0.015873
0.000000
0.000000
0.000000
0.013550
0.000000
0.000000
0.000000
0.010776
0.00000
0.00000
0.00000
Crane, B.R.
Arvai, A.S.
Getzoff, E.D.
Stuehr, D.J.
Tainer, J.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
63.000
73.800
92.800
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
C34 H32 Fe N4 O4
616.487
PROTOPORPHYRIN IX CONTAINING FE
HEME
non-polymer
C6 H10 N3 O2 1
156.162
y
HISTIDINE
L-peptide linking
H2 O
18.015
WATER
non-polymer
C6 H13 N O2
131.173
y
ISOLEUCINE
L-peptide linking
C3 H5 N2 1
69.085
IMIDAZOLE
non-polymer
C6 H13 N O2
131.173
y
LEUCINE
L-peptide linking
C6 H15 N2 O2 1
147.195
y
LYSINE
L-peptide linking
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
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
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
C
N
138
N
C
N
139
N
C
N
140
N
C
Y
141
N
C
Y
142
N
C
Y
143
N
C
Y
144
N
C
N
145
N
C
N
146
N
C
N
147
N
C
N
148
N
C
N
149
N
O
N
150
N
O
N
151
N
C
N
152
N
C
N
153
N
C
N
154
N
C
N
155
N
C
N
156
N
C
N
157
N
C
Y
158
N
C
Y
159
N
C
Y
160
N
C
Y
161
N
C
N
162
N
C
N
163
N
C
N
164
N
C
N
165
N
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
C
N
170
N
C
N
171
N
C
N
172
N
C
N
173
N
O
N
174
N
O
Y
175
N
N
N
176
N
N
Y
177
N
N
N
178
N
N
N
179
N
FE
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
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
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
N
N
213
S
C
N
214
N
C
N
215
N
O
N
216
N
C
Y
217
N
C
Y
218
N
N
Y
219
N
C
Y
220
N
C
Y
221
N
N
N
222
N
O
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
H
N
232
N
H
N
233
N
O
N
234
N
H
N
235
N
H
N
236
N
N
N
237
S
C
N
238
N
C
N
239
N
O
N
240
S
C
N
241
N
C
N
242
N
C
N
243
N
C
N
244
N
O
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
H
N
257
N
H
Y
258
N
N
Y
259
N
C
Y
260
N
N
Y
261
N
C
Y
262
N
C
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
N
N
269
S
C
N
270
N
C
N
271
N
O
N
272
N
C
N
273
N
C
N
274
N
C
N
275
N
C
N
276
N
O
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
H
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
N
N
291
S
C
N
292
N
C
N
293
N
O
N
294
N
C
N
295
N
C
N
296
N
C
N
297
N
C
N
298
N
N
N
299
N
O
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
N
N
316
S
C
N
317
N
C
N
318
N
O
N
319
N
C
N
320
N
C
N
321
N
S
N
322
N
C
N
323
N
O
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
N
N
336
S
C
N
337
N
C
N
338
N
O
N
339
N
C
Y
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
Y
344
N
C
Y
345
N
C
N
346
N
O
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
N
363
N
C
N
364
N
C
N
365
N
O
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
H
N
374
N
H
N
375
N
N
N
376
S
C
N
377
N
C
N
378
N
O
N
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
N
N
390
S
C
N
391
N
C
N
392
N
O
N
393
R
C
N
394
N
O
N
395
N
C
N
396
N
O
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
N
N
407
S
C
N
408
N
C
N
409
N
O
N
410
N
C
Y
411
N
C
Y
412
N
C
Y
413
N
C
Y
414
N
N
Y
415
N
C
Y
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
N
420
N
O
N
421
N
H
N
422
N
H
N
423
N
H
N
424
N
H
N
425
N
H
N
426
N
H
N
427
N
H
N
428
N
H
N
429
N
H
N
430
N
H
N
431
N
H
N
432
N
H
N
433
N
N
N
434
S
C
N
435
N
C
N
436
N
O
N
437
N
C
Y
438
N
C
Y
439
N
C
Y
440
N
C
Y
441
N
C
Y
442
N
C
Y
443
N
C
N
444
N
O
N
445
N
O
N
446
N
H
N
447
N
H
N
448
N
H
N
449
N
H
N
450
N
H
N
451
N
H
N
452
N
H
N
453
N
H
N
454
N
H
N
455
N
H
N
456
N
H
N
457
N
N
N
458
S
C
N
459
N
C
N
460
N
O
N
461
N
C
N
462
N
C
N
463
N
C
N
464
N
O
N
465
N
H
N
466
N
H
N
467
N
H
N
468
N
H
N
469
N
H
N
470
N
H
N
471
N
H
N
472
N
H
N
473
N
H
N
474
N
H
N
475
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
doub
N
131
N
sing
N
132
N
sing
N
133
N
doub
N
134
N
sing
N
135
N
sing
N
136
N
doub
N
137
N
sing
N
138
N
doub
N
139
N
sing
N
140
N
sing
Y
141
N
doub
Y
142
N
sing
Y
143
N
sing
N
144
N
sing
Y
145
N
doub
N
146
N
sing
Y
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
doub
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
doub
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
doub
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
doub
N
170
N
sing
N
171
N
sing
N
172
N
sing
Y
173
N
sing
Y
174
N
sing
Y
175
N
doub
N
176
N
sing
Y
177
N
sing
N
178
N
sing
Y
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
doub
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
doub
N
189
N
doub
N
190
N
sing
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
doub
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
doub
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
Y
222
N
sing
Y
223
N
doub
Y
224
N
doub
N
225
N
sing
Y
226
N
sing
N
227
N
sing
Y
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
doub
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
Y
255
N
sing
Y
256
N
sing
N
257
N
sing
Y
258
N
doub
N
259
N
sing
Y
260
N
sing
N
261
N
sing
Y
262
N
doub
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
doub
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
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
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
sing
N
316
N
doub
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
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
doub
N
336
N
sing
N
337
N
sing
N
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
doub
N
345
N
sing
Y
346
N
doub
N
347
N
sing
Y
348
N
sing
N
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
doub
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
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
sing
N
374
N
sing
N
375
N
doub
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
N
385
N
sing
N
386
N
sing
N
387
N
sing
N
388
N
doub
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
N
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
doub
N
405
N
sing
N
406
N
sing
N
407
N
sing
N
408
N
sing
Y
409
N
doub
Y
410
N
sing
Y
411
N
sing
N
412
N
sing
Y
413
N
doub
Y
414
N
sing
Y
415
N
sing
N
416
N
sing
Y
417
N
sing
Y
418
N
doub
N
419
N
sing
Y
420
N
doub
N
421
N
sing
Y
422
N
sing
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
doub
N
433
N
sing
N
434
N
sing
N
435
N
sing
N
436
N
sing
Y
437
N
doub
Y
438
N
sing
Y
439
N
sing
N
440
N
sing
Y
441
N
doub
N
442
N
sing
Y
443
N
doub
N
444
N
sing
Y
445
N
sing
N
446
N
sing
N
447
N
sing
N
448
N
sing
N
449
N
sing
N
450
N
sing
N
451
N
sing
N
452
N
sing
N
453
N
sing
N
454
N
sing
N
455
N
sing
N
456
N
doub
N
457
N
sing
N
458
N
sing
N
459
N
sing
N
460
N
sing
N
461
N
sing
N
462
N
sing
N
463
N
sing
N
464
N
sing
N
465
N
sing
N
466
N
sing
N
467
N
sing
US
Science
SCIEAS
0038
0036-8075
278
425
431
10.1126/science.278.5337.425
9334294
The structure of nitric oxide synthase oxygenase domain and inhibitor complexes.
1997
US
Biochemistry
BICHAW
0033
0006-2960
36
10609
Characterization of the Inducible Nitric Oxide Synthase Oxygenase Domain Identifies a 49 Amino Acid Segment Required for Subunit Dimerization and Tetrahydrobiopterin Interaction
1997
10.2210/pdb1nos/pdb
pdb_00001nos
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
IMAGE PLATE
1997-06
MARRESEARCH
M
x-ray
1
0.97
1.0
BL9-1
SSRL
0.97
SYNCHROTRON
SSRL BEAMLINE BL9-1
45139.184
INDUCIBLE NITRIC OXIDE SYNTHASE
1.14.13.39
OXYGENASE DOMAIN 115-498
1
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
1
syn
non-polymer
69.085
IMIDAZOLE
2
syn
non-polymer
18.015
water
255
nat
water
no
no
NPKSLTRGPRDKPTPLEELLPHAIEFINQYYGSFKEAKIEEHLARLEAVTKEIETTGTYQLTLDELIFATKMAWRNAPRC
IGRIQWSNLQVFDARNCSTAQEMFQHICRHILYATNNGNIRSAITVFPQRSDGKHDFRLWNSQLIRYAGYQMPDGTIRGD
AATLEFTQLCIDLGWKPRYGRFDVLPLVLQADGQDPEVFEIPPDLVLEVTMEHPKYEWFQELGLKWYALPAVANMLLEVG
GLEFPACPFNGWYMGTEIGVRDFCDTQRYNILEEVGRRMGLETHTLASLWKDRAVTEINVAVLHSFQKQNVTIMDHHTAS
ESFMKHMQNEYRARGGCPADWIWLVPPVSGSITPVFHQEMLNYVLSPFYYYQIEPWKTHIWQNEHHHH
NPKSLTRGPRDKPTPLEELLPHAIEFINQYYGSFKEAKIEEHLARLEAVTKEIETTGTYQLTLDELIFATKMAWRNAPRC
IGRIQWSNLQVFDARNCSTAQEMFQHICRHILYATNNGNIRSAITVFPQRSDGKHDFRLWNSQLIRYAGYQMPDGTIRGD
AATLEFTQLCIDLGWKPRYGRFDVLPLVLQADGQDPEVFEIPPDLVLEVTMEHPKYEWFQELGLKWYALPAVANMLLEVG
GLEFPACPFNGWYMGTEIGVRDFCDTQRYNILEEVGRRMGLETHTLASLWKDRAVTEINVAVLHSFQKQNVTIMDHHTAS
ESFMKHMQNEYRARGGCPADWIWLVPPVSGSITPVFHQEMLNYVLSPFYYYQIEPWKTHIWQNEHHHH
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
house mouse
Mus
Escherichia
sample
MACROPHAGE
10090
Mus musculus
562
Escherichia coli
PCWORI
1
2.3
48
6.5
pH 6.5
chem_comp_atom
chem_comp_bond
database_2
pdbx_database_status
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Other
1
0
1998-10-14
1
1
2008-03-24
1
2
2011-07-13
1
3
2024-02-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_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
1997-09-28
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
IMD
IMIDAZOLE
HOH
water
TWO IMIDAZOLE MOLECULES BIND IN THE INOS ACTIVE SITE: IMI
902 BINDS THE HEME IRON WHEREAS IMI 902 HYDROGEN-BONDS TO
GLU 371.
HEM
901
2
HEM
HEM
901
A
IMD
902
3
IMD
IMD
902
A
IMD
903
3
IMD
IMD
903
A
HOH
1
4
HOH
HOH
904
A
HOH
2
4
HOH
HOH
905
A
HOH
3
4
HOH
HOH
906
A
HOH
4
4
HOH
HOH
907
A
HOH
5
4
HOH
HOH
908
A
HOH
6
4
HOH
HOH
909
A
HOH
7
4
HOH
HOH
910
A
HOH
8
4
HOH
HOH
911
A
HOH
9
4
HOH
HOH
912
A
HOH
10
4
HOH
HOH
913
A
HOH
11
4
HOH
HOH
914
A
HOH
12
4
HOH
HOH
915
A
HOH
13
4
HOH
HOH
916
A
HOH
14
4
HOH
HOH
917
A
HOH
15
4
HOH
HOH
918
A
HOH
16
4
HOH
HOH
919
A
HOH
17
4
HOH
HOH
920
A
HOH
18
4
HOH
HOH
921
A
HOH
19
4
HOH
HOH
922
A
HOH
20
4
HOH
HOH
923
A
HOH
21
4
HOH
HOH
924
A
HOH
22
4
HOH
HOH
925
A
HOH
23
4
HOH
HOH
926
A
HOH
24
4
HOH
HOH
927
A
HOH
25
4
HOH
HOH
928
A
HOH
26
4
HOH
HOH
929
A
HOH
27
4
HOH
HOH
930
A
HOH
28
4
HOH
HOH
931
A
HOH
29
4
HOH
HOH
932
A
HOH
30
4
HOH
HOH
933
A
HOH
31
4
HOH
HOH
934
A
HOH
32
4
HOH
HOH
935
A
HOH
33
4
HOH
HOH
936
A
HOH
34
4
HOH
HOH
937
A
HOH
35
4
HOH
HOH
938
A
HOH
36
4
HOH
HOH
939
A
HOH
37
4
HOH
HOH
940
A
HOH
38
4
HOH
HOH
941
A
HOH
39
4
HOH
HOH
942
A
HOH
40
4
HOH
HOH
943
A
HOH
41
4
HOH
HOH
944
A
HOH
42
4
HOH
HOH
945
A
HOH
43
4
HOH
HOH
946
A
HOH
44
4
HOH
HOH
947
A
HOH
45
4
HOH
HOH
948
A
HOH
46
4
HOH
HOH
949
A
HOH
47
4
HOH
HOH
950
A
HOH
48
4
HOH
HOH
951
A
HOH
49
4
HOH
HOH
952
A
HOH
50
4
HOH
HOH
953
A
HOH
51
4
HOH
HOH
954
A
HOH
52
4
HOH
HOH
955
A
HOH
53
4
HOH
HOH
956
A
HOH
54
4
HOH
HOH
957
A
HOH
55
4
HOH
HOH
958
A
HOH
56
4
HOH
HOH
959
A
HOH
57
4
HOH
HOH
960
A
HOH
58
4
HOH
HOH
961
A
HOH
59
4
HOH
HOH
962
A
HOH
60
4
HOH
HOH
963
A
HOH
61
4
HOH
HOH
964
A
HOH
62
4
HOH
HOH
965
A
HOH
63
4
HOH
HOH
966
A
HOH
64
4
HOH
HOH
967
A
HOH
65
4
HOH
HOH
968
A
HOH
66
4
HOH
HOH
969
A
HOH
67
4
HOH
HOH
970
A
HOH
68
4
HOH
HOH
971
A
HOH
69
4
HOH
HOH
972
A
HOH
70
4
HOH
HOH
973
A
HOH
71
4
HOH
HOH
974
A
HOH
72
4
HOH
HOH
975
A
HOH
73
4
HOH
HOH
976
A
HOH
74
4
HOH
HOH
977
A
HOH
75
4
HOH
HOH
978
A
HOH
76
4
HOH
HOH
979
A
HOH
77
4
HOH
HOH
980
A
HOH
78
4
HOH
HOH
981
A
HOH
79
4
HOH
HOH
982
A
HOH
80
4
HOH
HOH
983
A
HOH
81
4
HOH
HOH
984
A
HOH
82
4
HOH
HOH
985
A
HOH
83
4
HOH
HOH
986
A
HOH
84
4
HOH
HOH
987
A
HOH
85
4
HOH
HOH
988
A
HOH
86
4
HOH
HOH
989
A
HOH
87
4
HOH
HOH
990
A
HOH
88
4
HOH
HOH
991
A
HOH
89
4
HOH
HOH
992
A
HOH
90
4
HOH
HOH
993
A
HOH
91
4
HOH
HOH
994
A
HOH
92
4
HOH
HOH
995
A
HOH
93
4
HOH
HOH
996
A
HOH
94
4
HOH
HOH
997
A
HOH
95
4
HOH
HOH
998
A
HOH
96
4
HOH
HOH
999
A
HOH
97
4
HOH
HOH
1000
A
HOH
98
4
HOH
HOH
1001
A
HOH
99
4
HOH
HOH
1002
A
HOH
100
4
HOH
HOH
1003
A
HOH
101
4
HOH
HOH
1004
A
HOH
102
4
HOH
HOH
1005
A
HOH
103
4
HOH
HOH
1006
A
HOH
104
4
HOH
HOH
1007
A
HOH
105
4
HOH
HOH
1008
A
HOH
106
4
HOH
HOH
1009
A
HOH
107
4
HOH
HOH
1010
A
HOH
108
4
HOH
HOH
1011
A
HOH
109
4
HOH
HOH
1012
A
HOH
110
4
HOH
HOH
1013
A
HOH
111
4
HOH
HOH
1014
A
HOH
112
4
HOH
HOH
1015
A
HOH
113
4
HOH
HOH
1016
A
HOH
114
4
HOH
HOH
1017
A
HOH
115
4
HOH
HOH
1018
A
HOH
116
4
HOH
HOH
1019
A
HOH
117
4
HOH
HOH
1020
A
HOH
118
4
HOH
HOH
1021
A
HOH
119
4
HOH
HOH
1022
A
HOH
120
4
HOH
HOH
1023
A
HOH
121
4
HOH
HOH
1024
A
HOH
122
4
HOH
HOH
1025
A
HOH
123
4
HOH
HOH
1026
A
HOH
124
4
HOH
HOH
1027
A
HOH
125
4
HOH
HOH
1028
A
HOH
126
4
HOH
HOH
1029
A
HOH
127
4
HOH
HOH
1030
A
HOH
128
4
HOH
HOH
1031
A
HOH
129
4
HOH
HOH
1032
A
HOH
130
4
HOH
HOH
1033
A
HOH
131
4
HOH
HOH
1034
A
HOH
132
4
HOH
HOH
1035
A
HOH
133
4
HOH
HOH
1036
A
HOH
134
4
HOH
HOH
1037
A
HOH
135
4
HOH
HOH
1038
A
HOH
136
4
HOH
HOH
1039
A
HOH
137
4
HOH
HOH
1040
A
HOH
138
4
HOH
HOH
1041
A
HOH
139
4
HOH
HOH
1042
A
HOH
140
4
HOH
HOH
1043
A
HOH
141
4
HOH
HOH
1044
A
HOH
142
4
HOH
HOH
1045
A
HOH
143
4
HOH
HOH
1046
A
HOH
144
4
HOH
HOH
1047
A
HOH
145
4
HOH
HOH
1048
A
HOH
146
4
HOH
HOH
1049
A
HOH
147
4
HOH
HOH
1050
A
HOH
148
4
HOH
HOH
1051
A
HOH
149
4
HOH
HOH
1052
A
HOH
150
4
HOH
HOH
1053
A
HOH
151
4
HOH
HOH
1054
A
HOH
152
4
HOH
HOH
1055
A
HOH
153
4
HOH
HOH
1056
A
HOH
154
4
HOH
HOH
1057
A
HOH
155
4
HOH
HOH
1058
A
HOH
156
4
HOH
HOH
1059
A
HOH
157
4
HOH
HOH
1060
A
HOH
158
4
HOH
HOH
1061
A
HOH
159
4
HOH
HOH
1062
A
HOH
160
4
HOH
HOH
1063
A
HOH
161
4
HOH
HOH
1064
A
HOH
162
4
HOH
HOH
1065
A
HOH
163
4
HOH
HOH
1066
A
HOH
164
4
HOH
HOH
1067
A
HOH
165
4
HOH
HOH
1068
A
HOH
166
4
HOH
HOH
1069
A
HOH
167
4
HOH
HOH
1070
A
HOH
168
4
HOH
HOH
1071
A
HOH
169
4
HOH
HOH
1072
A
HOH
170
4
HOH
HOH
1073
A
HOH
171
4
HOH
HOH
1074
A
HOH
172
4
HOH
HOH
1075
A
HOH
173
4
HOH
HOH
1076
A
HOH
174
4
HOH
HOH
1077
A
HOH
175
4
HOH
HOH
1078
A
HOH
176
4
HOH
HOH
1079
A
HOH
177
4
HOH
HOH
1080
A
HOH
178
4
HOH
HOH
1081
A
HOH
179
4
HOH
HOH
1082
A
HOH
180
4
HOH
HOH
1083
A
HOH
181
4
HOH
HOH
1084
A
HOH
182
4
HOH
HOH
1085
A
HOH
183
4
HOH
HOH
1086
A
HOH
184
4
HOH
HOH
1087
A
HOH
185
4
HOH
HOH
1088
A
HOH
186
4
HOH
HOH
1089
A
HOH
187
4
HOH
HOH
1090
A
HOH
188
4
HOH
HOH
1091
A
HOH
189
4
HOH
HOH
1092
A
HOH
190
4
HOH
HOH
1093
A
HOH
191
4
HOH
HOH
1094
A
HOH
192
4
HOH
HOH
1095
A
HOH
193
4
HOH
HOH
1096
A
HOH
194
4
HOH
HOH
1097
A
HOH
195
4
HOH
HOH
1098
A
HOH
196
4
HOH
HOH
1099
A
HOH
197
4
HOH
HOH
1100
A
HOH
198
4
HOH
HOH
1101
A
HOH
199
4
HOH
HOH
1102
A
HOH
200
4
HOH
HOH
1103
A
HOH
201
4
HOH
HOH
1104
A
HOH
202
4
HOH
HOH
1105
A
HOH
203
4
HOH
HOH
1106
A
HOH
204
4
HOH
HOH
1107
A
HOH
205
4
HOH
HOH
1108
A
HOH
206
4
HOH
HOH
1109
A
HOH
207
4
HOH
HOH
1110
A
HOH
208
4
HOH
HOH
1111
A
HOH
209
4
HOH
HOH
1112
A
HOH
210
4
HOH
HOH
1113
A
HOH
211
4
HOH
HOH
1114
A
HOH
212
4
HOH
HOH
1115
A
HOH
213
4
HOH
HOH
1116
A
HOH
214
4
HOH
HOH
1117
A
HOH
215
4
HOH
HOH
1118
A
HOH
216
4
HOH
HOH
1119
A
HOH
217
4
HOH
HOH
1120
A
HOH
218
4
HOH
HOH
1121
A
HOH
219
4
HOH
HOH
1122
A
HOH
220
4
HOH
HOH
1123
A
HOH
221
4
HOH
HOH
1124
A
HOH
222
4
HOH
HOH
1125
A
HOH
223
4
HOH
HOH
1126
A
HOH
224
4
HOH
HOH
1127
A
HOH
225
4
HOH
HOH
1128
A
HOH
226
4
HOH
HOH
1129
A
HOH
227
4
HOH
HOH
1130
A
HOH
228
4
HOH
HOH
1131
A
HOH
229
4
HOH
HOH
1132
A
HOH
230
4
HOH
HOH
1133
A
HOH
231
4
HOH
HOH
1134
A
HOH
232
4
HOH
HOH
1135
A
HOH
233
4
HOH
HOH
1136
A
HOH
234
4
HOH
HOH
1137
A
HOH
235
4
HOH
HOH
1138
A
HOH
236
4
HOH
HOH
1139
A
HOH
237
4
HOH
HOH
1140
A
HOH
238
4
HOH
HOH
1141
A
HOH
239
4
HOH
HOH
1142
A
HOH
240
4
HOH
HOH
1143
A
HOH
241
4
HOH
HOH
1144
A
HOH
242
4
HOH
HOH
1145
A
HOH
243
4
HOH
HOH
1146
A
HOH
244
4
HOH
HOH
1147
A
HOH
245
4
HOH
HOH
1148
A
HOH
246
4
HOH
HOH
1149
A
HOH
247
4
HOH
HOH
1150
A
HOH
248
4
HOH
HOH
1151
A
HOH
249
4
HOH
HOH
1152
A
HOH
250
4
HOH
HOH
1153
A
HOH
251
4
HOH
HOH
1154
A
HOH
252
4
HOH
HOH
1155
A
HOH
253
4
HOH
HOH
1156
A
HOH
254
4
HOH
HOH
1157
A
HOH
255
4
HOH
HOH
1158
A
ASN
115
n
1
ASN
115
A
PRO
116
n
2
PRO
116
A
LYS
117
n
3
LYS
117
A
SER
118
n
4
SER
118
A
LEU
119
n
5
LEU
119
A
THR
120
n
6
THR
120
A
ARG
121
n
7
ARG
121
A
GLY
122
n
8
GLY
122
A
PRO
123
n
9
PRO
123
A
ARG
124
n
10
ARG
124
A
ASP
125
n
11
ASP
125
A
LYS
126
n
12
LYS
126
A
PRO
127
n
13
PRO
127
A
THR
128
n
14
THR
128
A
PRO
129
n
15
PRO
129
A
LEU
130
n
16
LEU
130
A
GLU
131
n
17
GLU
131
A
GLU
132
n
18
GLU
132
A
LEU
133
n
19
LEU
133
A
LEU
134
n
20
LEU
134
A
PRO
135
n
21
PRO
135
A
HIS
136
n
22
HIS
136
A
ALA
137
n
23
ALA
137
A
ILE
138
n
24
ILE
138
A
GLU
139
n
25
GLU
139
A
PHE
140
n
26
PHE
140
A
ILE
141
n
27
ILE
141
A
ASN
142
n
28
ASN
142
A
GLN
143
n
29
GLN
143
A
TYR
144
n
30
TYR
144
A
TYR
145
n
31
TYR
145
A
GLY
146
n
32
GLY
146
A
SER
147
n
33
SER
147
A
PHE
148
n
34
PHE
148
A
LYS
149
n
35
LYS
149
A
GLU
150
n
36
GLU
150
A
ALA
151
n
37
ALA
151
A
LYS
152
n
38
LYS
152
A
ILE
153
n
39
ILE
153
A
GLU
154
n
40
GLU
154
A
GLU
155
n
41
GLU
155
A
HIS
156
n
42
HIS
156
A
LEU
157
n
43
LEU
157
A
ALA
158
n
44
ALA
158
A
ARG
159
n
45
ARG
159
A
LEU
160
n
46
LEU
160
A
GLU
161
n
47
GLU
161
A
ALA
162
n
48
ALA
162
A
VAL
163
n
49
VAL
163
A
THR
164
n
50
THR
164
A
LYS
165
n
51
LYS
165
A
GLU
166
n
52
GLU
166
A
ILE
167
n
53
ILE
167
A
GLU
168
n
54
GLU
168
A
THR
169
n
55
THR
169
A
THR
170
n
56
THR
170
A
GLY
171
n
57
GLY
171
A
THR
172
n
58
THR
172
A
TYR
173
n
59
TYR
173
A
GLN
174
n
60
GLN
174
A
LEU
175
n
61
LEU
175
A
THR
176
n
62
THR
176
A
LEU
177
n
63
LEU
177
A
ASP
178
n
64
ASP
178
A
GLU
179
n
65
GLU
179
A
LEU
180
n
66
LEU
180
A
ILE
181
n
67
ILE
181
A
PHE
182
n
68
PHE
182
A
ALA
183
n
69
ALA
183
A
THR
184
n
70
THR
184
A
LYS
185
n
71
LYS
185
A
MET
186
n
72
MET
186
A
ALA
187
n
73
ALA
187
A
TRP
188
n
74
TRP
188
A
ARG
189
n
75
ARG
189
A
ASN
190
n
76
ASN
190
A
ALA
191
n
77
ALA
191
A
PRO
192
n
78
PRO
192
A
ARG
193
n
79
ARG
193
A
CYS
194
n
80
CYS
194
A
ILE
195
n
81
ILE
195
A
GLY
196
n
82
GLY
196
A
ARG
197
n
83
ARG
197
A
ILE
198
n
84
ILE
198
A
GLN
199
n
85
GLN
199
A
TRP
200
n
86
TRP
200
A
SER
201
n
87
SER
201
A
ASN
202
n
88
ASN
202
A
LEU
203
n
89
LEU
203
A
GLN
204
n
90
GLN
204
A
VAL
205
n
91
VAL
205
A
PHE
206
n
92
PHE
206
A
ASP
207
n
93
ASP
207
A
ALA
208
n
94
ALA
208
A
ARG
209
n
95
ARG
209
A
ASN
210
n
96
ASN
210
A
CYS
211
n
97
CYS
211
A
SER
212
n
98
SER
212
A
THR
213
n
99
THR
213
A
ALA
214
n
100
ALA
214
A
GLN
215
n
101
GLN
215
A
GLU
216
n
102
GLU
216
A
MET
217
n
103
MET
217
A
PHE
218
n
104
PHE
218
A
GLN
219
n
105
GLN
219
A
HIS
220
n
106
HIS
220
A
ILE
221
n
107
ILE
221
A
CYS
222
n
108
CYS
222
A
ARG
223
n
109
ARG
223
A
HIS
224
n
110
HIS
224
A
ILE
225
n
111
ILE
225
A
LEU
226
n
112
LEU
226
A
TYR
227
n
113
TYR
227
A
ALA
228
n
114
ALA
228
A
THR
229
n
115
THR
229
A
ASN
230
n
116
ASN
230
A
ASN
231
n
117
ASN
231
A
GLY
232
n
118
GLY
232
A
ASN
233
n
119
ASN
233
A
ILE
234
n
120
ILE
234
A
ARG
235
n
121
ARG
235
A
SER
236
n
122
SER
236
A
ALA
237
n
123
ALA
237
A
ILE
238
n
124
ILE
238
A
THR
239
n
125
THR
239
A
VAL
240
n
126
VAL
240
A
PHE
241
n
127
PHE
241
A
PRO
242
n
128
PRO
242
A
GLN
243
n
129
GLN
243
A
ARG
244
n
130
ARG
244
A
SER
245
n
131
SER
245
A
ASP
246
n
132
ASP
246
A
GLY
247
n
133
GLY
247
A
LYS
248
n
134
LYS
248
A
HIS
249
n
135
HIS
249
A
ASP
250
n
136
ASP
250
A
PHE
251
n
137
PHE
251
A
ARG
252
n
138
ARG
252
A
LEU
253
n
139
LEU
253
A
TRP
254
n
140
TRP
254
A
ASN
255
n
141
ASN
255
A
SER
256
n
142
SER
256
A
GLN
257
n
143
GLN
257
A
LEU
258
n
144
LEU
258
A
ILE
259
n
145
ILE
259
A
ARG
260
n
146
ARG
260
A
TYR
261
n
147
TYR
261
A
ALA
262
n
148
ALA
262
A
GLY
263
n
149
GLY
263
A
TYR
264
n
150
TYR
264
A
GLN
265
n
151
GLN
265
A
MET
266
n
152
MET
266
A
PRO
267
n
153
PRO
267
A
ASP
268
n
154
ASP
268
A
GLY
269
n
155
GLY
269
A
THR
270
n
156
THR
270
A
ILE
271
n
157
ILE
271
A
ARG
272
n
158
ARG
272
A
GLY
273
n
159
GLY
273
A
ASP
274
n
160
ASP
274
A
ALA
275
n
161
ALA
275
A
ALA
276
n
162
ALA
276
A
THR
277
n
163
THR
277
A
LEU
278
n
164
LEU
278
A
GLU
279
n
165
GLU
279
A
PHE
280
n
166
PHE
280
A
THR
281
n
167
THR
281
A
GLN
282
n
168
GLN
282
A
LEU
283
n
169
LEU
283
A
CYS
284
n
170
CYS
284
A
ILE
285
n
171
ILE
285
A
ASP
286
n
172
ASP
286
A
LEU
287
n
173
LEU
287
A
GLY
288
n
174
GLY
288
A
TRP
289
n
175
TRP
289
A
LYS
290
n
176
LYS
290
A
PRO
291
n
177
PRO
291
A
ARG
292
n
178
ARG
292
A
TYR
293
n
179
TYR
293
A
GLY
294
n
180
GLY
294
A
ARG
295
n
181
ARG
295
A
PHE
296
n
182
PHE
296
A
ASP
297
n
183
ASP
297
A
VAL
298
n
184
VAL
298
A
LEU
299
n
185
LEU
299
A
PRO
300
n
186
PRO
300
A
LEU
301
n
187
LEU
301
A
VAL
302
n
188
VAL
302
A
LEU
303
n
189
LEU
303
A
GLN
304
n
190
GLN
304
A
ALA
305
n
191
ALA
305
A
ASP
306
n
192
ASP
306
A
GLY
307
n
193
GLY
307
A
GLN
308
n
194
GLN
308
A
ASP
309
n
195
ASP
309
A
PRO
310
n
196
PRO
310
A
GLU
311
n
197
GLU
311
A
VAL
312
n
198
VAL
312
A
PHE
313
n
199
PHE
313
A
GLU
314
n
200
GLU
314
A
ILE
315
n
201
ILE
315
A
PRO
316
n
202
PRO
316
A
PRO
317
n
203
PRO
317
A
ASP
318
n
204
ASP
318
A
LEU
319
n
205
LEU
319
A
VAL
320
n
206
VAL
320
A
LEU
321
n
207
LEU
321
A
GLU
322
n
208
GLU
322
A
VAL
323
n
209
VAL
323
A
THR
324
n
210
THR
324
A
MET
325
n
211
MET
325
A
n
212
326
A
n
213
327
A
n
214
328
A
n
215
329
A
n
216
330
A
n
217
331
A
n
218
332
A
n
219
333
A
n
220
334
A
GLU
335
n
221
GLU
335
A
LEU
336
n
222
LEU
336
A
GLY
337
n
223
GLY
337
A
LEU
338
n
224
LEU
338
A
LYS
339
n
225
LYS
339
A
TRP
340
n
226
TRP
340
A
TYR
341
n
227
TYR
341
A
ALA
342
n
228
ALA
342
A
LEU
343
n
229
LEU
343
A
PRO
344
n
230
PRO
344
A
ALA
345
n
231
ALA
345
A
VAL
346
n
232
VAL
346
A
ALA
347
n
233
ALA
347
A
ASN
348
n
234
ASN
348
A
MET
349
n
235
MET
349
A
LEU
350
n
236
LEU
350
A
LEU
351
n
237
LEU
351
A
GLU
352
n
238
GLU
352
A
VAL
353
n
239
VAL
353
A
GLY
354
n
240
GLY
354
A
GLY
355
n
241
GLY
355
A
LEU
356
n
242
LEU
356
A
GLU
357
n
243
GLU
357
A
PHE
358
n
244
PHE
358
A
PRO
359
n
245
PRO
359
A
ALA
360
n
246
ALA
360
A
CYS
361
n
247
CYS
361
A
PRO
362
n
248
PRO
362
A
PHE
363
n
249
PHE
363
A
ASN
364
n
250
ASN
364
A
GLY
365
n
251
GLY
365
A
TRP
366
n
252
TRP
366
A
TYR
367
n
253
TYR
367
A
MET
368
n
254
MET
368
A
GLY
369
n
255
GLY
369
A
THR
370
n
256
THR
370
A
GLU
371
n
257
GLU
371
A
ILE
372
n
258
ILE
372
A
GLY
373
n
259
GLY
373
A
VAL
374
n
260
VAL
374
A
ARG
375
n
261
ARG
375
A
ASP
376
n
262
ASP
376
A
PHE
377
n
263
PHE
377
A
CYS
378
n
264
CYS
378
A
ASP
379
n
265
ASP
379
A
THR
380
n
266
THR
380
A
GLN
381
n
267
GLN
381
A
n
268
382
A
n
269
383
A
n
270
384
A
n
271
385
A
n
272
386
A
n
273
387
A
n
274
388
A
n
275
389
A
n
276
390
A
n
277
391
A
n
278
392
A
n
279
393
A
n
280
394
A
n
281
395
A
n
282
396
A
n
283
397
A
n
284
398
A
n
285
399
A
n
286
400
A
n
287
401
A
n
288
402
A
n
289
403
A
n
290
404
A
n
291
405
A
ASP
406
n
292
ASP
406
A
ARG
407
n
293
ARG
407
A
ALA
408
n
294
ALA
408
A
VAL
409
n
295
VAL
409
A
THR
410
n
296
THR
410
A
GLU
411
n
297
GLU
411
A
ILE
412
n
298
ILE
412
A
ASN
413
n
299
ASN
413
A
VAL
414
n
300
VAL
414
A
ALA
415
n
301
ALA
415
A
VAL
416
n
302
VAL
416
A
LEU
417
n
303
LEU
417
A
HIS
418
n
304
HIS
418
A
SER
419
n
305
SER
419
A
PHE
420
n
306
PHE
420
A
GLN
421
n
307
GLN
421
A
LYS
422
n
308
LYS
422
A
GLN
423
n
309
GLN
423
A
ASN
424
n
310
ASN
424
A
VAL
425
n
311
VAL
425
A
THR
426
n
312
THR
426
A
ILE
427
n
313
ILE
427
A
MET
428
n
314
MET
428
A
ASP
429
n
315
ASP
429
A
HIS
430
n
316
HIS
430
A
HIS
431
n
317
HIS
431
A
THR
432
n
318
THR
432
A
ALA
433
n
319
ALA
433
A
SER
434
n
320
SER
434
A
GLU
435
n
321
GLU
435
A
SER
436
n
322
SER
436
A
PHE
437
n
323
PHE
437
A
MET
438
n
324
MET
438
A
LYS
439
n
325
LYS
439
A
HIS
440
n
326
HIS
440
A
MET
441
n
327
MET
441
A
GLN
442
n
328
GLN
442
A
ASN
443
n
329
ASN
443
A
GLU
444
n
330
GLU
444
A
TYR
445
n
331
TYR
445
A
n
332
446
A
n
333
447
A
n
334
448
A
n
335
449
A
n
336
450
A
n
337
451
A
n
338
452
A
n
339
453
A
n
340
454
A
n
341
455
A
n
342
456
A
n
343
457
A
n
344
458
A
n
345
459
A
n
346
460
A
n
347
461
A
n
348
462
A
n
349
463
A
n
350
464
A
n
351
465
A
n
352
466
A
n
353
467
A
n
354
468
A
n
355
469
A
n
356
470
A
n
357
471
A
n
358
472
A
n
359
473
A
n
360
474
A
n
361
475
A
n
362
476
A
n
363
477
A
VAL
478
n
364
VAL
478
A
LEU
479
n
365
LEU
479
A
SER
480
n
366
SER
480
A
PRO
481
n
367
PRO
481
A
PHE
482
n
368
PHE
482
A
TYR
483
n
369
TYR
483
A
TYR
484
n
370
TYR
484
A
TYR
485
n
371
TYR
485
A
GLN
486
n
372
GLN
486
A
ILE
487
n
373
ILE
487
A
GLU
488
n
374
GLU
488
A
PRO
489
n
375
PRO
489
A
TRP
490
n
376
TRP
490
A
LYS
491
n
377
LYS
491
A
THR
492
n
378
THR
492
A
HIS
493
n
379
HIS
493
A
ILE
494
n
380
ILE
494
A
TRP
495
n
381
TRP
495
A
GLN
496
n
382
GLN
496
A
ASN
497
n
383
ASN
497
A
GLU
498
n
384
GLU
498
A
HIS
499
n
385
HIS
499
A
HIS
500
n
386
HIS
500
A
HIS
501
n
387
HIS
501
A
HIS
502
n
388
HIS
502
A
author_defined_assembly
1
monomeric
A
CYS
194
A
SG
CYS
80
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
NA
HEM
1_555
88.6
A
CYS
194
A
SG
CYS
80
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
NB
HEM
1_555
87.6
A
HEM
901
B
NA
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
NB
HEM
1_555
89.0
A
CYS
194
A
SG
CYS
80
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
NC
HEM
1_555
89.2
A
HEM
901
B
NA
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
NC
HEM
1_555
177.9
A
HEM
901
B
NB
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
NC
HEM
1_555
91.1
A
CYS
194
A
SG
CYS
80
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
ND
HEM
1_555
91.0
A
HEM
901
B
NA
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
ND
HEM
1_555
88.8
A
HEM
901
B
NB
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
ND
HEM
1_555
177.4
A
HEM
901
B
NC
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
HEM
901
B
ND
HEM
1_555
91.1
A
CYS
194
A
SG
CYS
80
1_555
A
HEM
901
B
FE
HEM
1_555
A
IMD
902
C
N1
IMD
1_555
179.3
A
HEM
901
B
NA
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
IMD
902
C
N1
IMD
1_555
92.0
A
HEM
901
B
NB
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
IMD
902
C
N1
IMD
1_555
92.4
A
HEM
901
B
NC
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
IMD
902
C
N1
IMD
1_555
90.1
A
HEM
901
B
ND
HEM
1_555
A
HEM
901
B
FE
HEM
1_555
A
IMD
902
C
N1
IMD
1_555
89.1
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
GLN
204
A
O
GLN
90
A
N
ILE
238
A
N
ILE
124
A
O
TYR
264
A
O
TYR
150
A
N
ARG
272
A
N
ARG
158
A
O
LEU
301
A
O
LEU
187
A
N
PHE
313
A
N
PHE
199
A
O
VAL
323
A
O
VAL
209
A
N
TRP
340
A
N
TRP
226
A
O
PHE
482
A
O
PHE
368
A
N
GLU
352
A
N
GLU
238
A
O
LEU
351
A
O
LEU
237
A
N
PHE
358
A
N
PHE
244
1
A
CG
ARG
375
A
CG
ARG
261
1
Y
1
A
CD
ARG
375
A
CD
ARG
261
1
Y
1
A
NE
ARG
375
A
NE
ARG
261
1
Y
1
A
CZ
ARG
375
A
CZ
ARG
261
1
Y
1
A
NH1
ARG
375
A
NH1
ARG
261
1
Y
1
A
NH2
ARG
375
A
NH2
ARG
261
1
Y
1
A
CG
ARG
407
A
CG
ARG
293
1
Y
1
A
CD
ARG
407
A
CD
ARG
293
1
Y
1
A
NE
ARG
407
A
NE
ARG
293
1
Y
1
A
CZ
ARG
407
A
CZ
ARG
293
1
Y
1
A
NH1
ARG
407
A
NH1
ARG
293
1
Y
1
A
NH2
ARG
407
A
NH2
ARG
293
1
Y
1
A
CG
TYR
445
A
CG
TYR
331
1
Y
1
A
CD1
TYR
445
A
CD1
TYR
331
1
Y
1
A
CD2
TYR
445
A
CD2
TYR
331
1
Y
1
A
CE1
TYR
445
A
CE1
TYR
331
1
Y
1
A
CE2
TYR
445
A
CE2
TYR
331
1
Y
1
A
CZ
TYR
445
A
CZ
TYR
331
1
Y
1
A
OH
TYR
445
A
OH
TYR
331
1
Y
1
A
N
VAL
478
A
N
VAL
364
1
Y
1
A
CG
HIS
499
A
CG
HIS
385
1
Y
1
A
ND1
HIS
499
A
ND1
HIS
385
1
Y
1
A
CD2
HIS
499
A
CD2
HIS
385
1
Y
1
A
CE1
HIS
499
A
CE1
HIS
385
1
Y
1
A
NE2
HIS
499
A
NE2
HIS
385
1
Y
1
A
GLU
326
A
GLU
212
1
Y
1
A
HIS
327
A
HIS
213
1
Y
1
A
PRO
328
A
PRO
214
1
Y
1
A
LYS
329
A
LYS
215
1
Y
1
A
TYR
330
A
TYR
216
1
Y
1
A
GLU
331
A
GLU
217
1
Y
1
A
TRP
332
A
TRP
218
1
Y
1
A
PHE
333
A
PHE
219
1
Y
1
A
GLN
334
A
GLN
220
1
Y
1
A
ARG
382
A
ARG
268
1
Y
1
A
TYR
383
A
TYR
269
1
Y
1
A
ASN
384
A
ASN
270
1
Y
1
A
ILE
385
A
ILE
271
1
Y
1
A
LEU
386
A
LEU
272
1
Y
1
A
GLU
387
A
GLU
273
1
Y
1
A
GLU
388
A
GLU
274
1
Y
1
A
VAL
389
A
VAL
275
1
Y
1
A
GLY
390
A
GLY
276
1
Y
1
A
ARG
391
A
ARG
277
1
Y
1
A
ARG
392
A
ARG
278
1
Y
1
A
MET
393
A
MET
279
1
Y
1
A
GLY
394
A
GLY
280
1
Y
1
A
LEU
395
A
LEU
281
1
Y
1
A
GLU
396
A
GLU
282
1
Y
1
A
THR
397
A
THR
283
1
Y
1
A
HIS
398
A
HIS
284
1
Y
1
A
THR
399
A
THR
285
1
Y
1
A
LEU
400
A
LEU
286
1
Y
1
A
ALA
401
A
ALA
287
1
Y
1
A
SER
402
A
SER
288
1
Y
1
A
LEU
403
A
LEU
289
1
Y
1
A
TRP
404
A
TRP
290
1
Y
1
A
LYS
405
A
LYS
291
1
Y
1
A
ARG
446
A
ARG
332
1
Y
1
A
ALA
447
A
ALA
333
1
Y
1
A
ARG
448
A
ARG
334
1
Y
1
A
GLY
449
A
GLY
335
1
Y
1
A
GLY
450
A
GLY
336
1
Y
1
A
CYS
451
A
CYS
337
1
Y
1
A
PRO
452
A
PRO
338
1
Y
1
A
ALA
453
A
ALA
339
1
Y
1
A
ASP
454
A
ASP
340
1
Y
1
A
TRP
455
A
TRP
341
1
Y
1
A
ILE
456
A
ILE
342
1
Y
1
A
TRP
457
A
TRP
343
1
Y
1
A
LEU
458
A
LEU
344
1
Y
1
A
VAL
459
A
VAL
345
1
Y
1
A
PRO
460
A
PRO
346
1
Y
1
A
PRO
461
A
PRO
347
1
Y
1
A
VAL
462
A
VAL
348
1
Y
1
A
SER
463
A
SER
349
1
Y
1
A
GLY
464
A
GLY
350
1
Y
1
A
SER
465
A
SER
351
1
Y
1
A
ILE
466
A
ILE
352
1
Y
1
A
THR
467
A
THR
353
1
Y
1
A
PRO
468
A
PRO
354
1
Y
1
A
VAL
469
A
VAL
355
1
Y
1
A
PHE
470
A
PHE
356
1
Y
1
A
HIS
471
A
HIS
357
1
Y
1
A
GLN
472
A
GLN
358
1
Y
1
A
GLU
473
A
GLU
359
1
Y
1
A
MET
474
A
MET
360
1
Y
1
A
LEU
475
A
LEU
361
1
Y
1
A
ASN
476
A
ASN
362
1
Y
1
A
TYR
477
A
TYR
363
1
Y
1
A
HOH
1010
E
HOH
0
N
1
-21.97
2.70
111.00
89.03
A
A
A
N
CA
C
LEU
LEU
LEU
336
336
336
N
1
20.56
2.70
111.00
131.56
A
A
A
N
CA
C
PHE
PHE
PHE
377
377
377
N
1
A
LYS
149
-50.25
-93.89
1
A
LYS
152
71.48
32.09
1
A
THR
172
-164.59
-169.29
1
A
SER
245
-97.46
-89.69
1
A
ALA
276
-58.91
-8.22
1
A
TYR
293
-109.08
40.88
1
A
TRP
340
-174.08
134.73
1
A
CYS
361
-156.78
62.92
1
A
ILE
372
-41.96
96.40
1
A
CYS
378
-170.23
13.28
1
A
ASP
379
-57.57
12.08
1
A
ARG
407
-95.89
-88.98
1
A
ALA
408
-159.29
-56.67
1
A
VAL
414
-93.93
-61.46
1
A
ASN
497
-170.39
-39.76
1
A
GLU
498
-47.51
161.14
1
A
HIS
499
34.44
101.06
1
A
HIS
501
77.02
73.55
45.4
0.2610000
0.2050000
0.2050000
2.1
30.0
25837
10.0
99.7
RANDOM
1000000000.0
0.0
1
RESTRAINED
THROUGHOUT
0
MULTIPLE ISOMORPHOUS REPLACEMENT
6
0.26
2.1
30.0
255
2922
53
0
2614
0.007
1.6
24.3
1.2
2.83
1.5
4.52
2.0
4.3
2.0
6.59
2.5
0.3250000
0.2960000
2.2
328
2849
8
10.0
100
2.1
30.0
1NOS
25837
0
0.0460000
1
28
4.4
99.7
2.1
2.2
4.8
0.3180000
100.0
model building
X-PLOR
3.8
refinement
X-PLOR
3.8
data reduction
DENZO
data scaling
SCALEPACK
phasing
X-PLOR
3.8
MURINE INDUCIBLE NITRIC OXIDE SYNTHASE OXYGENASE DOMAIN (DELTA 114), IMIDAZOLE COMPLEX
1
N
N
2
N
N
3
N
N
3
N
N
4
N
N
A
LEU
130
A
LEU
16
HELX_P
A
SER
147
A
SER
33
1
1
18
A
ILE
153
A
ILE
39
HELX_P
A
THR
170
A
THR
56
1
2
18
A
LEU
177
A
LEU
63
HELX_P
A
ARG
189
A
ARG
75
1
3
13
A
GLY
196
A
GLY
82
HELX_P
A
GLN
199
A
GLN
85
5
4
4
A
ALA
214
A
ALA
100
HELX_P
A
GLY
232
A
GLY
118
1
5
19
A
ALA
275
A
ALA
161
HELX_P
A
ASP
286
A
ASP
172
5
6
12
A
PRO
317
A
PRO
203
HELX_P
A
LEU
319
A
LEU
205
5
7
3
A
VAL
414
A
VAL
300
HELX_P
A
LYS
422
A
LYS
308
1
8
9
A
HIS
430
A
HIS
316
HELX_P
A
GLU
444
A
GLU
330
1
9
15
A
PRO
489
A
PRO
375
HELX_P
A
LYS
491
A
LYS
377
5
10
3
metalc
2.328
A
CYS
194
A
SG
CYS
80
1_555
A
HEM
901
B
FE
HEM
1_555
metalc
2.044
A
HEM
901
B
FE
HEM
1_555
A
IMD
902
C
N1
IMD
1_555
OXIDOREDUCTASE
NITRIC OXIDE, L-ARGININE MONOOXYGENASE, HEME, IMIDAZOLE, NOS, NO, OXIDOREDUCTASE
A
SER
480
A
SER
366
1
A
PRO
481
A
PRO
367
-0.24
NOS2_MOUSE
UNP
1
1
P29477
MACPWKFLFKVKSYQSDLKEEKDINNNVKKTPCAVLSPTIQDDPKSHQNGSPQLLTGTAQNVPESLDKLHVTSTRPQYVR
IKNWGSGEILHDTLHHKATSDFTCKSKSCLGSIMNPKSLTRGPRDKPTPLEELLPHAIEFINQYYGSFKEAKIEEHLARL
EAVTKEIETTGTYQLTLDELIFATKMAWRNAPRCIGRIQWSNLQVFDARNCSTAQEMFQHICRHILYATNNGNIRSAITV
FPQRSDGKHDFRLWNSQLIRYAGYQMPDGTIRGDAATLEFTQLCIDLGWKPRYGRFDVLPLVLQADGQDPEVFEIPPDLV
LEVTMEHPKYEWFQELGLKWYALPAVANMLLEVGGLEFPACPFNGWYMGTEIGVRDFCDTQRYNILEEVGRRMGLETHTL
ASLWKDRAVTEINVAVLHSFQKQNVTIMDHHTASESFMKHMQNEYRARGGCPADWIWLVPPVSGSITPVFHQEMLNYVLS
PFYYYQIEPWKTHIWQNEKLRPRRREIRFRVLVKVVFFASMLMRKVMASRVRATVLFATETGKSEALARDLATLFSYAFN
TKVVCMDQYKASTLEEEQLLLVVTSTFGNGDCPSNGQTLKKSLFMLRELNHTFRYAVFGLGSSMYPQFCAFAHDIDQKLS
HLGASQLAPTGEGDELSGQEDAFRSWAVQTFRAACETFDVRSKHHIQIPKRFTSNATWEPQQYRLIQSPEPLDLNRALSS
IHAKNVFTMRLKSQQNLQSEKSSRTTLLVQLTFEGSRGPSYLPGEHLGIFPGNQTALVQGILERVVDCPTPHQTVCLEVL
DESGSYWVKDKRLPPCSLSQALTYFLDITTPPTQLQLHKLARFATDETDRQRLEALCQPSEYNDWKFSNNPTFLEVLEEF
PSLHVPAAFLLSQLPILKPRYYSISSSQDHTPSEVHLTVAVVTYRTRDGQGPLHHGVCSTWIRNLKPQDPVPCFVRSVSG
FQLPEDPSQPCILIGPGTGIAPFRSFWQQRLHDSQHKGLKGGRMSLVFGCRHPEEDHLYQEEMQEMVRKRVLFQVHTGYS
RLPGKPKVYVQDILQKQLANEVLSVLHGEQGHLYICGDVRMARDVATTLKKLVATKLNLSEEQVEDYFFQLKSQKRYHED
IFGAVFSYGAKKGSALEEPKATRL
115
498
1NOS
115
498
P29477
A
1
1
384
2
2
2
2
3
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLN
204
A
GLN
90
A
ALA
208
A
ALA
94
A
ALA
237
A
ALA
123
A
PHE
241
A
PHE
127
A
GLY
263
A
GLY
149
A
GLN
265
A
GLN
151
A
ILE
271
A
ILE
157
A
GLY
273
A
GLY
159
A
LEU
301
A
LEU
187
A
LEU
303
A
LEU
189
A
GLU
311
A
GLU
197
A
PHE
313
A
PHE
199
A
GLU
322
A
GLU
208
A
MET
325
A
MET
211
A
LEU
338
A
LEU
224
A
TYR
341
A
TYR
227
A
PHE
482
A
PHE
368
A
TYR
484
A
TYR
370
A
LEU
350
A
LEU
236
A
VAL
353
A
VAL
239
A
LEU
356
A
LEU
242
A
PHE
358
A
PHE
244
BINDING SITE FOR RESIDUE HEM A 901
A
HEM
901
Software
21
BINDING SITE FOR RESIDUE IMD A 902
A
IMD
902
Software
5
BINDING SITE FOR RESIDUE IMD A 903
A
IMD
903
Software
7
A
TRP
188
A
TRP
74
21
1_555
A
ALA
191
A
ALA
77
21
1_555
A
ARG
193
A
ARG
79
21
1_555
A
CYS
194
A
CYS
80
21
1_555
A
ILE
195
A
ILE
81
21
1_555
A
GLY
196
A
GLY
82
21
1_555
A
GLN
199
A
GLN
85
21
1_555
A
SER
236
A
SER
122
21
1_555
A
PHE
363
A
PHE
249
21
1_555
A
ASN
364
A
ASN
250
21
1_555
A
GLY
365
A
GLY
251
21
1_555
A
TRP
366
A
TRP
252
21
1_555
A
MET
368
A
MET
254
21
1_555
A
TYR
483
A
TYR
369
21
1_555
A
TYR
485
A
TYR
371
21
1_555
A
IMD
902
C
IMD
21
1_555
A
IMD
903
D
IMD
21
1_555
A
HOH
929
E
HOH
21
1_555
A
HOH
986
E
HOH
21
1_555
A
HOH
998
E
HOH
21
1_555
A
HOH
1000
E
HOH
21
1_555
A
PRO
344
A
PRO
230
5
1_555
A
VAL
346
A
VAL
232
5
1_555
A
HEM
901
B
HEM
5
1_555
A
IMD
903
D
IMD
5
1_555
A
HOH
945
E
HOH
5
1_555
A
TRP
366
A
TRP
252
7
1_555
A
TYR
367
A
TYR
253
7
1_555
A
MET
368
A
MET
254
7
1_555
A
GLU
371
A
GLU
257
7
1_555
A
HEM
901
B
HEM
7
1_555
A
IMD
902
C
IMD
7
1_555
A
HOH
998
E
HOH
7
1_555
19
P 21 21 21