0.016860
0.000000
0.000000
0.000000
0.014922
0.000000
0.000000
0.000000
0.014375
0.00000
0.00000
0.00000
Ukpabi, G.N.
Murphy, M.E.P.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
59.311
67.014
69.567
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 N -1
26.017
CYANIDE ION
non-polymer
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
Mg 2
24.305
MAGNESIUM ION
non-polymer
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
N
N
76
N
N
N
77
S
C
N
78
N
C
N
79
N
O
N
80
N
C
N
81
N
C
N
82
N
C
N
83
N
O
N
84
N
N
N
85
N
O
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
H
N
95
N
H
N
96
N
N
N
97
S
C
N
98
N
C
N
99
N
O
N
100
N
C
N
101
N
C
N
102
N
C
N
103
N
O
N
104
N
O
N
105
N
O
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
H
N
114
N
H
N
115
N
N
N
116
N
C
N
117
N
C
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
C
N
126
N
C
N
127
N
C
N
128
N
C
Y
129
N
C
Y
130
N
C
Y
131
N
C
Y
132
N
C
N
133
N
C
N
134
N
C
N
135
N
C
N
136
N
C
N
137
N
O
N
138
N
O
N
139
N
C
N
140
N
C
N
141
N
C
N
142
N
C
N
143
N
C
N
144
N
C
N
145
N
C
Y
146
N
C
Y
147
N
C
Y
148
N
C
Y
149
N
C
N
150
N
C
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
N
158
N
C
N
159
N
C
N
160
N
C
N
161
N
O
N
162
N
O
Y
163
N
N
N
164
N
N
Y
165
N
N
N
166
N
N
N
167
N
FE
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
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
N
N
201
S
C
N
202
N
C
N
203
N
O
N
204
N
C
Y
205
N
C
Y
206
N
N
Y
207
N
C
Y
208
N
C
Y
209
N
N
N
210
N
O
N
211
N
H
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
O
N
222
N
H
N
223
N
H
N
224
N
N
N
225
S
C
N
226
N
C
N
227
N
O
N
228
S
C
N
229
N
C
N
230
N
C
N
231
N
C
N
232
N
O
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
H
N
238
N
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
N
N
247
S
C
N
248
N
C
N
249
N
O
N
250
N
C
N
251
N
C
N
252
N
C
N
253
N
C
N
254
N
O
N
255
N
H
N
256
N
H
N
257
N
H
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
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
N
N
277
N
O
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
H
N
291
N
H
N
292
N
H
N
293
N
N
N
294
S
C
N
295
N
C
N
296
N
O
N
297
N
C
N
298
N
C
N
299
N
S
N
300
N
C
N
301
N
O
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
MG
N
314
N
N
N
315
S
C
N
316
N
C
N
317
N
O
N
318
N
C
Y
319
N
C
Y
320
N
C
Y
321
N
C
Y
322
N
C
Y
323
N
C
Y
324
N
C
N
325
N
O
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
H
N
336
N
H
N
337
N
N
N
338
S
C
N
339
N
C
N
340
N
O
N
341
N
C
N
342
N
C
N
343
N
C
N
344
N
O
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
N
N
355
S
C
N
356
N
C
N
357
N
O
N
358
N
C
N
359
N
O
N
360
N
O
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
N
N
369
S
C
N
370
N
C
N
371
N
O
N
372
R
C
N
373
N
O
N
374
N
C
N
375
N
O
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
N
N
386
S
C
N
387
N
C
N
388
N
O
N
389
N
C
Y
390
N
C
Y
391
N
C
Y
392
N
C
Y
393
N
N
Y
394
N
C
Y
395
N
C
Y
396
N
C
Y
397
N
C
Y
398
N
C
N
399
N
O
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
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
H
N
412
N
N
N
413
S
C
N
414
N
C
N
415
N
O
N
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
Y
420
N
C
Y
421
N
C
Y
422
N
C
N
423
N
O
N
424
N
O
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
H
N
434
N
H
N
435
N
H
N
436
N
N
N
437
S
C
N
438
N
C
N
439
N
O
N
440
N
C
N
441
N
C
N
442
N
C
N
443
N
O
N
444
N
H
N
445
N
H
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
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
doub
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
sing
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
doub
N
97
N
sing
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
doub
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
doub
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
doub
N
119
N
sing
N
120
N
sing
N
121
N
doub
N
122
N
sing
N
123
N
sing
N
124
N
doub
N
125
N
sing
N
126
N
doub
N
127
N
sing
N
128
N
sing
Y
129
N
doub
Y
130
N
sing
Y
131
N
sing
N
132
N
sing
Y
133
N
doub
N
134
N
sing
Y
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
doub
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
doub
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
doub
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
Y
161
N
sing
Y
162
N
sing
Y
163
N
doub
N
164
N
sing
Y
165
N
sing
N
166
N
sing
Y
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
doub
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
doub
N
177
N
doub
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
sing
N
191
N
doub
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
sing
N
205
N
doub
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
Y
210
N
sing
Y
211
N
doub
Y
212
N
doub
N
213
N
sing
Y
214
N
sing
N
215
N
sing
Y
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
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
doub
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
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
doub
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
sing
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
doub
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
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
sing
N
293
N
sing
N
294
N
doub
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
doub
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
sing
Y
318
N
doub
Y
319
N
sing
Y
320
N
sing
N
321
N
sing
Y
322
N
doub
N
323
N
sing
Y
324
N
doub
N
325
N
sing
Y
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
sing
N
336
N
doub
N
337
N
sing
N
338
N
sing
N
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
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
doub
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
sing
N
380
N
sing
N
381
N
sing
N
382
N
doub
N
383
N
sing
N
384
N
sing
N
385
N
sing
N
386
N
sing
Y
387
N
doub
Y
388
N
sing
Y
389
N
sing
N
390
N
sing
Y
391
N
doub
Y
392
N
sing
Y
393
N
sing
N
394
N
sing
Y
395
N
sing
Y
396
N
doub
N
397
N
sing
Y
398
N
doub
N
399
N
sing
Y
400
N
sing
N
401
N
sing
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
sing
N
406
N
sing
N
407
N
sing
N
408
N
sing
N
409
N
sing
N
410
N
doub
N
411
N
sing
N
412
N
sing
N
413
N
sing
N
414
N
sing
Y
415
N
doub
Y
416
N
sing
Y
417
N
sing
N
418
N
sing
Y
419
N
doub
N
420
N
sing
Y
421
N
doub
N
422
N
sing
Y
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
sing
N
433
N
sing
N
434
N
doub
N
435
N
sing
N
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
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
287
34179
34188
10.1074/jbc.M112.393249
22891243
Inactivation of the heme degrading enzyme IsdI by an active site substitution that diminishes heme ruffling.
2012
10.2210/pdb4fni/pdb
pdb_00004fni
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
Varimax-VHF optics
CCD
2011-10-07
RIGAKU SATURN 944+
SINGLE WAVELENGTH
M
x-ray
1
1.54178
1.0
1.54178
ROTATING ANODE
RIGAKU MICROMAX-007 HF
12992.358
Heme-degrading monooxygenase isdI
1.14.99.3
W66Y
2
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
2
syn
non-polymer
26.017
CYANIDE ION
2
syn
non-polymer
24.305
MAGNESIUM ION
1
syn
non-polymer
18.015
water
338
nat
water
Heme oxygenase, Iron-regulated surface determinant isdI, Iron-responsive surface determinant isdI
no
no
AHMFMAENRLQLQKGSAEETIERFYNRQGIETIEGFQQMFVTKTLNTEDTDEVKILTIWESEDSFNNYLNSDVFKEAHKN
VRLKSDDDGQQSPILSNKVFKYDIGYHYQK
AHMFMAENRLQLQKGSAEETIERFYNRQGIETIEGFQQMFVTKTLNTEDTDEVKILTIWESEDSFNNYLNSDVFKEAHKN
VRLKSDDDGQQSPILSNKVFKYDIGYHYQK
A,B
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
N315
sample
isdI, SA0160
158879
Staphylococcus aureus subsp. aureus
469008
Escherichia coli
BL21(DE3)
Plasmid
1
2.66
53.76
VAPOR DIFFUSION, HANGING DROP
5.5
Crystals were grown in a reservoir solution containing 25% w/v polyethylene glycol 3350, 0.2 M magnesium chloride, and 0.1 M Bis-Tris, pH 5.5, and flash frozen with a cryoprotectant of 20% ethylene glycol and 20 mM sodium cyanide solution., VAPOR DIFFUSION, HANGING DROP, temperature 295K
295
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Database references
Database references
Data collection
Database references
Derived calculations
Refinement description
1
0
2012-08-22
1
1
2012-10-17
1
2
2013-02-27
1
3
2023-09-13
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_struct_conn_angle.ptnr1_auth_asym_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr2_auth_asym_id
_pdbx_struct_conn_angle.ptnr2_label_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_asym_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr1_auth_asym_id
_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_asym_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_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2012-06-19
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
CYN
CYANIDE ION
MG
MAGNESIUM ION
HOH
water
3LGN
PDB ENTRY 3LGN
PDB
experimental model
HEM
109
2
HEM
HEM
201
A
CYN
110
3
CYN
CYN
202
A
HEM
109
2
HEM
HEM
201
B
CYN
110
3
CYN
CYN
202
B
MG
339
4
MG
MG
203
B
HOH
3
5
HOH
HOH
301
A
HOH
5
5
HOH
HOH
302
A
HOH
15
5
HOH
HOH
303
A
HOH
18
5
HOH
HOH
304
A
HOH
19
5
HOH
HOH
305
A
HOH
22
5
HOH
HOH
306
A
HOH
23
5
HOH
HOH
307
A
HOH
24
5
HOH
HOH
308
A
HOH
25
5
HOH
HOH
309
A
HOH
28
5
HOH
HOH
310
A
HOH
29
5
HOH
HOH
311
A
HOH
33
5
HOH
HOH
312
A
HOH
36
5
HOH
HOH
313
A
HOH
37
5
HOH
HOH
314
A
HOH
38
5
HOH
HOH
315
A
HOH
39
5
HOH
HOH
316
A
HOH
40
5
HOH
HOH
317
A
HOH
41
5
HOH
HOH
318
A
HOH
42
5
HOH
HOH
319
A
HOH
44
5
HOH
HOH
320
A
HOH
45
5
HOH
HOH
321
A
HOH
46
5
HOH
HOH
322
A
HOH
49
5
HOH
HOH
323
A
HOH
50
5
HOH
HOH
324
A
HOH
51
5
HOH
HOH
325
A
HOH
54
5
HOH
HOH
326
A
HOH
55
5
HOH
HOH
327
A
HOH
57
5
HOH
HOH
328
A
HOH
59
5
HOH
HOH
329
A
HOH
63
5
HOH
HOH
330
A
HOH
66
5
HOH
HOH
331
A
HOH
69
5
HOH
HOH
332
A
HOH
73
5
HOH
HOH
333
A
HOH
76
5
HOH
HOH
334
A
HOH
78
5
HOH
HOH
335
A
HOH
79
5
HOH
HOH
336
A
HOH
80
5
HOH
HOH
337
A
HOH
81
5
HOH
HOH
338
A
HOH
85
5
HOH
HOH
339
A
HOH
87
5
HOH
HOH
340
A
HOH
89
5
HOH
HOH
341
A
HOH
90
5
HOH
HOH
342
A
HOH
91
5
HOH
HOH
343
A
HOH
92
5
HOH
HOH
344
A
HOH
93
5
HOH
HOH
345
A
HOH
94
5
HOH
HOH
346
A
HOH
95
5
HOH
HOH
347
A
HOH
96
5
HOH
HOH
348
A
HOH
97
5
HOH
HOH
349
A
HOH
99
5
HOH
HOH
350
A
HOH
100
5
HOH
HOH
351
A
HOH
101
5
HOH
HOH
352
A
HOH
102
5
HOH
HOH
353
A
HOH
103
5
HOH
HOH
354
A
HOH
111
5
HOH
HOH
355
A
HOH
112
5
HOH
HOH
356
A
HOH
117
5
HOH
HOH
357
A
HOH
120
5
HOH
HOH
358
A
HOH
122
5
HOH
HOH
359
A
HOH
123
5
HOH
HOH
360
A
HOH
124
5
HOH
HOH
361
A
HOH
126
5
HOH
HOH
362
A
HOH
130
5
HOH
HOH
363
A
HOH
131
5
HOH
HOH
364
A
HOH
135
5
HOH
HOH
365
A
HOH
137
5
HOH
HOH
366
A
HOH
138
5
HOH
HOH
367
A
HOH
139
5
HOH
HOH
368
A
HOH
144
5
HOH
HOH
369
A
HOH
146
5
HOH
HOH
370
A
HOH
147
5
HOH
HOH
371
A
HOH
150
5
HOH
HOH
372
A
HOH
153
5
HOH
HOH
373
A
HOH
156
5
HOH
HOH
374
A
HOH
158
5
HOH
HOH
375
A
HOH
159
5
HOH
HOH
376
A
HOH
160
5
HOH
HOH
377
A
HOH
162
5
HOH
HOH
378
A
HOH
163
5
HOH
HOH
379
A
HOH
164
5
HOH
HOH
380
A
HOH
165
5
HOH
HOH
381
A
HOH
168
5
HOH
HOH
382
A
HOH
171
5
HOH
HOH
383
A
HOH
174
5
HOH
HOH
384
A
HOH
175
5
HOH
HOH
385
A
HOH
178
5
HOH
HOH
386
A
HOH
179
5
HOH
HOH
387
A
HOH
180
5
HOH
HOH
388
A
HOH
181
5
HOH
HOH
389
A
HOH
183
5
HOH
HOH
390
A
HOH
185
5
HOH
HOH
391
A
HOH
186
5
HOH
HOH
392
A
HOH
187
5
HOH
HOH
393
A
HOH
189
5
HOH
HOH
394
A
HOH
190
5
HOH
HOH
395
A
HOH
191
5
HOH
HOH
396
A
HOH
192
5
HOH
HOH
397
A
HOH
193
5
HOH
HOH
398
A
HOH
203
5
HOH
HOH
399
A
HOH
207
5
HOH
HOH
400
A
HOH
209
5
HOH
HOH
401
A
HOH
210
5
HOH
HOH
402
A
HOH
211
5
HOH
HOH
403
A
HOH
213
5
HOH
HOH
404
A
HOH
214
5
HOH
HOH
405
A
HOH
215
5
HOH
HOH
406
A
HOH
216
5
HOH
HOH
407
A
HOH
219
5
HOH
HOH
408
A
HOH
222
5
HOH
HOH
409
A
HOH
223
5
HOH
HOH
410
A
HOH
224
5
HOH
HOH
411
A
HOH
225
5
HOH
HOH
412
A
HOH
226
5
HOH
HOH
413
A
HOH
227
5
HOH
HOH
414
A
HOH
230
5
HOH
HOH
415
A
HOH
235
5
HOH
HOH
416
A
HOH
237
5
HOH
HOH
417
A
HOH
239
5
HOH
HOH
418
A
HOH
241
5
HOH
HOH
419
A
HOH
242
5
HOH
HOH
420
A
HOH
243
5
HOH
HOH
421
A
HOH
244
5
HOH
HOH
422
A
HOH
245
5
HOH
HOH
423
A
HOH
246
5
HOH
HOH
424
A
HOH
247
5
HOH
HOH
425
A
HOH
250
5
HOH
HOH
426
A
HOH
251
5
HOH
HOH
427
A
HOH
252
5
HOH
HOH
428
A
HOH
253
5
HOH
HOH
429
A
HOH
254
5
HOH
HOH
430
A
HOH
255
5
HOH
HOH
431
A
HOH
256
5
HOH
HOH
432
A
HOH
257
5
HOH
HOH
433
A
HOH
258
5
HOH
HOH
434
A
HOH
259
5
HOH
HOH
435
A
HOH
269
5
HOH
HOH
436
A
HOH
270
5
HOH
HOH
437
A
HOH
271
5
HOH
HOH
438
A
HOH
272
5
HOH
HOH
439
A
HOH
273
5
HOH
HOH
440
A
HOH
274
5
HOH
HOH
441
A
HOH
275
5
HOH
HOH
442
A
HOH
276
5
HOH
HOH
443
A
HOH
277
5
HOH
HOH
444
A
HOH
286
5
HOH
HOH
445
A
HOH
287
5
HOH
HOH
446
A
HOH
288
5
HOH
HOH
447
A
HOH
289
5
HOH
HOH
448
A
HOH
290
5
HOH
HOH
449
A
HOH
291
5
HOH
HOH
450
A
HOH
303
5
HOH
HOH
451
A
HOH
304
5
HOH
HOH
452
A
HOH
305
5
HOH
HOH
453
A
HOH
306
5
HOH
HOH
454
A
HOH
307
5
HOH
HOH
455
A
HOH
308
5
HOH
HOH
456
A
HOH
309
5
HOH
HOH
457
A
HOH
312
5
HOH
HOH
458
A
HOH
322
5
HOH
HOH
459
A
HOH
326
5
HOH
HOH
460
A
HOH
327
5
HOH
HOH
461
A
HOH
334
5
HOH
HOH
462
A
HOH
335
5
HOH
HOH
463
A
HOH
336
5
HOH
HOH
464
A
HOH
1
5
HOH
HOH
301
B
HOH
2
5
HOH
HOH
302
B
HOH
4
5
HOH
HOH
303
B
HOH
6
5
HOH
HOH
304
B
HOH
7
5
HOH
HOH
305
B
HOH
8
5
HOH
HOH
306
B
HOH
9
5
HOH
HOH
307
B
HOH
10
5
HOH
HOH
308
B
HOH
11
5
HOH
HOH
309
B
HOH
12
5
HOH
HOH
310
B
HOH
13
5
HOH
HOH
311
B
HOH
14
5
HOH
HOH
312
B
HOH
16
5
HOH
HOH
313
B
HOH
17
5
HOH
HOH
314
B
HOH
20
5
HOH
HOH
315
B
HOH
21
5
HOH
HOH
316
B
HOH
26
5
HOH
HOH
317
B
HOH
27
5
HOH
HOH
318
B
HOH
30
5
HOH
HOH
319
B
HOH
31
5
HOH
HOH
320
B
HOH
32
5
HOH
HOH
321
B
HOH
34
5
HOH
HOH
322
B
HOH
35
5
HOH
HOH
323
B
HOH
43
5
HOH
HOH
324
B
HOH
47
5
HOH
HOH
325
B
HOH
48
5
HOH
HOH
326
B
HOH
52
5
HOH
HOH
327
B
HOH
53
5
HOH
HOH
328
B
HOH
56
5
HOH
HOH
329
B
HOH
58
5
HOH
HOH
330
B
HOH
60
5
HOH
HOH
331
B
HOH
61
5
HOH
HOH
332
B
HOH
62
5
HOH
HOH
333
B
HOH
64
5
HOH
HOH
334
B
HOH
65
5
HOH
HOH
335
B
HOH
67
5
HOH
HOH
336
B
HOH
68
5
HOH
HOH
337
B
HOH
70
5
HOH
HOH
338
B
HOH
71
5
HOH
HOH
339
B
HOH
72
5
HOH
HOH
340
B
HOH
74
5
HOH
HOH
341
B
HOH
75
5
HOH
HOH
342
B
HOH
77
5
HOH
HOH
343
B
HOH
82
5
HOH
HOH
344
B
HOH
83
5
HOH
HOH
345
B
HOH
84
5
HOH
HOH
346
B
HOH
86
5
HOH
HOH
347
B
HOH
88
5
HOH
HOH
348
B
HOH
98
5
HOH
HOH
349
B
HOH
104
5
HOH
HOH
350
B
HOH
105
5
HOH
HOH
351
B
HOH
106
5
HOH
HOH
352
B
HOH
107
5
HOH
HOH
353
B
HOH
108
5
HOH
HOH
354
B
HOH
109
5
HOH
HOH
355
B
HOH
110
5
HOH
HOH
356
B
HOH
113
5
HOH
HOH
357
B
HOH
114
5
HOH
HOH
358
B
HOH
115
5
HOH
HOH
359
B
HOH
116
5
HOH
HOH
360
B
HOH
118
5
HOH
HOH
361
B
HOH
119
5
HOH
HOH
362
B
HOH
121
5
HOH
HOH
363
B
HOH
125
5
HOH
HOH
364
B
HOH
127
5
HOH
HOH
365
B
HOH
128
5
HOH
HOH
366
B
HOH
129
5
HOH
HOH
367
B
HOH
132
5
HOH
HOH
368
B
HOH
133
5
HOH
HOH
369
B
HOH
134
5
HOH
HOH
370
B
HOH
136
5
HOH
HOH
371
B
HOH
140
5
HOH
HOH
372
B
HOH
141
5
HOH
HOH
373
B
HOH
142
5
HOH
HOH
374
B
HOH
143
5
HOH
HOH
375
B
HOH
145
5
HOH
HOH
376
B
HOH
148
5
HOH
HOH
377
B
HOH
149
5
HOH
HOH
378
B
HOH
151
5
HOH
HOH
379
B
HOH
152
5
HOH
HOH
380
B
HOH
154
5
HOH
HOH
381
B
HOH
155
5
HOH
HOH
382
B
HOH
157
5
HOH
HOH
383
B
HOH
161
5
HOH
HOH
384
B
HOH
166
5
HOH
HOH
385
B
HOH
167
5
HOH
HOH
386
B
HOH
169
5
HOH
HOH
387
B
HOH
170
5
HOH
HOH
388
B
HOH
172
5
HOH
HOH
389
B
HOH
173
5
HOH
HOH
390
B
HOH
176
5
HOH
HOH
391
B
HOH
177
5
HOH
HOH
392
B
HOH
182
5
HOH
HOH
393
B
HOH
184
5
HOH
HOH
394
B
HOH
188
5
HOH
HOH
395
B
HOH
194
5
HOH
HOH
396
B
HOH
195
5
HOH
HOH
397
B
HOH
196
5
HOH
HOH
398
B
HOH
197
5
HOH
HOH
399
B
HOH
198
5
HOH
HOH
400
B
HOH
199
5
HOH
HOH
401
B
HOH
200
5
HOH
HOH
402
B
HOH
201
5
HOH
HOH
403
B
HOH
202
5
HOH
HOH
404
B
HOH
204
5
HOH
HOH
405
B
HOH
205
5
HOH
HOH
406
B
HOH
206
5
HOH
HOH
407
B
HOH
208
5
HOH
HOH
408
B
HOH
212
5
HOH
HOH
409
B
HOH
217
5
HOH
HOH
410
B
HOH
218
5
HOH
HOH
411
B
HOH
220
5
HOH
HOH
412
B
HOH
221
5
HOH
HOH
413
B
HOH
228
5
HOH
HOH
414
B
HOH
229
5
HOH
HOH
415
B
HOH
231
5
HOH
HOH
416
B
HOH
232
5
HOH
HOH
417
B
HOH
233
5
HOH
HOH
418
B
HOH
234
5
HOH
HOH
419
B
HOH
236
5
HOH
HOH
420
B
HOH
238
5
HOH
HOH
421
B
HOH
240
5
HOH
HOH
422
B
HOH
248
5
HOH
HOH
423
B
HOH
249
5
HOH
HOH
424
B
HOH
260
5
HOH
HOH
425
B
HOH
261
5
HOH
HOH
426
B
HOH
262
5
HOH
HOH
427
B
HOH
263
5
HOH
HOH
428
B
HOH
264
5
HOH
HOH
429
B
HOH
265
5
HOH
HOH
430
B
HOH
266
5
HOH
HOH
431
B
HOH
267
5
HOH
HOH
432
B
HOH
268
5
HOH
HOH
433
B
HOH
278
5
HOH
HOH
434
B
HOH
279
5
HOH
HOH
435
B
HOH
280
5
HOH
HOH
436
B
HOH
281
5
HOH
HOH
437
B
HOH
282
5
HOH
HOH
438
B
HOH
283
5
HOH
HOH
439
B
HOH
284
5
HOH
HOH
440
B
HOH
285
5
HOH
HOH
441
B
HOH
292
5
HOH
HOH
442
B
HOH
293
5
HOH
HOH
443
B
HOH
294
5
HOH
HOH
444
B
HOH
295
5
HOH
HOH
445
B
HOH
296
5
HOH
HOH
446
B
HOH
297
5
HOH
HOH
447
B
HOH
298
5
HOH
HOH
448
B
HOH
299
5
HOH
HOH
449
B
HOH
300
5
HOH
HOH
450
B
HOH
301
5
HOH
HOH
451
B
HOH
302
5
HOH
HOH
452
B
HOH
310
5
HOH
HOH
453
B
HOH
311
5
HOH
HOH
454
B
HOH
313
5
HOH
HOH
455
B
HOH
314
5
HOH
HOH
456
B
HOH
315
5
HOH
HOH
457
B
HOH
316
5
HOH
HOH
458
B
HOH
317
5
HOH
HOH
459
B
HOH
318
5
HOH
HOH
460
B
HOH
319
5
HOH
HOH
461
B
HOH
320
5
HOH
HOH
462
B
HOH
321
5
HOH
HOH
463
B
HOH
323
5
HOH
HOH
464
B
HOH
324
5
HOH
HOH
465
B
HOH
325
5
HOH
HOH
466
B
HOH
328
5
HOH
HOH
467
B
HOH
329
5
HOH
HOH
468
B
HOH
330
5
HOH
HOH
469
B
HOH
331
5
HOH
HOH
470
B
HOH
332
5
HOH
HOH
471
B
HOH
333
5
HOH
HOH
472
B
HOH
337
5
HOH
HOH
473
B
HOH
338
5
HOH
HOH
474
B
ALA
-1
n
1
ALA
-1
A
HIS
0
n
2
HIS
0
A
MET
1
n
3
MET
1
A
PHE
2
n
4
PHE
2
A
MET
3
n
5
MET
3
A
ALA
4
n
6
ALA
4
A
GLU
5
n
7
GLU
5
A
ASN
6
n
8
ASN
6
A
ARG
7
n
9
ARG
7
A
LEU
8
n
10
LEU
8
A
GLN
9
n
11
GLN
9
A
LEU
10
n
12
LEU
10
A
GLN
11
n
13
GLN
11
A
LYS
12
n
14
LYS
12
A
GLY
13
n
15
GLY
13
A
SER
14
n
16
SER
14
A
ALA
15
n
17
ALA
15
A
GLU
16
n
18
GLU
16
A
GLU
17
n
19
GLU
17
A
THR
18
n
20
THR
18
A
ILE
19
n
21
ILE
19
A
GLU
20
n
22
GLU
20
A
ARG
21
n
23
ARG
21
A
PHE
22
n
24
PHE
22
A
TYR
23
n
25
TYR
23
A
ASN
24
n
26
ASN
24
A
ARG
25
n
27
ARG
25
A
GLN
26
n
28
GLN
26
A
GLY
27
n
29
GLY
27
A
ILE
28
n
30
ILE
28
A
GLU
29
n
31
GLU
29
A
THR
30
n
32
THR
30
A
ILE
31
n
33
ILE
31
A
GLU
32
n
34
GLU
32
A
GLY
33
n
35
GLY
33
A
PHE
34
n
36
PHE
34
A
GLN
35
n
37
GLN
35
A
GLN
36
n
38
GLN
36
A
MET
37
n
39
MET
37
A
PHE
38
n
40
PHE
38
A
VAL
39
n
41
VAL
39
A
THR
40
n
42
THR
40
A
LYS
41
n
43
LYS
41
A
THR
42
n
44
THR
42
A
LEU
43
n
45
LEU
43
A
ASN
44
n
46
ASN
44
A
THR
45
n
47
THR
45
A
GLU
46
n
48
GLU
46
A
ASP
47
n
49
ASP
47
A
THR
48
n
50
THR
48
A
ASP
49
n
51
ASP
49
A
GLU
50
n
52
GLU
50
A
VAL
51
n
53
VAL
51
A
LYS
52
n
54
LYS
52
A
ILE
53
n
55
ILE
53
A
LEU
54
n
56
LEU
54
A
THR
55
n
57
THR
55
A
ILE
56
n
58
ILE
56
A
TRP
57
n
59
TRP
57
A
GLU
58
n
60
GLU
58
A
SER
59
n
61
SER
59
A
GLU
60
n
62
GLU
60
A
ASP
61
n
63
ASP
61
A
SER
62
n
64
SER
62
A
PHE
63
n
65
PHE
63
A
ASN
64
n
66
ASN
64
A
ASN
65
n
67
ASN
65
A
TYR
66
n
68
TYR
66
A
LEU
67
n
69
LEU
67
A
ASN
68
n
70
ASN
68
A
SER
69
n
71
SER
69
A
ASP
70
n
72
ASP
70
A
VAL
71
n
73
VAL
71
A
PHE
72
n
74
PHE
72
A
LYS
73
n
75
LYS
73
A
GLU
74
n
76
GLU
74
A
ALA
75
n
77
ALA
75
A
HIS
76
n
78
HIS
76
A
LYS
77
n
79
LYS
77
A
ASN
78
n
80
ASN
78
A
VAL
79
n
81
VAL
79
A
ARG
80
n
82
ARG
80
A
LEU
81
n
83
LEU
81
A
LYS
82
n
84
LYS
82
A
SER
83
n
85
SER
83
A
ASP
84
n
86
ASP
84
A
ASP
85
n
87
ASP
85
A
ASP
86
n
88
ASP
86
A
GLY
87
n
89
GLY
87
A
GLN
88
n
90
GLN
88
A
GLN
89
n
91
GLN
89
A
SER
90
n
92
SER
90
A
PRO
91
n
93
PRO
91
A
ILE
92
n
94
ILE
92
A
LEU
93
n
95
LEU
93
A
SER
94
n
96
SER
94
A
ASN
95
n
97
ASN
95
A
LYS
96
n
98
LYS
96
A
VAL
97
n
99
VAL
97
A
PHE
98
n
100
PHE
98
A
LYS
99
n
101
LYS
99
A
TYR
100
n
102
TYR
100
A
ASP
101
n
103
ASP
101
A
ILE
102
n
104
ILE
102
A
GLY
103
n
105
GLY
103
A
TYR
104
n
106
TYR
104
A
HIS
105
n
107
HIS
105
A
TYR
106
n
108
TYR
106
A
GLN
107
n
109
GLN
107
A
LYS
108
n
110
LYS
108
A
ALA
-1
n
1
ALA
-1
B
HIS
0
n
2
HIS
0
B
MET
1
n
3
MET
1
B
PHE
2
n
4
PHE
2
B
MET
3
n
5
MET
3
B
ALA
4
n
6
ALA
4
B
GLU
5
n
7
GLU
5
B
ASN
6
n
8
ASN
6
B
ARG
7
n
9
ARG
7
B
LEU
8
n
10
LEU
8
B
GLN
9
n
11
GLN
9
B
LEU
10
n
12
LEU
10
B
GLN
11
n
13
GLN
11
B
LYS
12
n
14
LYS
12
B
GLY
13
n
15
GLY
13
B
SER
14
n
16
SER
14
B
ALA
15
n
17
ALA
15
B
GLU
16
n
18
GLU
16
B
GLU
17
n
19
GLU
17
B
THR
18
n
20
THR
18
B
ILE
19
n
21
ILE
19
B
GLU
20
n
22
GLU
20
B
ARG
21
n
23
ARG
21
B
PHE
22
n
24
PHE
22
B
TYR
23
n
25
TYR
23
B
ASN
24
n
26
ASN
24
B
ARG
25
n
27
ARG
25
B
GLN
26
n
28
GLN
26
B
GLY
27
n
29
GLY
27
B
ILE
28
n
30
ILE
28
B
GLU
29
n
31
GLU
29
B
THR
30
n
32
THR
30
B
ILE
31
n
33
ILE
31
B
GLU
32
n
34
GLU
32
B
GLY
33
n
35
GLY
33
B
PHE
34
n
36
PHE
34
B
GLN
35
n
37
GLN
35
B
GLN
36
n
38
GLN
36
B
MET
37
n
39
MET
37
B
PHE
38
n
40
PHE
38
B
VAL
39
n
41
VAL
39
B
THR
40
n
42
THR
40
B
LYS
41
n
43
LYS
41
B
THR
42
n
44
THR
42
B
LEU
43
n
45
LEU
43
B
ASN
44
n
46
ASN
44
B
THR
45
n
47
THR
45
B
GLU
46
n
48
GLU
46
B
ASP
47
n
49
ASP
47
B
THR
48
n
50
THR
48
B
ASP
49
n
51
ASP
49
B
GLU
50
n
52
GLU
50
B
VAL
51
n
53
VAL
51
B
LYS
52
n
54
LYS
52
B
ILE
53
n
55
ILE
53
B
LEU
54
n
56
LEU
54
B
THR
55
n
57
THR
55
B
ILE
56
n
58
ILE
56
B
TRP
57
n
59
TRP
57
B
GLU
58
n
60
GLU
58
B
SER
59
n
61
SER
59
B
GLU
60
n
62
GLU
60
B
ASP
61
n
63
ASP
61
B
SER
62
n
64
SER
62
B
PHE
63
n
65
PHE
63
B
ASN
64
n
66
ASN
64
B
ASN
65
n
67
ASN
65
B
TYR
66
n
68
TYR
66
B
LEU
67
n
69
LEU
67
B
ASN
68
n
70
ASN
68
B
SER
69
n
71
SER
69
B
ASP
70
n
72
ASP
70
B
VAL
71
n
73
VAL
71
B
PHE
72
n
74
PHE
72
B
LYS
73
n
75
LYS
73
B
GLU
74
n
76
GLU
74
B
ALA
75
n
77
ALA
75
B
HIS
76
n
78
HIS
76
B
LYS
77
n
79
LYS
77
B
ASN
78
n
80
ASN
78
B
VAL
79
n
81
VAL
79
B
ARG
80
n
82
ARG
80
B
LEU
81
n
83
LEU
81
B
LYS
82
n
84
LYS
82
B
SER
83
n
85
SER
83
B
ASP
84
n
86
ASP
84
B
ASP
85
n
87
ASP
85
B
ASP
86
n
88
ASP
86
B
GLY
87
n
89
GLY
87
B
GLN
88
n
90
GLN
88
B
GLN
89
n
91
GLN
89
B
SER
90
n
92
SER
90
B
PRO
91
n
93
PRO
91
B
ILE
92
n
94
ILE
92
B
LEU
93
n
95
LEU
93
B
SER
94
n
96
SER
94
B
ASN
95
n
97
ASN
95
B
LYS
96
n
98
LYS
96
B
VAL
97
n
99
VAL
97
B
PHE
98
n
100
PHE
98
B
LYS
99
n
101
LYS
99
B
TYR
100
n
102
TYR
100
B
ASP
101
n
103
ASP
101
B
ILE
102
n
104
ILE
102
B
GLY
103
n
105
GLY
103
B
TYR
104
n
106
TYR
104
B
HIS
105
n
107
HIS
105
B
TYR
106
n
108
TYR
106
B
GLN
107
n
109
GLN
107
B
LYS
108
n
110
LYS
108
B
author_and_software_defined_assembly
PISA
2
dimeric
6010
-66
11340
A
HIS
76
A
NE2
HIS
78
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
NA
HEM
1_555
88.8
A
HIS
76
A
NE2
HIS
78
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
NB
HEM
1_555
89.4
A
HEM
201
C
NA
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
NB
HEM
1_555
89.4
A
HIS
76
A
NE2
HIS
78
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
NC
HEM
1_555
91.7
A
HEM
201
C
NA
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
NC
HEM
1_555
179.3
A
HEM
201
C
NB
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
NC
HEM
1_555
90.1
A
HIS
76
A
NE2
HIS
78
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
ND
HEM
1_555
90.4
A
HEM
201
C
NA
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
ND
HEM
1_555
91.0
A
HEM
201
C
NB
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
ND
HEM
1_555
179.6
A
HEM
201
C
NC
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
HEM
201
C
ND
HEM
1_555
89.6
A
HIS
76
A
NE2
HIS
78
1_555
A
HEM
201
C
FE
HEM
1_555
A
CYN
202
D
C
CYN
1_555
171.1
A
HEM
201
C
NA
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
CYN
202
D
C
CYN
1_555
100.1
A
HEM
201
C
NB
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
CYN
202
D
C
CYN
1_555
91.6
A
HEM
201
C
NC
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
CYN
202
D
C
CYN
1_555
79.4
A
HEM
201
C
ND
HEM
1_555
A
HEM
201
C
FE
HEM
1_555
A
CYN
202
D
C
CYN
1_555
88.5
B
HIS
76
B
NE2
HIS
78
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
NA
HEM
1_555
93.0
B
HIS
76
B
NE2
HIS
78
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
NB
HEM
1_555
89.1
B
HEM
201
E
NA
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
NB
HEM
1_555
89.3
B
HIS
76
B
NE2
HIS
78
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
NC
HEM
1_555
87.4
B
HEM
201
E
NA
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
NC
HEM
1_555
179.4
B
HEM
201
E
NB
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
NC
HEM
1_555
90.2
B
HIS
76
B
NE2
HIS
78
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
ND
HEM
1_555
91.6
B
HEM
201
E
NA
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
ND
HEM
1_555
90.9
B
HEM
201
E
NB
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
ND
HEM
1_555
179.2
B
HEM
201
E
NC
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
HEM
201
E
ND
HEM
1_555
89.5
B
HIS
76
B
NE2
HIS
78
1_555
B
HEM
201
E
FE
HEM
1_555
B
CYN
202
F
C
CYN
1_555
173.5
B
HEM
201
E
NA
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
CYN
202
F
C
CYN
1_555
86.4
B
HEM
201
E
NB
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
CYN
202
F
C
CYN
1_555
84.4
B
HEM
201
E
NC
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
CYN
202
F
C
CYN
1_555
93.1
B
HEM
201
E
ND
HEM
1_555
B
HEM
201
E
FE
HEM
1_555
B
CYN
202
F
C
CYN
1_555
94.9
B
HOH
456
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
457
I
O
HOH
1_555
127.0
B
HOH
456
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
458
I
O
HOH
1_555
118.7
B
HOH
457
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
458
I
O
HOH
1_555
100.6
B
HOH
456
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
460
I
O
HOH
1_555
110.3
B
HOH
457
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
460
I
O
HOH
1_555
92.5
B
HOH
458
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
460
I
O
HOH
1_555
102.6
B
HOH
456
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
461
I
O
HOH
1_555
73.6
B
HOH
457
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
461
I
O
HOH
1_555
83.8
B
HOH
458
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
461
I
O
HOH
1_555
76.3
B
HOH
460
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
461
I
O
HOH
1_555
175.8
B
HOH
456
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
462
I
O
HOH
1_555
60.8
B
HOH
457
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
462
I
O
HOH
1_555
72.2
B
HOH
458
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
462
I
O
HOH
1_555
165.3
B
HOH
460
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
462
I
O
HOH
1_555
90.7
B
HOH
461
I
O
HOH
1_555
B
MG
203
G
MG
MG
1_555
B
HOH
462
I
O
HOH
1_555
90.0
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
N
LEU
8
A
N
LEU
10
A
O
VAL
51
A
O
VAL
53
A
O
ILE
56
A
O
ILE
58
A
N
GLN
36
A
N
GLN
38
A
N
VAL
39
A
N
VAL
41
B
O
TYR
104
B
O
TYR
106
B
O
PHE
98
B
O
PHE
100
B
N
GLU
5
B
N
GLU
7
B
N
LEU
8
B
N
LEU
10
B
O
VAL
51
B
O
VAL
53
B
O
ILE
56
B
O
ILE
58
B
N
GLN
36
B
N
GLN
38
B
O
LYS
41
B
O
LYS
43
A
N
ASP
101
A
N
ASP
103
A
O
LYS
96
A
O
LYS
98
A
N
ARG
7
A
N
ARG
9
1
B
GLN
35
-123.93
-50.19
1
B
ASP
47
-110.57
-120.55
18.886
-0.08
0.00
0.00
0.06
0.00
0.02
0.943
0.924
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.23842
0.19727
0.19937
0.19937
1.80
25.267
1288
24090
24090
5.1
96.40
2.719
0.087
RANDOM
1
THROUGHOUT
MOLECULAR REPLACEMENT
0.145
0.137
0.80
0.80
1.40
PDB ENTRY 3LGN
MAXIMUM LIKELIHOOD
MASK
1.80
25.267
338
2259
91
0
1830
0.012
0.023
2041
1.187
1.996
2778
5.962
5.000
236
36.905
25.424
118
12.139
15.000
367
11.165
15.000
11
0.076
0.200
271
0.004
0.020
1609
0.667
1.500
1129
1.258
2.000
1828
1.753
3.000
912
2.813
4.500
943
0.353
0.243
1.847
72
1262
1262
20
70.88
1.8
50.00
4FNI
25378
25378
0.095
1
15.475
9.9
99.9
refinement
REFMAC
5.5.0109
data reduction
MOSFLM
data scaling
SCALA
Crystal structure of IsdI-W66Y in complex with heme and cyanide
1
N
N
1
N
N
2
N
N
3
N
N
2
N
N
3
N
N
4
N
N
5
N
N
5
N
N
A
SER
14
A
SER
16
HELX_P
A
ARG
21
A
ARG
23
1
1
8
A
GLY
27
A
GLY
29
HELX_P
A
ILE
31
A
ILE
33
5
2
5
A
SER
59
A
SER
61
HELX_P
A
ASN
68
A
ASN
70
1
3
10
A
SER
69
A
SER
71
HELX_P
A
HIS
76
A
HIS
78
1
4
8
B
SER
14
B
SER
16
HELX_P
B
GLU
20
B
GLU
22
1
5
7
B
ARG
21
B
ARG
23
HELX_P
B
TYR
23
B
TYR
25
5
6
3
B
GLY
27
B
GLY
29
HELX_P
B
ILE
31
B
ILE
33
5
7
5
B
SER
59
B
SER
61
HELX_P
B
ASN
68
B
ASN
70
1
8
10
B
SER
69
B
SER
71
HELX_P
B
LYS
77
B
LYS
79
1
9
9
metalc
2.048
A
HIS
76
A
NE2
HIS
78
1_555
A
HEM
201
C
FE
HEM
1_555
metalc
1.772
A
HEM
201
C
FE
HEM
1_555
A
CYN
202
D
C
CYN
1_555
metalc
2.001
B
HIS
76
B
NE2
HIS
78
1_555
B
HEM
201
E
FE
HEM
1_555
metalc
1.898
B
HEM
201
E
FE
HEM
1_555
B
CYN
202
F
C
CYN
1_555
metalc
2.603
B
MG
203
G
MG
MG
1_555
B
HOH
456
I
O
HOH
1_555
metalc
2.117
B
MG
203
G
MG
MG
1_555
B
HOH
457
I
O
HOH
1_555
metalc
1.959
B
MG
203
G
MG
MG
1_555
B
HOH
458
I
O
HOH
1_555
metalc
1.886
B
MG
203
G
MG
MG
1_555
B
HOH
460
I
O
HOH
1_555
metalc
2.376
B
MG
203
G
MG
MG
1_555
B
HOH
461
I
O
HOH
1_555
metalc
2.439
B
MG
203
G
MG
MG
1_555
B
HOH
462
I
O
HOH
1_555
OXIDOREDUCTASE
Dimeric alpha+beta barrel, OXIDOREDUCTASE
ISDI_STAAN
UNP
1
1
Q7A827
MFMAENRLQLQKGSAEETIERFYNRQGIETIEGFQQMFVTKTLNTEDTDEVKILTIWESEDSFNNWLNSDVFKEAHKNVR
LKSDDDGQQSPILSNKVFKYDIGYHYQK
1
108
4FNI
1
108
Q7A827
A
1
3
110
1
108
4FNI
1
108
Q7A827
B
1
3
110
1
expression tag
ALA
-1
4FNI
A
Q7A827
UNP
1
1
expression tag
HIS
0
4FNI
A
Q7A827
UNP
2
1
TRP
engineered mutation
TYR
66
4FNI
A
Q7A827
UNP
66
68
2
expression tag
ALA
-1
4FNI
B
Q7A827
UNP
1
2
expression tag
HIS
0
4FNI
B
Q7A827
UNP
2
2
TRP
engineered mutation
TYR
66
4FNI
B
Q7A827
UNP
66
68
9
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
PHE
2
A
PHE
4
A
GLN
11
A
GLN
13
A
THR
48
A
THR
50
A
TRP
57
A
TRP
59
A
PHE
34
A
PHE
36
A
THR
42
A
THR
44
B
ILE
92
B
ILE
94
B
GLN
107
B
GLN
109
B
PHE
2
B
PHE
4
B
LEU
10
B
LEU
12
B
ASP
49
B
ASP
51
B
TRP
57
B
TRP
59
B
PHE
34
B
PHE
36
B
THR
42
B
THR
44
A
ILE
92
A
ILE
94
A
GLN
107
A
GLN
109
A
PHE
2
A
PHE
4
A
GLN
11
A
GLN
13
BINDING SITE FOR RESIDUE HEM A 201
A
HEM
201
Software
20
BINDING SITE FOR RESIDUE CYN A 202
A
CYN
202
Software
4
BINDING SITE FOR RESIDUE HEM B 201
B
HEM
201
Software
18
BINDING SITE FOR RESIDUE CYN B 202
B
CYN
202
Software
3
BINDING SITE FOR RESIDUE MG B 203
B
MG
203
Software
6
A
ASN
6
A
ASN
8
20
1_555
A
LEU
8
A
LEU
10
20
1_555
A
ARG
21
A
ARG
23
20
1_555
A
PHE
22
A
PHE
24
20
1_555
A
ARG
25
A
ARG
27
20
1_555
A
GLN
26
A
GLN
28
20
1_555
A
GLY
27
A
GLY
29
20
1_555
A
ILE
28
A
ILE
30
20
1_555
A
PHE
63
A
PHE
65
20
1_555
A
TYR
66
A
TYR
68
20
1_555
A
PHE
72
A
PHE
74
20
1_555
A
HIS
76
A
HIS
78
20
1_555
A
VAL
79
A
VAL
81
20
1_555
A
ILE
92
A
ILE
94
20
1_555
A
ASN
95
A
ASN
97
20
1_555
A
CYN
202
D
CYN
20
1_555
A
HOH
313
H
HOH
20
1_555
A
HOH
315
H
HOH
20
1_555
A
HOH
321
H
HOH
20
1_555
A
HOH
460
H
HOH
20
1_555
A
ASN
6
A
ASN
8
4
1_555
A
ILE
53
A
ILE
55
4
1_555
A
HEM
201
C
HEM
4
1_555
A
HOH
460
H
HOH
4
1_555
B
ASN
6
B
ASN
8
18
1_555
B
ARG
21
B
ARG
23
18
1_555
B
PHE
22
B
PHE
24
18
1_555
B
ARG
25
B
ARG
27
18
1_555
B
GLN
26
B
GLN
28
18
1_555
B
GLY
27
B
GLY
29
18
1_555
B
ILE
28
B
ILE
30
18
1_555
B
PHE
63
B
PHE
65
18
1_555
B
TYR
66
B
TYR
68
18
1_555
B
ALA
75
B
ALA
77
18
1_555
B
HIS
76
B
HIS
78
18
1_555
B
VAL
79
B
VAL
81
18
1_555
B
ASN
95
B
ASN
97
18
1_555
B
CYN
202
F
CYN
18
1_555
B
HOH
321
I
HOH
18
1_555
B
HOH
342
I
HOH
18
1_555
B
HOH
380
I
HOH
18
1_555
B
HOH
438
I
HOH
18
1_555
B
ASN
6
B
ASN
8
3
1_555
B
ILE
53
B
ILE
55
3
1_555
B
HEM
201
E
HEM
3
1_555
B
HOH
456
I
HOH
6
1_555
B
HOH
457
I
HOH
6
1_555
B
HOH
458
I
HOH
6
1_555
B
HOH
460
I
HOH
6
1_555
B
HOH
461
I
HOH
6
1_555
B
HOH
462
I
HOH
6
1_555
19
P 21 21 21