0.016543
0.000000
0.000000
0.000000
0.016543
0.000000
0.000000
0.000000
0.009769
0.00000
0.00000
0.00000
Friedman, J.
Lad, L.
Deshmukh, R.
Li, H.
Wilks, A.
Poulos, T.L.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
60.449
60.449
102.361
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
C O
28.010
CARBON MONOXIDE
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
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
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
C
N
75
N
O
N
76
N
N
N
77
R
C
N
78
N
C
N
79
N
O
N
80
N
C
N
81
N
S
N
82
N
O
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
H
N
90
N
N
N
91
S
C
N
92
N
C
N
93
N
O
N
94
N
C
N
95
N
C
N
96
N
C
N
97
N
O
N
98
N
N
N
99
N
O
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
H
N
110
N
N
N
111
S
C
N
112
N
C
N
113
N
O
N
114
N
C
N
115
N
C
N
116
N
C
N
117
N
O
N
118
N
O
N
119
N
O
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
H
N
129
N
N
N
130
N
C
N
131
N
C
N
132
N
O
N
133
N
O
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
C
N
140
N
C
N
141
N
C
N
142
N
C
Y
143
N
C
Y
144
N
C
Y
145
N
C
Y
146
N
C
N
147
N
C
N
148
N
C
N
149
N
C
N
150
N
C
N
151
N
O
N
152
N
O
N
153
N
C
N
154
N
C
N
155
N
C
N
156
N
C
N
157
N
C
N
158
N
C
N
159
N
C
Y
160
N
C
Y
161
N
C
Y
162
N
C
Y
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
C
N
174
N
C
N
175
N
O
N
176
N
O
Y
177
N
N
N
178
N
N
Y
179
N
N
N
180
N
N
N
181
N
FE
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
H
N
213
N
H
N
214
N
N
N
215
S
C
N
216
N
C
N
217
N
O
N
218
N
C
Y
219
N
C
Y
220
N
N
Y
221
N
C
Y
222
N
C
Y
223
N
N
N
224
N
O
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
H
N
234
N
H
N
235
N
O
N
236
N
H
N
237
N
H
N
238
N
N
N
239
S
C
N
240
N
C
N
241
N
O
N
242
S
C
N
243
N
C
N
244
N
C
N
245
N
C
N
246
N
O
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
N
258
N
H
N
259
N
H
N
260
N
N
N
261
S
C
N
262
N
C
N
263
N
O
N
264
N
C
N
265
N
C
N
266
N
C
N
267
N
C
N
268
N
O
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
N
N
283
S
C
N
284
N
C
N
285
N
O
N
286
N
C
N
287
N
C
N
288
N
C
N
289
N
C
N
290
N
N
N
291
N
O
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
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
H
N
306
N
H
N
307
N
N
N
308
S
C
N
309
N
C
N
310
N
O
N
311
N
C
N
312
N
C
N
313
N
S
N
314
N
C
N
315
N
O
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
H
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
N
N
328
S
C
N
329
N
C
N
330
N
O
N
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
Y
335
N
C
Y
336
N
C
Y
337
N
C
N
338
N
O
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
H
N
350
N
N
N
351
S
C
N
352
N
C
N
353
N
O
N
354
N
C
N
355
N
C
N
356
N
C
N
357
N
O
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
N
N
368
S
C
N
369
N
C
N
370
N
O
N
371
N
C
N
372
N
O
N
373
N
O
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
N
N
382
S
C
N
383
N
C
N
384
N
O
N
385
R
C
N
386
N
O
N
387
N
C
N
388
N
O
N
389
N
H
N
390
N
H
N
391
N
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
H
N
397
N
H
N
398
N
N
N
399
S
C
N
400
N
C
N
401
N
O
N
402
N
C
Y
403
N
C
Y
404
N
C
Y
405
N
C
Y
406
N
N
Y
407
N
C
Y
408
N
C
Y
409
N
C
Y
410
N
C
Y
411
N
C
N
412
N
O
N
413
N
H
N
414
N
H
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
H
N
419
N
H
N
420
N
H
N
421
N
H
N
422
N
H
N
423
N
H
N
424
N
H
N
425
N
N
N
426
S
C
N
427
N
C
N
428
N
O
N
429
N
C
Y
430
N
C
Y
431
N
C
Y
432
N
C
Y
433
N
C
Y
434
N
C
Y
435
N
C
N
436
N
O
N
437
N
O
N
438
N
H
N
439
N
H
N
440
N
H
N
441
N
H
N
442
N
H
N
443
N
H
N
444
N
H
N
445
N
H
N
446
N
H
N
447
N
H
N
448
N
H
N
449
N
N
N
450
S
C
N
451
N
C
N
452
N
O
N
453
N
C
N
454
N
C
N
455
N
C
N
456
N
O
N
457
N
H
N
458
N
H
N
459
N
H
N
460
N
H
N
461
N
H
N
462
N
H
N
463
N
H
N
464
N
H
N
465
N
H
N
466
N
H
N
467
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
trip
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
doub
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
sing
N
90
N
doub
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
sing
N
98
N
doub
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
sing
N
109
N
doub
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
sing
N
117
N
doub
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
sing
N
127
N
doub
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
doub
N
132
N
sing
N
133
N
sing
N
134
N
doub
N
135
N
sing
N
136
N
sing
N
137
N
doub
N
138
N
sing
N
139
N
doub
N
140
N
sing
N
141
N
sing
Y
142
N
doub
Y
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
146
N
doub
N
147
N
sing
Y
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
doub
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
doub
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
doub
N
171
N
sing
N
172
N
sing
N
173
N
sing
Y
174
N
sing
Y
175
N
sing
Y
176
N
doub
N
177
N
sing
Y
178
N
sing
N
179
N
sing
Y
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
doub
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
doub
N
190
N
doub
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
sing
N
204
N
doub
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
doub
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
Y
223
N
sing
Y
224
N
doub
Y
225
N
doub
N
226
N
sing
Y
227
N
sing
N
228
N
sing
Y
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
doub
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
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
sing
N
262
N
doub
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
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
sing
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
doub
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
doub
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
Y
331
N
doub
Y
332
N
sing
Y
333
N
sing
N
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
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
sing
N
365
N
sing
N
366
N
doub
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
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
doub
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
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
doub
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
Y
400
N
doub
Y
401
N
sing
Y
402
N
sing
N
403
N
sing
Y
404
N
doub
Y
405
N
sing
Y
406
N
sing
N
407
N
sing
Y
408
N
sing
Y
409
N
doub
N
410
N
sing
Y
411
N
doub
N
412
N
sing
Y
413
N
sing
N
414
N
sing
N
415
N
sing
N
416
N
sing
N
417
N
sing
N
418
N
sing
N
419
N
sing
N
420
N
sing
N
421
N
sing
N
422
N
sing
N
423
N
doub
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
Y
428
N
doub
Y
429
N
sing
Y
430
N
sing
N
431
N
sing
Y
432
N
doub
N
433
N
sing
Y
434
N
doub
N
435
N
sing
Y
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
sing
N
447
N
doub
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
sing
N
457
N
sing
N
458
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
278
34654
34659
10.1074/jbc.M302985200
12819228
Crystal structures of the NO- and CO-bound heme oxygenase from Neisseriae meningitidis. Implications for O2 activation
2003
10.2210/pdb1p3v/pdb
pdb_00001p3v
119
1
mirrors
IMAGE PLATE
2002-08-02
RIGAKU RAXIS IV
Yale mirrors
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU
Heme-complexed
23609.611
Heme oxygenase 1
1.14.99.3
1
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
1
syn
non-polymer
28.010
CARBON MONOXIDE
1
syn
non-polymer
18.015
water
52
nat
water
HO-1; heme oxygenase (decyclizing) 1
E.C.1.14.99.3
no
no
MSETENQALTFAKRLKADTTAVHDSVDNLVMSVQPFVSKENYIKFLKLQSVFHKAVDHIYKDAELNKAIPELEYMARYDA
VTQDLKDLGEEPYKFDKELPYEAGNKAIGWLYCAEGSNLGAAFLFKHAQKLDYNGEHGARHLAPHPDGRGKHWRAFVEHL
NALNLTPEAEAEAIQGAREAFAFYKVVLRETFGLAADAEAPEGMMPHRH
MSETENQALTFAKRLKADTTAVHDSVDNLVMSVQPFVSKENYIKFLKLQSVFHKAVDHIYKDAELNKAIPELEYMARYDA
VTQDLKDLGEEPYKFDKELPYEAGNKAIGWLYCAEGSNLGAAFLFKHAQKLDYNGEHGARHLAPHPDGRGKHWRAFVEHL
NALNLTPEAEAEAIQGAREAFAFYKVVLRETFGLAADAEAPEGMMPHRH
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
Neisseria
Escherichia
Escherichia coli
sample
hemO
487
Neisseria meningitidis
469008
Escherichia coli BL21(DE3)
BL21(DE3)
plasmid
pWMZ1651
1
1.98
37.86
VAPOR DIFFUSION, SITTING DROP
8.5
Tris-HCl, sodium acetate, PEG 3350, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K
295
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Atomic model
Data collection
Database references
Derived calculations
Refinement description
1
0
2003-12-09
1
1
2008-04-29
1
2
2011-07-13
1
3
2011-11-16
1
4
2023-08-16
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2003-04-18
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
CMO
CARBON MONOXIDE
HOH
water
1J77
PDB
experimental model
HEM
300
2
HEM
HEM
300
A
CMO
400
3
CMO
CMO
400
A
HOH
1
4
HOH
HOH
401
A
HOH
2
4
HOH
HOH
402
A
HOH
3
4
HOH
HOH
403
A
HOH
4
4
HOH
HOH
404
A
HOH
5
4
HOH
HOH
405
A
HOH
6
4
HOH
HOH
406
A
HOH
7
4
HOH
HOH
407
A
HOH
8
4
HOH
HOH
408
A
HOH
9
4
HOH
HOH
409
A
HOH
10
4
HOH
HOH
410
A
HOH
11
4
HOH
HOH
411
A
HOH
12
4
HOH
HOH
412
A
HOH
13
4
HOH
HOH
413
A
HOH
14
4
HOH
HOH
414
A
HOH
15
4
HOH
HOH
415
A
HOH
16
4
HOH
HOH
416
A
HOH
17
4
HOH
HOH
417
A
HOH
18
4
HOH
HOH
418
A
HOH
19
4
HOH
HOH
419
A
HOH
20
4
HOH
HOH
420
A
HOH
21
4
HOH
HOH
421
A
HOH
22
4
HOH
HOH
422
A
HOH
23
4
HOH
HOH
423
A
HOH
24
4
HOH
HOH
424
A
HOH
25
4
HOH
HOH
425
A
HOH
26
4
HOH
HOH
426
A
HOH
27
4
HOH
HOH
427
A
HOH
28
4
HOH
HOH
428
A
HOH
29
4
HOH
HOH
429
A
HOH
30
4
HOH
HOH
430
A
HOH
31
4
HOH
HOH
431
A
HOH
32
4
HOH
HOH
432
A
HOH
33
4
HOH
HOH
433
A
HOH
34
4
HOH
HOH
434
A
HOH
35
4
HOH
HOH
435
A
HOH
36
4
HOH
HOH
436
A
HOH
37
4
HOH
HOH
437
A
HOH
38
4
HOH
HOH
438
A
HOH
39
4
HOH
HOH
439
A
HOH
40
4
HOH
HOH
440
A
HOH
41
4
HOH
HOH
441
A
HOH
42
4
HOH
HOH
442
A
HOH
43
4
HOH
HOH
443
A
HOH
44
4
HOH
HOH
444
A
HOH
45
4
HOH
HOH
445
A
HOH
46
4
HOH
HOH
446
A
HOH
47
4
HOH
HOH
447
A
HOH
48
4
HOH
HOH
448
A
HOH
49
4
HOH
HOH
449
A
HOH
50
4
HOH
HOH
450
A
HOH
51
4
HOH
HOH
451
A
HOH
52
4
HOH
HOH
452
A
n
1
1
A
n
2
2
A
n
3
3
A
n
4
4
A
n
5
5
A
n
6
6
A
n
7
7
A
ALA
8
n
8
ALA
8
A
LEU
9
n
9
LEU
9
A
THR
10
n
10
THR
10
A
PHE
11
n
11
PHE
11
A
ALA
12
n
12
ALA
12
A
LYS
13
n
13
LYS
13
A
ARG
14
n
14
ARG
14
A
LEU
15
n
15
LEU
15
A
LYS
16
n
16
LYS
16
A
ALA
17
n
17
ALA
17
A
ASP
18
n
18
ASP
18
A
THR
19
n
19
THR
19
A
THR
20
n
20
THR
20
A
ALA
21
n
21
ALA
21
A
VAL
22
n
22
VAL
22
A
HIS
23
n
23
HIS
23
A
ASP
24
n
24
ASP
24
A
SER
25
n
25
SER
25
A
VAL
26
n
26
VAL
26
A
ASP
27
n
27
ASP
27
A
ASN
28
n
28
ASN
28
A
LEU
29
n
29
LEU
29
A
VAL
30
n
30
VAL
30
A
MET
31
n
31
MET
31
A
SER
32
n
32
SER
32
A
VAL
33
n
33
VAL
33
A
GLN
34
n
34
GLN
34
A
PRO
35
n
35
PRO
35
A
PHE
36
n
36
PHE
36
A
VAL
37
n
37
VAL
37
A
SER
38
n
38
SER
38
A
LYS
39
n
39
LYS
39
A
GLU
40
n
40
GLU
40
A
ASN
41
n
41
ASN
41
A
TYR
42
n
42
TYR
42
A
ILE
43
n
43
ILE
43
A
LYS
44
n
44
LYS
44
A
PHE
45
n
45
PHE
45
A
LEU
46
n
46
LEU
46
A
LYS
47
n
47
LYS
47
A
LEU
48
n
48
LEU
48
A
GLN
49
n
49
GLN
49
A
SER
50
n
50
SER
50
A
VAL
51
n
51
VAL
51
A
PHE
52
n
52
PHE
52
A
HIS
53
n
53
HIS
53
A
LYS
54
n
54
LYS
54
A
ALA
55
n
55
ALA
55
A
VAL
56
n
56
VAL
56
A
ASP
57
n
57
ASP
57
A
HIS
58
n
58
HIS
58
A
ILE
59
n
59
ILE
59
A
TYR
60
n
60
TYR
60
A
LYS
61
n
61
LYS
61
A
ASP
62
n
62
ASP
62
A
ALA
63
n
63
ALA
63
A
GLU
64
n
64
GLU
64
A
LEU
65
n
65
LEU
65
A
ASN
66
n
66
ASN
66
A
LYS
67
n
67
LYS
67
A
ALA
68
n
68
ALA
68
A
ILE
69
n
69
ILE
69
A
PRO
70
n
70
PRO
70
A
GLU
71
n
71
GLU
71
A
LEU
72
n
72
LEU
72
A
GLU
73
n
73
GLU
73
A
TYR
74
n
74
TYR
74
A
MET
75
n
75
MET
75
A
ALA
76
n
76
ALA
76
A
ARG
77
n
77
ARG
77
A
TYR
78
n
78
TYR
78
A
ASP
79
n
79
ASP
79
A
ALA
80
n
80
ALA
80
A
VAL
81
n
81
VAL
81
A
THR
82
n
82
THR
82
A
GLN
83
n
83
GLN
83
A
ASP
84
n
84
ASP
84
A
LEU
85
n
85
LEU
85
A
LYS
86
n
86
LYS
86
A
ASP
87
n
87
ASP
87
A
LEU
88
n
88
LEU
88
A
GLY
89
n
89
GLY
89
A
GLU
90
n
90
GLU
90
A
GLU
91
n
91
GLU
91
A
PRO
92
n
92
PRO
92
A
TYR
93
n
93
TYR
93
A
LYS
94
n
94
LYS
94
A
PHE
95
n
95
PHE
95
A
ASP
96
n
96
ASP
96
A
LYS
97
n
97
LYS
97
A
GLU
98
n
98
GLU
98
A
LEU
99
n
99
LEU
99
A
PRO
100
n
100
PRO
100
A
TYR
101
n
101
TYR
101
A
GLU
102
n
102
GLU
102
A
ALA
103
n
103
ALA
103
A
GLY
104
n
104
GLY
104
A
ASN
105
n
105
ASN
105
A
LYS
106
n
106
LYS
106
A
ALA
107
n
107
ALA
107
A
ILE
108
n
108
ILE
108
A
GLY
109
n
109
GLY
109
A
TRP
110
n
110
TRP
110
A
LEU
111
n
111
LEU
111
A
TYR
112
n
112
TYR
112
A
CYS
113
n
113
CYS
113
A
ALA
114
n
114
ALA
114
A
GLU
115
n
115
GLU
115
A
GLY
116
n
116
GLY
116
A
SER
117
n
117
SER
117
A
ASN
118
n
118
ASN
118
A
LEU
119
n
119
LEU
119
A
GLY
120
n
120
GLY
120
A
ALA
121
n
121
ALA
121
A
ALA
122
n
122
ALA
122
A
PHE
123
n
123
PHE
123
A
LEU
124
n
124
LEU
124
A
PHE
125
n
125
PHE
125
A
LYS
126
n
126
LYS
126
A
HIS
127
n
127
HIS
127
A
ALA
128
n
128
ALA
128
A
GLN
129
n
129
GLN
129
A
LYS
130
n
130
LYS
130
A
LEU
131
n
131
LEU
131
A
ASP
132
n
132
ASP
132
A
TYR
133
n
133
TYR
133
A
ASN
134
n
134
ASN
134
A
GLY
135
n
135
GLY
135
A
GLU
136
n
136
GLU
136
A
HIS
137
n
137
HIS
137
A
GLY
138
n
138
GLY
138
A
ALA
139
n
139
ALA
139
A
ARG
140
n
140
ARG
140
A
HIS
141
n
141
HIS
141
A
LEU
142
n
142
LEU
142
A
ALA
143
n
143
ALA
143
A
PRO
144
n
144
PRO
144
A
HIS
145
n
145
HIS
145
A
PRO
146
n
146
PRO
146
A
ASP
147
n
147
ASP
147
A
GLY
148
n
148
GLY
148
A
ARG
149
n
149
ARG
149
A
GLY
150
n
150
GLY
150
A
LYS
151
n
151
LYS
151
A
HIS
152
n
152
HIS
152
A
TRP
153
n
153
TRP
153
A
ARG
154
n
154
ARG
154
A
ALA
155
n
155
ALA
155
A
PHE
156
n
156
PHE
156
A
VAL
157
n
157
VAL
157
A
GLU
158
n
158
GLU
158
A
HIS
159
n
159
HIS
159
A
LEU
160
n
160
LEU
160
A
ASN
161
n
161
ASN
161
A
ALA
162
n
162
ALA
162
A
LEU
163
n
163
LEU
163
A
ASN
164
n
164
ASN
164
A
LEU
165
n
165
LEU
165
A
THR
166
n
166
THR
166
A
PRO
167
n
167
PRO
167
A
GLU
168
n
168
GLU
168
A
ALA
169
n
169
ALA
169
A
GLU
170
n
170
GLU
170
A
ALA
171
n
171
ALA
171
A
GLU
172
n
172
GLU
172
A
ALA
173
n
173
ALA
173
A
ILE
174
n
174
ILE
174
A
GLN
175
n
175
GLN
175
A
GLY
176
n
176
GLY
176
A
ALA
177
n
177
ALA
177
A
ARG
178
n
178
ARG
178
A
GLU
179
n
179
GLU
179
A
ALA
180
n
180
ALA
180
A
PHE
181
n
181
PHE
181
A
ALA
182
n
182
ALA
182
A
PHE
183
n
183
PHE
183
A
TYR
184
n
184
TYR
184
A
LYS
185
n
185
LYS
185
A
VAL
186
n
186
VAL
186
A
VAL
187
n
187
VAL
187
A
LEU
188
n
188
LEU
188
A
ARG
189
n
189
ARG
189
A
GLU
190
n
190
GLU
190
A
THR
191
n
191
THR
191
A
PHE
192
n
192
PHE
192
A
GLY
193
n
193
GLY
193
A
LEU
194
n
194
LEU
194
A
ALA
195
n
195
ALA
195
A
ALA
196
n
196
ALA
196
A
ASP
197
n
197
ASP
197
A
ALA
198
n
198
ALA
198
A
GLU
199
n
199
GLU
199
A
ALA
200
n
200
ALA
200
A
PRO
201
n
201
PRO
201
A
GLU
202
n
202
GLU
202
A
GLY
203
n
203
GLY
203
A
MET
204
n
204
MET
204
A
MET
205
n
205
MET
205
A
PRO
206
n
206
PRO
206
A
n
207
207
A
n
208
208
A
n
209
209
A
author_defined_assembly
1
monomeric
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
NA
HEM
1_555
94.4
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
NB
HEM
1_555
100.1
A
HEM
300
B
NA
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
NB
HEM
1_555
89.2
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
NC
HEM
1_555
90.0
A
HEM
300
B
NA
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
NC
HEM
1_555
175.3
A
HEM
300
B
NB
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
NC
HEM
1_555
88.4
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
ND
HEM
1_555
85.4
A
HEM
300
B
NA
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
ND
HEM
1_555
92.9
A
HEM
300
B
NB
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
ND
HEM
1_555
174.0
A
HEM
300
B
NC
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
HEM
300
B
ND
HEM
1_555
89.0
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
C
CMO
1_555
176.5
A
HEM
300
B
NA
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
C
CMO
1_555
86.0
A
HEM
300
B
NB
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
C
CMO
1_555
83.4
A
HEM
300
B
NC
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
C
CMO
1_555
89.6
A
HEM
300
B
ND
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
C
CMO
1_555
91.1
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
175.7
A
HEM
300
B
NA
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
89.7
A
HEM
300
B
NB
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
79.2
A
HEM
300
B
NC
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
85.8
A
HEM
300
B
ND
HEM
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
95.2
A
CMO
400
C
C
CMO
1_555
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
5.7
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
1
A
HOH
452
D
HOH
1
A
MET
1
A
MET
1
1
Y
1
A
SER
2
A
SER
2
1
Y
1
A
GLU
3
A
GLU
3
1
Y
1
A
THR
4
A
THR
4
1
Y
1
A
GLU
5
A
GLU
5
1
Y
1
A
ASN
6
A
ASN
6
1
Y
1
A
GLN
7
A
GLN
7
1
Y
1
A
HIS
207
A
HIS
207
1
Y
1
A
ARG
208
A
ARG
208
1
Y
1
A
HIS
209
A
HIS
209
1
Y
1
A
LEU
9
-80.90
-90.95
1
A
GLN
34
45.38
71.96
1
A
LEU
88
-99.80
46.09
1
A
PRO
92
-55.52
104.33
1
A
TYR
93
-36.90
147.56
1
A
ALA
121
-57.03
-8.96
1
A
LEU
131
-64.63
12.22
1
A
ASP
132
74.27
32.31
1
A
ASN
134
-162.00
-168.00
1
A
ASN
164
34.64
79.69
50.74
0.286
0.249
2.25
50.0
505
9526
9467
5.3
94.1
random
1
isotropic
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
1J77
Engh & Huber
0.33
0.28
5.0
0.31
0.27
2.25
50.0
52
1675
45
0
1578
0.011
1.402
0.3409
0.3157
2.33
47
877
10
9.26
0.2771
0.3024
2.42
51
870
10
9.19
0.3437
0.3084
2.53
33
890
10
9.40
0.3358
0.3046
2.67
50
880
10
9.28
0.3276
0.2909
2.83
53
879
10
9.28
0.2628
0.2564
3.05
47
904
10
9.55
0.3294
0.2738
3.36
49
896
10
9.46
0.2724
0.2451
3.85
60
897
10
9.48
0.2676
0.2086
4.85
57
917
10
9.68
0.3004
0.234
50.00
58
952
10
10.05
2.25
50.0
1P3V
9526
9467
2.0
0.054
0.064
1
21.3
9.5
99.4
0.54
2.25
2.33
2.39
924
0.599
4.7
89.8
data collection
HKL-2000
data scaling
SCALEPACK
refinement
CNS
data reduction
HKL-2000
phasing
CNS
Crystal Structures of the NO-and CO-Bound Heme Oxygenase From Neisseria Meningitidis: Implications for Oxygen Activation
1
N
N
2
N
N
3
N
N
4
N
N
A
THR
10
A
THR
10
HELX_P
A
VAL
33
A
VAL
33
1
1
24
A
SER
38
A
SER
38
HELX_P
A
LYS
61
A
LYS
61
1
2
24
A
ASP
62
A
ASP
62
HELX_P
A
ILE
69
A
ILE
69
1
3
8
A
GLU
71
A
GLU
71
HELX_P
A
ALA
76
A
ALA
76
5
4
6
A
ARG
77
A
ARG
77
HELX_P
A
LEU
88
A
LEU
88
1
5
12
A
ALA
103
A
ALA
103
HELX_P
A
ALA
121
A
ALA
121
1
6
19
A
ALA
121
A
ALA
121
HELX_P
A
LEU
131
A
LEU
131
1
7
11
A
ALA
139
A
ALA
139
HELX_P
A
ALA
143
A
ALA
143
5
8
5
A
GLY
148
A
GLY
148
HELX_P
A
LEU
163
A
LEU
163
1
9
16
A
THR
166
A
THR
166
HELX_P
A
PHE
192
A
PHE
192
1
10
27
metalc
2.159
A
HIS
23
A
NE2
HIS
23
1_555
A
HEM
300
B
FE
HEM
1_555
metalc
1.968
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
C
CMO
1_555
metalc
3.143
A
HEM
300
B
FE
HEM
1_555
A
CMO
400
C
O
CMO
1_555
OXIDOREDUCTASE
heme oxygenase, heme degradation, OXIDOREDUCTASE
Q9RGD9_NEIME
UNP
1
22
Q9RGD9
MSETENQALTFAKRLKADTTAVHDSVDNLVMSVQPFVSKENYIKFLKLQSVFHKAVDHIYKDAELNKAIPELEYMARYDA
VTQDLKDLGEEPYKFDKELPYEAGNKAIGWLYCAEGSNLGAAFLFKHAQKLDYNGEHGARHLAPHPDGRGKHWRAFVEHL
NALNLTPEAEAEAIQGAREAFAFYKVVLRETFGLAADAEAPEGMMPHRH
22
230
1P3V
1
209
Q9RGD9
A
1
1
209
BINDING SITE FOR RESIDUE HEM A 300
A
HEM
300
Software
15
BINDING SITE FOR RESIDUE CMO A 400
A
CMO
400
Software
4
A
LYS
16
A
LYS
16
15
1_555
A
HIS
23
A
HIS
23
15
1_555
A
ASP
27
A
ASP
27
15
1_555
A
VAL
30
A
VAL
30
15
1_555
A
MET
31
A
MET
31
15
1_555
A
TYR
112
A
TYR
112
15
1_555
A
CYS
113
A
CYS
113
15
1_555
A
GLY
116
A
GLY
116
15
1_555
A
SER
117
A
SER
117
15
1_555
A
LEU
119
A
LEU
119
15
1_555
A
GLY
120
A
GLY
120
15
1_555
A
PHE
123
A
PHE
123
15
1_555
A
LEU
124
A
LEU
124
15
1_555
A
TYR
184
A
TYR
184
15
1_555
A
CMO
400
C
CMO
15
1_555
A
SER
117
A
SER
117
4
1_555
A
GLY
120
A
GLY
120
4
1_555
A
ALA
121
A
ALA
121
4
1_555
A
HEM
300
B
HEM
4
1_555
96
tetragonal
P 43 21 2