0.008516
0.004917
0.000000
0.000000
0.009833
0.000000
0.000000
0.000000
0.004139
0.00000
0.00000
0.00000
Schelp, E.
Worley, S.
Monzingo, A.F.
Ernst, S.
Robertus, J.D.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
36
90.00
90.00
120.00
117.431
117.431
241.600
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H4 O3
88.062
PYRUVIC ACID
non-polymer
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
O
N
159
N
H
N
160
N
H
N
161
N
N
N
162
S
C
N
163
N
C
N
164
N
O
N
165
S
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
O
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
N
N
184
S
C
N
185
N
C
N
186
N
O
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
O
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
N
N
206
S
C
N
207
N
C
N
208
N
O
N
209
N
C
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
N
N
214
N
O
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
N
N
231
S
C
N
232
N
C
N
233
N
O
N
234
N
C
N
235
N
C
N
236
N
S
N
237
N
C
N
238
N
O
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
N
261
N
O
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
N
N
274
S
C
N
275
N
C
N
276
N
O
N
277
N
C
N
278
N
C
N
279
N
C
N
280
N
O
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
C
N
291
N
O
N
292
N
O
N
293
N
C
N
294
N
O
N
295
N
C
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
N
N
301
S
C
N
302
N
C
N
303
N
O
N
304
N
C
N
305
N
O
N
306
N
O
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
R
C
N
319
N
O
N
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
N
N
332
S
C
N
333
N
C
N
334
N
O
N
335
N
C
Y
336
N
C
Y
337
N
C
Y
338
N
C
Y
339
N
N
Y
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
Y
344
N
C
N
345
N
O
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
H
N
358
N
N
N
359
S
C
N
360
N
C
N
361
N
O
N
362
N
C
Y
363
N
C
Y
364
N
C
Y
365
N
C
Y
366
N
C
Y
367
N
C
Y
368
N
C
N
369
N
O
N
370
N
O
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
N
N
383
S
C
N
384
N
C
N
385
N
O
N
386
N
C
N
387
N
C
N
388
N
C
N
389
N
O
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
H
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
doub
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
doub
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
doub
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
doub
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
doub
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
doub
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
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
sing
N
321
N
doub
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
Y
326
N
doub
Y
327
N
sing
Y
328
N
sing
N
329
N
sing
Y
330
N
doub
Y
331
N
sing
Y
332
N
sing
N
333
N
sing
Y
334
N
sing
Y
335
N
doub
N
336
N
sing
Y
337
N
doub
N
338
N
sing
Y
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
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
doub
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
Y
354
N
doub
Y
355
N
sing
Y
356
N
sing
N
357
N
sing
Y
358
N
doub
N
359
N
sing
Y
360
N
doub
N
361
N
sing
Y
362
N
sing
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
doub
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
sing
N
384
N
sing
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
306
727
732
10.1006/jmbi.2000.4430
11243783
pH-induced structural changes regulate histidine decarboxylase activity in Lactobacillus 30a.
2001
10.2210/pdb1hq6/pdb
pdb_00001hq6
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
103
1
IMAGE PLATE
1999-10-13
RIGAKU RAXIS IV
double focussing mirrors (Ni & Pt) + Ni filter
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU200
8850.832
HISTIDINE DECARBOXYLASE
4.1.1.22
BETA CHAIN (RESIDUES 1-81)
2
man
polymer
25285.375
HISTIDINE DECARBOXYLASE
4.1.1.22
ALPHA CHAIN (RESIDUES 82-310)
2
man
polymer
18.015
water
36
nat
water
PI CHAIN
no
no
SELDAKLNKLGVDRIAISPYKQWTRGYMEPGNIGNGYVTGLKVDAGVRDKSDDDVLDGIVSYDRAETKNAYIGQINMTTA
S
SELDAKLNKLGVDRIAISPYKQWTRGYMEPGNIGNGYVTGLKVDAGVRDKSDDDVLDGIVSYDRAETKNAYIGQINMTTA
S
A,C
polypeptide(L)
no
yes
(PYR)FTGVQGRVIGYDILRSPEVDKAKPLFTETQWDGSELPIYDAKPLQDALVEYFGTEQDRRHYPAPGSFIVCANKGV
TAERPKNDADMKPGQGYGVWSAIAISFAKDPTKDSSMFVEDAGVWETPNEDELLEYLEGRRKAMAKSIAECGQDAHASFE
SSWIGFAYTMMEPGQIGNAITVAPYVSLPIDSIPGGSILTPDKDMEIMENLTMPEWLEKMGYKSLSANNALKY
XFTGVQGRVIGYDILRSPEVDKAKPLFTETQWDGSELPIYDAKPLQDALVEYFGTEQDRRHYPAPGSFIVCANKGVTAER
PKNDADMKPGQGYGVWSAIAISFAKDPTKDSSMFVEDAGVWETPNEDELLEYLEGRRKAMAKSIAECGQDAHASFESSWI
GFAYTMMEPGQIGNAITVAPYVSLPIDSIPGGSILTPDKDMEIMENLTMPEWLEKMGYKSLSANNALKY
B,D
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Lactobacillus
30A
Escherichia
sample
HDCA
1593
Lactobacillus sp.
562
Escherichia coli
Lactobacillus
30A
Escherichia
sample
HDCA
1593
Lactobacillus sp.
562
Escherichia coli
1
2.35
47.61
VAPOR DIFFUSION, HANGING DROP
8.0
PEG 400, PEG 4000, TRIS-HCL, SODIUM ACETATE,
N-DODECYL-BETA-N-MALTOSIDE, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
298
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_conn
struct_ref_seq_dif
atom_site
chem_comp_atom
chem_comp_bond
struct_conn
repository
Initial release
Version format compliance
Source and taxonomy
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
Atomic model
Data collection
Derived calculations
1
0
2001-03-21
1
1
2008-04-27
1
2
2011-07-13
1
3
2023-08-09
2
0
2023-11-15
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_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_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_ref_seq_dif.details
_atom_site.auth_atom_id
_atom_site.label_atom_id
_chem_comp_atom.atom_id
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_struct_conn.ptnr1_label_atom_id
STRUCTURE OF PYRUVOYL-DEPENDENT HISTIDINE DECARBOXYLASE AT PH 4.8
RCSB
Y
RCSB
2000-12-14
REL
REL
HOH
water
1PYA
PDB ENTRY 1PYA
PDB
experimental model
HOH
4
3
HOH
HOH
82
A
HOH
5
3
HOH
HOH
83
A
HOH
6
3
HOH
HOH
84
A
HOH
10
3
HOH
HOH
85
A
HOH
12
3
HOH
HOH
86
A
HOH
21
3
HOH
HOH
87
A
HOH
22
3
HOH
HOH
88
A
HOH
23
3
HOH
HOH
89
A
HOH
29
3
HOH
HOH
90
A
HOH
34
3
HOH
HOH
91
A
HOH
35
3
HOH
HOH
92
A
HOH
2
3
HOH
HOH
2
B
HOH
11
3
HOH
HOH
11
B
HOH
30
3
HOH
HOH
30
B
HOH
1
3
HOH
HOH
82
C
HOH
7
3
HOH
HOH
83
C
HOH
8
3
HOH
HOH
84
C
HOH
9
3
HOH
HOH
85
C
HOH
16
3
HOH
HOH
86
C
HOH
24
3
HOH
HOH
87
C
HOH
25
3
HOH
HOH
88
C
HOH
26
3
HOH
HOH
89
C
HOH
27
3
HOH
HOH
90
C
HOH
36
3
HOH
HOH
91
C
HOH
3
3
HOH
HOH
3
D
HOH
13
3
HOH
HOH
13
D
HOH
14
3
HOH
HOH
14
D
HOH
15
3
HOH
HOH
15
D
HOH
17
3
HOH
HOH
17
D
HOH
18
3
HOH
HOH
18
D
HOH
19
3
HOH
HOH
19
D
HOH
20
3
HOH
HOH
20
D
HOH
28
3
HOH
HOH
28
D
HOH
31
3
HOH
HOH
31
D
HOH
32
3
HOH
HOH
32
D
HOH
33
3
HOH
HOH
33
D
SER
1
n
1
SER
1
A
GLU
2
n
2
GLU
2
A
LEU
3
n
3
LEU
3
A
ASP
4
n
4
ASP
4
A
ALA
5
n
5
ALA
5
A
LYS
6
n
6
LYS
6
A
LEU
7
n
7
LEU
7
A
ASN
8
n
8
ASN
8
A
LYS
9
n
9
LYS
9
A
LEU
10
n
10
LEU
10
A
GLY
11
n
11
GLY
11
A
VAL
12
n
12
VAL
12
A
ASP
13
n
13
ASP
13
A
ARG
14
n
14
ARG
14
A
ILE
15
n
15
ILE
15
A
ALA
16
n
16
ALA
16
A
ILE
17
n
17
ILE
17
A
SER
18
n
18
SER
18
A
PRO
19
n
19
PRO
19
A
TYR
20
n
20
TYR
20
A
LYS
21
n
21
LYS
21
A
GLN
22
n
22
GLN
22
A
TRP
23
n
23
TRP
23
A
THR
24
n
24
THR
24
A
ARG
25
n
25
ARG
25
A
GLY
26
n
26
GLY
26
A
TYR
27
n
27
TYR
27
A
MET
28
n
28
MET
28
A
GLU
29
n
29
GLU
29
A
PRO
30
n
30
PRO
30
A
GLY
31
n
31
GLY
31
A
ASN
32
n
32
ASN
32
A
ILE
33
n
33
ILE
33
A
GLY
34
n
34
GLY
34
A
ASN
35
n
35
ASN
35
A
GLY
36
n
36
GLY
36
A
TYR
37
n
37
TYR
37
A
VAL
38
n
38
VAL
38
A
THR
39
n
39
THR
39
A
GLY
40
n
40
GLY
40
A
LEU
41
n
41
LEU
41
A
LYS
42
n
42
LYS
42
A
VAL
43
n
43
VAL
43
A
ASP
44
n
44
ASP
44
A
ALA
45
n
45
ALA
45
A
GLY
46
n
46
GLY
46
A
VAL
47
n
47
VAL
47
A
ARG
48
n
48
ARG
48
A
n
49
49
A
n
50
50
A
n
51
51
A
n
52
52
A
n
53
53
A
n
54
54
A
n
55
55
A
n
56
56
A
n
57
57
A
n
58
58
A
n
59
59
A
n
60
60
A
n
61
61
A
n
62
62
A
n
63
63
A
ARG
64
n
64
ARG
64
A
ALA
65
n
65
ALA
65
A
GLU
66
n
66
GLU
66
A
THR
67
n
67
THR
67
A
LYS
68
n
68
LYS
68
A
ASN
69
n
69
ASN
69
A
ALA
70
n
70
ALA
70
A
TYR
71
n
71
TYR
71
A
ILE
72
n
72
ILE
72
A
GLY
73
n
73
GLY
73
A
GLN
74
n
74
GLN
74
A
ILE
75
n
75
ILE
75
A
ASN
76
n
76
ASN
76
A
MET
77
n
77
MET
77
A
THR
78
n
78
THR
78
A
THR
79
n
79
THR
79
A
ALA
80
n
80
ALA
80
A
SER
81
n
81
SER
81
A
PVL
82
n
1
PYR
82
B
PHE
83
n
2
PHE
83
B
THR
84
n
3
THR
84
B
GLY
85
n
4
GLY
85
B
VAL
86
n
5
VAL
86
B
GLN
87
n
6
GLN
87
B
GLY
88
n
7
GLY
88
B
ARG
89
n
8
ARG
89
B
VAL
90
n
9
VAL
90
B
ILE
91
n
10
ILE
91
B
GLY
92
n
11
GLY
92
B
TYR
93
n
12
TYR
93
B
ASP
94
n
13
ASP
94
B
ILE
95
n
14
ILE
95
B
LEU
96
n
15
LEU
96
B
ARG
97
n
16
ARG
97
B
SER
98
n
17
SER
98
B
PRO
99
n
18
PRO
99
B
GLU
100
n
19
GLU
100
B
VAL
101
n
20
VAL
101
B
ASP
102
n
21
ASP
102
B
LYS
103
n
22
LYS
103
B
ALA
104
n
23
ALA
104
B
LYS
105
n
24
LYS
105
B
PRO
106
n
25
PRO
106
B
LEU
107
n
26
LEU
107
B
PHE
108
n
27
PHE
108
B
THR
109
n
28
THR
109
B
GLU
110
n
29
GLU
110
B
THR
111
n
30
THR
111
B
GLN
112
n
31
GLN
112
B
TRP
113
n
32
TRP
113
B
ASP
114
n
33
ASP
114
B
GLY
115
n
34
GLY
115
B
SER
116
n
35
SER
116
B
GLU
117
n
36
GLU
117
B
LEU
118
n
37
LEU
118
B
PRO
119
n
38
PRO
119
B
ILE
120
n
39
ILE
120
B
TYR
121
n
40
TYR
121
B
ASP
122
n
41
ASP
122
B
ALA
123
n
42
ALA
123
B
LYS
124
n
43
LYS
124
B
PRO
125
n
44
PRO
125
B
LEU
126
n
45
LEU
126
B
GLN
127
n
46
GLN
127
B
ASP
128
n
47
ASP
128
B
ALA
129
n
48
ALA
129
B
LEU
130
n
49
LEU
130
B
VAL
131
n
50
VAL
131
B
GLU
132
n
51
GLU
132
B
TYR
133
n
52
TYR
133
B
PHE
134
n
53
PHE
134
B
GLY
135
n
54
GLY
135
B
THR
136
n
55
THR
136
B
GLU
137
n
56
GLU
137
B
GLN
138
n
57
GLN
138
B
ASP
139
n
58
ASP
139
B
ARG
140
n
59
ARG
140
B
ARG
141
n
60
ARG
141
B
HIS
142
n
61
HIS
142
B
TYR
143
n
62
TYR
143
B
PRO
144
n
63
PRO
144
B
ALA
145
n
64
ALA
145
B
PRO
146
n
65
PRO
146
B
GLY
147
n
66
GLY
147
B
SER
148
n
67
SER
148
B
PHE
149
n
68
PHE
149
B
ILE
150
n
69
ILE
150
B
VAL
151
n
70
VAL
151
B
CYS
152
n
71
CYS
152
B
ALA
153
n
72
ALA
153
B
ASN
154
n
73
ASN
154
B
LYS
155
n
74
LYS
155
B
GLY
156
n
75
GLY
156
B
VAL
157
n
76
VAL
157
B
THR
158
n
77
THR
158
B
ALA
159
n
78
ALA
159
B
GLU
160
n
79
GLU
160
B
ARG
161
n
80
ARG
161
B
PRO
162
n
81
PRO
162
B
LYS
163
n
82
LYS
163
B
ASN
164
n
83
ASN
164
B
ASP
165
n
84
ASP
165
B
ALA
166
n
85
ALA
166
B
ASP
167
n
86
ASP
167
B
MET
168
n
87
MET
168
B
LYS
169
n
88
LYS
169
B
PRO
170
n
89
PRO
170
B
GLY
171
n
90
GLY
171
B
GLN
172
n
91
GLN
172
B
GLY
173
n
92
GLY
173
B
TYR
174
n
93
TYR
174
B
GLY
175
n
94
GLY
175
B
VAL
176
n
95
VAL
176
B
TRP
177
n
96
TRP
177
B
SER
178
n
97
SER
178
B
ALA
179
n
98
ALA
179
B
ILE
180
n
99
ILE
180
B
ALA
181
n
100
ALA
181
B
ILE
182
n
101
ILE
182
B
SER
183
n
102
SER
183
B
PHE
184
n
103
PHE
184
B
ALA
185
n
104
ALA
185
B
LYS
186
n
105
LYS
186
B
ASP
187
n
106
ASP
187
B
PRO
188
n
107
PRO
188
B
THR
189
n
108
THR
189
B
LYS
190
n
109
LYS
190
B
ASP
191
n
110
ASP
191
B
SER
192
n
111
SER
192
B
SER
193
n
112
SER
193
B
MET
194
n
113
MET
194
B
PHE
195
n
114
PHE
195
B
VAL
196
n
115
VAL
196
B
GLU
197
n
116
GLU
197
B
ASP
198
n
117
ASP
198
B
ALA
199
n
118
ALA
199
B
GLY
200
n
119
GLY
200
B
VAL
201
n
120
VAL
201
B
TRP
202
n
121
TRP
202
B
GLU
203
n
122
GLU
203
B
THR
204
n
123
THR
204
B
PRO
205
n
124
PRO
205
B
ASN
206
n
125
ASN
206
B
GLU
207
n
126
GLU
207
B
ASP
208
n
127
ASP
208
B
GLU
209
n
128
GLU
209
B
LEU
210
n
129
LEU
210
B
LEU
211
n
130
LEU
211
B
GLU
212
n
131
GLU
212
B
TYR
213
n
132
TYR
213
B
LEU
214
n
133
LEU
214
B
GLU
215
n
134
GLU
215
B
GLY
216
n
135
GLY
216
B
ARG
217
n
136
ARG
217
B
ARG
218
n
137
ARG
218
B
LYS
219
n
138
LYS
219
B
ALA
220
n
139
ALA
220
B
MET
221
n
140
MET
221
B
ALA
222
n
141
ALA
222
B
LYS
223
n
142
LYS
223
B
SER
224
n
143
SER
224
B
ILE
225
n
144
ILE
225
B
ALA
226
n
145
ALA
226
B
GLU
227
n
146
GLU
227
B
CYS
228
n
147
CYS
228
B
GLY
229
n
148
GLY
229
B
GLN
230
n
149
GLN
230
B
ASP
231
n
150
ASP
231
B
ALA
232
n
151
ALA
232
B
HIS
233
n
152
HIS
233
B
ALA
234
n
153
ALA
234
B
SER
235
n
154
SER
235
B
PHE
236
n
155
PHE
236
B
GLU
237
n
156
GLU
237
B
SER
238
n
157
SER
238
B
SER
239
n
158
SER
239
B
TRP
240
n
159
TRP
240
B
ILE
241
n
160
ILE
241
B
GLY
242
n
161
GLY
242
B
PHE
243
n
162
PHE
243
B
ALA
244
n
163
ALA
244
B
TYR
245
n
164
TYR
245
B
THR
246
n
165
THR
246
B
MET
247
n
166
MET
247
B
MET
248
n
167
MET
248
B
GLU
249
n
168
GLU
249
B
PRO
250
n
169
PRO
250
B
GLY
251
n
170
GLY
251
B
GLN
252
n
171
GLN
252
B
ILE
253
n
172
ILE
253
B
GLY
254
n
173
GLY
254
B
ASN
255
n
174
ASN
255
B
ALA
256
n
175
ALA
256
B
ILE
257
n
176
ILE
257
B
THR
258
n
177
THR
258
B
VAL
259
n
178
VAL
259
B
ALA
260
n
179
ALA
260
B
PRO
261
n
180
PRO
261
B
TYR
262
n
181
TYR
262
B
VAL
263
n
182
VAL
263
B
SER
264
n
183
SER
264
B
LEU
265
n
184
LEU
265
B
PRO
266
n
185
PRO
266
B
ILE
267
n
186
ILE
267
B
ASP
268
n
187
ASP
268
B
SER
269
n
188
SER
269
B
ILE
270
n
189
ILE
270
B
PRO
271
n
190
PRO
271
B
GLY
272
n
191
GLY
272
B
GLY
273
n
192
GLY
273
B
SER
274
n
193
SER
274
B
ILE
275
n
194
ILE
275
B
LEU
276
n
195
LEU
276
B
THR
277
n
196
THR
277
B
PRO
278
n
197
PRO
278
B
ASP
279
n
198
ASP
279
B
LYS
280
n
199
LYS
280
B
ASP
281
n
200
ASP
281
B
MET
282
n
201
MET
282
B
GLU
283
n
202
GLU
283
B
ILE
284
n
203
ILE
284
B
MET
285
n
204
MET
285
B
GLU
286
n
205
GLU
286
B
ASN
287
n
206
ASN
287
B
LEU
288
n
207
LEU
288
B
THR
289
n
208
THR
289
B
MET
290
n
209
MET
290
B
PRO
291
n
210
PRO
291
B
GLU
292
n
211
GLU
292
B
TRP
293
n
212
TRP
293
B
LEU
294
n
213
LEU
294
B
GLU
295
n
214
GLU
295
B
LYS
296
n
215
LYS
296
B
MET
297
n
216
MET
297
B
GLY
298
n
217
GLY
298
B
TYR
299
n
218
TYR
299
B
LYS
300
n
219
LYS
300
B
SER
301
n
220
SER
301
B
LEU
302
n
221
LEU
302
B
SER
303
n
222
SER
303
B
ALA
304
n
223
ALA
304
B
ASN
305
n
224
ASN
305
B
ASN
306
n
225
ASN
306
B
ALA
307
n
226
ALA
307
B
LEU
308
n
227
LEU
308
B
LYS
309
n
228
LYS
309
B
TYR
310
n
229
TYR
310
B
SER
1
n
1
SER
1
C
GLU
2
n
2
GLU
2
C
LEU
3
n
3
LEU
3
C
ASP
4
n
4
ASP
4
C
ALA
5
n
5
ALA
5
C
LYS
6
n
6
LYS
6
C
LEU
7
n
7
LEU
7
C
ASN
8
n
8
ASN
8
C
LYS
9
n
9
LYS
9
C
LEU
10
n
10
LEU
10
C
GLY
11
n
11
GLY
11
C
VAL
12
n
12
VAL
12
C
ASP
13
n
13
ASP
13
C
ARG
14
n
14
ARG
14
C
ILE
15
n
15
ILE
15
C
ALA
16
n
16
ALA
16
C
ILE
17
n
17
ILE
17
C
SER
18
n
18
SER
18
C
PRO
19
n
19
PRO
19
C
TYR
20
n
20
TYR
20
C
LYS
21
n
21
LYS
21
C
GLN
22
n
22
GLN
22
C
TRP
23
n
23
TRP
23
C
THR
24
n
24
THR
24
C
ARG
25
n
25
ARG
25
C
GLY
26
n
26
GLY
26
C
TYR
27
n
27
TYR
27
C
MET
28
n
28
MET
28
C
GLU
29
n
29
GLU
29
C
PRO
30
n
30
PRO
30
C
GLY
31
n
31
GLY
31
C
ASN
32
n
32
ASN
32
C
ILE
33
n
33
ILE
33
C
GLY
34
n
34
GLY
34
C
ASN
35
n
35
ASN
35
C
GLY
36
n
36
GLY
36
C
TYR
37
n
37
TYR
37
C
VAL
38
n
38
VAL
38
C
THR
39
n
39
THR
39
C
GLY
40
n
40
GLY
40
C
LEU
41
n
41
LEU
41
C
LYS
42
n
42
LYS
42
C
VAL
43
n
43
VAL
43
C
ASP
44
n
44
ASP
44
C
ALA
45
n
45
ALA
45
C
GLY
46
n
46
GLY
46
C
VAL
47
n
47
VAL
47
C
ARG
48
n
48
ARG
48
C
n
49
49
C
n
50
50
C
n
51
51
C
n
52
52
C
n
53
53
C
n
54
54
C
n
55
55
C
n
56
56
C
n
57
57
C
n
58
58
C
n
59
59
C
n
60
60
C
n
61
61
C
n
62
62
C
n
63
63
C
ARG
64
n
64
ARG
64
C
ALA
65
n
65
ALA
65
C
GLU
66
n
66
GLU
66
C
THR
67
n
67
THR
67
C
LYS
68
n
68
LYS
68
C
ASN
69
n
69
ASN
69
C
ALA
70
n
70
ALA
70
C
TYR
71
n
71
TYR
71
C
ILE
72
n
72
ILE
72
C
GLY
73
n
73
GLY
73
C
GLN
74
n
74
GLN
74
C
ILE
75
n
75
ILE
75
C
ASN
76
n
76
ASN
76
C
MET
77
n
77
MET
77
C
THR
78
n
78
THR
78
C
THR
79
n
79
THR
79
C
ALA
80
n
80
ALA
80
C
SER
81
n
81
SER
81
C
PVL
82
n
1
PYR
82
D
PHE
83
n
2
PHE
83
D
THR
84
n
3
THR
84
D
GLY
85
n
4
GLY
85
D
VAL
86
n
5
VAL
86
D
GLN
87
n
6
GLN
87
D
GLY
88
n
7
GLY
88
D
ARG
89
n
8
ARG
89
D
VAL
90
n
9
VAL
90
D
ILE
91
n
10
ILE
91
D
GLY
92
n
11
GLY
92
D
TYR
93
n
12
TYR
93
D
ASP
94
n
13
ASP
94
D
ILE
95
n
14
ILE
95
D
LEU
96
n
15
LEU
96
D
ARG
97
n
16
ARG
97
D
SER
98
n
17
SER
98
D
PRO
99
n
18
PRO
99
D
GLU
100
n
19
GLU
100
D
VAL
101
n
20
VAL
101
D
ASP
102
n
21
ASP
102
D
LYS
103
n
22
LYS
103
D
ALA
104
n
23
ALA
104
D
LYS
105
n
24
LYS
105
D
PRO
106
n
25
PRO
106
D
LEU
107
n
26
LEU
107
D
PHE
108
n
27
PHE
108
D
THR
109
n
28
THR
109
D
GLU
110
n
29
GLU
110
D
THR
111
n
30
THR
111
D
GLN
112
n
31
GLN
112
D
TRP
113
n
32
TRP
113
D
ASP
114
n
33
ASP
114
D
GLY
115
n
34
GLY
115
D
SER
116
n
35
SER
116
D
GLU
117
n
36
GLU
117
D
LEU
118
n
37
LEU
118
D
PRO
119
n
38
PRO
119
D
ILE
120
n
39
ILE
120
D
TYR
121
n
40
TYR
121
D
ASP
122
n
41
ASP
122
D
ALA
123
n
42
ALA
123
D
LYS
124
n
43
LYS
124
D
PRO
125
n
44
PRO
125
D
LEU
126
n
45
LEU
126
D
GLN
127
n
46
GLN
127
D
ASP
128
n
47
ASP
128
D
ALA
129
n
48
ALA
129
D
LEU
130
n
49
LEU
130
D
VAL
131
n
50
VAL
131
D
GLU
132
n
51
GLU
132
D
TYR
133
n
52
TYR
133
D
PHE
134
n
53
PHE
134
D
GLY
135
n
54
GLY
135
D
THR
136
n
55
THR
136
D
GLU
137
n
56
GLU
137
D
GLN
138
n
57
GLN
138
D
ASP
139
n
58
ASP
139
D
ARG
140
n
59
ARG
140
D
ARG
141
n
60
ARG
141
D
HIS
142
n
61
HIS
142
D
TYR
143
n
62
TYR
143
D
PRO
144
n
63
PRO
144
D
ALA
145
n
64
ALA
145
D
PRO
146
n
65
PRO
146
D
GLY
147
n
66
GLY
147
D
SER
148
n
67
SER
148
D
PHE
149
n
68
PHE
149
D
ILE
150
n
69
ILE
150
D
VAL
151
n
70
VAL
151
D
CYS
152
n
71
CYS
152
D
ALA
153
n
72
ALA
153
D
ASN
154
n
73
ASN
154
D
LYS
155
n
74
LYS
155
D
GLY
156
n
75
GLY
156
D
VAL
157
n
76
VAL
157
D
THR
158
n
77
THR
158
D
ALA
159
n
78
ALA
159
D
GLU
160
n
79
GLU
160
D
ARG
161
n
80
ARG
161
D
PRO
162
n
81
PRO
162
D
LYS
163
n
82
LYS
163
D
ASN
164
n
83
ASN
164
D
ASP
165
n
84
ASP
165
D
ALA
166
n
85
ALA
166
D
ASP
167
n
86
ASP
167
D
MET
168
n
87
MET
168
D
LYS
169
n
88
LYS
169
D
PRO
170
n
89
PRO
170
D
GLY
171
n
90
GLY
171
D
GLN
172
n
91
GLN
172
D
GLY
173
n
92
GLY
173
D
TYR
174
n
93
TYR
174
D
GLY
175
n
94
GLY
175
D
VAL
176
n
95
VAL
176
D
TRP
177
n
96
TRP
177
D
SER
178
n
97
SER
178
D
ALA
179
n
98
ALA
179
D
ILE
180
n
99
ILE
180
D
ALA
181
n
100
ALA
181
D
ILE
182
n
101
ILE
182
D
SER
183
n
102
SER
183
D
PHE
184
n
103
PHE
184
D
ALA
185
n
104
ALA
185
D
LYS
186
n
105
LYS
186
D
ASP
187
n
106
ASP
187
D
PRO
188
n
107
PRO
188
D
THR
189
n
108
THR
189
D
LYS
190
n
109
LYS
190
D
ASP
191
n
110
ASP
191
D
SER
192
n
111
SER
192
D
SER
193
n
112
SER
193
D
MET
194
n
113
MET
194
D
PHE
195
n
114
PHE
195
D
VAL
196
n
115
VAL
196
D
GLU
197
n
116
GLU
197
D
ASP
198
n
117
ASP
198
D
ALA
199
n
118
ALA
199
D
GLY
200
n
119
GLY
200
D
VAL
201
n
120
VAL
201
D
TRP
202
n
121
TRP
202
D
GLU
203
n
122
GLU
203
D
THR
204
n
123
THR
204
D
PRO
205
n
124
PRO
205
D
ASN
206
n
125
ASN
206
D
GLU
207
n
126
GLU
207
D
ASP
208
n
127
ASP
208
D
GLU
209
n
128
GLU
209
D
LEU
210
n
129
LEU
210
D
LEU
211
n
130
LEU
211
D
GLU
212
n
131
GLU
212
D
TYR
213
n
132
TYR
213
D
LEU
214
n
133
LEU
214
D
GLU
215
n
134
GLU
215
D
GLY
216
n
135
GLY
216
D
ARG
217
n
136
ARG
217
D
ARG
218
n
137
ARG
218
D
LYS
219
n
138
LYS
219
D
ALA
220
n
139
ALA
220
D
MET
221
n
140
MET
221
D
ALA
222
n
141
ALA
222
D
LYS
223
n
142
LYS
223
D
SER
224
n
143
SER
224
D
ILE
225
n
144
ILE
225
D
ALA
226
n
145
ALA
226
D
GLU
227
n
146
GLU
227
D
CYS
228
n
147
CYS
228
D
GLY
229
n
148
GLY
229
D
GLN
230
n
149
GLN
230
D
ASP
231
n
150
ASP
231
D
ALA
232
n
151
ALA
232
D
HIS
233
n
152
HIS
233
D
ALA
234
n
153
ALA
234
D
SER
235
n
154
SER
235
D
PHE
236
n
155
PHE
236
D
GLU
237
n
156
GLU
237
D
SER
238
n
157
SER
238
D
SER
239
n
158
SER
239
D
TRP
240
n
159
TRP
240
D
ILE
241
n
160
ILE
241
D
GLY
242
n
161
GLY
242
D
PHE
243
n
162
PHE
243
D
ALA
244
n
163
ALA
244
D
TYR
245
n
164
TYR
245
D
THR
246
n
165
THR
246
D
MET
247
n
166
MET
247
D
MET
248
n
167
MET
248
D
GLU
249
n
168
GLU
249
D
PRO
250
n
169
PRO
250
D
GLY
251
n
170
GLY
251
D
GLN
252
n
171
GLN
252
D
ILE
253
n
172
ILE
253
D
GLY
254
n
173
GLY
254
D
ASN
255
n
174
ASN
255
D
ALA
256
n
175
ALA
256
D
ILE
257
n
176
ILE
257
D
THR
258
n
177
THR
258
D
VAL
259
n
178
VAL
259
D
ALA
260
n
179
ALA
260
D
PRO
261
n
180
PRO
261
D
TYR
262
n
181
TYR
262
D
VAL
263
n
182
VAL
263
D
SER
264
n
183
SER
264
D
LEU
265
n
184
LEU
265
D
PRO
266
n
185
PRO
266
D
ILE
267
n
186
ILE
267
D
ASP
268
n
187
ASP
268
D
SER
269
n
188
SER
269
D
ILE
270
n
189
ILE
270
D
PRO
271
n
190
PRO
271
D
GLY
272
n
191
GLY
272
D
GLY
273
n
192
GLY
273
D
SER
274
n
193
SER
274
D
ILE
275
n
194
ILE
275
D
LEU
276
n
195
LEU
276
D
THR
277
n
196
THR
277
D
PRO
278
n
197
PRO
278
D
ASP
279
n
198
ASP
279
D
LYS
280
n
199
LYS
280
D
ASP
281
n
200
ASP
281
D
MET
282
n
201
MET
282
D
GLU
283
n
202
GLU
283
D
ILE
284
n
203
ILE
284
D
MET
285
n
204
MET
285
D
GLU
286
n
205
GLU
286
D
ASN
287
n
206
ASN
287
D
LEU
288
n
207
LEU
288
D
THR
289
n
208
THR
289
D
MET
290
n
209
MET
290
D
PRO
291
n
210
PRO
291
D
GLU
292
n
211
GLU
292
D
TRP
293
n
212
TRP
293
D
LEU
294
n
213
LEU
294
D
GLU
295
n
214
GLU
295
D
LYS
296
n
215
LYS
296
D
MET
297
n
216
MET
297
D
GLY
298
n
217
GLY
298
D
TYR
299
n
218
TYR
299
D
LYS
300
n
219
LYS
300
D
SER
301
n
220
SER
301
D
LEU
302
n
221
LEU
302
D
SER
303
n
222
SER
303
D
ALA
304
n
223
ALA
304
D
ASN
305
n
224
ASN
305
D
ASN
306
n
225
ASN
306
D
ALA
307
n
226
ALA
307
D
LEU
308
n
227
LEU
308
D
LYS
309
n
228
LYS
309
D
TYR
310
n
229
TYR
310
D
author_defined_assembly
12
dodecameric
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
-0.5000000000
-0.8660254038
0.0000000000
0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
2_655
-y+1,x-y,z
crystal symmetry operation
117.4310000000
0.0000000000
0.0000000000
-0.5000000000
0.8660254038
0.0000000000
-0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
3_665
-x+y+1,-x+1,z
crystal symmetry operation
58.7155000000
101.6982291918
0.0000000000
A
O
ILE
17
A
O
ILE
17
A
N
ILE
33
A
N
ILE
33
A
O
GLN
74
A
O
GLN
74
B
N
GLY
147
B
N
GLY
66
B
O
ARG
161
B
O
ARG
80
B
N
GLY
251
B
N
GLY
170
B
O
VAL
263
B
O
VAL
182
A
N
VAL
38
A
N
VAL
38
A
N
THR
39
A
N
THR
39
B
O
ARG
89
B
O
ARG
8
B
O3
PYR
82
B
O3
PYR
1
B
N
PHE
195
B
N
PHE
114
B
O
TRP
202
B
O
TRP
121
B
N
TYR
174
B
N
TYR
93
B
N
PHE
184
B
N
PHE
103
B
O
SER
238
B
O
SER
157
B
N
SER
239
B
N
SER
158
B
O
PRO
119
B
O
PRO
38
B
O
LEU
118
B
O
LEU
37
B
N
GLU
110
B
N
GLU
29
B
O
THR
136
B
O
THR
55
B
N
ASP
139
B
N
ASP
58
C
O
ILE
17
C
O
ILE
17
C
N
ILE
33
C
N
ILE
33
C
O
GLN
74
C
O
GLN
74
B
N
GLY
147
B
N
GLY
66
B
O
ARG
161
B
O
ARG
80
B
N
GLY
251
B
N
GLY
170
B
O
VAL
263
B
O
VAL
182
C
N
VAL
38
C
N
VAL
38
C
N
THR
39
C
N
THR
39
B
O
ARG
89
B
O
ARG
8
B
O3
PYR
82
B
O3
PYR
1
B
N
PHE
195
B
N
PHE
114
B
O
TRP
202
B
O
TRP
121
B
N
TYR
174
B
N
TYR
93
B
N
PHE
184
B
N
PHE
103
B
O
SER
238
B
O
SER
157
B
N
SER
239
B
N
SER
158
B
O
PRO
119
B
O
PRO
38
B
O
LEU
118
B
O
LEU
37
B
N
GLU
110
B
N
GLU
29
B
O
THR
136
B
O
THR
55
B
N
ASP
139
B
N
ASP
58
1
A
ASP
49
A
ASP
49
1
Y
1
A
LYS
50
A
LYS
50
1
Y
1
A
SER
51
A
SER
51
1
Y
1
A
ASP
52
A
ASP
52
1
Y
1
A
ASP
53
A
ASP
53
1
Y
1
A
ASP
54
A
ASP
54
1
Y
1
A
VAL
55
A
VAL
55
1
Y
1
A
LEU
56
A
LEU
56
1
Y
1
A
ASP
57
A
ASP
57
1
Y
1
A
GLY
58
A
GLY
58
1
Y
1
A
ILE
59
A
ILE
59
1
Y
1
A
VAL
60
A
VAL
60
1
Y
1
A
SER
61
A
SER
61
1
Y
1
A
TYR
62
A
TYR
62
1
Y
1
A
ASP
63
A
ASP
63
1
Y
1
C
ASP
49
C
ASP
49
1
Y
1
C
LYS
50
C
LYS
50
1
Y
1
C
SER
51
C
SER
51
1
Y
1
C
ASP
52
C
ASP
52
1
Y
1
C
ASP
53
C
ASP
53
1
Y
1
C
ASP
54
C
ASP
54
1
Y
1
C
VAL
55
C
VAL
55
1
Y
1
C
LEU
56
C
LEU
56
1
Y
1
C
ASP
57
C
ASP
57
1
Y
1
C
GLY
58
C
GLY
58
1
Y
1
C
ILE
59
C
ILE
59
1
Y
1
C
VAL
60
C
VAL
60
1
Y
1
C
SER
61
C
SER
61
1
Y
1
C
TYR
62
C
TYR
62
1
Y
1
C
ASP
63
C
ASP
63
1
Y
1
6.69
0.80
106.30
112.99
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
23
23
23
N
1
-6.07
1.00
110.10
104.03
A
A
A
CG
CD1
NE1
TRP
TRP
TRP
23
23
23
N
1
-6.06
0.80
107.30
101.24
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
23
23
23
N
1
5.52
0.90
133.90
139.42
A
A
A
CG
CD2
CE3
TRP
TRP
TRP
23
23
23
N
1
14.29
2.20
113.40
127.69
A
A
A
CA
CB
CG
ARG
ARG
ARG
48
48
48
N
1
6.09
0.80
106.30
112.39
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
113
113
113
N
1
-5.47
0.80
107.30
101.83
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
113
113
113
N
1
6.56
0.80
106.30
112.86
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
177
177
177
N
1
-5.96
0.80
107.30
101.34
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
177
177
177
N
1
6.58
0.80
106.30
112.88
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
202
202
202
N
1
-6.04
0.80
107.30
101.26
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
202
202
202
N
1
-3.88
0.60
121.00
117.12
B
B
B
CB
CG
CD2
TYR
TYR
TYR
213
213
213
N
1
5.66
0.80
106.30
111.96
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
240
240
240
N
1
-5.92
0.80
107.30
101.38
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
240
240
240
N
1
5.19
0.80
106.30
111.49
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
293
293
293
N
1
-5.19
0.80
107.30
102.11
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
293
293
293
N
1
-4.46
0.60
121.00
116.54
B
B
B
CB
CG
CD2
TYR
TYR
TYR
299
299
299
N
1
6.80
0.80
106.30
113.10
C
C
C
CD1
CG
CD2
TRP
TRP
TRP
23
23
23
N
1
-6.13
0.80
107.30
101.17
C
C
C
CE2
CD2
CG
TRP
TRP
TRP
23
23
23
N
1
5.57
0.90
133.90
139.47
C
C
C
CG
CD2
CE3
TRP
TRP
TRP
23
23
23
N
1
14.17
2.20
113.40
127.57
C
C
C
CA
CB
CG
ARG
ARG
ARG
48
48
48
N
1
3.80
0.50
120.30
124.10
C
C
C
NE
CZ
NH2
ARG
ARG
ARG
48
48
48
N
1
-3.01
0.50
120.30
117.29
C
C
C
NE
CZ
NH1
ARG
ARG
ARG
64
64
64
N
1
5.95
0.80
106.30
112.25
D
D
D
CD1
CG
CD2
TRP
TRP
TRP
113
113
113
N
1
-5.71
0.80
107.30
101.59
D
D
D
CE2
CD2
CG
TRP
TRP
TRP
113
113
113
N
1
4.56
0.50
120.30
124.86
D
D
D
NE
CZ
NH2
ARG
ARG
ARG
161
161
161
N
1
6.53
0.80
106.30
112.83
D
D
D
CD1
CG
CD2
TRP
TRP
TRP
177
177
177
N
1
-5.52
0.80
107.30
101.78
D
D
D
CE2
CD2
CG
TRP
TRP
TRP
177
177
177
N
1
6.64
0.80
106.30
112.94
D
D
D
CD1
CG
CD2
TRP
TRP
TRP
202
202
202
N
1
-6.05
0.80
107.30
101.25
D
D
D
CE2
CD2
CG
TRP
TRP
TRP
202
202
202
N
1
-3.70
0.60
121.00
117.30
D
D
D
CB
CG
CD2
TYR
TYR
TYR
213
213
213
N
1
5.50
0.80
106.30
111.80
D
D
D
CD1
CG
CD2
TRP
TRP
TRP
240
240
240
N
1
-5.72
0.80
107.30
101.58
D
D
D
CE2
CD2
CG
TRP
TRP
TRP
240
240
240
N
1
-4.80
0.80
107.30
102.50
D
D
D
CE2
CD2
CG
TRP
TRP
TRP
293
293
293
N
1
-3.89
0.60
121.00
117.11
D
D
D
CB
CG
CD2
TYR
TYR
TYR
299
299
299
N
1
B
B
NE2
CD2
HIS
HIS
142
142
-0.072
0.011
1.373
1.301
N
1
D
D
NE2
CD2
HIS
HIS
142
142
-0.070
0.011
1.373
1.303
N
1
D
D
NE2
CD2
HIS
HIS
233
233
-0.067
0.011
1.373
1.306
N
1
A
GLN
22
66.44
-51.03
1
A
ASN
69
52.83
-117.55
1
B
TYR
93
-124.98
-56.02
1
B
TRP
113
-14.40
-45.21
1
B
ARG
141
-112.67
-113.01
1
B
HIS
142
-93.42
57.34
1
B
ASN
164
54.54
-1.36
1
B
ASP
165
-49.95
161.67
1
B
LYS
169
-49.80
152.50
1
B
PRO
188
-69.86
4.82
1
B
GLU
227
-74.54
-76.25
1
B
SER
269
-161.32
-21.89
1
B
SER
301
-56.00
98.26
1
B
ALA
304
44.71
-127.07
1
B
ASN
306
38.57
46.14
1
C
GLN
22
67.43
-51.73
1
C
ASN
69
52.81
-117.64
1
D
TYR
93
-123.31
-55.83
1
D
TRP
113
-15.51
-44.60
1
D
ARG
141
-111.68
-113.84
1
D
HIS
142
-92.68
57.54
1
D
ASN
164
54.45
0.34
1
D
LYS
169
-49.27
151.26
1
D
PRO
170
-57.27
-8.99
1
D
GLU
227
-75.50
-75.22
1
D
SER
269
-160.98
-20.86
1
D
SER
301
-55.97
98.48
1
D
ALA
304
42.99
-126.13
1
D
ASN
306
38.62
45.49
0.314
0.253
0.269
0.263
2.7
20.0
1687
17625
16971
94.9
RANDOM
1
THROUGHOUT
2.0
0.0
MOLECULAR REPLACEMENT
PDB ENTRY 1PYA
ENGH & HUBER
2.7
20.0
36
4600
0
0
4564
0.012
3.027
52.8
2.7
30.0
1HQ6
17625
17625
0.0
0.0
0.053
1
13.3
4.2
98.4
0.211
2.7
2.8
1
4.6
98.8
model building
X-PLOR
refinement
X-PLOR
3.851
data reduction
DENZO
data scaling
SCALEPACK
phasing
X-PLOR
STRUCTURE OF PYRUVOYL-DEPENDENT HISTIDINE DECARBOXYLASE AT PH 8
1
N
N
2
N
N
1
N
N
2
N
N
3
N
N
3
N
N
3
N
N
3
N
N
THE ENZYME IS A TRIMER OF *AB* SUBUNITS. TWO
TRIMERS, RELATED BY A TWO-FOLD ROTATION, CAN FORM A HEXAMER.
EACH *AB* SUBUNIT CONTAINS TWO CHAINS RESULTING FROM AN
AUTOCATALYTIC CLEAVAGE REACTION. THE BETA CHAIN IS
RESIDUES 1 THROUGH 81, WHILE THE ALPHA CHAIN IS RESIDUES 82
THROUGH 310. RESIDUE PVL 82 IS AN N-TERMINAL PYRUVOYL GROUP
USED AS A COFACTOR. EACH COMPLETE *AB*
SUBUNIT CONSISTS OF A BETA CHAIN AND A PVL COFACTOR LINKED TO THE N TERMINUS OF AN ALPHA CHAIN.
TWO "AB" SUBUNITS, RELATED BY A NON-CRYSTALLOGRAPHIC TWO-FOLD ROTATION IN A TAIL-TO-TAIL
MANNER, CONSTITUTE THE ASYMMETRIC UNIT. THIS REPRESENTS ONE-THIRD OF THE BIOLOGICAL HEXAMER.
THE SECOND ONE-THIRD OF THE HEXAMER IS ASSEMBLED BY APPLYING THE CRYSTALLOGRAPHIC THREE-FOLD OPERATOR:
-Y, X-Y, Z
THE THIRD ONE-THIRD OF THE HEXAMER IS ASSEMBLED BY APPLYING THE CRYSTALLOGRAPHIC THREE-FOLD OPERATOR:
Y-X, -X, Z
A
SER
1
A
SER
1
HELX_P
A
LYS
9
A
LYS
9
1
1
9
A
ARG
64
A
ARG
64
HELX_P
A
LYS
68
A
LYS
68
5
2
5
B
SER
98
B
SER
17
HELX_P
B
ALA
104
B
ALA
23
1
3
7
B
ALA
123
B
ALA
42
HELX_P
B
PHE
134
B
PHE
53
1
4
12
B
ASN
206
B
ASN
125
HELX_P
B
GLY
229
B
GLY
148
1
5
24
B
GLN
230
B
GLN
149
HELX_P
B
HIS
233
B
HIS
152
5
6
4
B
THR
277
B
THR
196
HELX_P
B
LEU
288
B
LEU
207
1
7
12
B
THR
289
B
THR
208
HELX_P
B
GLY
298
B
GLY
217
1
8
10
C
SER
1
C
SER
1
HELX_P
C
LYS
9
C
LYS
9
1
9
9
C
ARG
64
C
ARG
64
HELX_P
C
LYS
68
C
LYS
68
5
10
5
D
SER
98
D
SER
17
HELX_P
D
ALA
104
D
ALA
23
1
11
7
D
ALA
123
D
ALA
42
HELX_P
D
PHE
134
D
PHE
53
1
12
12
D
ASN
206
D
ASN
125
HELX_P
D
GLN
230
D
GLN
149
1
13
25
D
ASP
231
D
ASP
150
HELX_P
D
HIS
233
D
HIS
152
5
14
3
D
THR
277
D
THR
196
HELX_P
D
LEU
288
D
LEU
207
1
15
12
D
THR
289
D
THR
208
HELX_P
D
GLY
298
D
GLY
217
1
16
10
covale
1.346
both
B
PYR
82
B
C
PYR
1
1_555
B
PHE
83
B
N
PHE
2
1_555
covale
1.332
both
D
PYR
82
D
C
PYR
1
1_555
D
PHE
83
D
N
PHE
2
1_555
LYASE
HELIX DISORDER, PH REGULATION, LESS ACTIVE FORM, PYRUVOYL, CARBOXY-LYASE, LYASE
DCHS_LACS3
UNP
1
1
P00862
SELDAKLNKLGVDRIAISPYKQWTRGYMEPGNIGNGYVTGLKVDAGVRDKSDDDVLDGIVSYDRAETKNAYIGQINMTTA
S
DCHS_LACS3
UNP
2
82
P00862
SFTGVQGRVIGYDILRSPEVDKAKPLFTETQWDGSELPIYDAKPLQDALVEYFGTEQDRRHYPAPGSFIVCANKGVTAER
PKNDADMKPGQGYGVWSAIAISFAKDPTKDSSMFVEDAGVWETPNEDELLEYLEGRRKAMAKSIAECGQDAHASFESSWI
GFAYTMMEPGQIGNAITVAPYVSLPIDSIPGGSILTPDKDMEIMENLTMPEWLEKMGYKSLSANNALKY
1
81
1HQ6
1
81
P00862
A
1
1
81
1
81
1HQ6
1
81
P00862
C
1
1
81
82
310
1HQ6
82
310
P00862
B
2
1
229
82
310
1HQ6
82
310
P00862
D
2
1
229
3
SER
modified residue
PYR
82
1HQ6
B
P00862
UNP
82
1
4
SER
modified residue
PYR
82
1HQ6
D
P00862
UNP
82
1
2
5
6
2
2
5
6
2
anti-parallel
parallel
anti-parallel
parallel
parallel
anti-parallel
parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
parallel
anti-parallel
parallel
parallel
anti-parallel
parallel
anti-parallel
anti-parallel
parallel
anti-parallel
A
ALA
16
A
ALA
16
A
SER
18
A
SER
18
A
ASN
32
A
ASN
32
A
GLY
34
A
GLY
34
A
GLN
74
A
GLN
74
A
ALA
80
A
ALA
80
B
GLY
147
B
GLY
66
B
ARG
161
B
ARG
80
B
GLY
251
B
GLY
170
B
LEU
265
B
LEU
184
A
TYR
37
A
TYR
37
A
ARG
48
A
ARG
48
B
ARG
89
B
ARG
8
B
ILE
91
B
ILE
10
B
PYR
82
B
PYR
1
B
THR
84
B
THR
3
B
SER
193
B
SER
112
B
TRP
202
B
TRP
121
B
TYR
174
B
TYR
93
B
PHE
184
B
PHE
103
B
SER
238
B
SER
157
B
MET
248
B
MET
167
B
GLY
115
B
GLY
34
B
ALA
123
B
ALA
42
B
THR
109
B
THR
28
B
GLN
112
B
GLN
31
B
PHE
134
B
PHE
53
B
THR
136
B
THR
55
B
ASP
139
B
ASP
58
B
ARG
141
B
ARG
60
C
ALA
16
C
ALA
16
C
SER
18
C
SER
18
C
ASN
32
C
ASN
32
C
GLY
34
C
GLY
34
C
GLN
74
C
GLN
74
C
ALA
80
C
ALA
80
B
GLY
147
B
GLY
66
B
ARG
161
B
ARG
80
B
GLY
251
B
GLY
170
B
LEU
265
B
LEU
184
C
TYR
37
C
TYR
37
C
ARG
48
C
ARG
48
B
ARG
89
B
ARG
8
B
ILE
91
B
ILE
10
B
PYR
82
B
PYR
1
B
THR
84
B
THR
3
B
SER
193
B
SER
112
B
TRP
202
B
TRP
121
B
TYR
174
B
TYR
93
B
PHE
184
B
PHE
103
B
SER
238
B
SER
157
B
MET
248
B
MET
167
B
GLY
115
B
GLY
34
B
ALA
123
B
ALA
42
B
THR
109
B
THR
28
B
GLN
112
B
GLN
31
B
PHE
134
B
PHE
53
B
THR
136
B
THR
55
B
ASP
139
B
ASP
58
B
ARG
141
B
ARG
60
155
H 3 2