0.023849
0.000000
0.006079
0.000000
0.024301
0.000000
0.000000
0.000000
0.014343
0.00000
0.00000
0.00000
Alterio, V.
De Simone, G.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
90.00
104.30
90.00
41.930
41.150
71.950
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 H8 Cl N3 O4 S2
285.728
4-AMINO-6-CHLOROBENZENE-1,3-DISULFONAMIDE
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
Zn 2
65.409
ZINC ION
non-polymer
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
Y
161
N
C
Y
162
N
C
Y
163
N
C
Y
164
N
C
Y
165
N
C
Y
166
N
C
N
167
N
S
N
168
N
N
N
169
N
O
N
170
N
O
N
171
N
S
N
172
N
N
N
173
N
O
N
174
N
O
N
175
N
N
N
176
N
CL
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
H
N
184
N
H
N
185
N
N
N
186
S
C
N
187
N
C
N
188
N
O
N
189
S
C
N
190
N
C
N
191
N
C
N
192
N
C
N
193
N
O
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
H
N
206
N
H
N
207
N
N
N
208
S
C
N
209
N
C
N
210
N
O
N
211
N
C
N
212
N
C
N
213
N
C
N
214
N
C
N
215
N
O
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
N
N
230
S
C
N
231
N
C
N
232
N
O
N
233
N
C
N
234
N
C
N
235
N
C
N
236
N
C
N
237
N
N
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
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
N
N
255
S
C
N
256
N
C
N
257
N
O
N
258
N
C
N
259
N
C
N
260
N
S
N
261
N
C
N
262
N
O
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
H
N
274
N
N
N
275
S
C
N
276
N
C
N
277
N
O
N
278
N
C
Y
279
N
C
Y
280
N
C
Y
281
N
C
Y
282
N
C
Y
283
N
C
Y
284
N
C
N
285
N
O
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
N
N
298
S
C
N
299
N
C
N
300
N
O
N
301
N
C
N
302
N
C
N
303
N
C
N
304
N
O
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
N
N
315
S
C
N
316
N
C
N
317
N
O
N
318
N
C
N
319
N
O
N
320
N
O
N
321
N
H
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
N
N
329
S
C
N
330
N
C
N
331
N
O
N
332
R
C
N
333
N
O
N
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
N
N
346
S
C
N
347
N
C
N
348
N
O
N
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
N
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
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
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
Y
377
N
C
Y
378
N
C
Y
379
N
C
Y
380
N
C
Y
381
N
C
Y
382
N
C
N
383
N
O
N
384
N
O
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
H
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
N
N
397
S
C
N
398
N
C
N
399
N
O
N
400
N
C
N
401
N
C
N
402
N
C
N
403
N
O
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
H
N
414
N
H
N
415
N
ZN
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
doub
N
153
N
doub
N
154
N
sing
N
155
N
sing
N
156
N
sing
Y
157
N
doub
Y
158
N
sing
Y
159
N
sing
Y
160
N
doub
Y
161
N
doub
Y
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
doub
N
167
N
doub
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
sing
N
180
N
sing
N
181
N
sing
N
182
N
doub
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
sing
N
201
N
sing
N
202
N
sing
N
203
N
doub
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
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
doub
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
sing
N
265
N
sing
N
266
N
sing
N
267
N
doub
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
Y
272
N
doub
Y
273
N
sing
Y
274
N
sing
N
275
N
sing
Y
276
N
doub
N
277
N
sing
Y
278
N
doub
N
279
N
sing
Y
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
sing
N
288
N
sing
N
289
N
sing
N
290
N
doub
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
sing
N
306
N
sing
N
307
N
doub
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
sing
N
318
N
sing
N
319
N
sing
N
320
N
doub
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
sing
N
334
N
sing
N
335
N
sing
N
336
N
doub
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
sing
Y
341
N
doub
Y
342
N
sing
Y
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
sing
Y
350
N
doub
N
351
N
sing
Y
352
N
doub
N
353
N
sing
Y
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
Y
369
N
doub
Y
370
N
sing
Y
371
N
sing
N
372
N
sing
Y
373
N
doub
N
374
N
sing
Y
375
N
doub
N
376
N
sing
Y
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
sing
N
386
N
sing
N
387
N
sing
N
388
N
doub
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
N
397
N
sing
N
398
N
sing
N
399
N
sing
UK
Bioorg.Med.Chem.Lett.
BMCLE8
1127
0960-894X
17
4201
4207
10.1016/j.bmcl.2007.05.045
17540563
Carbonic anhydrase inhibitors: Inhibition of human, bacterial, and archaeal isozymes with benzene-1,3-disulfonamides-Solution and crystallographic studies.
2007
10.2210/pdb2pov/pdb
pdb_00002pov
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
2005-03-12
MAR CCD 165 mm
GRAPHITE
SINGLE WAVELENGTH
M
x-ray
1
1.2
1.0
5.2R
ELETTRA
1.2
SYNCHROTRON
ELETTRA BEAMLINE 5.2R
29159.883
Carbonic anhydrase 2
4.2.1.1
1
nat
polymer
65.409
ZINC ION
1
syn
non-polymer
285.728
4-AMINO-6-CHLOROBENZENE-1,3-DISULFONAMIDE
1
syn
non-polymer
18.015
water
354
nat
water
Carbonic anhydrase II, Carbonate dehydratase II, CA-II, Carbonic anhydrase C
no
no
MSHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLK
GGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVV
DVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELM
VDNWRPAQPLKNRQIKASF
MSHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLK
GGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVV
DVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELM
VDNWRPAQPLKNRQIKASF
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
human
ERYTHROCYTES
Homo
sample
9606
Homo sapiens
1
2.06
40.33
VAPOR DIFFUSION, HANGING DROP
8.2
2.5 M AMMONIUM SULPHATE, 0.3 M SODIUM CHLORIDE, 0.1 M TRIS/HCL, 1MM DTT, pH 8.2, VAPOR DIFFUSION, HANGING DROP, temperature 277K
277
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
2007-07-24
1
1
2008-05-01
1
2
2011-07-13
1
3
2023-08-30
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_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_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_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
The crystal structure of the human carbonic anhydrase II in complex with 4,5-dichloro-benzene-1,3-disulfonamide
The crystal structure of the human carbonic anhydrase II in complex with 4-trifluoromethyl-6-amino-benzene-1,3-disulfonamide
RCSB
Y
RCSB
2007-04-27
REL
REL
ZN
ZINC ION
I7B
4-AMINO-6-CHLOROBENZENE-1,3-DISULFONAMIDE
HOH
water
1CA2
pdb entry 1CA2
PDB
experimental model
ZN
262
2
ZN
ZN
262
A
I7B
1000
3
I7B
I7B
1000
A
HOH
1001
4
HOH
HOH
1001
A
HOH
1002
4
HOH
HOH
1002
A
HOH
1003
4
HOH
HOH
1003
A
HOH
1004
4
HOH
HOH
1004
A
HOH
1005
4
HOH
HOH
1005
A
HOH
1006
4
HOH
HOH
1006
A
HOH
1007
4
HOH
HOH
1007
A
HOH
1008
4
HOH
HOH
1008
A
HOH
1009
4
HOH
HOH
1009
A
HOH
1010
4
HOH
HOH
1010
A
HOH
1011
4
HOH
HOH
1011
A
HOH
1012
4
HOH
HOH
1012
A
HOH
1013
4
HOH
HOH
1013
A
HOH
1014
4
HOH
HOH
1014
A
HOH
1015
4
HOH
HOH
1015
A
HOH
1016
4
HOH
HOH
1016
A
HOH
1017
4
HOH
HOH
1017
A
HOH
1018
4
HOH
HOH
1018
A
HOH
1019
4
HOH
HOH
1019
A
HOH
1020
4
HOH
HOH
1020
A
HOH
1021
4
HOH
HOH
1021
A
HOH
1022
4
HOH
HOH
1022
A
HOH
1023
4
HOH
HOH
1023
A
HOH
1024
4
HOH
HOH
1024
A
HOH
1025
4
HOH
HOH
1025
A
HOH
1026
4
HOH
HOH
1026
A
HOH
1027
4
HOH
HOH
1027
A
HOH
1028
4
HOH
HOH
1028
A
HOH
1029
4
HOH
HOH
1029
A
HOH
1030
4
HOH
HOH
1030
A
HOH
1031
4
HOH
HOH
1031
A
HOH
1032
4
HOH
HOH
1032
A
HOH
1033
4
HOH
HOH
1033
A
HOH
1034
4
HOH
HOH
1034
A
HOH
1035
4
HOH
HOH
1035
A
HOH
1036
4
HOH
HOH
1036
A
HOH
1037
4
HOH
HOH
1037
A
HOH
1038
4
HOH
HOH
1038
A
HOH
1039
4
HOH
HOH
1039
A
HOH
1040
4
HOH
HOH
1040
A
HOH
1041
4
HOH
HOH
1041
A
HOH
1042
4
HOH
HOH
1042
A
HOH
1043
4
HOH
HOH
1043
A
HOH
1044
4
HOH
HOH
1044
A
HOH
1045
4
HOH
HOH
1045
A
HOH
1046
4
HOH
HOH
1046
A
HOH
1047
4
HOH
HOH
1047
A
HOH
1048
4
HOH
HOH
1048
A
HOH
1049
4
HOH
HOH
1049
A
HOH
1050
4
HOH
HOH
1050
A
HOH
1051
4
HOH
HOH
1051
A
HOH
1052
4
HOH
HOH
1052
A
HOH
1053
4
HOH
HOH
1053
A
HOH
1054
4
HOH
HOH
1054
A
HOH
1055
4
HOH
HOH
1055
A
HOH
1056
4
HOH
HOH
1056
A
HOH
1057
4
HOH
HOH
1057
A
HOH
1058
4
HOH
HOH
1058
A
HOH
1059
4
HOH
HOH
1059
A
HOH
1060
4
HOH
HOH
1060
A
HOH
1061
4
HOH
HOH
1061
A
HOH
1062
4
HOH
HOH
1062
A
HOH
1063
4
HOH
HOH
1063
A
HOH
1064
4
HOH
HOH
1064
A
HOH
1065
4
HOH
HOH
1065
A
HOH
1066
4
HOH
HOH
1066
A
HOH
1067
4
HOH
HOH
1067
A
HOH
1068
4
HOH
HOH
1068
A
HOH
1069
4
HOH
HOH
1069
A
HOH
1070
4
HOH
HOH
1070
A
HOH
1071
4
HOH
HOH
1071
A
HOH
1072
4
HOH
HOH
1072
A
HOH
1073
4
HOH
HOH
1073
A
HOH
1074
4
HOH
HOH
1074
A
HOH
1075
4
HOH
HOH
1075
A
HOH
1076
4
HOH
HOH
1076
A
HOH
1077
4
HOH
HOH
1077
A
HOH
1078
4
HOH
HOH
1078
A
HOH
1079
4
HOH
HOH
1079
A
HOH
1080
4
HOH
HOH
1080
A
HOH
1081
4
HOH
HOH
1081
A
HOH
1082
4
HOH
HOH
1082
A
HOH
1083
4
HOH
HOH
1083
A
HOH
1084
4
HOH
HOH
1084
A
HOH
1085
4
HOH
HOH
1085
A
HOH
1086
4
HOH
HOH
1086
A
HOH
1087
4
HOH
HOH
1087
A
HOH
1088
4
HOH
HOH
1088
A
HOH
1089
4
HOH
HOH
1089
A
HOH
1090
4
HOH
HOH
1090
A
HOH
1091
4
HOH
HOH
1091
A
HOH
1092
4
HOH
HOH
1092
A
HOH
1093
4
HOH
HOH
1093
A
HOH
1094
4
HOH
HOH
1094
A
HOH
1095
4
HOH
HOH
1095
A
HOH
1096
4
HOH
HOH
1096
A
HOH
1097
4
HOH
HOH
1097
A
HOH
1098
4
HOH
HOH
1098
A
HOH
1099
4
HOH
HOH
1099
A
HOH
1100
4
HOH
HOH
1100
A
HOH
1101
4
HOH
HOH
1101
A
HOH
1102
4
HOH
HOH
1102
A
HOH
1103
4
HOH
HOH
1103
A
HOH
1104
4
HOH
HOH
1104
A
HOH
1105
4
HOH
HOH
1105
A
HOH
1106
4
HOH
HOH
1106
A
HOH
1107
4
HOH
HOH
1107
A
HOH
1108
4
HOH
HOH
1108
A
HOH
1109
4
HOH
HOH
1109
A
HOH
1110
4
HOH
HOH
1110
A
HOH
1111
4
HOH
HOH
1111
A
HOH
1112
4
HOH
HOH
1112
A
HOH
1113
4
HOH
HOH
1113
A
HOH
1114
4
HOH
HOH
1114
A
HOH
1115
4
HOH
HOH
1115
A
HOH
1116
4
HOH
HOH
1116
A
HOH
1117
4
HOH
HOH
1117
A
HOH
1118
4
HOH
HOH
1118
A
HOH
1119
4
HOH
HOH
1119
A
HOH
1120
4
HOH
HOH
1120
A
HOH
1121
4
HOH
HOH
1121
A
HOH
1122
4
HOH
HOH
1122
A
HOH
1123
4
HOH
HOH
1123
A
HOH
1124
4
HOH
HOH
1124
A
HOH
1125
4
HOH
HOH
1125
A
HOH
1126
4
HOH
HOH
1126
A
HOH
1127
4
HOH
HOH
1127
A
HOH
1128
4
HOH
HOH
1128
A
HOH
1129
4
HOH
HOH
1129
A
HOH
1130
4
HOH
HOH
1130
A
HOH
1131
4
HOH
HOH
1131
A
HOH
1132
4
HOH
HOH
1132
A
HOH
1133
4
HOH
HOH
1133
A
HOH
1134
4
HOH
HOH
1134
A
HOH
1135
4
HOH
HOH
1135
A
HOH
1136
4
HOH
HOH
1136
A
HOH
1137
4
HOH
HOH
1137
A
HOH
1138
4
HOH
HOH
1138
A
HOH
1139
4
HOH
HOH
1139
A
HOH
1140
4
HOH
HOH
1140
A
HOH
1141
4
HOH
HOH
1141
A
HOH
1142
4
HOH
HOH
1142
A
HOH
1143
4
HOH
HOH
1143
A
HOH
1144
4
HOH
HOH
1144
A
HOH
1145
4
HOH
HOH
1145
A
HOH
1146
4
HOH
HOH
1146
A
HOH
1147
4
HOH
HOH
1147
A
HOH
1148
4
HOH
HOH
1148
A
HOH
1149
4
HOH
HOH
1149
A
HOH
1150
4
HOH
HOH
1150
A
HOH
1151
4
HOH
HOH
1151
A
HOH
1152
4
HOH
HOH
1152
A
HOH
1153
4
HOH
HOH
1153
A
HOH
1154
4
HOH
HOH
1154
A
HOH
1155
4
HOH
HOH
1155
A
HOH
1156
4
HOH
HOH
1156
A
HOH
1157
4
HOH
HOH
1157
A
HOH
1158
4
HOH
HOH
1158
A
HOH
1159
4
HOH
HOH
1159
A
HOH
1160
4
HOH
HOH
1160
A
HOH
1161
4
HOH
HOH
1161
A
HOH
1162
4
HOH
HOH
1162
A
HOH
1163
4
HOH
HOH
1163
A
HOH
1164
4
HOH
HOH
1164
A
HOH
1165
4
HOH
HOH
1165
A
HOH
1166
4
HOH
HOH
1166
A
HOH
1167
4
HOH
HOH
1167
A
HOH
1168
4
HOH
HOH
1168
A
HOH
1169
4
HOH
HOH
1169
A
HOH
1170
4
HOH
HOH
1170
A
HOH
1171
4
HOH
HOH
1171
A
HOH
1172
4
HOH
HOH
1172
A
HOH
1173
4
HOH
HOH
1173
A
HOH
1174
4
HOH
HOH
1174
A
HOH
1175
4
HOH
HOH
1175
A
HOH
1176
4
HOH
HOH
1176
A
HOH
1177
4
HOH
HOH
1177
A
HOH
1178
4
HOH
HOH
1178
A
HOH
1179
4
HOH
HOH
1179
A
HOH
1180
4
HOH
HOH
1180
A
HOH
1181
4
HOH
HOH
1181
A
HOH
1182
4
HOH
HOH
1182
A
HOH
1183
4
HOH
HOH
1183
A
HOH
1184
4
HOH
HOH
1184
A
HOH
1185
4
HOH
HOH
1185
A
HOH
1186
4
HOH
HOH
1186
A
HOH
1187
4
HOH
HOH
1187
A
HOH
1188
4
HOH
HOH
1188
A
HOH
1189
4
HOH
HOH
1189
A
HOH
1190
4
HOH
HOH
1190
A
HOH
1191
4
HOH
HOH
1191
A
HOH
1192
4
HOH
HOH
1192
A
HOH
1193
4
HOH
HOH
1193
A
HOH
1194
4
HOH
HOH
1194
A
HOH
1195
4
HOH
HOH
1195
A
HOH
1196
4
HOH
HOH
1196
A
HOH
1197
4
HOH
HOH
1197
A
HOH
1198
4
HOH
HOH
1198
A
HOH
1199
4
HOH
HOH
1199
A
HOH
1200
4
HOH
HOH
1200
A
HOH
1201
4
HOH
HOH
1201
A
HOH
1202
4
HOH
HOH
1202
A
HOH
1203
4
HOH
HOH
1203
A
HOH
1204
4
HOH
HOH
1204
A
HOH
1205
4
HOH
HOH
1205
A
HOH
1206
4
HOH
HOH
1206
A
HOH
1207
4
HOH
HOH
1207
A
HOH
1208
4
HOH
HOH
1208
A
HOH
1209
4
HOH
HOH
1209
A
HOH
1210
4
HOH
HOH
1210
A
HOH
1211
4
HOH
HOH
1211
A
HOH
1212
4
HOH
HOH
1212
A
HOH
1213
4
HOH
HOH
1213
A
HOH
1214
4
HOH
HOH
1214
A
HOH
1215
4
HOH
HOH
1215
A
HOH
1216
4
HOH
HOH
1216
A
HOH
1217
4
HOH
HOH
1217
A
HOH
1218
4
HOH
HOH
1218
A
HOH
1219
4
HOH
HOH
1219
A
HOH
1220
4
HOH
HOH
1220
A
HOH
1221
4
HOH
HOH
1221
A
HOH
1222
4
HOH
HOH
1222
A
HOH
1223
4
HOH
HOH
1223
A
HOH
1224
4
HOH
HOH
1224
A
HOH
1225
4
HOH
HOH
1225
A
HOH
1226
4
HOH
HOH
1226
A
HOH
1227
4
HOH
HOH
1227
A
HOH
1228
4
HOH
HOH
1228
A
HOH
1229
4
HOH
HOH
1229
A
HOH
1230
4
HOH
HOH
1230
A
HOH
1231
4
HOH
HOH
1231
A
HOH
1232
4
HOH
HOH
1232
A
HOH
1233
4
HOH
HOH
1233
A
HOH
1234
4
HOH
HOH
1234
A
HOH
1235
4
HOH
HOH
1235
A
HOH
1236
4
HOH
HOH
1236
A
HOH
1237
4
HOH
HOH
1237
A
HOH
1238
4
HOH
HOH
1238
A
HOH
1239
4
HOH
HOH
1239
A
HOH
1240
4
HOH
HOH
1240
A
HOH
1241
4
HOH
HOH
1241
A
HOH
1242
4
HOH
HOH
1242
A
HOH
1243
4
HOH
HOH
1243
A
HOH
1244
4
HOH
HOH
1244
A
HOH
1245
4
HOH
HOH
1245
A
HOH
1246
4
HOH
HOH
1246
A
HOH
1247
4
HOH
HOH
1247
A
HOH
1248
4
HOH
HOH
1248
A
HOH
1249
4
HOH
HOH
1249
A
HOH
1250
4
HOH
HOH
1250
A
HOH
1251
4
HOH
HOH
1251
A
HOH
1252
4
HOH
HOH
1252
A
HOH
1253
4
HOH
HOH
1253
A
HOH
1254
4
HOH
HOH
1254
A
HOH
1255
4
HOH
HOH
1255
A
HOH
1256
4
HOH
HOH
1256
A
HOH
1257
4
HOH
HOH
1257
A
HOH
1258
4
HOH
HOH
1258
A
HOH
1259
4
HOH
HOH
1259
A
HOH
1260
4
HOH
HOH
1260
A
HOH
1261
4
HOH
HOH
1261
A
HOH
1262
4
HOH
HOH
1262
A
HOH
1263
4
HOH
HOH
1263
A
HOH
1264
4
HOH
HOH
1264
A
HOH
1265
4
HOH
HOH
1265
A
HOH
1266
4
HOH
HOH
1266
A
HOH
1267
4
HOH
HOH
1267
A
HOH
1268
4
HOH
HOH
1268
A
HOH
1269
4
HOH
HOH
1269
A
HOH
1270
4
HOH
HOH
1270
A
HOH
1271
4
HOH
HOH
1271
A
HOH
1272
4
HOH
HOH
1272
A
HOH
1273
4
HOH
HOH
1273
A
HOH
1274
4
HOH
HOH
1274
A
HOH
1275
4
HOH
HOH
1275
A
HOH
1276
4
HOH
HOH
1276
A
HOH
1277
4
HOH
HOH
1277
A
HOH
1278
4
HOH
HOH
1278
A
HOH
1279
4
HOH
HOH
1279
A
HOH
1280
4
HOH
HOH
1280
A
HOH
1281
4
HOH
HOH
1281
A
HOH
1282
4
HOH
HOH
1282
A
HOH
1283
4
HOH
HOH
1283
A
HOH
1284
4
HOH
HOH
1284
A
HOH
1285
4
HOH
HOH
1285
A
HOH
1286
4
HOH
HOH
1286
A
HOH
1287
4
HOH
HOH
1287
A
HOH
1288
4
HOH
HOH
1288
A
HOH
1289
4
HOH
HOH
1289
A
HOH
1290
4
HOH
HOH
1290
A
HOH
1291
4
HOH
HOH
1291
A
HOH
1292
4
HOH
HOH
1292
A
HOH
1293
4
HOH
HOH
1293
A
HOH
1294
4
HOH
HOH
1294
A
HOH
1295
4
HOH
HOH
1295
A
HOH
1296
4
HOH
HOH
1296
A
HOH
1297
4
HOH
HOH
1297
A
HOH
1298
4
HOH
HOH
1298
A
HOH
1299
4
HOH
HOH
1299
A
HOH
1300
4
HOH
HOH
1300
A
HOH
1301
4
HOH
HOH
1301
A
HOH
1302
4
HOH
HOH
1302
A
HOH
1303
4
HOH
HOH
1303
A
HOH
1304
4
HOH
HOH
1304
A
HOH
1305
4
HOH
HOH
1305
A
HOH
1306
4
HOH
HOH
1306
A
HOH
1307
4
HOH
HOH
1307
A
HOH
1308
4
HOH
HOH
1308
A
HOH
1309
4
HOH
HOH
1309
A
HOH
1310
4
HOH
HOH
1310
A
HOH
1311
4
HOH
HOH
1311
A
HOH
1312
4
HOH
HOH
1312
A
HOH
1313
4
HOH
HOH
1313
A
HOH
1314
4
HOH
HOH
1314
A
HOH
1315
4
HOH
HOH
1315
A
HOH
1316
4
HOH
HOH
1316
A
HOH
1317
4
HOH
HOH
1317
A
HOH
1318
4
HOH
HOH
1318
A
HOH
1319
4
HOH
HOH
1319
A
HOH
1320
4
HOH
HOH
1320
A
HOH
1321
4
HOH
HOH
1321
A
HOH
1322
4
HOH
HOH
1322
A
HOH
1323
4
HOH
HOH
1323
A
HOH
1324
4
HOH
HOH
1324
A
HOH
1325
4
HOH
HOH
1325
A
HOH
1326
4
HOH
HOH
1326
A
HOH
1327
4
HOH
HOH
1327
A
HOH
1328
4
HOH
HOH
1328
A
HOH
1329
4
HOH
HOH
1329
A
HOH
1330
4
HOH
HOH
1330
A
HOH
1331
4
HOH
HOH
1331
A
HOH
1332
4
HOH
HOH
1332
A
HOH
1333
4
HOH
HOH
1333
A
HOH
1334
4
HOH
HOH
1334
A
HOH
1335
4
HOH
HOH
1335
A
HOH
1336
4
HOH
HOH
1336
A
HOH
1337
4
HOH
HOH
1337
A
HOH
1338
4
HOH
HOH
1338
A
HOH
1339
4
HOH
HOH
1339
A
HOH
1340
4
HOH
HOH
1340
A
HOH
1341
4
HOH
HOH
1341
A
HOH
1342
4
HOH
HOH
1342
A
HOH
1343
4
HOH
HOH
1343
A
HOH
1344
4
HOH
HOH
1344
A
HOH
1345
4
HOH
HOH
1345
A
HOH
1346
4
HOH
HOH
1346
A
HOH
1347
4
HOH
HOH
1347
A
HOH
1348
4
HOH
HOH
1348
A
HOH
1349
4
HOH
HOH
1349
A
HOH
1350
4
HOH
HOH
1350
A
HOH
1351
4
HOH
HOH
1351
A
HOH
1352
4
HOH
HOH
1352
A
HOH
1353
4
HOH
HOH
1353
A
HOH
1354
4
HOH
HOH
1354
A
n
1
1
A
n
2
2
A
HIS
3
n
3
HIS
3
A
HIS
4
n
4
HIS
4
A
TRP
5
n
5
TRP
5
A
GLY
6
n
6
GLY
6
A
TYR
7
n
7
TYR
7
A
GLY
8
n
8
GLY
8
A
LYS
9
n
9
LYS
9
A
HIS
10
n
10
HIS
10
A
ASN
11
n
11
ASN
11
A
GLY
12
n
12
GLY
12
A
PRO
13
n
13
PRO
13
A
GLU
14
n
14
GLU
14
A
HIS
15
n
15
HIS
15
A
TRP
16
n
16
TRP
16
A
HIS
17
n
17
HIS
17
A
LYS
18
n
18
LYS
18
A
ASP
19
n
19
ASP
19
A
PHE
20
n
20
PHE
20
A
PRO
21
n
21
PRO
21
A
ILE
22
n
22
ILE
22
A
ALA
23
n
23
ALA
23
A
LYS
24
n
24
LYS
24
A
GLY
25
n
25
GLY
25
A
GLU
26
n
26
GLU
26
A
ARG
27
n
27
ARG
27
A
GLN
28
n
28
GLN
28
A
SER
29
n
29
SER
29
A
PRO
30
n
30
PRO
30
A
VAL
31
n
31
VAL
31
A
ASP
32
n
32
ASP
32
A
ILE
33
n
33
ILE
33
A
ASP
34
n
34
ASP
34
A
THR
35
n
35
THR
35
A
HIS
36
n
36
HIS
36
A
THR
37
n
37
THR
37
A
ALA
38
n
38
ALA
38
A
LYS
39
n
39
LYS
39
A
TYR
40
n
40
TYR
40
A
ASP
41
n
41
ASP
41
A
PRO
42
n
42
PRO
42
A
SER
43
n
43
SER
43
A
LEU
44
n
44
LEU
44
A
LYS
45
n
45
LYS
45
A
PRO
46
n
46
PRO
46
A
LEU
47
n
47
LEU
47
A
SER
48
n
48
SER
48
A
VAL
49
n
49
VAL
49
A
SER
50
n
50
SER
50
A
TYR
51
n
51
TYR
51
A
ASP
52
n
52
ASP
52
A
GLN
53
n
53
GLN
53
A
ALA
54
n
54
ALA
54
A
THR
55
n
55
THR
55
A
SER
56
n
56
SER
56
A
LEU
57
n
57
LEU
57
A
ARG
58
n
58
ARG
58
A
ILE
59
n
59
ILE
59
A
LEU
60
n
60
LEU
60
A
ASN
61
n
61
ASN
61
A
ASN
62
n
62
ASN
62
A
GLY
63
n
63
GLY
63
A
HIS
64
n
64
HIS
64
A
ALA
65
n
65
ALA
65
A
PHE
66
n
66
PHE
66
A
ASN
67
n
67
ASN
67
A
VAL
68
n
68
VAL
68
A
GLU
69
n
69
GLU
69
A
PHE
70
n
70
PHE
70
A
ASP
71
n
71
ASP
71
A
ASP
72
n
72
ASP
72
A
SER
73
n
73
SER
73
A
GLN
74
n
74
GLN
74
A
ASP
75
n
75
ASP
75
A
LYS
76
n
76
LYS
76
A
ALA
77
n
77
ALA
77
A
VAL
78
n
78
VAL
78
A
LEU
79
n
79
LEU
79
A
LYS
80
n
80
LYS
80
A
GLY
81
n
81
GLY
81
A
GLY
82
n
82
GLY
82
A
PRO
83
n
83
PRO
83
A
LEU
84
n
84
LEU
84
A
ASP
85
n
85
ASP
85
A
GLY
86
n
86
GLY
86
A
THR
87
n
87
THR
87
A
TYR
88
n
88
TYR
88
A
ARG
89
n
89
ARG
89
A
LEU
90
n
90
LEU
90
A
ILE
91
n
91
ILE
91
A
GLN
92
n
92
GLN
92
A
PHE
93
n
93
PHE
93
A
HIS
94
n
94
HIS
94
A
PHE
95
n
95
PHE
95
A
HIS
96
n
96
HIS
96
A
TRP
97
n
97
TRP
97
A
GLY
98
n
98
GLY
98
A
SER
99
n
99
SER
99
A
LEU
100
n
100
LEU
100
A
ASP
101
n
101
ASP
101
A
GLY
102
n
102
GLY
102
A
GLN
103
n
103
GLN
103
A
GLY
104
n
104
GLY
104
A
SER
105
n
105
SER
105
A
GLU
106
n
106
GLU
106
A
HIS
107
n
107
HIS
107
A
THR
108
n
108
THR
108
A
VAL
109
n
109
VAL
109
A
ASP
110
n
110
ASP
110
A
LYS
111
n
111
LYS
111
A
LYS
112
n
112
LYS
112
A
LYS
113
n
113
LYS
113
A
TYR
114
n
114
TYR
114
A
ALA
115
n
115
ALA
115
A
ALA
116
n
116
ALA
116
A
GLU
117
n
117
GLU
117
A
LEU
118
n
118
LEU
118
A
HIS
119
n
119
HIS
119
A
LEU
120
n
120
LEU
120
A
VAL
121
n
121
VAL
121
A
HIS
122
n
122
HIS
122
A
TRP
123
n
123
TRP
123
A
ASN
124
n
124
ASN
124
A
THR
125
n
125
THR
125
A
LYS
127
n
126
LYS
127
A
TYR
128
n
127
TYR
128
A
GLY
129
n
128
GLY
129
A
ASP
130
n
129
ASP
130
A
PHE
131
n
130
PHE
131
A
GLY
132
n
131
GLY
132
A
LYS
133
n
132
LYS
133
A
ALA
134
n
133
ALA
134
A
VAL
135
n
134
VAL
135
A
GLN
136
n
135
GLN
136
A
GLN
137
n
136
GLN
137
A
PRO
138
n
137
PRO
138
A
ASP
139
n
138
ASP
139
A
GLY
140
n
139
GLY
140
A
LEU
141
n
140
LEU
141
A
ALA
142
n
141
ALA
142
A
VAL
143
n
142
VAL
143
A
LEU
144
n
143
LEU
144
A
GLY
145
n
144
GLY
145
A
ILE
146
n
145
ILE
146
A
PHE
147
n
146
PHE
147
A
LEU
148
n
147
LEU
148
A
LYS
149
n
148
LYS
149
A
VAL
150
n
149
VAL
150
A
GLY
151
n
150
GLY
151
A
SER
152
n
151
SER
152
A
ALA
153
n
152
ALA
153
A
LYS
154
n
153
LYS
154
A
PRO
155
n
154
PRO
155
A
GLY
156
n
155
GLY
156
A
LEU
157
n
156
LEU
157
A
GLN
158
n
157
GLN
158
A
LYS
159
n
158
LYS
159
A
VAL
160
n
159
VAL
160
A
VAL
161
n
160
VAL
161
A
ASP
162
n
161
ASP
162
A
VAL
163
n
162
VAL
163
A
LEU
164
n
163
LEU
164
A
ASP
165
n
164
ASP
165
A
SER
166
n
165
SER
166
A
ILE
167
n
166
ILE
167
A
LYS
168
n
167
LYS
168
A
THR
169
n
168
THR
169
A
LYS
170
n
169
LYS
170
A
GLY
171
n
170
GLY
171
A
LYS
172
n
171
LYS
172
A
SER
173
n
172
SER
173
A
ALA
174
n
173
ALA
174
A
ASP
175
n
174
ASP
175
A
PHE
176
n
175
PHE
176
A
THR
177
n
176
THR
177
A
ASN
178
n
177
ASN
178
A
PHE
179
n
178
PHE
179
A
ASP
180
n
179
ASP
180
A
PRO
181
n
180
PRO
181
A
ARG
182
n
181
ARG
182
A
GLY
183
n
182
GLY
183
A
LEU
184
n
183
LEU
184
A
LEU
185
n
184
LEU
185
A
PRO
186
n
185
PRO
186
A
GLU
187
n
186
GLU
187
A
SER
188
n
187
SER
188
A
LEU
189
n
188
LEU
189
A
ASP
190
n
189
ASP
190
A
TYR
191
n
190
TYR
191
A
TRP
192
n
191
TRP
192
A
THR
193
n
192
THR
193
A
TYR
194
n
193
TYR
194
A
PRO
195
n
194
PRO
195
A
GLY
196
n
195
GLY
196
A
SER
197
n
196
SER
197
A
LEU
198
n
197
LEU
198
A
THR
199
n
198
THR
199
A
THR
200
n
199
THR
200
A
PRO
201
n
200
PRO
201
A
PRO
202
n
201
PRO
202
A
LEU
203
n
202
LEU
203
A
LEU
204
n
203
LEU
204
A
GLU
205
n
204
GLU
205
A
CYS
206
n
205
CYS
206
A
VAL
207
n
206
VAL
207
A
THR
208
n
207
THR
208
A
TRP
209
n
208
TRP
209
A
ILE
210
n
209
ILE
210
A
VAL
211
n
210
VAL
211
A
LEU
212
n
211
LEU
212
A
LYS
213
n
212
LYS
213
A
GLU
214
n
213
GLU
214
A
PRO
215
n
214
PRO
215
A
ILE
216
n
215
ILE
216
A
SER
217
n
216
SER
217
A
VAL
218
n
217
VAL
218
A
SER
219
n
218
SER
219
A
SER
220
n
219
SER
220
A
GLU
221
n
220
GLU
221
A
GLN
222
n
221
GLN
222
A
VAL
223
n
222
VAL
223
A
LEU
224
n
223
LEU
224
A
LYS
225
n
224
LYS
225
A
PHE
226
n
225
PHE
226
A
ARG
227
n
226
ARG
227
A
LYS
228
n
227
LYS
228
A
LEU
229
n
228
LEU
229
A
ASN
230
n
229
ASN
230
A
PHE
231
n
230
PHE
231
A
ASN
232
n
231
ASN
232
A
GLY
233
n
232
GLY
233
A
GLU
234
n
233
GLU
234
A
GLY
235
n
234
GLY
235
A
GLU
236
n
235
GLU
236
A
PRO
237
n
236
PRO
237
A
GLU
238
n
237
GLU
238
A
GLU
239
n
238
GLU
239
A
LEU
240
n
239
LEU
240
A
MET
241
n
240
MET
241
A
VAL
242
n
241
VAL
242
A
ASP
243
n
242
ASP
243
A
ASN
244
n
243
ASN
244
A
TRP
245
n
244
TRP
245
A
ARG
246
n
245
ARG
246
A
PRO
247
n
246
PRO
247
A
ALA
248
n
247
ALA
248
A
GLN
249
n
248
GLN
249
A
PRO
250
n
249
PRO
250
A
LEU
251
n
250
LEU
251
A
LYS
252
n
251
LYS
252
A
ASN
253
n
252
ASN
253
A
ARG
254
n
253
ARG
254
A
GLN
255
n
254
GLN
255
A
ILE
256
n
255
ILE
256
A
LYS
257
n
256
LYS
257
A
ALA
258
n
257
ALA
258
A
SER
259
n
258
SER
259
A
PHE
260
n
259
PHE
260
A
author_defined_assembly
1
monomeric
A
HIS
94
A
NE2
HIS
94
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HIS
96
A
NE2
HIS
96
1_555
105.3
A
HIS
94
A
NE2
HIS
94
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HIS
119
A
ND1
HIS
119
1_555
111.4
A
HIS
96
A
NE2
HIS
96
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HIS
119
A
ND1
HIS
119
1_555
98.7
A
HIS
94
A
NE2
HIS
94
1_555
A
ZN
262
B
ZN
ZN
1_555
A
I7B
1000
C
N2
I7B
1_555
112.0
A
HIS
96
A
NE2
HIS
96
1_555
A
ZN
262
B
ZN
ZN
1_555
A
I7B
1000
C
N2
I7B
1_555
114.0
A
HIS
119
A
ND1
HIS
119
1_555
A
ZN
262
B
ZN
ZN
1_555
A
I7B
1000
C
N2
I7B
1_555
114.4
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
ILE
33
A
N
ILE
33
A
O
THR
108
A
O
THR
108
A
N
LYS
39
A
N
LYS
39
A
O
ALA
258
A
O
ALA
257
A
O
LYS
257
A
O
LYS
256
A
N
THR
193
A
N
THR
192
A
N
GLY
196
A
N
GLY
195
A
O
VAL
207
A
O
VAL
206
A
O
ILE
210
A
O
ILE
209
A
N
GLY
145
A
N
GLY
144
A
O
ILE
146
A
O
ILE
145
A
N
LEU
118
A
N
LEU
118
A
O
HIS
119
A
O
HIS
119
A
N
HIS
94
A
N
HIS
94
A
O
PHE
93
A
O
PHE
93
A
N
VAL
68
A
N
VAL
68
A
O
GLU
69
A
O
GLU
69
A
N
LEU
57
A
N
LEU
57
A
N
ILE
59
A
N
ILE
59
A
O
ALA
174
A
O
ALA
173
A
N
SER
48
A
N
SER
48
A
O
LYS
80
A
O
LYS
80
A
N
LEU
79
A
N
LEU
79
A
O
TYR
88
A
O
TYR
88
A
N
HIS
94
A
N
HIS
94
A
O
HIS
119
A
O
HIS
119
A
N
LEU
118
A
N
LEU
118
A
O
ILE
146
A
O
ILE
145
A
N
PHE
147
A
N
PHE
146
A
O
ILE
216
A
O
ILE
215
1
A
CG
LYS
9
A
CG
LYS
9
0
Y
1
A
CD
LYS
9
A
CD
LYS
9
0
Y
1
A
CE
LYS
9
A
CE
LYS
9
0
Y
1
A
NZ
LYS
9
A
NZ
LYS
9
0
Y
1
A
CG
LYS
45
A
CG
LYS
45
0
Y
1
A
CD
LYS
45
A
CD
LYS
45
0
Y
1
A
CE
LYS
45
A
CE
LYS
45
0
Y
1
A
NZ
LYS
45
A
NZ
LYS
45
0
Y
1
A
CE
LYS
80
A
CE
LYS
80
0
Y
1
A
NZ
LYS
80
A
NZ
LYS
80
0
Y
1
A
CB
ASP
165
A
CB
ASP
164
0
Y
1
A
CG
ASP
165
A
CG
ASP
164
0
Y
1
A
OD1
ASP
165
A
OD1
ASP
164
0
Y
1
A
OD2
ASP
165
A
OD2
ASP
164
0
Y
1
A
CE
LYS
228
A
CE
LYS
227
0
Y
1
A
NZ
LYS
228
A
NZ
LYS
227
0
Y
1
A
CG
GLU
239
A
CG
GLU
238
0
Y
1
A
CD
GLU
239
A
CD
GLU
238
0
Y
1
A
OE1
GLU
239
A
OE1
GLU
238
0
Y
1
A
OE2
GLU
239
A
OE2
GLU
238
0
Y
1
A
CB
ASN
253
A
CB
ASN
252
0
Y
1
A
CG
ASN
253
A
CG
ASN
252
0
Y
1
A
OD1
ASN
253
A
OD1
ASN
252
0
Y
1
A
ND2
ASN
253
A
ND2
ASN
252
0
Y
1
A
CD
GLN
255
A
CD
GLN
254
0
Y
1
A
OE1
GLN
255
A
OE1
GLN
254
0
Y
1
A
NE2
GLN
255
A
NE2
GLN
254
0
Y
1
A
MET
1
A
MET
1
1
Y
1
A
SER
2
A
SER
2
1
Y
1
A
ARG
27
-141.99
58.31
1
A
ALA
65
-168.00
-161.34
1
A
ALA
77
47.39
82.41
1
A
LYS
111
72.76
-1.82
1
A
ASN
244
-94.52
47.29
1
A
LYS
252
53.00
-136.83
0.213
0.188
1.60
20.00
1520
30966
30673
97.0
RANDOM
1
0.00
FOURIER SYNTHESIS
pdb entry 1CA2
Engh & Huber
1.60
20.00
354
2420
17
0
2049
1.4
0.005
1.60
20.00
2POV
30966
30966
0.060
1
17.4
3.7
97.9
1.60
1.66
8.1
3002
0.153
3.4
95.9
refinement
CNS
data reduction
DENZO
data scaling
SCALEPACK
phasing
CNS
The crystal structure of the human carbonic anhydrase II in complex with 4-amino-6-chloro-benzene-1,3-disulfonamide
1
N
N
2
N
N
3
N
N
4
N
N
THE BIOLOGICAL ASSEMBLY IS A MONOMER
A
PHE
20
A
PHE
20
HELX_P
A
GLY
25
A
GLY
25
5
1
6
A
LYS
127
A
LYS
126
HELX_P
A
GLY
129
A
GLY
128
5
2
3
A
ASP
130
A
ASP
129
HELX_P
A
VAL
135
A
VAL
134
1
3
6
A
LYS
154
A
LYS
153
HELX_P
A
GLY
156
A
GLY
155
5
4
3
A
LEU
157
A
LEU
156
HELX_P
A
LEU
164
A
LEU
163
1
5
8
A
ASP
165
A
ASP
164
HELX_P
A
LYS
168
A
LYS
167
5
6
4
A
ASP
180
A
ASP
179
HELX_P
A
LEU
185
A
LEU
184
5
7
6
A
SER
219
A
SER
218
HELX_P
A
ARG
227
A
ARG
226
1
8
9
metalc
2.015
A
HIS
94
A
NE2
HIS
94
1_555
A
ZN
262
B
ZN
ZN
1_555
metalc
2.022
A
HIS
96
A
NE2
HIS
96
1_555
A
ZN
262
B
ZN
ZN
1_555
metalc
2.071
A
HIS
119
A
ND1
HIS
119
1_555
A
ZN
262
B
ZN
ZN
1_555
metalc
1.986
A
ZN
262
B
ZN
ZN
1_555
A
I7B
1000
C
N2
I7B
1_555
LYASE
CARBONIC ANHYDRASE II, PROTEIN-INHIBITOR COMPLEXES, LYASE
A
SER
29
A
SER
29
1
A
PRO
30
A
PRO
30
0.23
A
PRO
201
A
PRO
200
1
A
PRO
202
A
PRO
201
0.46
CAH2_HUMAN
UNP
1
1
P00918
MSHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLK
GGPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVV
DVLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELM
VDNWRPAQPLKNRQIKASF
1
259
2POV
1
259
P00918
A
1
1
258
2
10
6
parallel
parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
A
ASP
32
A
ASP
32
A
ILE
33
A
ILE
33
A
THR
108
A
THR
108
A
VAL
109
A
VAL
109
A
LYS
39
A
LYS
39
A
TYR
40
A
TYR
40
A
LYS
257
A
LYS
256
A
ALA
258
A
ALA
257
A
TYR
191
A
TYR
190
A
GLY
196
A
GLY
195
A
VAL
207
A
VAL
206
A
LEU
212
A
LEU
211
A
LEU
141
A
LEU
140
A
VAL
150
A
VAL
149
A
ALA
116
A
ALA
116
A
ASN
124
A
ASN
124
A
THR
87
A
THR
87
A
TRP
97
A
TRP
97
A
PHE
66
A
PHE
66
A
PHE
70
A
PHE
70
A
SER
56
A
SER
56
A
ASN
61
A
ASN
61
A
SER
173
A
SER
172
A
ASP
175
A
ASP
174
A
LEU
47
A
LEU
47
A
SER
50
A
SER
50
A
VAL
78
A
VAL
78
A
GLY
81
A
GLY
81
A
THR
87
A
THR
87
A
TRP
97
A
TRP
97
A
ALA
116
A
ALA
116
A
ASN
124
A
ASN
124
A
LEU
141
A
LEU
140
A
VAL
150
A
VAL
149
A
ILE
216
A
ILE
215
A
VAL
218
A
VAL
217
BINDING SITE FOR RESIDUE ZN A 262
A
ZN
262
Software
4
BINDING SITE FOR RESIDUE I7B A 1000
A
I7B
1000
Software
15
A
HIS
94
A
HIS
94
4
1_555
A
HIS
96
A
HIS
96
4
1_555
A
HIS
119
A
HIS
119
4
1_555
A
I7B
1000
C
I7B
4
1_555
A
HIS
64
A
HIS
64
15
1_555
A
ASN
67
A
ASN
67
15
1_555
A
GLN
92
A
GLN
92
15
1_555
A
HIS
94
A
HIS
94
15
1_555
A
HIS
96
A
HIS
96
15
1_555
A
HIS
119
A
HIS
119
15
1_555
A
LEU
141
A
LEU
140
15
1_555
A
VAL
143
A
VAL
142
15
1_555
A
LEU
198
A
LEU
197
15
1_555
A
THR
199
A
THR
198
15
1_555
A
THR
200
A
THR
199
15
1_555
A
TRP
209
A
TRP
208
15
1_555
A
ZN
262
B
ZN
15
1_555
A
HOH
1040
D
HOH
15
1_555
A
HOH
1324
D
HOH
15
1_555
4
P 1 21 1