0.023469
0.000000
0.005956
0.000000
0.023987
0.000000
0.000000
0.000000
0.014176
0.00000
0.00000
0.00000
Briganti, F.
Mangani, S.
Orioli, P.
Scozzafava, A.
Vernaglione, G.
Supuran, C.T.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
90.00
104.24
90.00
42.610
41.690
72.780
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
N3 -1
42.020
AZIDE 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
Hg 2
200.590
MERCURY (II) ION
non-polymer
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C5 H9 N3
111.145
HISTAMINE
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
N
N
N
76
N
N
N
77
N
N
N
78
R
C
N
79
N
C
N
80
N
O
N
81
N
C
N
82
N
S
N
83
N
O
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
N
N
92
S
C
N
93
N
C
N
94
N
O
N
95
N
C
N
96
N
C
N
97
N
C
N
98
N
O
N
99
N
N
N
100
N
O
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
H
N
109
N
H
N
110
N
H
N
111
N
N
N
112
S
C
N
113
N
C
N
114
N
O
N
115
N
C
N
116
N
C
N
117
N
C
N
118
N
O
N
119
N
O
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
H
N
129
N
H
N
130
N
N
N
131
N
C
N
132
N
C
N
133
N
O
N
134
N
O
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
HG
N
141
N
N
N
142
S
C
N
143
N
C
N
144
N
O
N
145
N
C
Y
146
N
C
Y
147
N
N
Y
148
N
C
Y
149
N
C
Y
150
N
N
N
151
N
O
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
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
O
N
163
N
H
N
164
N
H
N
165
N
N
N
166
N
C
N
167
N
C
Y
168
N
C
Y
169
N
N
Y
170
N
C
Y
171
N
C
Y
172
N
N
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
N
N
183
S
C
N
184
N
C
N
185
N
O
N
186
S
C
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
O
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
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
N
N
205
S
C
N
206
N
C
N
207
N
O
N
208
N
C
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
O
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
H
N
224
N
H
N
225
N
H
N
226
N
N
N
227
S
C
N
228
N
C
N
229
N
O
N
230
N
C
N
231
N
C
N
232
N
C
N
233
N
C
N
234
N
N
N
235
N
O
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
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
N
N
252
S
C
N
253
N
C
N
254
N
O
N
255
N
C
N
256
N
C
N
257
N
S
N
258
N
C
N
259
N
O
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
H
N
271
N
N
N
272
S
C
N
273
N
C
N
274
N
O
N
275
N
C
Y
276
N
C
Y
277
N
C
Y
278
N
C
Y
279
N
C
Y
280
N
C
Y
281
N
C
N
282
N
O
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
H
N
294
N
N
N
295
S
C
N
296
N
C
N
297
N
O
N
298
N
C
N
299
N
C
N
300
N
C
N
301
N
O
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
H
N
311
N
N
N
312
S
C
N
313
N
C
N
314
N
O
N
315
N
C
N
316
N
O
N
317
N
O
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
H
N
325
N
N
N
326
S
C
N
327
N
C
N
328
N
O
N
329
R
C
N
330
N
O
N
331
N
C
N
332
N
O
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
H
N
342
N
N
N
343
S
C
N
344
N
C
N
345
N
O
N
346
N
C
Y
347
N
C
Y
348
N
C
Y
349
N
C
Y
350
N
N
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
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
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
N
N
370
S
C
N
371
N
C
N
372
N
O
N
373
N
C
Y
374
N
C
Y
375
N
C
Y
376
N
C
Y
377
N
C
Y
378
N
C
Y
379
N
C
N
380
N
O
N
381
N
O
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
H
N
393
N
N
N
394
S
C
N
395
N
C
N
396
N
O
N
397
N
C
N
398
N
C
N
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
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
doub
N
71
N
doub
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
sing
N
78
N
doub
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
sing
N
90
N
sing
N
91
N
doub
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
doub
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
sing
N
109
N
sing
N
110
N
doub
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
doub
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
doub
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
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
Y
142
N
sing
Y
143
N
doub
Y
144
N
doub
N
145
N
sing
Y
146
N
sing
N
147
N
sing
Y
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
sing
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
Y
163
N
sing
Y
164
N
doub
Y
165
N
doub
Y
166
N
sing
N
167
N
sing
Y
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
doub
N
178
N
sing
N
179
N
sing
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
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
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
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
doub
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
Y
267
N
doub
Y
268
N
sing
Y
269
N
sing
N
270
N
sing
Y
271
N
doub
N
272
N
sing
Y
273
N
doub
N
274
N
sing
Y
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
sing
N
284
N
sing
N
285
N
doub
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
doub
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
sing
N
313
N
sing
N
314
N
sing
N
315
N
doub
N
316
N
sing
N
317
N
sing
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
doub
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
Y
336
N
doub
Y
337
N
sing
Y
338
N
sing
N
339
N
sing
Y
340
N
doub
Y
341
N
sing
Y
342
N
sing
N
343
N
sing
Y
344
N
sing
Y
345
N
doub
N
346
N
sing
Y
347
N
doub
N
348
N
sing
Y
349
N
sing
N
350
N
sing
N
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
doub
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
Y
364
N
doub
Y
365
N
sing
Y
366
N
sing
N
367
N
sing
Y
368
N
doub
N
369
N
sing
Y
370
N
doub
N
371
N
sing
Y
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
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
doub
N
384
N
sing
N
385
N
sing
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
US
Biochemistry
BICHAW
0033
0006-2960
36
10384
10392
10.1021/bi970760v
9265618
Carbonic anhydrase activators: X-ray crystallographic and spectroscopic investigations for the interaction of isozymes I and II with histamine.
1997
10.2210/pdb1avn/pdb
pdb_00001avn
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
293
1
AREA DETECTOR
1996-11
SIEMENS
GRAPHITE(002)
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
MACSCIENCE M18X
COMPLEX WITH HISTAMINE
29157.863
CARBONIC ANHYDRASE II
4.2.1.1
1
man
polymer
65.409
ZINC ION
1
syn
non-polymer
200.590
MERCURY (II) ION
1
syn
non-polymer
42.020
AZIDE ION
1
syn
non-polymer
111.145
HISTAMINE
1
syn
non-polymer
18.015
water
155
nat
water
HCA II
no
no
SHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKG
GPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVD
VLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMV
DNWRPAQPLKNRQIKASFK
SHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKG
GPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVD
VLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMV
DNWRPAQPLKNRQIKASFK
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
Homo
Escherichia
Escherichia coli
sample
ERYTHROCYTES
BL21
9606
Homo sapiens
469008
Escherichia coli BL21(DE3)
BL21 (DE3)
PACA/HCA II
1
2.15
42.68
7.7
HCA II CRYSTALLIZED FROM 2.3 M AMMONIUM SULFATE, 50MM TRIS-HCL, 3MM SODIUM AZIDE, PH 7.7
pdbx_database_status
pdbx_unobs_or_zero_occ_residues
struct_conf
struct_conf_type
diffrn_source
chem_comp_atom
chem_comp_bond
database_2
pdbx_struct_conn_angle
pdbx_unobs_or_zero_occ_residues
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Advisory
Derived calculations
Other
Data collection
Advisory
Data collection
Database references
Derived calculations
1
0
1997-12-24
1
1
2008-03-24
1
2
2011-07-13
1
3
2017-11-29
1
4
2018-04-04
1
5
2024-02-07
_pdbx_database_status.process_site
_diffrn_source.type
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_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.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.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_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
Y
BNL
1997-09-17
REL
ZN
ZINC ION
HG
MERCURY (II) ION
AZI
AZIDE ION
HSM
HISTAMINE
HOH
water
ZN
262
2
ZN
ZN
262
A
HG
263
3
HG
HG
263
A
AZI
265
4
AZI
AZI
265
A
HSM
264
5
HSM
HSM
264
A
HOH
3
6
HOH
HOH
266
A
HOH
4
6
HOH
HOH
267
A
HOH
5
6
HOH
HOH
268
A
HOH
6
6
HOH
HOH
269
A
HOH
7
6
HOH
HOH
270
A
HOH
8
6
HOH
HOH
271
A
HOH
9
6
HOH
HOH
272
A
HOH
10
6
HOH
HOH
273
A
HOH
11
6
HOH
HOH
274
A
HOH
12
6
HOH
HOH
275
A
HOH
13
6
HOH
HOH
276
A
HOH
14
6
HOH
HOH
277
A
HOH
15
6
HOH
HOH
278
A
HOH
16
6
HOH
HOH
279
A
HOH
17
6
HOH
HOH
280
A
HOH
18
6
HOH
HOH
281
A
HOH
19
6
HOH
HOH
282
A
HOH
20
6
HOH
HOH
283
A
HOH
21
6
HOH
HOH
284
A
HOH
22
6
HOH
HOH
285
A
HOH
23
6
HOH
HOH
286
A
HOH
24
6
HOH
HOH
287
A
HOH
25
6
HOH
HOH
288
A
HOH
26
6
HOH
HOH
289
A
HOH
27
6
HOH
HOH
290
A
HOH
28
6
HOH
HOH
291
A
HOH
29
6
HOH
HOH
292
A
HOH
30
6
HOH
HOH
293
A
HOH
31
6
HOH
HOH
294
A
HOH
32
6
HOH
HOH
295
A
HOH
33
6
HOH
HOH
296
A
HOH
34
6
HOH
HOH
297
A
HOH
35
6
HOH
HOH
298
A
HOH
36
6
HOH
HOH
299
A
HOH
37
6
HOH
HOH
300
A
HOH
38
6
HOH
HOH
301
A
HOH
39
6
HOH
HOH
302
A
HOH
40
6
HOH
HOH
303
A
HOH
41
6
HOH
HOH
304
A
HOH
42
6
HOH
HOH
305
A
HOH
43
6
HOH
HOH
306
A
HOH
44
6
HOH
HOH
307
A
HOH
45
6
HOH
HOH
308
A
HOH
46
6
HOH
HOH
309
A
HOH
47
6
HOH
HOH
310
A
HOH
48
6
HOH
HOH
311
A
HOH
49
6
HOH
HOH
312
A
HOH
50
6
HOH
HOH
313
A
HOH
51
6
HOH
HOH
314
A
HOH
52
6
HOH
HOH
315
A
HOH
53
6
HOH
HOH
316
A
HOH
54
6
HOH
HOH
317
A
HOH
55
6
HOH
HOH
318
A
HOH
56
6
HOH
HOH
319
A
HOH
57
6
HOH
HOH
320
A
HOH
58
6
HOH
HOH
321
A
HOH
59
6
HOH
HOH
322
A
HOH
60
6
HOH
HOH
323
A
HOH
61
6
HOH
HOH
324
A
HOH
62
6
HOH
HOH
325
A
HOH
63
6
HOH
HOH
326
A
HOH
64
6
HOH
HOH
327
A
HOH
65
6
HOH
HOH
328
A
HOH
66
6
HOH
HOH
329
A
HOH
67
6
HOH
HOH
330
A
HOH
68
6
HOH
HOH
331
A
HOH
69
6
HOH
HOH
332
A
HOH
70
6
HOH
HOH
333
A
HOH
71
6
HOH
HOH
334
A
HOH
72
6
HOH
HOH
335
A
HOH
73
6
HOH
HOH
336
A
HOH
74
6
HOH
HOH
337
A
HOH
75
6
HOH
HOH
338
A
HOH
76
6
HOH
HOH
339
A
HOH
77
6
HOH
HOH
340
A
HOH
78
6
HOH
HOH
341
A
HOH
79
6
HOH
HOH
342
A
HOH
80
6
HOH
HOH
343
A
HOH
81
6
HOH
HOH
344
A
HOH
82
6
HOH
HOH
345
A
HOH
83
6
HOH
HOH
346
A
HOH
84
6
HOH
HOH
347
A
HOH
85
6
HOH
HOH
348
A
HOH
86
6
HOH
HOH
349
A
HOH
87
6
HOH
HOH
350
A
HOH
88
6
HOH
HOH
351
A
HOH
89
6
HOH
HOH
352
A
HOH
90
6
HOH
HOH
353
A
HOH
91
6
HOH
HOH
354
A
HOH
92
6
HOH
HOH
355
A
HOH
93
6
HOH
HOH
356
A
HOH
94
6
HOH
HOH
357
A
HOH
95
6
HOH
HOH
358
A
HOH
96
6
HOH
HOH
359
A
HOH
97
6
HOH
HOH
360
A
HOH
98
6
HOH
HOH
361
A
HOH
99
6
HOH
HOH
362
A
HOH
100
6
HOH
HOH
363
A
HOH
101
6
HOH
HOH
364
A
HOH
102
6
HOH
HOH
365
A
HOH
103
6
HOH
HOH
366
A
HOH
104
6
HOH
HOH
367
A
HOH
105
6
HOH
HOH
368
A
HOH
106
6
HOH
HOH
369
A
HOH
107
6
HOH
HOH
370
A
HOH
108
6
HOH
HOH
371
A
HOH
109
6
HOH
HOH
372
A
HOH
110
6
HOH
HOH
373
A
HOH
111
6
HOH
HOH
374
A
HOH
112
6
HOH
HOH
375
A
HOH
113
6
HOH
HOH
376
A
HOH
114
6
HOH
HOH
377
A
HOH
115
6
HOH
HOH
378
A
HOH
116
6
HOH
HOH
379
A
HOH
117
6
HOH
HOH
380
A
HOH
118
6
HOH
HOH
381
A
HOH
119
6
HOH
HOH
382
A
HOH
120
6
HOH
HOH
383
A
HOH
121
6
HOH
HOH
384
A
HOH
122
6
HOH
HOH
385
A
HOH
123
6
HOH
HOH
386
A
HOH
124
6
HOH
HOH
387
A
HOH
125
6
HOH
HOH
388
A
HOH
126
6
HOH
HOH
389
A
HOH
127
6
HOH
HOH
390
A
HOH
128
6
HOH
HOH
391
A
HOH
129
6
HOH
HOH
392
A
HOH
130
6
HOH
HOH
393
A
HOH
131
6
HOH
HOH
394
A
HOH
132
6
HOH
HOH
395
A
HOH
133
6
HOH
HOH
396
A
HOH
134
6
HOH
HOH
397
A
HOH
135
6
HOH
HOH
398
A
HOH
136
6
HOH
HOH
399
A
HOH
137
6
HOH
HOH
400
A
HOH
138
6
HOH
HOH
401
A
HOH
139
6
HOH
HOH
402
A
HOH
140
6
HOH
HOH
403
A
HOH
141
6
HOH
HOH
404
A
HOH
143
6
HOH
HOH
405
A
HOH
148
6
HOH
HOH
406
A
HOH
150
6
HOH
HOH
407
A
HOH
153
6
HOH
HOH
408
A
HOH
155
6
HOH
HOH
409
A
HOH
157
6
HOH
HOH
410
A
HOH
165
6
HOH
HOH
411
A
HOH
170
6
HOH
HOH
412
A
HOH
171
6
HOH
HOH
413
A
HOH
173
6
HOH
HOH
414
A
HOH
174
6
HOH
HOH
415
A
HOH
175
6
HOH
HOH
416
A
HOH
176
6
HOH
HOH
417
A
HOH
177
6
HOH
HOH
418
A
HOH
178
6
HOH
HOH
419
A
HOH
179
6
HOH
HOH
420
A
n
1
2
A
n
2
3
A
HIS
4
n
3
HIS
4
A
TRP
5
n
4
TRP
5
A
GLY
6
n
5
GLY
6
A
TYR
7
n
6
TYR
7
A
GLY
8
n
7
GLY
8
A
LYS
9
n
8
LYS
9
A
HIS
10
n
9
HIS
10
A
ASN
11
n
10
ASN
11
A
GLY
12
n
11
GLY
12
A
PRO
13
n
12
PRO
13
A
GLU
14
n
13
GLU
14
A
HIS
15
n
14
HIS
15
A
TRP
16
n
15
TRP
16
A
HIS
17
n
16
HIS
17
A
LYS
18
n
17
LYS
18
A
ASP
19
n
18
ASP
19
A
PHE
20
n
19
PHE
20
A
PRO
21
n
20
PRO
21
A
ILE
22
n
21
ILE
22
A
ALA
23
n
22
ALA
23
A
LYS
24
n
23
LYS
24
A
GLY
25
n
24
GLY
25
A
GLU
26
n
25
GLU
26
A
ARG
27
n
26
ARG
27
A
GLN
28
n
27
GLN
28
A
SER
29
n
28
SER
29
A
PRO
30
n
29
PRO
30
A
VAL
31
n
30
VAL
31
A
ASP
32
n
31
ASP
32
A
ILE
33
n
32
ILE
33
A
ASP
34
n
33
ASP
34
A
THR
35
n
34
THR
35
A
HIS
36
n
35
HIS
36
A
THR
37
n
36
THR
37
A
ALA
38
n
37
ALA
38
A
LYS
39
n
38
LYS
39
A
TYR
40
n
39
TYR
40
A
ASP
41
n
40
ASP
41
A
PRO
42
n
41
PRO
42
A
SER
43
n
42
SER
43
A
LEU
44
n
43
LEU
44
A
LYS
45
n
44
LYS
45
A
PRO
46
n
45
PRO
46
A
LEU
47
n
46
LEU
47
A
SER
48
n
47
SER
48
A
VAL
49
n
48
VAL
49
A
SER
50
n
49
SER
50
A
TYR
51
n
50
TYR
51
A
ASP
52
n
51
ASP
52
A
GLN
53
n
52
GLN
53
A
ALA
54
n
53
ALA
54
A
THR
55
n
54
THR
55
A
SER
56
n
55
SER
56
A
LEU
57
n
56
LEU
57
A
ARG
58
n
57
ARG
58
A
ILE
59
n
58
ILE
59
A
LEU
60
n
59
LEU
60
A
ASN
61
n
60
ASN
61
A
ASN
62
n
61
ASN
62
A
GLY
63
n
62
GLY
63
A
HIS
64
n
63
HIS
64
A
ALA
65
n
64
ALA
65
A
PHE
66
n
65
PHE
66
A
ASN
67
n
66
ASN
67
A
VAL
68
n
67
VAL
68
A
GLU
69
n
68
GLU
69
A
PHE
70
n
69
PHE
70
A
ASP
71
n
70
ASP
71
A
ASP
72
n
71
ASP
72
A
SER
73
n
72
SER
73
A
GLN
74
n
73
GLN
74
A
ASP
75
n
74
ASP
75
A
LYS
76
n
75
LYS
76
A
ALA
77
n
76
ALA
77
A
VAL
78
n
77
VAL
78
A
LEU
79
n
78
LEU
79
A
LYS
80
n
79
LYS
80
A
GLY
81
n
80
GLY
81
A
GLY
82
n
81
GLY
82
A
PRO
83
n
82
PRO
83
A
LEU
84
n
83
LEU
84
A
ASP
85
n
84
ASP
85
A
GLY
86
n
85
GLY
86
A
THR
87
n
86
THR
87
A
TYR
88
n
87
TYR
88
A
ARG
89
n
88
ARG
89
A
LEU
90
n
89
LEU
90
A
ILE
91
n
90
ILE
91
A
GLN
92
n
91
GLN
92
A
PHE
93
n
92
PHE
93
A
HIS
94
n
93
HIS
94
A
PHE
95
n
94
PHE
95
A
HIS
96
n
95
HIS
96
A
TRP
97
n
96
TRP
97
A
GLY
98
n
97
GLY
98
A
SER
99
n
98
SER
99
A
LEU
100
n
99
LEU
100
A
ASP
101
n
100
ASP
101
A
GLY
102
n
101
GLY
102
A
GLN
103
n
102
GLN
103
A
GLY
104
n
103
GLY
104
A
SER
105
n
104
SER
105
A
GLU
106
n
105
GLU
106
A
HIS
107
n
106
HIS
107
A
THR
108
n
107
THR
108
A
VAL
109
n
108
VAL
109
A
ASP
110
n
109
ASP
110
A
LYS
111
n
110
LYS
111
A
LYS
112
n
111
LYS
112
A
LYS
113
n
112
LYS
113
A
TYR
114
n
113
TYR
114
A
ALA
115
n
114
ALA
115
A
ALA
116
n
115
ALA
116
A
GLU
117
n
116
GLU
117
A
LEU
118
n
117
LEU
118
A
HIS
119
n
118
HIS
119
A
LEU
120
n
119
LEU
120
A
VAL
121
n
120
VAL
121
A
HIS
122
n
121
HIS
122
A
TRP
123
n
122
TRP
123
A
ASN
124
n
123
ASN
124
A
THR
125
n
124
THR
125
A
LYS
127
n
125
LYS
127
A
TYR
128
n
126
TYR
128
A
GLY
129
n
127
GLY
129
A
ASP
130
n
128
ASP
130
A
PHE
131
n
129
PHE
131
A
GLY
132
n
130
GLY
132
A
LYS
133
n
131
LYS
133
A
ALA
134
n
132
ALA
134
A
VAL
135
n
133
VAL
135
A
GLN
136
n
134
GLN
136
A
GLN
137
n
135
GLN
137
A
PRO
138
n
136
PRO
138
A
ASP
139
n
137
ASP
139
A
GLY
140
n
138
GLY
140
A
LEU
141
n
139
LEU
141
A
ALA
142
n
140
ALA
142
A
VAL
143
n
141
VAL
143
A
LEU
144
n
142
LEU
144
A
GLY
145
n
143
GLY
145
A
ILE
146
n
144
ILE
146
A
PHE
147
n
145
PHE
147
A
LEU
148
n
146
LEU
148
A
LYS
149
n
147
LYS
149
A
VAL
150
n
148
VAL
150
A
GLY
151
n
149
GLY
151
A
SER
152
n
150
SER
152
A
ALA
153
n
151
ALA
153
A
LYS
154
n
152
LYS
154
A
PRO
155
n
153
PRO
155
A
GLY
156
n
154
GLY
156
A
LEU
157
n
155
LEU
157
A
GLN
158
n
156
GLN
158
A
LYS
159
n
157
LYS
159
A
VAL
160
n
158
VAL
160
A
VAL
161
n
159
VAL
161
A
ASP
162
n
160
ASP
162
A
VAL
163
n
161
VAL
163
A
LEU
164
n
162
LEU
164
A
ASP
165
n
163
ASP
165
A
SER
166
n
164
SER
166
A
ILE
167
n
165
ILE
167
A
LYS
168
n
166
LYS
168
A
THR
169
n
167
THR
169
A
LYS
170
n
168
LYS
170
A
GLY
171
n
169
GLY
171
A
LYS
172
n
170
LYS
172
A
SER
173
n
171
SER
173
A
ALA
174
n
172
ALA
174
A
ASP
175
n
173
ASP
175
A
PHE
176
n
174
PHE
176
A
THR
177
n
175
THR
177
A
ASN
178
n
176
ASN
178
A
PHE
179
n
177
PHE
179
A
ASP
180
n
178
ASP
180
A
PRO
181
n
179
PRO
181
A
ARG
182
n
180
ARG
182
A
GLY
183
n
181
GLY
183
A
LEU
184
n
182
LEU
184
A
LEU
185
n
183
LEU
185
A
PRO
186
n
184
PRO
186
A
GLU
187
n
185
GLU
187
A
SER
188
n
186
SER
188
A
LEU
189
n
187
LEU
189
A
ASP
190
n
188
ASP
190
A
TYR
191
n
189
TYR
191
A
TRP
192
n
190
TRP
192
A
THR
193
n
191
THR
193
A
TYR
194
n
192
TYR
194
A
PRO
195
n
193
PRO
195
A
GLY
196
n
194
GLY
196
A
SER
197
n
195
SER
197
A
LEU
198
n
196
LEU
198
A
THR
199
n
197
THR
199
A
THR
200
n
198
THR
200
A
PRO
201
n
199
PRO
201
A
PRO
202
n
200
PRO
202
A
LEU
203
n
201
LEU
203
A
LEU
204
n
202
LEU
204
A
GLU
205
n
203
GLU
205
A
CYS
206
n
204
CYS
206
A
VAL
207
n
205
VAL
207
A
THR
208
n
206
THR
208
A
TRP
209
n
207
TRP
209
A
ILE
210
n
208
ILE
210
A
VAL
211
n
209
VAL
211
A
LEU
212
n
210
LEU
212
A
LYS
213
n
211
LYS
213
A
GLU
214
n
212
GLU
214
A
PRO
215
n
213
PRO
215
A
ILE
216
n
214
ILE
216
A
SER
217
n
215
SER
217
A
VAL
218
n
216
VAL
218
A
SER
219
n
217
SER
219
A
SER
220
n
218
SER
220
A
GLU
221
n
219
GLU
221
A
GLN
222
n
220
GLN
222
A
VAL
223
n
221
VAL
223
A
LEU
224
n
222
LEU
224
A
LYS
225
n
223
LYS
225
A
PHE
226
n
224
PHE
226
A
ARG
227
n
225
ARG
227
A
LYS
228
n
226
LYS
228
A
LEU
229
n
227
LEU
229
A
ASN
230
n
228
ASN
230
A
PHE
231
n
229
PHE
231
A
ASN
232
n
230
ASN
232
A
GLY
233
n
231
GLY
233
A
GLU
234
n
232
GLU
234
A
GLY
235
n
233
GLY
235
A
GLU
236
n
234
GLU
236
A
PRO
237
n
235
PRO
237
A
GLU
238
n
236
GLU
238
A
GLU
239
n
237
GLU
239
A
LEU
240
n
238
LEU
240
A
MET
241
n
239
MET
241
A
VAL
242
n
240
VAL
242
A
ASP
243
n
241
ASP
243
A
ASN
244
n
242
ASN
244
A
TRP
245
n
243
TRP
245
A
ARG
246
n
244
ARG
246
A
PRO
247
n
245
PRO
247
A
ALA
248
n
246
ALA
248
A
GLN
249
n
247
GLN
249
A
PRO
250
n
248
PRO
250
A
LEU
251
n
249
LEU
251
A
LYS
252
n
250
LYS
252
A
ASN
253
n
251
ASN
253
A
ARG
254
n
252
ARG
254
A
GLN
255
n
253
GLN
255
A
ILE
256
n
254
ILE
256
A
LYS
257
n
255
LYS
257
A
ALA
258
n
256
ALA
258
A
SER
259
n
257
SER
259
A
PHE
260
n
258
PHE
260
A
LYS
261
n
259
LYS
261
A
0.1540000
author_defined_assembly
1
monomeric
A
HIS
94
A
NE2
HIS
93
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HIS
96
A
NE2
HIS
95
1_555
100.3
A
HIS
94
A
NE2
HIS
93
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HIS
119
A
ND1
HIS
118
1_555
116.3
A
HIS
96
A
NE2
HIS
95
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HIS
119
A
ND1
HIS
118
1_555
102.8
A
HIS
94
A
NE2
HIS
93
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N2
AZI
1_555
109.6
A
HIS
96
A
NE2
HIS
95
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N2
AZI
1_555
134.3
A
HIS
119
A
ND1
HIS
118
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N2
AZI
1_555
94.1
A
HIS
94
A
NE2
HIS
93
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N3
AZI
1_555
103.4
A
HIS
96
A
NE2
HIS
95
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N3
AZI
1_555
115.5
A
HIS
119
A
ND1
HIS
118
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N3
AZI
1_555
117.7
A
AZI
265
D
N2
AZI
1_555
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N3
AZI
1_555
25.1
A
HIS
94
A
NE2
HIS
93
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HOH
407
F
O
HOH
1_555
104.8
A
HIS
96
A
NE2
HIS
95
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HOH
407
F
O
HOH
1_555
137.8
A
HIS
119
A
ND1
HIS
118
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HOH
407
F
O
HOH
1_555
95.8
A
AZI
265
D
N2
AZI
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HOH
407
F
O
HOH
1_555
4.9
A
AZI
265
D
N3
AZI
1_555
A
ZN
262
B
ZN
ZN
1_555
A
HOH
407
F
O
HOH
1_555
25.4
A
GLN
137
A
O
GLN
135
1_555
A
HG
263
C
HG
HG
1_555
A
GLU
205
A
O
GLU
203
1_555
94.2
A
GLN
137
A
O
GLN
135
1_555
A
HG
263
C
HG
HG
1_555
A
CYS
206
A
SG
CYS
204
1_555
87.7
A
GLU
205
A
O
GLU
203
1_555
A
HG
263
C
HG
HG
1_555
A
CYS
206
A
SG
CYS
204
1_555
91.4
A
GLN
137
A
O
GLN
135
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
347
F
O
HOH
1_555
99.6
A
GLU
205
A
O
GLU
203
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
347
F
O
HOH
1_555
64.2
A
CYS
206
A
SG
CYS
204
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
347
F
O
HOH
1_555
154.8
A
GLN
137
A
O
GLN
135
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
420
F
O
HOH
1_555
95.9
A
GLU
205
A
O
GLU
203
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
420
F
O
HOH
1_555
110.1
A
CYS
206
A
SG
CYS
204
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
420
F
O
HOH
1_555
157.8
A
HOH
347
F
O
HOH
1_555
A
HG
263
C
HG
HG
1_555
A
HOH
420
F
O
HOH
1_555
45.9
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
LYS
39
A
O
LYS
38
A
N
ALA
258
A
N
ALA
256
A
O
LYS
257
A
O
LYS
255
A
N
THR
193
A
N
THR
191
A
O
TRP
192
A
O
TRP
190
A
N
VAL
211
A
N
VAL
209
A
N
ILE
210
A
N
ILE
208
A
O
VAL
143
A
O
VAL
141
A
O
LEU
144
A
O
LEU
142
A
N
LEU
120
A
N
LEU
119
A
N
HIS
119
A
N
HIS
118
A
O
HIS
94
A
O
HIS
93
A
O
PHE
93
A
O
PHE
92
A
N
VAL
68
A
N
VAL
67
A
N
GLU
69
A
N
GLU
68
A
O
ARG
58
A
O
ARG
57
A
N
ILE
59
A
N
ILE
58
A
O
SER
173
A
O
SER
171
A
O
VAL
218
A
O
VAL
216
A
N
GLY
151
A
N
GLY
149
A
O
LEU
144
A
O
LEU
142
A
N
LEU
120
A
N
LEU
119
A
N
HIS
119
A
N
HIS
118
A
O
HIS
94
A
O
HIS
93
A
O
PHE
93
A
O
PHE
92
A
N
VAL
68
A
N
VAL
67
A
N
GLU
69
A
N
GLU
68
A
O
ARG
58
A
O
ARG
57
A
N
ILE
59
A
N
ILE
58
A
O
SER
173
A
O
SER
171
A
O
SER
48
A
O
SER
47
A
N
LYS
80
A
N
LYS
79
A
N
ILE
33
A
N
ILE
32
A
O
THR
108
A
O
THR
107
1
A
CB
HIS
4
A
CB
HIS
3
1
Y
1
A
CG
HIS
4
A
CG
HIS
3
1
Y
1
A
ND1
HIS
4
A
ND1
HIS
3
1
Y
1
A
CD2
HIS
4
A
CD2
HIS
3
1
Y
1
A
CE1
HIS
4
A
CE1
HIS
3
1
Y
1
A
NE2
HIS
4
A
NE2
HIS
3
1
Y
1
A
CB
GLU
14
A
CB
GLU
13
1
Y
1
A
CG
GLU
14
A
CG
GLU
13
1
Y
1
A
CD
GLU
14
A
CD
GLU
13
1
Y
1
A
OE1
GLU
14
A
OE1
GLU
13
1
Y
1
A
OE2
GLU
14
A
OE2
GLU
13
1
Y
1
A
SER
2
A
SER
1
1
Y
1
A
HIS
3
A
HIS
2
1
Y
1
A
HOH
301
F
HOH
0
N
1
A
A
O
O
HOH
HOH
313
420
1.98
1
A
A
OE2
O
GLU
HOH
239
312
2.14
1
A
A
C
N
THR
LYS
125
127
1.65
1
9.93
1.60
122.70
132.63
A
A
A
O
C
N
TRP
TRP
HIS
16
16
17
Y
1
-6.83
0.90
118.30
111.47
A
A
A
CB
CG
OD2
ASP
ASP
ASP
19
19
19
N
1
17.84
2.70
114.20
132.04
A
A
A
CB
CG
CD
GLU
GLU
GLU
26
26
26
N
1
-10.45
1.20
123.30
112.85
A
A
A
OE1
CD
OE2
GLU
GLU
GLU
26
26
26
N
1
6.57
0.50
120.30
126.87
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
27
27
27
N
1
-5.36
0.50
120.30
114.94
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
27
27
27
N
1
-14.96
2.10
120.10
105.14
A
A
A
CA
C
O
SER
SER
SER
29
29
29
N
1
-23.60
2.80
117.10
93.50
A
A
A
CA
C
N
SER
SER
PRO
29
29
30
Y
1
39.35
1.90
121.10
160.45
A
A
A
O
C
N
SER
SER
PRO
29
29
30
Y
1
55.62
1.50
119.30
174.92
A
A
A
C
N
CA
SER
PRO
PRO
29
30
30
Y
1
-39.26
2.10
128.40
89.14
A
A
A
C
N
CD
SER
PRO
PRO
29
30
30
Y
1
-25.92
1.40
111.70
85.78
A
A
A
CA
N
CD
PRO
PRO
PRO
30
30
30
N
1
24.38
1.20
103.30
127.68
A
A
A
N
CA
CB
PRO
PRO
PRO
30
30
30
N
1
15.88
1.50
103.20
119.08
A
A
A
N
CD
CG
PRO
PRO
PRO
30
30
30
N
1
7.79
0.90
118.30
126.09
A
A
A
CB
CG
OD1
ASP
ASP
ASP
34
34
34
N
1
20.86
2.20
113.40
134.26
A
A
A
CA
CB
CG
LYS
LYS
LYS
39
39
39
N
1
3.83
0.60
121.00
124.83
A
A
A
CB
CG
CD2
TYR
TYR
TYR
40
40
40
N
1
5.55
0.90
118.30
123.85
A
A
A
CB
CG
OD1
ASP
ASP
ASP
41
41
41
N
1
18.27
2.70
111.20
129.47
A
A
A
CA
CB
OG
SER
SER
SER
43
43
43
N
1
6.44
0.90
118.30
124.74
A
A
A
CB
CG
OD1
ASP
ASP
ASP
52
52
52
N
1
18.56
1.40
123.60
142.16
A
A
A
CD
NE
CZ
ARG
ARG
ARG
58
58
58
N
1
-3.23
0.50
120.30
117.07
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
58
58
58
N
1
10.83
1.80
110.60
121.43
A
A
A
N
CA
CB
PHE
PHE
PHE
66
66
66
N
1
16.58
2.50
121.70
138.28
A
A
A
C
N
CA
ASP
LYS
LYS
75
76
76
Y
1
-7.66
1.20
103.30
95.64
A
A
A
N
CA
CB
PRO
PRO
PRO
83
83
83
N
1
-9.63
1.60
122.70
113.07
A
A
A
O
C
N
PRO
PRO
LEU
83
83
84
Y
1
-3.81
0.60
121.00
117.19
A
A
A
CB
CG
CD2
TYR
TYR
TYR
88
88
88
N
1
5.62
0.90
118.30
123.92
A
A
A
CB
CG
OD1
ASP
ASP
ASP
101
101
101
N
1
15.94
2.60
111.60
127.54
A
A
A
CB
CG
CD
LYS
LYS
LYS
112
112
112
N
1
3.66
0.60
121.00
124.66
A
A
A
CB
CG
CD2
TYR
TYR
TYR
114
114
114
N
1
14.92
2.20
113.40
128.32
A
A
A
CA
CB
CG
LYS
LYS
LYS
127
127
127
N
1
4.20
0.60
121.00
125.20
A
A
A
CB
CG
CD2
TYR
TYR
TYR
128
128
128
N
1
-18.95
1.90
123.30
104.35
A
A
A
OD1
CG
OD2
ASP
ASP
ASP
130
130
130
N
1
7.05
0.90
118.30
125.35
A
A
A
CB
CG
OD1
ASP
ASP
ASP
130
130
130
N
1
12.00
0.90
118.30
130.30
A
A
A
CB
CG
OD2
ASP
ASP
ASP
130
130
130
N
1
8.43
0.90
118.30
126.73
A
A
A
CB
CG
OD1
ASP
ASP
ASP
139
139
139
N
1
-6.41
0.90
118.30
111.89
A
A
A
CB
CG
OD2
ASP
ASP
ASP
162
162
162
N
1
9.45
1.50
110.50
119.95
A
A
A
N
CA
CB
SER
SER
SER
173
173
173
N
1
13.07
0.90
118.30
131.37
A
A
A
CB
CG
OD1
ASP
ASP
ASP
175
175
175
N
1
-8.43
0.90
118.30
109.87
A
A
A
CB
CG
OD2
ASP
ASP
ASP
175
175
175
N
1
6.71
0.50
120.30
127.01
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
182
182
182
N
1
-10.31
1.60
122.70
112.39
A
A
A
O
C
N
GLU
GLU
SER
187
187
188
Y
1
6.39
0.90
118.30
124.69
A
A
A
CB
CG
OD1
ASP
ASP
ASP
190
190
190
N
1
8.18
0.60
121.00
129.18
A
A
A
CB
CG
CD2
TYR
TYR
TYR
191
191
191
N
1
3.66
0.60
121.00
124.66
A
A
A
CB
CG
CD1
TYR
TYR
TYR
194
194
194
N
1
-7.70
1.20
123.30
115.60
A
A
A
OE1
CD
OE2
GLU
GLU
GLU
221
221
221
N
1
6.06
0.70
120.80
126.86
A
A
A
CB
CG
CD1
PHE
PHE
PHE
226
226
226
N
1
6.59
0.50
120.30
126.89
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
227
227
227
N
1
20.03
2.60
111.60
131.63
A
A
A
CB
CG
CD
LYS
LYS
LYS
228
228
228
N
1
20.34
2.20
113.40
133.74
A
A
A
CA
CB
CG
GLN
GLN
GLN
255
255
255
N
1
A
A
CD
N
PRO
PRO
30
30
0.138
0.014
1.474
1.612
N
1
A
PRO
30
115.69
152.87
1
A
LYS
111
80.92
-0.84
1
A
ASN
244
-92.25
42.50
1
A
LYS
252
53.20
-131.18
1
A
ASN
253
-81.73
46.66
14.9
0.1540000
2.0
15.0
14464
14464
80.6
1
FOURIER SYNTHESIS
0.15
30.
0.15
2.0
15.0
177
2220
4
0
2039
0.018
0.020
0.056
0.040
0.080
0.050
0.174
0.150
0.177
0.300
0.183
0.300
0.211
0.300
6.3
3.0
17.9
15.0
29.5
20.0
2.00
30.9
1AVN
14777
0.0760000
0.0900000
1
33.61
3.4
81.
0.0640000
2.00
2.25
10.7
0.1740000
2.3
73.
model building
CCP4
refinement
CCP4
data reduction
XENGEN
data scaling
XENGEN
phasing
CCP4
HUMAN CARBONIC ANHYDRASE II COMPLEXED WITH THE HISTAMINE ACTIVATOR
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
6
N
N
A
PRO
13
A
PRO
12
HELX_P
A
LYS
18
A
LYS
17
5
A
6
A
PRO
21
A
PRO
20
HELX_P
A
LYS
24
A
LYS
23
5
B
4
A
THR
125
A
THR
124
HELX_P
A
TYR
128
A
TYR
126
5
C
3
A
PHE
131
A
PHE
129
HELX_P
A
ALA
134
A
ALA
132
1
D
4
A
PRO
155
A
PRO
153
HELX_P
A
LEU
157
A
LEU
155
5
E1
3
A
GLN
158
A
GLN
156
HELX_P
A
VAL
163
A
VAL
161
1
E2
6
A
LEU
164
A
LEU
162
HELX_P
A
ILE
167
A
ILE
165
5
E3
4
A
PRO
181
A
PRO
179
HELX_P
A
LEU
184
A
LEU
182
5
F
4
A
SER
220
A
SER
218
HELX_P
A
PHE
226
A
PHE
224
1
G
7
metalc
2.049
A
HIS
94
A
NE2
HIS
93
1_555
A
ZN
262
B
ZN
ZN
1_555
metalc
2.126
A
HIS
96
A
NE2
HIS
95
1_555
A
ZN
262
B
ZN
ZN
1_555
metalc
2.004
A
HIS
119
A
ND1
HIS
118
1_555
A
ZN
262
B
ZN
ZN
1_555
metalc
3.131
A
GLN
137
A
O
GLN
135
1_555
A
HG
263
C
HG
HG
1_555
metalc
3.354
A
GLU
205
A
O
GLU
203
1_555
A
HG
263
C
HG
HG
1_555
metalc
2.189
A
CYS
206
A
SG
CYS
204
1_555
A
HG
263
C
HG
HG
1_555
metalc
2.695
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N2
AZI
1_555
metalc
2.052
A
ZN
262
B
ZN
ZN
1_555
A
AZI
265
D
N3
AZI
1_555
metalc
2.458
A
ZN
262
B
ZN
ZN
1_555
A
HOH
407
F
O
HOH
1_555
metalc
3.400
A
HG
263
C
HG
HG
1_555
A
HOH
347
F
O
HOH
1_555
metalc
3.139
A
HG
263
C
HG
HG
1_555
A
HOH
420
F
O
HOH
1_555
LYASE
LYASE, OXO-ACID
A
PRO
201
A
PRO
199
1
A
PRO
202
A
PRO
200
3.99
CAH2_HUMAN
UNP
1
1
P00918
SHHWGYGKHNGPEHWHKDFPIAKGERQSPVDIDTHTAKYDPSLKPLSVSYDQATSLRILNNGHAFNVEFDDSQDKAVLKG
GPLDGTYRLIQFHFHWGSLDGQGSEHTVDKKKYAAELHLVHWNTKYGDFGKAVQQPDGLAVLGIFLKVGSAKPGLQKVVD
VLDSIKTKGKSADFTNFDPRGLLPESLDYWTYPGSLTTPPLLECVTWIVLKEPISVSSEQVLKFRKLNFNGEGEPEELMV
DNWRPAQPLKNRQIKASFK
1
259
1AVN
2
261
P00918
A
1
1
259
10
7
2
2
parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
A
LYS
39
A
LYS
38
A
TYR
40
A
TYR
39
A
LYS
257
A
LYS
255
A
ALA
258
A
ALA
256
A
TYR
191
A
TYR
189
A
GLY
196
A
GLY
194
A
VAL
207
A
VAL
205
A
LEU
212
A
LEU
210
A
LEU
141
A
LEU
139
A
GLY
151
A
GLY
149
A
ALA
116
A
ALA
115
A
ASN
124
A
ASN
123
A
TYR
88
A
TYR
87
A
TRP
97
A
TRP
96
A
PHE
66
A
PHE
65
A
PHE
70
A
PHE
69
A
SER
56
A
SER
55
A
ASN
61
A
ASN
60
A
SER
173
A
SER
171
A
ASP
175
A
ASP
173
A
ILE
216
A
ILE
214
A
SER
219
A
SER
217
A
LEU
141
A
LEU
139
A
GLY
151
A
GLY
149
A
ALA
116
A
ALA
115
A
ASN
124
A
ASN
123
A
TYR
88
A
TYR
87
A
TRP
97
A
TRP
96
A
PHE
66
A
PHE
65
A
PHE
70
A
PHE
69
A
SER
56
A
SER
55
A
ASN
61
A
ASN
60
A
SER
173
A
SER
171
A
ASP
175
A
ASP
173
A
LEU
47
A
LEU
46
A
SER
50
A
SER
49
A
VAL
78
A
VAL
77
A
GLY
81
A
GLY
80
A
ASP
32
A
ASP
31
A
ILE
33
A
ILE
32
A
THR
108
A
THR
107
A
VAL
109
A
VAL
108
ZN SITE.
Unknown
3
BINDING SITE FOR RESIDUE ZN A 262
A
ZN
262
Software
5
BINDING SITE FOR RESIDUE HG A 263
A
HG
263
Software
3
BINDING SITE FOR RESIDUE AZI A 265
A
AZI
265
Software
9
BINDING SITE FOR RESIDUE HSM A 264
A
HSM
264
Software
5
A
HIS
94
A
HIS
93
3
1_555
A
HIS
96
A
HIS
95
3
1_555
A
HIS
119
A
HIS
118
3
1_555
A
HIS
94
A
HIS
93
5
1_555
A
HIS
96
A
HIS
95
5
1_555
A
HIS
119
A
HIS
118
5
1_555
A
AZI
265
D
AZI
5
1_555
A
HOH
407
F
HOH
5
1_555
A
GLN
137
A
GLN
135
3
1_555
A
GLU
205
A
GLU
203
3
1_555
A
CYS
206
A
CYS
204
3
1_555
A
HIS
94
A
HIS
93
9
1_555
A
HIS
96
A
HIS
95
9
1_555
A
HIS
119
A
HIS
118
9
1_555
A
LEU
198
A
LEU
196
9
1_555
A
THR
199
A
THR
197
9
1_555
A
TRP
209
A
TRP
207
9
1_555
A
ZN
262
B
ZN
9
1_555
A
HOH
392
F
HOH
9
1_555
A
HOH
407
F
HOH
9
1_555
A
ASN
62
A
ASN
61
5
1_555
A
HIS
64
A
HIS
63
5
1_555
A
ASN
67
A
ASN
66
5
1_555
A
GLN
92
A
GLN
91
5
1_555
A
HOH
396
F
HOH
5
1_555
4
P 1 21 1