10-20
1
3
2023-08-30
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Wildtype QacR with malachite green
Wildtype QacR with Rhodamine 6 G
Wildtype QacR with ethidium
Wildtype QacR with dequalinium
Malachite Green Bound to QacR(E90Q)
Dequalinium Bound to QacR(E90Q)
Dequalinium Bound to QacR(E120Q)
Ethidium Bound to QacR(E90Q)
Ethidium Bound to QacR(E1200Q)
Rhodamine 6G Bound to QacR(E90Q)
Rhodamine 6G Bound to QacR(E120Q)
RCSB
Y
RCSB
2007-12-20
REL
REL
SO4
SULFATE ION
MGR
MALACHITE GREEN
IMD
IMIDAZOLE
HOH
water
1JT6
PDB entry 1JT6
PDB
experimental model
SO4
500
2
SO4
SO4
500
B
SO4
501
2
SO4
SO4
501
B
SO4
502
2
SO4
SO4
502
B
SO4
504
2
SO4
SO4
504
B
SO4
509
2
SO4
SO4
509
B
SO4
510
2
SO4
SO4
510
B
SO4
512
2
SO4
SO4
512
B
MGR
200
3
MGR
MGR
200
A
IMD
401
4
IMD
IMD
401
A
IMD
402
4
IMD
IMD
402
A
SO4
505
2
SO4
SO4
505
A
SO4
506
2
SO4
SO4
506
A
SO4
507
2
SO4
SO4
507
A
SO4
508
2
SO4
SO4
508
A
SO4
511
2
SO4
SO4
511
A
HOH
1
5
HOH
HOH
513
B
HOH
15
5
HOH
HOH
514
B
HOH
16
5
HOH
HOH
515
B
HOH
17
5
HOH
HOH
516
B
HOH
18
5
HOH
HOH
517
B
HOH
22
5
HOH
HOH
518
B
HOH
26
5
HOH
HOH
519
B
HOH
27
5
HOH
HOH
520
B
HOH
29
5
HOH
HOH
521
B
HOH
31
5
HOH
HOH
522
B
HOH
33
5
HOH
HOH
523
B
HOH
46
5
HOH
HOH
524
B
HOH
48
5
HOH
HOH
525
B
HOH
50
5
HOH
HOH
526
B
HOH
52
5
HOH
HOH
527
B
HOH
70
5
HOH
HOH
528
B
HOH
71
5
HOH
HOH
529
B
HOH
72
5
HOH
HOH
530
B
HOH
73
5
HOH
HOH
531
B
HOH
74
5
HOH
HOH
532
B
HOH
77
5
HOH
HOH
533
B
HOH
81
5
HOH
HOH
534
B
HOH
82
5
HOH
HOH
535
B
HOH
83
5
HOH
HOH
536
B
HOH
84
5
HOH
HOH
537
B
HOH
85
5
HOH
HOH
538
B
HOH
86
5
HOH
HOH
539
B
HOH
89
5
HOH
HOH
540
B
HOH
90
5
HOH
HOH
541
B
HOH
91
5
HOH
HOH
542
B
HOH
95
5
HOH
HOH
543
B
HOH
96
5
HOH
HOH
544
B
HOH
97
5
HOH
HOH
545
B
HOH
98
5
HOH
HOH
546
B
HOH
2
5
HOH
HOH
512
A
HOH
3
5
HOH
HOH
513
A
HOH
4
5
HOH
HOH
514
A
HOH
5
5
HOH
HOH
515
A
HOH
6
5
HOH
HOH
516
A
HOH
7
5
HOH
HOH
517
A
HOH
8
5
HOH
HOH
518
A
HOH
9
5
HOH
HOH
519
A
HOH
10
5
HOH
HOH
520
A
HOH
11
5
HOH
HOH
521
A
HOH
12
5
HOH
HOH
522
A
HOH
13
5
HOH
HOH
523
A
HOH
14
5
HOH
HOH
524
A
HOH
19
5
HOH
HOH
525
A
HOH
20
5
HOH
HOH
526
A
HOH
21
5
HOH
HOH
527
A
HOH
23
5
HOH
HOH
528
A
HOH
24
5
HOH
HOH
529
A
HOH
25
5
HOH
HOH
530
A
HOH
28
5
HOH
HOH
531
A
HOH
30
5
HOH
HOH
532
A
HOH
32
5
HOH
HOH
533
A
HOH
35
5
HOH
HOH
534
A
HOH
36
5
HOH
HOH
535
A
HOH
38
5
HOH
HOH
536
A
HOH
39
5
HOH
HOH
537
A
HOH
40
5
HOH
HOH
538
A
HOH
41
5
HOH
HOH
539
A
HOH
42
5
HOH
HOH
540
A
HOH
44
5
HOH
HOH
541
A
HOH
55
5
HOH
HOH
542
A
HOH
56
5
HOH
HOH
543
A
HOH
57
5
HOH
HOH
544
A
HOH
58
5
HOH
HOH
545
A
HOH
59
5
HOH
HOH
546
A
HOH
60
5
HOH
HOH
547
A
HOH
61
5
HOH
HOH
548
A
HOH
62
5
HOH
HOH
549
A
HOH
63
5
HOH
HOH
550
A
HOH
64
5
HOH
HOH
551
A
HOH
65
5
HOH
HOH
552
A
HOH
66
5
HOH
HOH
553
A
HOH
67
5
HOH
HOH
554
A
HOH
87
5
HOH
HOH
555
A
HOH
88
5
HOH
HOH
556
A
HOH
92
5
HOH
HOH
557
A
HOH
93
5
HOH
HOH
558
A
HOH
94
5
HOH
HOH
559
A
HOH
99
5
HOH
HOH
560
A
n
1
1
B
n
2
2
B
n
3
3
B
LYS
4
n
4
LYS
4
B
ASP
5
n
5
ASP
5
B
LYS
6
n
6
LYS
6
B
ILE
7
n
7
ILE
7
B
LEU
8
n
8
LEU
8
B
GLY
9
n
9
GLY
9
B
VAL
10
n
10
VAL
10
B
ALA
11
n
11
ALA
11
B
LYS
12
n
12
LYS
12
B
GLU
13
n
13
GLU
13
B
LEU
14
n
14
LEU
14
B
PHE
15
n
15
PHE
15
B
ILE
16
n
16
ILE
16
B
LYS
17
n
17
LYS
17
B
ASN
18
n
18
ASN
18
B
GLY
19
n
19
GLY
19
B
TYR
20
n
20
TYR
20
B
ASN
21
n
21
ASN
21
B
ALA
22
n
22
ALA
22
B
THR
23
n
23
THR
23
B
THR
24
n
24
THR
24
B
THR
25
n
25
THR
25
B
GLY
26
n
26
GLY
26
B
GLU
27
n
27
GLU
27
B
ILE
28
n
28
ILE
28
B
VAL
29
n
29
VAL
29
B
LYS
30
n
30
LYS
30
B
LEU
31
n
31
LEU
31
B
SER
32
n
32
SER
32
B
GLU
33
n
33
GLU
33
B
SER
34
n
34
SER
34
B
SER
35
n
35
SER
35
B
LYS
36
n
36
LYS
36
B
GLY
37
n
37
GLY
37
B
ASN
38
n
38
ASN
38
B
LEU
39
n
39
LEU
39
B
TYR
40
n
40
TYR
40
B
TYR
41
n
41
TYR
41
B
HIS
42
n
42
HIS
42
B
PHE
43
n
43
PHE
43
B
LYS
44
n
44
LYS
44
B
THR
45
n
45
THR
45
B
LYS
46
n
46
LYS
46
B
GLU
47
n
47
GLU
47
B
ASN
48
n
48
ASN
48
B
LEU
49
n
49
LEU
49
B
PHE
50
n
50
PHE
50
B
LEU
51
n
51
LEU
51
B
GLU
52
n
52
GLU
52
B
ILE
53
n
53
ILE
53
B
LEU
54
n
54
LEU
54
B
ASN
55
n
55
ASN
55
B
ILE
56
n
56
ILE
56
B
GLU
57
n
57
GLU
57
B
GLU
58
n
58
GLU
58
B
SER
59
n
59
SER
59
B
LYS
60
n
60
LYS
60
B
TRP
61
n
61
TRP
61
B
GLN
62
n
62
GLN
62
B
GLU
63
n
63
GLU
63
B
GLN
64
n
64
GLN
64
B
TRP
65
n
65
TRP
65
B
LYS
66
n
66
LYS
66
B
SER
67
n
67
SER
67
B
GLU
68
n
68
GLU
68
B
GLN
69
n
69
GLN
69
B
ILE
70
n
70
ILE
70
B
LYS
71
n
71
LYS
71
B
ALA
72
n
72
ALA
72
B
LYS
73
n
73
LYS
73
B
THR
74
n
74
THR
74
B
ASN
75
n
75
ASN
75
B
ARG
76
n
76
ARG
76
B
GLU
77
n
77
GLU
77
B
LYS
78
n
78
LYS
78
B
PHE
79
n
79
PHE
79
B
TYR
80
n
80
TYR
80
B
LEU
81
n
81
LEU
81
B
TYR
82
n
82
TYR
82
B
ASN
83
n
83
ASN
83
B
GLU
84
n
84
GLU
84
B
LEU
85
n
85
LEU
85
B
SER
86
n
86
SER
86
B
LEU
87
n
87
LEU
87
B
THR
88
n
88
THR
88
B
THR
89
n
89
THR
89
B
GLU
90
n
90
GLU
90
B
TYR
91
n
91
TYR
91
B
TYR
92
n
92
TYR
92
B
TYR
93
n
93
TYR
93
B
PRO
94
n
94
PRO
94
B
LEU
95
n
95
LEU
95
B
GLN
96
n
96
GLN
96
B
ASN
97
n
97
ASN
97
B
ALA
98
n
98
ALA
98
B
ILE
99
n
99
ILE
99
B
ILE
100
n
100
ILE
100
B
GLU
101
n
101
GLU
101
B
PHE
102
n
102
PHE
102
B
TYR
103
n
103
TYR
103
B
THR
104
n
104
THR
104
B
GLU
105
n
105
GLU
105
B
TYR
106
n
106
TYR
106
B
TYR
107
n
107
TYR
107
B
LYS
108
n
108
LYS
108
B
THR
109
n
109
THR
109
B
ASN
110
n
110
ASN
110
B
SER
111
n
111
SER
111
B
ILE
112
n
112
ILE
112
B
ASN
113
n
113
ASN
113
B
GLU
114
n
114
GLU
114
B
LYS
115
n
115
LYS
115
B
MET
116
n
116
MET
116
B
ASN
117
n
117
ASN
117
B
LYS
118
n
118
LYS
118
B
LEU
119
n
119
LEU
119
B
GLN
120
n
120
GLN
120
B
ASN
121
n
121
ASN
121
B
LYS
122
n
122
LYS
122
B
TYR
123
n
123
TYR
123
B
ILE
124
n
124
ILE
124
B
ASP
125
n
125
ASP
125
B
ALA
126
n
126
ALA
126
B
TYR
127
n
127
TYR
127
B
HIS
128
n
128
HIS
128
B
VAL
129
n
129
VAL
129
B
ILE
130
n
130
ILE
130
B
PHE
131
n
131
PHE
131
B
LYS
132
n
132
LYS
132
B
GLU
133
n
133
GLU
133
B
GLY
134
n
134
GLY
134
B
ASN
135
n
135
ASN
135
B
LEU
136
n
136
LEU
136
B
ASN
137
n
137
ASN
137
B
GLY
138
n
138
GLY
138
B
GLU
139
n
139
GLU
139
B
TRP
140
n
140
TRP
140
B
SER
141
n
141
SER
141
B
ILE
142
n
142
ILE
142
B
ASN
143
n
143
ASN
143
B
ASP
144
n
144
ASP
144
B
VAL
145
n
145
VAL
145
B
ASN
146
n
146
ASN
146
B
ALA
147
n
147
ALA
147
B
VAL
148
n
148
VAL
148
B
SER
149
n
149
SER
149
B
LYS
150
n
150
LYS
150
B
ILE
151
n
151
ILE
151
B
ALA
152
n
152
ALA
152
B
ALA
153
n
153
ALA
153
B
ASN
154
n
154
ASN
154
B
ALA
155
n
155
ALA
155
B
VAL
156
n
156
VAL
156
B
ASN
157
n
157
ASN
157
B
GLY
158
n
158
GLY
158
B
ILE
159
n
159
ILE
159
B
VAL
160
n
160
VAL
160
B
THR
161
n
161
THR
161
B
PHE
162
n
162
PHE
162
B
THR
163
n
163
THR
163
B
HIS
164
n
164
HIS
164
B
GLU
165
n
165
GLU
165
B
GLN
166
n
166
GLN
166
B
ASN
167
n
167
ASN
167
B
ILE
168
n
168
ILE
168
B
ASN
169
n
169
ASN
169
B
GLU
170
n
170
GLU
170
B
ARG
171
n
171
ARG
171
B
ILE
172
n
172
ILE
172
B
LYS
173
n
173
LYS
173
B
LEU
174
n
174
LEU
174
B
MET
175
n
175
MET
175
B
ASN
176
n
176
ASN
176
B
LYS
177
n
177
LYS
177
B
PHE
178
n
178
PHE
178
B
SER
179
n
179
SER
179
B
GLN
180
n
180
GLN
180
B
ILE
181
n
181
ILE
181
B
PHE
182
n
182
PHE
182
B
LEU
183
n
183
LEU
183
B
ASN
184
n
184
ASN
184
B
GLY
185
n
185
GLY
185
B
LEU
186
n
186
LEU
186
B
SER
187
n
187
SER
187
B
n
188
188
B
n
189
189
B
n
190
190
B
n
191
191
B
n
192
192
B
n
193
193
B
n
194
194
B
n
1
1
A
ASN
2
n
2
ASN
2
A
LEU
3
n
3
LEU
3
A
LYS
4
n
4
LYS
4
A
ASP
5
n
5
ASP
5
A
LYS
6
n
6
LYS
6
A
ILE
7
n
7
ILE
7
A
LEU
8
n
8
LEU
8
A
GLY
9
n
9
GLY
9
A
VAL
10
n
10
VAL
10
A
ALA
11
n
11
ALA
11
A
LYS
12
n
12
LYS
12
A
GLU
13
n
13
GLU
13
A
LEU
14
n
14
LEU
14
A
PHE
15
n
15
PHE
15
A
ILE
16
n
16
ILE
16
A
LYS
17
n
17
LYS
17
A
ASN
18
n
18
ASN
18
A
GLY
19
n
19
GLY
19
A
TYR
20
n
20
TYR
20
A
ASN
21
n
21
ASN
21
A
ALA
22
n
22
ALA
22
A
THR
23
n
23
THR
23
A
THR
24
n
24
THR
24
A
THR
25
n
25
THR
25
A
GLY
26
n
26
GLY
26
A
GLU
27
n
27
GLU
27
A
ILE
28
n
28
ILE
28
A
VAL
29
n
29
VAL
29
A
LYS
30
n
30
LYS
30
A
LEU
31
n
31
LEU
31
A
SER
32
n
32
SER
32
A
GLU
33
n
33
GLU
33
A
SER
34
n
34
SER
34
A
SER
35
n
35
SER
35
A
LYS
36
n
36
LYS
36
A
GLY
37
n
37
GLY
37
A
ASN
38
n
38
ASN
38
A
LEU
39
n
39
LEU
39
A
TYR
40
n
40
TYR
40
A
TYR
41
n
41
TYR
41
A
HIS
42
n
42
HIS
42
A
PHE
43
n
43
PHE
43
A
LYS
44
n
44
LYS
44
A
THR
45
n
45
THR
45
A
LYS
46
n
46
LYS
46
A
GLU
47
n
47
GLU
47
A
ASN
48
n
48
ASN
48
A
LEU
49
n
49
LEU
49
A
PHE
50
n
50
PHE
50
A
LEU
51
n
51
LEU
51
A
GLU
52
n
52
GLU
52
A
ILE
53
n
53
ILE
53
A
LEU
54
n
54
LEU
54
A
ASN
55
n
55
ASN
55
A
ILE
56
n
56
ILE
56
A
GLU
57
n
57
GLU
57
A
GLU
58
n
58
GLU
58
A
SER
59
n
59
SER
59
A
LYS
60
n
60
LYS
60
A
TRP
61
n
61
TRP
61
A
GLN
62
n
62
GLN
62
A
GLU
63
n
63
GLU
63
A
GLN
64
n
64
GLN
64
A
TRP
65
n
65
TRP
65
A
LYS
66
n
66
LYS
66
A
SER
67
n
67
SER
67
A
GLU
68
n
68
GLU
68
A
GLN
69
n
69
GLN
69
A
ILE
70
n
70
ILE
70
A
LYS
71
n
71
LYS
71
A
ALA
72
n
72
ALA
72
A
LYS
73
n
73
LYS
73
A
THR
74
n
74
THR
74
A
ASN
75
n
75
ASN
75
A
ARG
76
n
76
ARG
76
A
GLU
77
n
77
GLU
77
A
LYS
78
n
78
LYS
78
A
PHE
79
n
79
PHE
79
A
TYR
80
n
80
TYR
80
A
LEU
81
n
81
LEU
81
A
TYR
82
n
82
TYR
82
A
ASN
83
n
83
ASN
83
A
GLU
84
n
84
GLU
84
A
LEU
85
n
85
LEU
85
A
SER
86
n
86
SER
86
A
LEU
87
n
87
LEU
87
A
THR
88
n
88
THR
88
A
THR
89
n
89
THR
89
A
GLU
90
n
90
GLU
90
A
TYR
91
n
91
TYR
91
A
TYR
92
n
92
TYR
92
A
TYR
93
n
93
TYR
93
A
PRO
94
n
94
PRO
94
A
LEU
95
n
95
LEU
95
A
GLN
96
n
96
GLN
96
A
ASN
97
n
97
ASN
97
A
ALA
98
n
98
ALA
98
A
ILE
99
n
99
ILE
99
A
ILE
100
n
100
ILE
100
A
GLU
101
n
101
GLU
101
A
PHE
102
n
102
PHE
102
A
TYR
103
n
103
TYR
103
A
THR
104
n
104
THR
104
A
GLU
105
n
105
GLU
105
A
TYR
106
n
106
TYR
106
A
TYR
107
n
107
TYR
107
A
LYS
108
n
108
LYS
108
A
THR
109
n
109
THR
109
A
ASN
110
n
110
ASN
110
A
SER
111
n
111
SER
111
A
ILE
112
n
112
ILE
112
A
ASN
113
n
113
ASN
113
A
GLU
114
n
114
GLU
114
A
LYS
115
n
115
LYS
115
A
MET
116
n
116
MET
116
A
ASN
117
n
117
ASN
117
A
LYS
118
n
118
LYS
118
A
LEU
119
n
119
LEU
119
A
GLN
120
n
120
GLN
120
A
ASN
121
n
121
ASN
121
A
LYS
122
n
122
LYS
122
A
TYR
123
n
123
TYR
123
A
ILE
124
n
124
ILE
124
A
ASP
125
n
125
ASP
125
A
ALA
126
n
126
ALA
126
A
TYR
127
n
127
TYR
127
A
HIS
128
n
128
HIS
128
A
VAL
129
n
129
VAL
129
A
ILE
130
n
130
ILE
130
A
PHE
131
n
131
PHE
131
A
LYS
132
n
132
LYS
132
A
GLU
133
n
133
GLU
133
A
GLY
134
n
134
GLY
134
A
ASN
135
n
135
ASN
135
A
LEU
136
n
136
LEU
136
A
ASN
137
n
137
ASN
137
A
GLY
138
n
138
GLY
138
A
GLU
139
n
139
GLU
139
A
TRP
140
n
140
TRP
140
A
SER
141
n
141
SER
141
A
ILE
142
n
142
ILE
142
A
ASN
143
n
143
ASN
143
A
ASP
144
n
144
ASP
144
A
VAL
145
n
145
VAL
145
A
ASN
146
n
146
ASN
146
A
ALA
147
n
147
ALA
147
A
VAL
148
n
148
VAL
148
A
SER
149
n
149
SER
149
A
LYS
150
n
150
LYS
150
A
ILE
151
n
151
ILE
151
A
ALA
152
n
152
ALA
152
A
ALA
153
n
153
ALA
153
A
ASN
154
n
154
ASN
154
A
ALA
155
n
155
ALA
155
A
VAL
156
n
156
VAL
156
A
ASN
157
n
157
ASN
157
A
GLY
158
n
158
GLY
158
A
ILE
159
n
159
ILE
159
A
VAL
160
n
160
VAL
160
A
THR
161
n
161
THR
161
A
PHE
162
n
162
PHE
162
A
THR
163
n
163
THR
163
A
HIS
164
n
164
HIS
164
A
GLU
165
n
165
GLU
165
A
GLN
166
n
166
GLN
166
A
ASN
167
n
167
ASN
167
A
ILE
168
n
168
ILE
168
A
ASN
169
n
169
ASN
169
A
GLU
170
n
170
GLU
170
A
ARG
171
n
171
ARG
171
A
ILE
172
n
172
ILE
172
A
LYS
173
n
173
LYS
173
A
LEU
174
n
174
LEU
174
A
MET
175
n
175
MET
175
A
ASN
176
n
176
ASN
176
A
LYS
177
n
177
LYS
177
A
PHE
178
n
178
PHE
178
A
SER
179
n
179
SER
179
A
GLN
180
n
180
GLN
180
A
ILE
181
n
181
ILE
181
A
PHE
182
n
182
PHE
182
A
LEU
183
n
183
LEU
183
A
ASN
184
n
184
ASN
184
A
GLY
185
n
185
GLY
185
A
LEU
186
n
186
LEU
186
A
SER
187
n
187
SER
187
A
n
188
188
A
n
189
189
A
n
190
190
A
n
191
191
A
n
192
192
A
n
193
193
A
n
194
194
A
author_defined_assembly
2
dimeric
software_defined_assembly
PISA
4
tetrameric
16170
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
4_665
-x+1,-y+1,z
crystal symmetry operation
52.0785000000
90.2026079820
0.0000000000
1
B
CG
LYS
6
A
CG
LYS
6
1
Y
1
B
CD
LYS
6
A
CD
LYS
6
1
Y
1
B
CE
LYS
6
A
CE
LYS
6
1
Y
1
B
NZ
LYS
6
A
NZ
LYS
6
1
Y
1
B
CG
LYS
36
A
CG
LYS
36
1
Y
1
B
CD
LYS
36
A
CD
LYS
36
1
Y
1
B
CE
LYS
36
A
CE
LYS
36
1
Y
1
B
NZ
LYS
36
A
NZ
LYS
36
1
Y
1
B
CG
TYR
41
A
CG
TYR
41
1
Y
1
B
CD1
TYR
41
A
CD1
TYR
41
1
Y
1
B
CD2
TYR
41
A
CD2
TYR
41
1
Y
1
B
CE1
TYR
41
A
CE1
TYR
41
1
Y
1
B
CE2
TYR
41
A
CE2
TYR
41
1
Y
1
B
CZ
TYR
41
A
CZ
TYR
41
1
Y
1
B
OH
TYR
41
A
OH
TYR
41
1
Y
1
B
CD
LYS
66
A
CD
LYS
66
1
Y
1
B
CE
LYS
66
A
CE
LYS
66
1
Y
1
B
NZ
LYS
66
A
NZ
LYS
66
1
Y
1
B
CG
GLU
114
A
CG
GLU
114
1
Y
1
B
CD
GLU
114
A
CD
GLU
114
1
Y
1
B
OE1
GLU
114
A
OE1
GLU
114
1
Y
1
B
OE2
GLU
114
A
OE2
GLU
114
1
Y
1
B
CG
LYS
115
A
CG
LYS
115
1
Y
1
B
CD
LYS
115
A
CD
LYS
115
1
Y
1
B
CE
LYS
115
A
CE
LYS
115
1
Y
1
B
NZ
LYS
115
A
NZ
LYS
115
1
Y
1
A
CG
GLU
114
B
CG
GLU
114
1
Y
1
A
CD
GLU
114
B
CD
GLU
114
1
Y
1
A
OE1
GLU
114
B
OE1
GLU
114
1
Y
1
A
OE2
GLU
114
B
OE2
GLU
114
1
Y
1
A
CG
GLU
165
B
CG
GLU
165
1
Y
1
A
CD
GLU
165
B
CD
GLU
165
1
Y
1
A
OE1
GLU
165
B
OE1
GLU
165
1
Y
1
A
OE2
GLU
165
B
OE2
GLU
165
1
Y
1
A
CG
GLN
166
B
CG
GLN
166
1
Y
1
A
CD
GLN
166
B
CD
GLN
166
1
Y
1
A
OE1
GLN
166
B
OE1
GLN
166
1
Y
1
A
NE2
GLN
166
B
NE2
GLN
166
1
Y
1
A
CD
LYS
173
B
CD
LYS
173
1
Y
1
A
CE
LYS
173
B
CE
LYS
173
1
Y
1
A
NZ
LYS
173
B
NZ
LYS
173
1
Y
1
B
MET
1
A
MET
1
1
Y
1
B
ASN
2
A
ASN
2
1
Y
1
B
LEU
3
A
LEU
3
1
Y
1
B
LYS
188
A
LYS
188
1
Y
1
B
HIS
189
A
HIS
189
1
Y
1
B
HIS
190
A
HIS
190
1
Y
1
B
HIS
191
A
HIS
191
1
Y
1
B
HIS
192
A
HIS
192
1
Y
1
B
HIS
193
A
HIS
193
1
Y
1
B
HIS
194
A
HIS
194
1
Y
1
A
MET
1
B
MET
1
1
Y
1
A
LYS
188
B
LYS
188
1
Y
1
A
HIS
189
B
HIS
189
1
Y
1
A
HIS
190
B
HIS
190
1
Y
1
A
HIS
191
B
HIS
191
1
Y
1
A
HIS
192
B
HIS
192
1
Y
1
A
HIS
193
B
HIS
193
1
Y
1
A
HIS
194
B
HIS
194
1
Y
1
A
A
NZ
O
LYS
HOH
17
535
2.13
1_555
4_665
1
B
TYR
41
94.99
-60.51
1
B
LYS
44
66.60
-76.07
1
B
TYR
92
77.94
-59.43
1
B
THR
104
-81.18
35.86
1
B
GLU
105
-143.53
-55.00
1
B
TYR
106
-97.29
34.72
1
B
THR
109
-55.21
91.60
1
B
TRP
140
178.57
168.57
1
A
SER
34
-137.74
-154.97
1
A
LYS
44
60.50
-61.42
1
A
GLU
165
-63.68
76.00
1
A
GLN
166
-67.96
-160.84
1
A
ASN
167
71.63
113.05
40.946
-0.40
-0.20
0.00
-0.40
0.00
0.60
0.937
0.915
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.26090
0.21361
0.21601
0.21601
2.42
35.69
1175
21890
21722
5.1
99.23
7.933
0.186
RANDOM
1
THROUGHOUT
0
0
MOLECULAR REPLACEMENT
0.317
0.248
0.80
0.80
1.40
PDB entry 1JT6
Engh & Huber
MASK
0.2
0.3
2.42
35.69
83
3209
95
0
3031
0.010
0.022
3177
0.001
0.020
2070
1.056
1.965
4294
0.827
3.000
5072
5.193
5.000
368
39.082
26.013
158
15.122
15.000
568
31.243
15.000
4
0.062
0.200
457
0.004
0.020
3455
0.001
0.020
637
0.201
0.200
761
0.172
0.200
2045
0.185
0.200
1561
0.086
0.200
1522
0.157
0.200
100
0.212
0.200
11
0.127
0.200
26
0.335
0.200
7
1.234
2.000
2006
0.131
2.000
752
2.148
4.000
2956
1.952
4.000
1575
2.732
6.000
1338
0.335
0.252
2.483
80
1600
20
99.82
48.870
2.4
35.7
3BR0
23093
23093
0
1.7
.085
1
6.1
7.2
100
2.4
2.55
1.7
3362
0.435
7.4
100
refinement
REFMAC
5.2.0019
data collection
BOS
data reduction
MOSFLM
data scaling
SCALA
phasing
MOLREP
Crystal Structure of the Complex of Malachite Green Bound to QacR(E120Q), a Mutant of a Multidrug Binding Transcriptional Repressor
1
N
N
1
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
3
N
N
4
N
N
4
N
N
2
N
N
2
N
N
2
N
N
2
N
N
2
N
N
5
N
N
5
N
N
B
LYS
4
A
LYS
4
HELX_P
B
GLY
19
A
GLY
19
1
1
16
B
THR
24
A
THR
24
HELX_P
B
SER
32
A
SER
32
1
2
9
B
SER
35
A
SER
35
HELX_P
B
PHE
43
A
PHE
43
1
3
9
B
THR
45
A
THR
45
HELX_P
B
GLN
69
A
GLN
69
1
4
25
B
ILE
70
A
ILE
70
HELX_P
B
ALA
72
A
ALA
72
5
5
3
B
THR
74
A
THR
74
HELX_P
B
THR
89
A
THR
89
1
6
16
B
TYR
92
A
TYR
92
HELX_P
B
PRO
94
A
PRO
94
5
7
3
B
LEU
95
A
LEU
95
HELX_P
B
THR
104
A
THR
104
1
8
10
B
THR
109
A
THR
109
HELX_P
B
ASN
137
A
ASN
137
1
9
29
B
ASP
144
A
ASP
144
HELX_P
B
PHE
162
A
PHE
162
1
10
19
B
ASN
167
A
ASN
167
HELX_P
B
SER
187
A
SER
187
1
11
21
A
ASN
2
B
ASN
2
HELX_P
A
THR
23
B
THR
23
1
12
22
A
THR
24
B
THR
24
HELX_P
A
GLU
33
B
GLU
33
1
13
10
A
SER
35
B
SER
35
HELX_P
A
LYS
44
B
LYS
44
1
14
10
A
THR
45
B
THR
45
HELX_P
A
GLN
69
B
GLN
69
1
15
25
A
ILE
70
B
ILE
70
HELX_P
A
ALA
72
B
ALA
72
5
16
3
A
THR
74
B
THR
74
HELX_P
A
TYR
93
B
TYR
93
1
17
20
A
LEU
95
B
LEU
95
HELX_P
A
TYR
107
B
TYR
107
1
18
13
A
THR
109
B
THR
109
HELX_P
A
ASN
137
B
ASN
137
1
19
29
A
ASP
144
B
ASP
144
HELX_P
A
THR
163
B
THR
163
1
20
20
A
ASN
167
B
ASN
167
HELX_P
A
LEU
186
B
LEU
186
1
21
20
TRANSCRIPTION
QacR, multidrug resistance, TetR, malachite green, DNA-binding, Plasmid, Repressor, Transcription, Transcription regulation
QACR_STAAM
UNP
1
1
P0A0N3
MNLKDKILGVAKELFIKNGYNATTTGEIVKLSESSKGNLYYHFKTKENLFLEILNIEESKWQEQWKKEQIKCKTNREKFY
LYNELSLTTEYYYPLQNAIIEFYTEYYKTNSINEKMNKLENKYIDAYHVIFKEGNLNGEWCINDVNAVSKIAANAVNGIV
TFTHEQNINERIKLMNKFSQIFLNGLSK
1
188
3BR0
1
188
P0A0N3
B
1
1
188
1
188
3BR0
1
188
P0A0N3
A
1
1
188
1
LYS
engineered mutation
SER
67
3BR0
B
P0A0N3
UNP
67
67
1
CYS
engineered mutation
ALA
72
3BR0
B
P0A0N3
UNP
72
72
1
GLU
engineered mutation
GLN
120
3BR0
B
P0A0N3
UNP
120
120
1
CYS
engineered mutation
SER
141
3BR0
B
P0A0N3
UNP
141
141
1
expression tag
HIS
189
3BR0
B
P0A0N3
UNP
189
1
expression tag
HIS
190
3BR0
B
P0A0N3
UNP
190
1
expression tag
HIS
191
3BR0
B
P0A0N3
UNP
191
1
expression tag
HIS
192
3BR0
B
P0A0N3
UNP
192
1
expression tag
HIS
193
3BR0
B
P0A0N3
UNP
193
1
expression tag
HIS
194
3BR0
B
P0A0N3
UNP
194
2
LYS
engineered mutation
SER
67
3BR0
A
P0A0N3
UNP
67
67
2
CYS
engineered mutation
ALA
72
3BR0
A
P0A0N3
UNP
72
72
2
GLU
engineered mutation
GLN
120
3BR0
A
P0A0N3
UNP
120
120
2
CYS
engineered mutation
SER
141
3BR0
A
P0A0N3
UNP
141
141
2
expression tag
HIS
189
3BR0
A
P0A0N3
UNP
189
2
expression tag
HIS
190
3BR0
A
P0A0N3
UNP
190
2
expression tag
HIS
191
3BR0
A
P0A0N3
UNP
191
2
expression tag
HIS
192
3BR0
A
P0A0N3
UNP
192
2
expression tag
HIS
193
3BR0
A
P0A0N3
UNP
193
2
expression tag
HIS
194
3BR0
A
P0A0N3
UNP
194
BINDING SITE FOR RESIDUE SO4 B 500
B
SO4
500
Software
6
BINDING SITE FOR RESIDUE SO4 B 501
B
SO4
501
Software
5
BINDING SITE FOR RESIDUE SO4 B 502
B
SO4
502
Software
2
BINDING SITE FOR RESIDUE SO4 B 504
B
SO4
504
Software
4
BINDING SITE FOR RESIDUE SO4 A 505
A
SO4
505
Software
4
BINDING SITE FOR RESIDUE SO4 A 506
A
SO4
506
Software
3
BINDING SITE FOR RESIDUE SO4 A 507
A
SO4
507
Software
3
BINDING SITE FOR RESIDUE SO4 A 508
A
SO4
508
Software
2
BINDING SITE FOR RESIDUE SO4 B 509
B
SO4
509
Software
3
BINDING SITE FOR RESIDUE SO4 B 510
B
SO4
510
Software
3
BINDING SITE FOR RESIDUE SO4 A 511
A
SO4
511
Software
4
BINDING SITE FOR RESIDUE SO4 B 512
B
SO4
512
Software
3
BINDING SITE FOR RESIDUE MGR A 200
A
MGR
200
Software
8
BINDING SITE FOR RESIDUE IMD A 401
A
IMD
401
Software
5
BINDING SITE FOR RESIDUE IMD A 402
A
IMD
402
Software
3
B
ARG
76
A
ARG
76
6
1_555
B
TYR
80
A
TYR
80
6
1_555
B
GLN
180
A
GLN
180
6
1_555
B
HOH
540
R
HOH
6
1_555
B
HOH
542
R
HOH
6
1_555
B
HOH
546
R
HOH
6
1_555
A
LYS
30
B
LYS
30
5
2_654
A
GLU
33
B
GLU
33
5
2_654
A
HOH
528
S
HOH
5
2_654
B
GLU
90
A
GLU
90
5
1_555
B
HOH
524
R
HOH
5
1_555
B
HIS
128
A
HIS
128
2
1_555
B
LYS
132
A
LYS
132
2
1_555
A
LYS
177
B
LYS
177
4
1_555
B
ILE
142
A
ILE
142
4
1_555
B
ASN
143
A
ASN
143
4
1_555
B
ASP
144
A
ASP
144
4
1_555
A
THR
24
B
THR
24
4
1_555
A
GLY
26
B
GLY
26
4
1_555
A
LYS
36
B
LYS
36
4
1_555
A
HOH
527
S
HOH
4
1_555
A
LYS
4
B
LYS
4
3
1_555
A
HIS
42
B
HIS
42
3
1_555
A
HOH
541
S
HOH
3
1_555
A
ASN
135
B
ASN
135
3
1_555
A
SER
141
B
SER
141
3
1_555
A
ILE
142
B
ILE
142
3
1_555
A
HIS
128
B
HIS
128
2
1_555
A
LYS
132
B
LYS
132
2
1_555
B
THR
24
A
THR
24
3
1_555
B
GLY
26
A
GLY
26
3
1_555
B
GLU
27
A
GLU
27
3
1_555
B
LYS
4
A
LYS
4
3
1_555
B
HIS
42
A
HIS
42
3
1_555
B
HOH
535
R
HOH
3
1_555
A
LYS
6
B
LYS
6
4
1_555
A
VAL
10
B
VAL
10
4
1_555
A
GLU
13
B
GLU
13
4
1_555
A
TYR
92
B
TYR
92
4
4_665
B
ASN
176
A
ASN
176
3
1_555
B
LYS
177
A
LYS
177
3
1_555
B
GLN
180
A
GLN
180
3
1_555
A
GLU
90
B
GLU
90
8
1_555
A
TYR
93
B
TYR
93
8
1_555
A
GLN
120
B
GLN
120
8
1_555
A
ASN
154
B
ASN
154
8
1_555
A
ASN
157
B
ASN
157
8
1_555
A
THR
161
B
THR
161
8
1_555
A
IMD
401
K
IMD
8
1_555
A
IMD
402
L
IMD
8
1_555
A
GLU
58
B
GLU
58
5
1_555
A
TYR
93
B
TYR
93
5
1_555
A
TYR
123
B
TYR
123
5
1_555
A
MGR
200
J
MGR
5
1_555
A
IMD
402
L
IMD
5
1_555
A
GLN
120
B
GLN
120
3
1_555
A
MGR
200
J
MGR
3
1_555
A
IMD
401
K
IMD
3
1_555
171
P 62