0.007816
0.004513
0.000000
0.000000
0.009025
0.000000
0.000000
0.000000
0.015054
0.00000
0.00000
0.00000
Boulanger, M.J.
Kukimoto, M.
Nishiyama, M.
Horinouchi, S.
Murphy, M.E.P.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
9
90.00
90.00
120.00
127.940
127.940
66.426
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
Cu 2
63.546
COPPER (II) 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
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
C9 H11 N O2
165.189
y
PHENYLALANINE
L-peptide linking
C5 H9 N O2
115.130
y
PROLINE
L-peptide linking
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
L-peptide linking
C11 H12 N2 O2
204.225
y
TRYPTOPHAN
L-peptide linking
C9 H11 N O3
181.189
y
TYROSINE
L-peptide linking
C5 H11 N O2
117.146
y
VALINE
L-peptide linking
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
CU
N
75
N
N
N
76
R
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
S
N
81
N
O
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
H
N
89
N
N
N
90
S
C
N
91
N
C
N
92
N
O
N
93
N
C
N
94
N
C
N
95
N
C
N
96
N
O
N
97
N
N
N
98
N
O
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
H
N
109
N
N
N
110
S
C
N
111
N
C
N
112
N
O
N
113
N
C
N
114
N
C
N
115
N
C
N
116
N
O
N
117
N
O
N
118
N
O
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
H
N
128
N
N
N
129
N
C
N
130
N
C
N
131
N
O
N
132
N
O
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
N
N
139
S
C
N
140
N
C
N
141
N
O
N
142
N
C
Y
143
N
C
Y
144
N
N
Y
145
N
C
Y
146
N
C
Y
147
N
N
N
148
N
O
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
H
N
159
N
O
N
160
N
H
N
161
N
H
N
162
N
N
N
163
S
C
N
164
N
C
N
165
N
O
N
166
S
C
N
167
N
C
N
168
N
C
N
169
N
C
N
170
N
O
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
H
N
184
N
N
N
185
S
C
N
186
N
C
N
187
N
O
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
C
N
192
N
O
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
H
N
206
N
N
N
207
S
C
N
208
N
C
N
209
N
O
N
210
N
C
N
211
N
C
N
212
N
C
N
213
N
C
N
214
N
N
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
H
N
230
N
H
N
231
N
N
N
232
S
C
N
233
N
C
N
234
N
O
N
235
N
C
N
236
N
C
N
237
N
S
N
238
N
C
N
239
N
O
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
Y
256
N
C
Y
257
N
C
Y
258
N
C
Y
259
N
C
Y
260
N
C
Y
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
N
279
N
C
N
280
N
C
N
281
N
O
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
H
N
291
N
N
N
292
S
C
N
293
N
C
N
294
N
O
N
295
N
C
N
296
N
O
N
297
N
O
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
N
N
306
S
C
N
307
N
C
N
308
N
O
N
309
R
C
N
310
N
O
N
311
N
C
N
312
N
O
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
N
N
323
S
C
N
324
N
C
N
325
N
O
N
326
N
C
Y
327
N
C
Y
328
N
C
Y
329
N
C
Y
330
N
N
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
Y
335
N
C
N
336
N
O
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
N
N
350
S
C
N
351
N
C
N
352
N
O
N
353
N
C
Y
354
N
C
Y
355
N
C
Y
356
N
C
Y
357
N
C
Y
358
N
C
Y
359
N
C
N
360
N
O
N
361
N
O
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
H
N
373
N
N
N
374
S
C
N
375
N
C
N
376
N
O
N
377
N
C
N
378
N
C
N
379
N
C
N
380
N
O
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
H
N
392
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
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
doub
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
doub
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
doub
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
Y
248
N
doub
Y
249
N
sing
Y
250
N
sing
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
254
N
doub
N
255
N
sing
Y
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
doub
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
doub
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
doub
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
doub
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
Y
317
N
doub
Y
318
N
sing
Y
319
N
sing
N
320
N
sing
Y
321
N
doub
Y
322
N
sing
Y
323
N
sing
N
324
N
sing
Y
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
doub
N
329
N
sing
Y
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
doub
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
Y
345
N
doub
Y
346
N
sing
Y
347
N
sing
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
doub
N
352
N
sing
Y
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
doub
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
275
23957
23964
10.1074/jbc.M001859200
10811642
Catalytic roles for two water bridged residues (Asp-98 and His-255) in the active site of copper-containing nitrite reductase.
2000
10.2210/pdb1et5/pdb
pdb_00001et5
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
298.0
1
IMAGE PLATE
1998-08-05
RIGAKU RAXIS IIC
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU300
36877.664
NITRITE REDUCTASE
1.7.99.3
40 - 376
D98N
1
man
polymer
63.546
COPPER (II) ION
2
syn
non-polymer
65.409
ZINC ION
2
syn
non-polymer
18.015
water
268
nat
water
CU-NIR
no
no
ATAAEIAALPRQKVELVDPPFVHAHSQVAEGGPKVVEFTMVIEEKKIVIDDAGTEVHAMAFNGTVPGPLMVVHQDDYLEL
TLINPETNTLMHNINFHAATGALGGGGLTEINPGEKTILRFKATKPGVFVYHCAPPGMVPWHVVSGMNGAIMVLPREGLH
DGKGKALTYDKIYYVGEQDFYVPRDENGKYKKYEAPGDAYEDTVKVMRTLTPTHVVFNGAVGALTGDKAMTAAVGEKVLI
VHSQANRDTRPHLIGGHGDYVWATGKFNTPPDVDQETWFIPGGAAGAAFYTFQQPGIYAYVNHNLIEAFELGAAAHFKVT
GEWNDDLMTSVLAPSGTIEGR
ATAAEIAALPRQKVELVDPPFVHAHSQVAEGGPKVVEFTMVIEEKKIVIDDAGTEVHAMAFNGTVPGPLMVVHQDDYLEL
TLINPETNTLMHNINFHAATGALGGGGLTEINPGEKTILRFKATKPGVFVYHCAPPGMVPWHVVSGMNGAIMVLPREGLH
DGKGKALTYDKIYYVGEQDFYVPRDENGKYKKYEAPGDAYEDTVKVMRTLTPTHVVFNGAVGALTGDKAMTAAVGEKVLI
VHSQANRDTRPHLIGGHGDYVWATGKFNTPPDVDQETWFIPGGAAGAAFYTFQQPGIYAYVNHNLIEAFELGAAAHFKVT
GEWNDDLMTSVLAPSGTIEGR
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Alcaligenes
Escherichia
sample
511
Alcaligenes faecalis
562
Escherichia coli
PLASMID
PET28
1
2.84
56.62
VAPOR DIFFUSION, HANGING DROP
4.7
sodium cacodylate, zinc acetate, PEG 4000, pH 4.7, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
298.0
database_2
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Database references
Derived calculations
Data collection
1
0
2000-08-24
1
1
2008-04-27
1
2
2011-07-13
1
3
2021-11-03
1
4
2024-02-07
_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.ptnr1_symmetry
_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.ptnr3_symmetry
_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.ptnr1_symmetry
_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_conn.ptnr2_symmetry
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
1ET7 contains H255D mutant of nitrite reductase
1ET8 contains H255N mutant of nitrite reductase
2AFN contains native nitrite reductase from
Alacaligenes faecalis S-6
1AS7 contains oxidized cryo native nitrite reductase from
Alcaligenes faecalis S-6
RCSB
Y
RCSB
2000-04-12
REL
REL
CU
COPPER (II) ION
ZN
ZINC ION
HOH
water
CU
501
2
CU
CU
501
A
CU
502
2
CU
CU
502
A
ZN
504
3
ZN
ZN
504
A
ZN
505
3
ZN
ZN
505
A
WAT
503
4
HOH
HOH
503
A
WAT
510
4
HOH
HOH
510
A
WAT
511
4
HOH
HOH
511
A
WAT
513
4
HOH
HOH
513
A
WAT
514
4
HOH
HOH
514
A
WAT
515
4
HOH
HOH
515
A
WAT
516
4
HOH
HOH
516
A
WAT
517
4
HOH
HOH
517
A
WAT
518
4
HOH
HOH
518
A
WAT
519
4
HOH
HOH
519
A
WAT
520
4
HOH
HOH
520
A
WAT
521
4
HOH
HOH
521
A
WAT
522
4
HOH
HOH
522
A
WAT
523
4
HOH
HOH
523
A
WAT
524
4
HOH
HOH
524
A
WAT
525
4
HOH
HOH
525
A
WAT
526
4
HOH
HOH
526
A
WAT
527
4
HOH
HOH
527
A
WAT
528
4
HOH
HOH
528
A
WAT
529
4
HOH
HOH
529
A
WAT
530
4
HOH
HOH
530
A
WAT
531
4
HOH
HOH
531
A
WAT
532
4
HOH
HOH
532
A
WAT
533
4
HOH
HOH
533
A
WAT
534
4
HOH
HOH
534
A
WAT
535
4
HOH
HOH
535
A
WAT
536
4
HOH
HOH
536
A
WAT
537
4
HOH
HOH
537
A
WAT
538
4
HOH
HOH
538
A
WAT
539
4
HOH
HOH
539
A
WAT
540
4
HOH
HOH
540
A
WAT
541
4
HOH
HOH
541
A
WAT
542
4
HOH
HOH
542
A
WAT
543
4
HOH
HOH
543
A
WAT
544
4
HOH
HOH
544
A
WAT
545
4
HOH
HOH
545
A
WAT
546
4
HOH
HOH
546
A
WAT
547
4
HOH
HOH
547
A
WAT
548
4
HOH
HOH
548
A
WAT
549
4
HOH
HOH
549
A
WAT
550
4
HOH
HOH
550
A
WAT
551
4
HOH
HOH
551
A
WAT
552
4
HOH
HOH
552
A
WAT
553
4
HOH
HOH
553
A
WAT
554
4
HOH
HOH
554
A
WAT
555
4
HOH
HOH
555
A
WAT
556
4
HOH
HOH
556
A
WAT
557
4
HOH
HOH
557
A
WAT
558
4
HOH
HOH
558
A
WAT
559
4
HOH
HOH
559
A
WAT
560
4
HOH
HOH
560
A
WAT
561
4
HOH
HOH
561
A
WAT
562
4
HOH
HOH
562
A
WAT
563
4
HOH
HOH
563
A
WAT
564
4
HOH
HOH
564
A
WAT
565
4
HOH
HOH
565
A
WAT
566
4
HOH
HOH
566
A
WAT
567
4
HOH
HOH
567
A
WAT
568
4
HOH
HOH
568
A
WAT
569
4
HOH
HOH
569
A
WAT
570
4
HOH
HOH
570
A
WAT
571
4
HOH
HOH
571
A
WAT
572
4
HOH
HOH
572
A
WAT
573
4
HOH
HOH
573
A
WAT
574
4
HOH
HOH
574
A
WAT
575
4
HOH
HOH
575
A
WAT
576
4
HOH
HOH
576
A
WAT
577
4
HOH
HOH
577
A
WAT
578
4
HOH
HOH
578
A
WAT
579
4
HOH
HOH
579
A
WAT
580
4
HOH
HOH
580
A
WAT
581
4
HOH
HOH
581
A
WAT
582
4
HOH
HOH
582
A
WAT
583
4
HOH
HOH
583
A
WAT
584
4
HOH
HOH
584
A
WAT
585
4
HOH
HOH
585
A
WAT
586
4
HOH
HOH
586
A
WAT
587
4
HOH
HOH
587
A
WAT
588
4
HOH
HOH
588
A
WAT
589
4
HOH
HOH
589
A
WAT
590
4
HOH
HOH
590
A
WAT
591
4
HOH
HOH
591
A
WAT
593
4
HOH
HOH
593
A
WAT
594
4
HOH
HOH
594
A
WAT
595
4
HOH
HOH
595
A
WAT
596
4
HOH
HOH
596
A
WAT
597
4
HOH
HOH
597
A
WAT
598
4
HOH
HOH
598
A
WAT
599
4
HOH
HOH
599
A
WAT
600
4
HOH
HOH
600
A
WAT
601
4
HOH
HOH
601
A
WAT
602
4
HOH
HOH
602
A
WAT
603
4
HOH
HOH
603
A
WAT
604
4
HOH
HOH
604
A
WAT
605
4
HOH
HOH
605
A
WAT
606
4
HOH
HOH
606
A
WAT
607
4
HOH
HOH
607
A
WAT
608
4
HOH
HOH
608
A
WAT
609
4
HOH
HOH
609
A
WAT
610
4
HOH
HOH
610
A
WAT
611
4
HOH
HOH
611
A
WAT
612
4
HOH
HOH
612
A
WAT
613
4
HOH
HOH
613
A
WAT
614
4
HOH
HOH
614
A
WAT
615
4
HOH
HOH
615
A
WAT
616
4
HOH
HOH
616
A
WAT
617
4
HOH
HOH
617
A
WAT
618
4
HOH
HOH
618
A
WAT
619
4
HOH
HOH
619
A
WAT
620
4
HOH
HOH
620
A
WAT
621
4
HOH
HOH
621
A
WAT
622
4
HOH
HOH
622
A
WAT
623
4
HOH
HOH
623
A
WAT
624
4
HOH
HOH
624
A
WAT
625
4
HOH
HOH
625
A
WAT
626
4
HOH
HOH
626
A
WAT
627
4
HOH
HOH
627
A
WAT
628
4
HOH
HOH
628
A
WAT
629
4
HOH
HOH
629
A
WAT
630
4
HOH
HOH
630
A
WAT
631
4
HOH
HOH
631
A
WAT
632
4
HOH
HOH
632
A
WAT
633
4
HOH
HOH
633
A
WAT
634
4
HOH
HOH
634
A
WAT
635
4
HOH
HOH
635
A
WAT
636
4
HOH
HOH
636
A
WAT
637
4
HOH
HOH
637
A
WAT
638
4
HOH
HOH
638
A
WAT
639
4
HOH
HOH
639
A
WAT
640
4
HOH
HOH
640
A
WAT
641
4
HOH
HOH
641
A
WAT
642
4
HOH
HOH
642
A
WAT
643
4
HOH
HOH
643
A
WAT
644
4
HOH
HOH
644
A
WAT
645
4
HOH
HOH
645
A
WAT
646
4
HOH
HOH
646
A
WAT
647
4
HOH
HOH
647
A
WAT
648
4
HOH
HOH
648
A
WAT
649
4
HOH
HOH
649
A
WAT
650
4
HOH
HOH
650
A
WAT
651
4
HOH
HOH
651
A
WAT
652
4
HOH
HOH
652
A
WAT
653
4
HOH
HOH
653
A
WAT
654
4
HOH
HOH
654
A
WAT
655
4
HOH
HOH
655
A
WAT
656
4
HOH
HOH
656
A
WAT
657
4
HOH
HOH
657
A
WAT
658
4
HOH
HOH
658
A
WAT
659
4
HOH
HOH
659
A
WAT
660
4
HOH
HOH
660
A
WAT
661
4
HOH
HOH
661
A
WAT
662
4
HOH
HOH
662
A
WAT
663
4
HOH
HOH
663
A
WAT
664
4
HOH
HOH
664
A
WAT
665
4
HOH
HOH
665
A
WAT
666
4
HOH
HOH
666
A
WAT
667
4
HOH
HOH
667
A
WAT
668
4
HOH
HOH
668
A
WAT
669
4
HOH
HOH
669
A
WAT
670
4
HOH
HOH
670
A
WAT
671
4
HOH
HOH
671
A
WAT
672
4
HOH
HOH
672
A
WAT
673
4
HOH
HOH
673
A
WAT
674
4
HOH
HOH
674
A
WAT
675
4
HOH
HOH
675
A
WAT
676
4
HOH
HOH
676
A
WAT
677
4
HOH
HOH
677
A
WAT
678
4
HOH
HOH
678
A
WAT
679
4
HOH
HOH
679
A
WAT
680
4
HOH
HOH
680
A
WAT
681
4
HOH
HOH
681
A
WAT
682
4
HOH
HOH
682
A
WAT
683
4
HOH
HOH
683
A
WAT
684
4
HOH
HOH
684
A
WAT
685
4
HOH
HOH
685
A
WAT
686
4
HOH
HOH
686
A
WAT
687
4
HOH
HOH
687
A
WAT
688
4
HOH
HOH
688
A
WAT
689
4
HOH
HOH
689
A
WAT
690
4
HOH
HOH
690
A
WAT
691
4
HOH
HOH
691
A
WAT
692
4
HOH
HOH
692
A
WAT
693
4
HOH
HOH
693
A
WAT
694
4
HOH
HOH
694
A
WAT
695
4
HOH
HOH
695
A
WAT
696
4
HOH
HOH
696
A
WAT
697
4
HOH
HOH
697
A
WAT
698
4
HOH
HOH
698
A
WAT
699
4
HOH
HOH
699
A
WAT
700
4
HOH
HOH
700
A
WAT
701
4
HOH
HOH
701
A
WAT
702
4
HOH
HOH
702
A
WAT
703
4
HOH
HOH
703
A
WAT
704
4
HOH
HOH
704
A
WAT
705
4
HOH
HOH
705
A
WAT
706
4
HOH
HOH
706
A
WAT
707
4
HOH
HOH
707
A
WAT
708
4
HOH
HOH
708
A
WAT
709
4
HOH
HOH
709
A
WAT
710
4
HOH
HOH
710
A
WAT
711
4
HOH
HOH
711
A
WAT
712
4
HOH
HOH
712
A
WAT
713
4
HOH
HOH
713
A
WAT
714
4
HOH
HOH
714
A
WAT
715
4
HOH
HOH
715
A
WAT
716
4
HOH
HOH
716
A
WAT
717
4
HOH
HOH
717
A
WAT
718
4
HOH
HOH
718
A
WAT
719
4
HOH
HOH
719
A
WAT
720
4
HOH
HOH
720
A
WAT
721
4
HOH
HOH
721
A
WAT
722
4
HOH
HOH
722
A
WAT
723
4
HOH
HOH
723
A
WAT
724
4
HOH
HOH
724
A
WAT
725
4
HOH
HOH
725
A
WAT
726
4
HOH
HOH
726
A
WAT
727
4
HOH
HOH
727
A
WAT
728
4
HOH
HOH
728
A
WAT
729
4
HOH
HOH
729
A
WAT
730
4
HOH
HOH
730
A
WAT
731
4
HOH
HOH
731
A
WAT
732
4
HOH
HOH
732
A
WAT
733
4
HOH
HOH
733
A
WAT
734
4
HOH
HOH
734
A
WAT
735
4
HOH
HOH
735
A
WAT
736
4
HOH
HOH
736
A
WAT
737
4
HOH
HOH
737
A
WAT
738
4
HOH
HOH
738
A
WAT
739
4
HOH
HOH
739
A
WAT
740
4
HOH
HOH
740
A
WAT
741
4
HOH
HOH
741
A
WAT
742
4
HOH
HOH
742
A
WAT
743
4
HOH
HOH
743
A
WAT
744
4
HOH
HOH
744
A
WAT
745
4
HOH
HOH
745
A
WAT
746
4
HOH
HOH
746
A
WAT
747
4
HOH
HOH
747
A
WAT
748
4
HOH
HOH
748
A
WAT
749
4
HOH
HOH
749
A
WAT
750
4
HOH
HOH
750
A
WAT
751
4
HOH
HOH
751
A
WAT
752
4
HOH
HOH
752
A
WAT
753
4
HOH
HOH
753
A
WAT
754
4
HOH
HOH
754
A
WAT
755
4
HOH
HOH
755
A
WAT
756
4
HOH
HOH
756
A
WAT
757
4
HOH
HOH
757
A
WAT
758
4
HOH
HOH
758
A
WAT
759
4
HOH
HOH
759
A
WAT
760
4
HOH
HOH
760
A
WAT
761
4
HOH
HOH
761
A
WAT
762
4
HOH
HOH
762
A
WAT
763
4
HOH
HOH
763
A
WAT
764
4
HOH
HOH
764
A
WAT
765
4
HOH
HOH
765
A
WAT
766
4
HOH
HOH
766
A
WAT
767
4
HOH
HOH
767
A
WAT
768
4
HOH
HOH
768
A
WAT
769
4
HOH
HOH
769
A
WAT
770
4
HOH
HOH
770
A
WAT
771
4
HOH
HOH
771
A
WAT
772
4
HOH
HOH
772
A
WAT
773
4
HOH
HOH
773
A
WAT
774
4
HOH
HOH
774
A
WAT
775
4
HOH
HOH
775
A
WAT
776
4
HOH
HOH
776
A
WAT
777
4
HOH
HOH
777
A
WAT
1098
4
HOH
HOH
1098
A
ALA
4
n
1
ALA
4
A
THR
5
n
2
THR
5
A
ALA
6
n
3
ALA
6
A
ALA
7
n
4
ALA
7
A
GLU
8
n
5
GLU
8
A
ILE
9
n
6
ILE
9
A
ALA
10
n
7
ALA
10
A
ALA
11
n
8
ALA
11
A
LEU
12
n
9
LEU
12
A
PRO
13
n
10
PRO
13
A
ARG
14
n
11
ARG
14
A
GLN
15
n
12
GLN
15
A
LYS
16
n
13
LYS
16
A
VAL
17
n
14
VAL
17
A
GLU
18
n
15
GLU
18
A
LEU
19
n
16
LEU
19
A
VAL
20
n
17
VAL
20
A
ASP
21
n
18
ASP
21
A
PRO
22
n
19
PRO
22
A
PRO
23
n
20
PRO
23
A
PHE
24
n
21
PHE
24
A
VAL
25
n
22
VAL
25
A
HIS
26
n
23
HIS
26
A
ALA
27
n
24
ALA
27
A
HIS
28
n
25
HIS
28
A
SER
29
n
26
SER
29
A
GLN
30
n
27
GLN
30
A
VAL
31
n
28
VAL
31
A
ALA
32
n
29
ALA
32
A
GLU
33
n
30
GLU
33
A
GLY
34
n
31
GLY
34
A
GLY
35
n
32
GLY
35
A
PRO
36
n
33
PRO
36
A
LYS
37
n
34
LYS
37
A
VAL
38
n
35
VAL
38
A
VAL
39
n
36
VAL
39
A
GLU
40
n
37
GLU
40
A
PHE
41
n
38
PHE
41
A
THR
42
n
39
THR
42
A
MET
43
n
40
MET
43
A
VAL
44
n
41
VAL
44
A
ILE
45
n
42
ILE
45
A
GLU
46
n
43
GLU
46
A
GLU
47
n
44
GLU
47
A
LYS
48
n
45
LYS
48
A
LYS
49
n
46
LYS
49
A
ILE
50
n
47
ILE
50
A
VAL
51
n
48
VAL
51
A
ILE
52
n
49
ILE
52
A
ASP
53
n
50
ASP
53
A
ASP
54
n
51
ASP
54
A
ALA
55
n
52
ALA
55
A
GLY
56
n
53
GLY
56
A
THR
57
n
54
THR
57
A
GLU
58
n
55
GLU
58
A
VAL
59
n
56
VAL
59
A
HIS
60
n
57
HIS
60
A
ALA
61
n
58
ALA
61
A
MET
62
n
59
MET
62
A
ALA
63
n
60
ALA
63
A
PHE
64
n
61
PHE
64
A
ASN
65
n
62
ASN
65
A
GLY
66
n
63
GLY
66
A
THR
67
n
64
THR
67
A
VAL
68
n
65
VAL
68
A
PRO
69
n
66
PRO
69
A
GLY
70
n
67
GLY
70
A
PRO
71
n
68
PRO
71
A
LEU
72
n
69
LEU
72
A
MET
73
n
70
MET
73
A
VAL
74
n
71
VAL
74
A
VAL
75
n
72
VAL
75
A
HIS
76
n
73
HIS
76
A
GLN
77
n
74
GLN
77
A
ASP
78
n
75
ASP
78
A
ASP
79
n
76
ASP
79
A
TYR
80
n
77
TYR
80
A
LEU
81
n
78
LEU
81
A
GLU
82
n
79
GLU
82
A
LEU
83
n
80
LEU
83
A
THR
84
n
81
THR
84
A
LEU
85
n
82
LEU
85
A
ILE
86
n
83
ILE
86
A
ASN
87
n
84
ASN
87
A
PRO
88
n
85
PRO
88
A
GLU
89
n
86
GLU
89
A
THR
90
n
87
THR
90
A
ASN
91
n
88
ASN
91
A
THR
92
n
89
THR
92
A
LEU
93
n
90
LEU
93
A
MET
94
n
91
MET
94
A
HIS
95
n
92
HIS
95
A
ASN
96
n
93
ASN
96
A
ILE
97
n
94
ILE
97
A
ASN
98
n
95
ASN
98
A
PHE
99
n
96
PHE
99
A
HIS
100
n
97
HIS
100
A
ALA
101
n
98
ALA
101
A
ALA
102
n
99
ALA
102
A
THR
103
n
100
THR
103
A
GLY
104
n
101
GLY
104
A
ALA
105
n
102
ALA
105
A
LEU
106
n
103
LEU
106
A
GLY
107
n
104
GLY
107
A
GLY
108
n
105
GLY
108
A
GLY
109
n
106
GLY
109
A
GLY
110
n
107
GLY
110
A
LEU
111
n
108
LEU
111
A
THR
112
n
109
THR
112
A
GLU
113
n
110
GLU
113
A
ILE
114
n
111
ILE
114
A
ASN
115
n
112
ASN
115
A
PRO
116
n
113
PRO
116
A
GLY
117
n
114
GLY
117
A
GLU
118
n
115
GLU
118
A
LYS
119
n
116
LYS
119
A
THR
120
n
117
THR
120
A
ILE
121
n
118
ILE
121
A
LEU
122
n
119
LEU
122
A
ARG
123
n
120
ARG
123
A
PHE
124
n
121
PHE
124
A
LYS
125
n
122
LYS
125
A
ALA
126
n
123
ALA
126
A
THR
127
n
124
THR
127
A
LYS
128
n
125
LYS
128
A
PRO
129
n
126
PRO
129
A
GLY
130
n
127
GLY
130
A
VAL
131
n
128
VAL
131
A
PHE
132
n
129
PHE
132
A
VAL
133
n
130
VAL
133
A
TYR
134
n
131
TYR
134
A
HIS
135
n
132
HIS
135
A
CYS
136
n
133
CYS
136
A
ALA
137
n
134
ALA
137
A
PRO
138
n
135
PRO
138
A
PRO
139
n
136
PRO
139
A
GLY
140
n
137
GLY
140
A
MET
141
n
138
MET
141
A
VAL
142
n
139
VAL
142
A
PRO
143
n
140
PRO
143
A
TRP
144
n
141
TRP
144
A
HIS
145
n
142
HIS
145
A
VAL
146
n
143
VAL
146
A
VAL
147
n
144
VAL
147
A
SER
148
n
145
SER
148
A
GLY
149
n
146
GLY
149
A
MET
150
n
147
MET
150
A
ASN
151
n
148
ASN
151
A
GLY
152
n
149
GLY
152
A
ALA
153
n
150
ALA
153
A
ILE
154
n
151
ILE
154
A
MET
155
n
152
MET
155
A
VAL
156
n
153
VAL
156
A
LEU
157
n
154
LEU
157
A
PRO
158
n
155
PRO
158
A
ARG
159
n
156
ARG
159
A
GLU
160
n
157
GLU
160
A
GLY
161
n
158
GLY
161
A
LEU
162
n
159
LEU
162
A
HIS
163
n
160
HIS
163
A
ASP
164
n
161
ASP
164
A
GLY
165
n
162
GLY
165
A
LYS
166
n
163
LYS
166
A
GLY
167
n
164
GLY
167
A
LYS
168
n
165
LYS
168
A
ALA
169
n
166
ALA
169
A
LEU
170
n
167
LEU
170
A
THR
171
n
168
THR
171
A
TYR
172
n
169
TYR
172
A
ASP
173
n
170
ASP
173
A
LYS
174
n
171
LYS
174
A
ILE
175
n
172
ILE
175
A
TYR
176
n
173
TYR
176
A
TYR
177
n
174
TYR
177
A
VAL
178
n
175
VAL
178
A
GLY
179
n
176
GLY
179
A
GLU
180
n
177
GLU
180
A
GLN
181
n
178
GLN
181
A
ASP
182
n
179
ASP
182
A
PHE
183
n
180
PHE
183
A
TYR
184
n
181
TYR
184
A
VAL
185
n
182
VAL
185
A
PRO
186
n
183
PRO
186
A
ARG
187
n
184
ARG
187
A
ASP
188
n
185
ASP
188
A
GLU
189
n
186
GLU
189
A
ASN
190
n
187
ASN
190
A
GLY
191
n
188
GLY
191
A
LYS
192
n
189
LYS
192
A
TYR
193
n
190
TYR
193
A
LYS
194
n
191
LYS
194
A
LYS
195
n
192
LYS
195
A
TYR
196
n
193
TYR
196
A
GLU
197
n
194
GLU
197
A
ALA
198
n
195
ALA
198
A
PRO
199
n
196
PRO
199
A
GLY
200
n
197
GLY
200
A
ASP
201
n
198
ASP
201
A
ALA
202
n
199
ALA
202
A
TYR
203
n
200
TYR
203
A
GLU
204
n
201
GLU
204
A
ASP
205
n
202
ASP
205
A
THR
206
n
203
THR
206
A
VAL
207
n
204
VAL
207
A
LYS
208
n
205
LYS
208
A
VAL
209
n
206
VAL
209
A
MET
210
n
207
MET
210
A
ARG
211
n
208
ARG
211
A
THR
212
n
209
THR
212
A
LEU
213
n
210
LEU
213
A
THR
214
n
211
THR
214
A
PRO
215
n
212
PRO
215
A
THR
216
n
213
THR
216
A
HIS
217
n
214
HIS
217
A
VAL
218
n
215
VAL
218
A
VAL
219
n
216
VAL
219
A
PHE
220
n
217
PHE
220
A
ASN
221
n
218
ASN
221
A
GLY
222
n
219
GLY
222
A
ALA
223
n
220
ALA
223
A
VAL
224
n
221
VAL
224
A
GLY
225
n
222
GLY
225
A
ALA
226
n
223
ALA
226
A
LEU
227
n
224
LEU
227
A
THR
228
n
225
THR
228
A
GLY
229
n
226
GLY
229
A
ASP
230
n
227
ASP
230
A
LYS
231
n
228
LYS
231
A
ALA
232
n
229
ALA
232
A
MET
233
n
230
MET
233
A
THR
234
n
231
THR
234
A
ALA
235
n
232
ALA
235
A
ALA
236
n
233
ALA
236
A
VAL
237
n
234
VAL
237
A
GLY
238
n
235
GLY
238
A
GLU
239
n
236
GLU
239
A
LYS
240
n
237
LYS
240
A
VAL
241
n
238
VAL
241
A
LEU
242
n
239
LEU
242
A
ILE
243
n
240
ILE
243
A
VAL
244
n
241
VAL
244
A
HIS
245
n
242
HIS
245
A
SER
246
n
243
SER
246
A
GLN
247
n
244
GLN
247
A
ALA
248
n
245
ALA
248
A
ASN
249
n
246
ASN
249
A
ARG
250
n
247
ARG
250
A
ASP
251
n
248
ASP
251
A
THR
252
n
249
THR
252
A
ARG
253
n
250
ARG
253
A
PRO
254
n
251
PRO
254
A
HIS
255
n
252
HIS
255
A
LEU
256
n
253
LEU
256
A
ILE
257
n
254
ILE
257
A
GLY
258
n
255
GLY
258
A
GLY
259
n
256
GLY
259
A
HIS
260
n
257
HIS
260
A
GLY
261
n
258
GLY
261
A
ASP
262
n
259
ASP
262
A
TYR
263
n
260
TYR
263
A
VAL
264
n
261
VAL
264
A
TRP
265
n
262
TRP
265
A
ALA
266
n
263
ALA
266
A
THR
267
n
264
THR
267
A
GLY
268
n
265
GLY
268
A
LYS
269
n
266
LYS
269
A
PHE
270
n
267
PHE
270
A
ASN
271
n
268
ASN
271
A
THR
272
n
269
THR
272
A
PRO
273
n
270
PRO
273
A
PRO
274
n
271
PRO
274
A
ASP
275
n
272
ASP
275
A
VAL
276
n
273
VAL
276
A
ASP
277
n
274
ASP
277
A
GLN
278
n
275
GLN
278
A
GLU
279
n
276
GLU
279
A
THR
280
n
277
THR
280
A
TRP
281
n
278
TRP
281
A
PHE
282
n
279
PHE
282
A
ILE
283
n
280
ILE
283
A
PRO
284
n
281
PRO
284
A
GLY
285
n
282
GLY
285
A
GLY
286
n
283
GLY
286
A
ALA
287
n
284
ALA
287
A
ALA
288
n
285
ALA
288
A
GLY
289
n
286
GLY
289
A
ALA
290
n
287
ALA
290
A
ALA
291
n
288
ALA
291
A
PHE
292
n
289
PHE
292
A
TYR
293
n
290
TYR
293
A
THR
294
n
291
THR
294
A
PHE
295
n
292
PHE
295
A
GLN
296
n
293
GLN
296
A
GLN
297
n
294
GLN
297
A
PRO
298
n
295
PRO
298
A
GLY
299
n
296
GLY
299
A
ILE
300
n
297
ILE
300
A
TYR
301
n
298
TYR
301
A
ALA
302
n
299
ALA
302
A
TYR
303
n
300
TYR
303
A
VAL
304
n
301
VAL
304
A
ASN
305
n
302
ASN
305
A
HIS
306
n
303
HIS
306
A
ASN
307
n
304
ASN
307
A
LEU
308
n
305
LEU
308
A
ILE
309
n
306
ILE
309
A
GLU
310
n
307
GLU
310
A
ALA
311
n
308
ALA
311
A
PHE
312
n
309
PHE
312
A
GLU
313
n
310
GLU
313
A
LEU
314
n
311
LEU
314
A
GLY
315
n
312
GLY
315
A
ALA
316
n
313
ALA
316
A
ALA
317
n
314
ALA
317
A
ALA
318
n
315
ALA
318
A
HIS
319
n
316
HIS
319
A
PHE
320
n
317
PHE
320
A
LYS
321
n
318
LYS
321
A
VAL
322
n
319
VAL
322
A
THR
323
n
320
THR
323
A
GLY
324
n
321
GLY
324
A
GLU
325
n
322
GLU
325
A
TRP
326
n
323
TRP
326
A
ASN
327
n
324
ASN
327
A
ASP
328
n
325
ASP
328
A
ASP
329
n
326
ASP
329
A
LEU
330
n
327
LEU
330
A
MET
331
n
328
MET
331
A
THR
332
n
329
THR
332
A
SER
333
n
330
SER
333
A
VAL
334
n
331
VAL
334
A
LEU
335
n
332
LEU
335
A
ALA
336
n
333
ALA
336
A
PRO
337
n
334
PRO
337
A
SER
338
n
335
SER
338
A
GLY
339
n
336
GLY
339
A
n
337
340
A
n
338
341
A
n
339
342
A
n
340
343
A
n
341
344
A
author_and_software_defined_assembly
PISA,PQS
3
trimeric
12710
-102
33380
A
HIS
95
A
ND1
HIS
92
1_555
A
CU
501
B
CU
CU
1_555
A
CYS
136
A
SG
CYS
133
1_555
135.1
A
HIS
95
A
ND1
HIS
92
1_555
A
CU
501
B
CU
CU
1_555
A
HIS
145
A
ND1
HIS
142
1_555
100.4
A
CYS
136
A
SG
CYS
133
1_555
A
CU
501
B
CU
CU
1_555
A
HIS
145
A
ND1
HIS
142
1_555
101.3
A
HIS
95
A
ND1
HIS
92
1_555
A
CU
501
B
CU
CU
1_555
A
MET
150
A
SD
MET
147
1_555
86.7
A
CYS
136
A
SG
CYS
133
1_555
A
CU
501
B
CU
CU
1_555
A
MET
150
A
SD
MET
147
1_555
106.8
A
HIS
145
A
ND1
HIS
142
1_555
A
CU
501
B
CU
CU
1_555
A
MET
150
A
SD
MET
147
1_555
131.4
A
HIS
100
A
NE2
HIS
97
1_555
A
CU
502
C
CU
CU
1_555
A
HIS
135
A
NE2
HIS
132
1_555
106.8
A
HIS
100
A
NE2
HIS
97
1_555
A
CU
502
C
CU
CU
1_555
A
HIS
306
A
NE2
HIS
303
3_555
104.0
A
HIS
135
A
NE2
HIS
132
1_555
A
CU
502
C
CU
CU
1_555
A
HIS
306
A
NE2
HIS
303
3_555
111.7
A
HIS
100
A
NE2
HIS
97
1_555
A
CU
502
C
CU
CU
1_555
A
HOH
503
F
O
HOH
1_555
113.8
A
HIS
135
A
NE2
HIS
132
1_555
A
CU
502
C
CU
CU
1_555
A
HOH
503
F
O
HOH
1_555
113.7
A
HIS
306
A
NE2
HIS
303
3_555
A
CU
502
C
CU
CU
1_555
A
HOH
503
F
O
HOH
1_555
106.5
A
HOH
524
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
524
F
O
HOH
2_555
87.8
A
HOH
524
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
524
F
O
HOH
3_555
87.8
A
HOH
524
F
O
HOH
2_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
524
F
O
HOH
3_555
87.8
A
HOH
524
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
1_555
81.1
A
HOH
524
F
O
HOH
2_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
1_555
162.3
A
HOH
524
F
O
HOH
3_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
1_555
105.3
A
HOH
524
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
2_555
105.3
A
HOH
524
F
O
HOH
2_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
2_555
81.1
A
HOH
524
F
O
HOH
3_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
2_555
162.3
A
HOH
533
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
2_555
88.7
A
HOH
524
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
3_555
162.3
A
HOH
524
F
O
HOH
2_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
3_555
105.3
A
HOH
524
F
O
HOH
3_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
3_555
81.1
A
HOH
533
F
O
HOH
1_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
3_555
88.7
A
HOH
533
F
O
HOH
2_555
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
3_555
88.7
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_555
-y,x-y,z
crystal symmetry 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
3_555
-x+y,-x,z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
A
O
PHE
124
A
O
PHE
121
A
N
LEU
81
A
N
LEU
78
A
N
GLU
82
A
N
GLU
79
A
O
VAL
39
A
O
VAL
36
A
N
GLU
40
A
N
GLU
37
A
O
GLN
15
A
O
GLN
12
A
O
PHE
124
A
O
PHE
121
A
N
LEU
81
A
N
LEU
78
A
N
GLU
82
A
N
GLU
79
A
O
VAL
39
A
O
VAL
36
A
N
ILE
50
A
N
ILE
47
A
O
VAL
59
A
O
VAL
56
A
N
MET
73
A
N
MET
70
A
O
ALA
153
A
O
ALA
150
A
N
VAL
156
A
N
VAL
153
A
O
GLY
130
A
O
GLY
127
A
O
HIS
135
A
O
HIS
132
A
N
ASN
98
A
N
ASN
95
A
O
LEU
162
A
O
LEU
159
A
N
LEU
170
A
N
LEU
167
A
O
VAL
219
A
O
VAL
216
A
N
GLN
181
A
N
GLN
178
A
N
LYS
174
A
N
LYS
171
A
O
LYS
240
A
O
LYS
237
A
N
GLN
247
A
N
GLN
244
A
O
ALA
287
A
O
ALA
284
A
O
PHE
292
A
O
PHE
289
A
N
ASP
262
A
N
ASP
259
A
O
VAL
264
A
O
VAL
261
A
N
ASP
275
A
N
ASP
272
A
N
MET
233
A
N
MET
230
A
O
HIS
319
A
O
HIS
316
A
O
VAL
322
A
O
VAL
319
A
N
GLY
299
A
N
GLY
296
A
N
VAL
304
A
N
VAL
301
A
O
HIS
255
A
O
HIS
252
1
A
ZN
504
D
ZN
1
A
ZN
505
E
ZN
1
A
THR
340
A
THR
337
1
Y
1
A
ILE
341
A
ILE
338
1
Y
1
A
GLU
342
A
GLU
339
1
Y
1
A
GLY
343
A
GLY
340
1
Y
1
A
ARG
344
A
ARG
341
1
Y
1
A
A
OD1
O
ASP
HOH
79
511
2.08
1
A
A
ND1
O
HIS
HOH
76
511
2.18
1
-20.52
2.70
111.00
90.48
A
A
A
N
CA
C
ASN
ASN
ASN
307
307
307
N
1
A
ASP
78
80.18
-0.34
1
A
ALA
137
-160.11
71.49
1
A
ASP
188
-69.16
-175.43
1
A
HIS
306
-78.09
20.14
PROTEIN_REP.PARAM
PROTEIN.TOP
WATER_REP.PARAM
WATER.TOP
30.4
-5.01
-1.89
0.00
-5.01
0.00
10.03
Least squares method
0.2140000
0.004
0.1850000
0.1850000
1.90
500
2763
31965
30434
9.1
95.1
RANDOM
2222100.89
0.00
1
RESTRAINED
THROUGHOUT
0.0
Engh & Huber
FLAT MODEL
59.54
0.314
0.24
0.20
5.00
0.22
0.19
1.90
500
268
2832
4
0
2560
0.009
1.7
26.6
0.90
0.2700000
0.012
0.2480000
2.02
495
4600
6
9.7
95.5
19.5
1.9
50
1ET5
92090
30437
0.0770000
1
7.68
2.9
0.2460000
1.90
2.05
6121
1
1.6
phasing
AMoRE
refinement
CNS
0.4
data reduction
DENZO
data scaling
SCALEPACK
CRYSTAL STRUCTURE OF NITRITE REDUCTASE ASP98ASN MUTANT FROM ALCALIGENES FAECALIS S-6
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
4
N
N
Biological assembly is a trimer
constructed from chain A by the threefold axis
A
THR
5
A
THR
2
HELX_P
A
LEU
12
A
LEU
9
1
1
8
A
GLY
104
A
GLY
101
HELX_P
A
GLY
109
A
GLY
106
5
2
6
A
GLY
108
A
GLY
105
HELX_P
A
THR
112
A
THR
109
5
3
5
A
MET
141
A
MET
138
HELX_P
A
VAL
147
A
VAL
144
1
4
7
A
ALA
198
A
ALA
195
HELX_P
A
ARG
211
A
ARG
208
1
5
14
A
THR
228
A
THR
225
HELX_P
A
ALA
232
A
ALA
229
5
6
5
A
ASN
307
A
ASN
304
HELX_P
A
GLU
313
A
GLU
310
1
7
7
metalc
2.065
A
HIS
95
A
ND1
HIS
92
1_555
A
CU
501
B
CU
CU
1_555
metalc
1.992
A
HIS
100
A
NE2
HIS
97
1_555
A
CU
502
C
CU
CU
1_555
metalc
2.107
A
HIS
135
A
NE2
HIS
132
1_555
A
CU
502
C
CU
CU
1_555
metalc
2.196
A
CYS
136
A
SG
CYS
133
1_555
A
CU
501
B
CU
CU
1_555
metalc
2.018
A
HIS
145
A
ND1
HIS
142
1_555
A
CU
501
B
CU
CU
1_555
metalc
2.492
A
MET
150
A
SD
MET
147
1_555
A
CU
501
B
CU
CU
1_555
metalc
2.156
A
HIS
306
A
NE2
HIS
303
3_555
A
CU
502
C
CU
CU
1_555
metalc
2.214
A
CU
502
C
CU
CU
1_555
A
HOH
503
F
O
HOH
1_555
metalc
2.309
A
ZN
504
D
ZN
ZN
1_555
A
HOH
524
F
O
HOH
1_555
metalc
2.309
A
ZN
504
D
ZN
ZN
1_555
A
HOH
524
F
O
HOH
2_555
metalc
2.309
A
ZN
504
D
ZN
ZN
1_555
A
HOH
524
F
O
HOH
3_555
metalc
2.401
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
1_555
metalc
2.401
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
2_555
metalc
2.401
A
ZN
504
D
ZN
ZN
1_555
A
HOH
533
F
O
HOH
3_555
OXIDOREDUCTASE
Greek key beta barrel domain, OXIDOREDUCTASE
A
PRO
22
A
PRO
19
1
A
PRO
23
A
PRO
20
1.28
A
VAL
68
A
VAL
65
1
A
PRO
69
A
PRO
66
0.15
NIR_ALCFA
UNP
1
P38501
40
376
1ET5
4
340
P38501
A
1
1
337
1
ASP
engineered mutation
ASN
98
1ET5
A
P38501
UNP
134
95
1
cloning artifact
ILE
341
1ET5
A
P38501
UNP
338
1
cloning artifact
GLU
342
1ET5
A
P38501
UNP
339
1
cloning artifact
GLY
343
1ET5
A
P38501
UNP
340
1
cloning artifact
ARG
344
1ET5
A
P38501
UNP
341
4
4
4
2
6
4
anti-parallel
parallel
parallel
anti-parallel
parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
A
GLU
118
A
GLU
115
A
LYS
125
A
LYS
122
A
TYR
80
A
TYR
77
A
ASN
87
A
ASN
84
A
VAL
38
A
VAL
35
A
VAL
51
A
VAL
48
A
ARG
14
A
ARG
11
A
LYS
16
A
LYS
13
A
GLU
118
A
GLU
115
A
LYS
125
A
LYS
122
A
TYR
80
A
TYR
77
A
ASN
87
A
ASN
84
A
VAL
38
A
VAL
35
A
VAL
51
A
VAL
48
A
GLU
58
A
GLU
55
A
PHE
64
A
PHE
61
A
MET
73
A
MET
70
A
HIS
76
A
HIS
73
A
ASN
151
A
ASN
148
A
LEU
157
A
LEU
154
A
GLY
130
A
GLY
127
A
HIS
135
A
HIS
132
A
ASN
98
A
ASN
95
A
PHE
99
A
PHE
96
A
LEU
162
A
LEU
159
A
HIS
163
A
HIS
160
A
ALA
169
A
ALA
166
A
LEU
170
A
LEU
167
A
HIS
217
A
HIS
214
A
PHE
220
A
PHE
217
A
LYS
174
A
LYS
171
A
PHE
183
A
PHE
180
A
LYS
240
A
LYS
237
A
GLN
247
A
GLN
244
A
ALA
287
A
ALA
284
A
THR
294
A
THR
291
A
GLY
261
A
GLY
258
A
TRP
265
A
TRP
262
A
ASP
275
A
ASP
272
A
GLN
278
A
GLN
275
A
MET
233
A
MET
230
A
ALA
236
A
ALA
233
A
ALA
317
A
ALA
314
A
THR
323
A
THR
320
A
GLY
299
A
GLY
296
A
ASN
305
A
ASN
302
A
PRO
254
A
PRO
251
A
ILE
257
A
ILE
254
BINDING SITE FOR RESIDUE CU A 501
A
CU
501
Software
4
BINDING SITE FOR RESIDUE CU A 502
A
CU
502
Software
4
BINDING SITE FOR RESIDUE ZN A 504
A
ZN
504
Software
6
BINDING SITE FOR RESIDUE ZN A 505
A
ZN
505
Software
3
A
HIS
95
A
HIS
92
4
1_555
A
CYS
136
A
CYS
133
4
1_555
A
HIS
145
A
HIS
142
4
1_555
A
MET
150
A
MET
147
4
1_555
A
HIS
100
A
HIS
97
4
1_555
A
HIS
135
A
HIS
132
4
1_555
A
HIS
306
A
HIS
303
4
3_555
A
HOH
503
F
HOH
4
1_555
A
HOH
524
F
HOH
6
3_555
A
HOH
524
F
HOH
6
1_555
A
HOH
524
F
HOH
6
2_555
A
HOH
533
F
HOH
6
2_555
A
HOH
533
F
HOH
6
3_555
A
HOH
533
F
HOH
6
1_555
A
ASP
251
A
ASP
248
3
1_555
A
ASP
251
A
ASP
248
3
3_555
A
ASP
251
A
ASP
248
3
2_555
146
H 3