0.020002
0.000000
0.000000
0.000000
0.012482
0.000000
0.000000
0.000000
0.011635
0.000000
0.000000
0.000000
Zhang, W.
Phillips Jr., G.N.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
49.994
80.117
85.944
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
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
N
N
314
S
C
N
315
N
C
N
316
N
O
N
317
N
C
Y
318
N
C
Y
319
N
C
Y
320
N
C
Y
321
N
C
Y
322
N
C
Y
323
N
C
N
324
N
O
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
H
N
336
N
N
N
337
S
C
N
338
N
C
N
339
N
O
N
340
N
C
N
341
N
C
N
342
N
C
N
343
N
O
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
H
N
351
N
H
N
352
N
H
N
353
N
N
N
354
S
C
N
355
N
C
N
356
N
O
N
357
N
C
N
358
N
O
N
359
N
O
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
R
C
N
372
N
O
N
373
N
C
N
374
N
O
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
N
N
385
S
C
N
386
N
C
N
387
N
O
N
388
N
C
Y
389
N
C
Y
390
N
C
Y
391
N
C
Y
392
N
N
Y
393
N
C
Y
394
N
C
Y
395
N
C
Y
396
N
C
Y
397
N
C
N
398
N
O
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
H
N
407
N
H
N
408
N
H
N
409
N
H
N
410
N
H
N
411
N
N
N
412
S
C
N
413
N
C
N
414
N
O
N
415
N
C
Y
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
Y
420
N
C
Y
421
N
C
N
422
N
O
N
423
N
O
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
H
N
434
N
H
N
435
N
N
N
436
S
C
N
437
N
C
N
438
N
O
N
439
N
C
N
440
N
C
N
441
N
C
N
442
N
O
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
H
N
450
N
H
N
451
N
H
N
452
N
H
N
453
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
UK
Structure
STRUE6
2005
0969-2126
11
1097
1110
10.1016/S0969-2126(03)00169-2
12962628
Structure of the oxygen sensor in Bacillus subtilis: signal transduction of chemotaxis by control of symmetry.
2003
10.2210/pdb1or4/pdb
pdb_00001or4
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
100
1
1
CCD
2002-04-05
ADSC QUANTUM 4
Si 111 CHANNEL
MAD
M
x-ray
1
Si 111 CHANNEL
SINGLE WAVELENGTH
M
x-ray
1
1
1.0
14-BM-C
APS
1
SYNCHROTRON
APS BEAMLINE 14-BM-C
20841.094
Heme-based aerotactic transducer hemAT
2
man
polymer
26.017
CYANIDE ION
2
syn
non-polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
2
syn
non-polymer
18.015
water
204
nat
water
no
no
MLFKKDRKQETAYFSDSNGQQKNRIQLTNKHADVKKQLKMVRLGDAELYVLEQLQPLIQENIVNIVDAFYKNLDHESSLM
DIINDHSSVDRLKQTLKRHIQEMFAGVIDDEFIEKRNRIASIHLRIGLLPKWYMGAFQELLLSMIDIYEASITNQQELLK
AIKATTKILNLEQQLVLE
MLFKKDRKQETAYFSDSNGQQKNRIQLTNKHADVKKQLKMVRLGDAELYVLEQLQPLIQENIVNIVDAFYKNLDHESSLM
DIINDHSSVDRLKQTLKRHIQEMFAGVIDDEFIEKRNRIASIHLRIGLLPKWYMGAFQELLLSMIDIYEASITNQQELLK
AIKATTKILNLEQQLVLE
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Bacillus
Escherichia
Escherichia coli
sample
yhfV
1423
Bacillus subtilis
469008
Escherichia coli BL21(DE3)
BL21DE3
PLASMID
pET29
1
1.92
35.9
VAPOR DIFFUSION, HANGING DROP
7.0
sodium citrate, KH2PO4, n-Octyl-D-glucoside, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
298
chem_comp_atom
chem_comp_bond
database_2
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2003-09-23
1
1
2008-04-29
1
2
2011-07-13
1
3
2024-02-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_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_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
2003-03-11
REL
REL
CYN
CYANIDE ION
HEM
PROTOPORPHYRIN IX CONTAINING FE
HOH
water
CYN
181
2
CYN
CYN
181
A
HEM
180
3
HEM
HEM
180
A
CYN
181
2
CYN
CYN
181
B
HEM
180
3
HEM
HEM
180
B
HOH
1
4
HOH
HOH
182
A
HOH
5
4
HOH
HOH
183
A
HOH
7
4
HOH
HOH
184
A
HOH
8
4
HOH
HOH
185
A
HOH
9
4
HOH
HOH
186
A
HOH
10
4
HOH
HOH
187
A
HOH
11
4
HOH
HOH
188
A
HOH
12
4
HOH
HOH
189
A
HOH
13
4
HOH
HOH
190
A
HOH
14
4
HOH
HOH
191
A
HOH
18
4
HOH
HOH
192
A
HOH
22
4
HOH
HOH
193
A
HOH
24
4
HOH
HOH
194
A
HOH
25
4
HOH
HOH
195
A
HOH
27
4
HOH
HOH
196
A
HOH
29
4
HOH
HOH
197
A
HOH
30
4
HOH
HOH
198
A
HOH
31
4
HOH
HOH
199
A
HOH
32
4
HOH
HOH
200
A
HOH
33
4
HOH
HOH
201
A
HOH
39
4
HOH
HOH
202
A
HOH
40
4
HOH
HOH
203
A
HOH
41
4
HOH
HOH
204
A
HOH
45
4
HOH
HOH
205
A
HOH
47
4
HOH
HOH
206
A
HOH
48
4
HOH
HOH
207
A
HOH
50
4
HOH
HOH
208
A
HOH
51
4
HOH
HOH
209
A
HOH
53
4
HOH
HOH
210
A
HOH
55
4
HOH
HOH
211
A
HOH
57
4
HOH
HOH
212
A
HOH
59
4
HOH
HOH
213
A
HOH
60
4
HOH
HOH
214
A
HOH
62
4
HOH
HOH
215
A
HOH
63
4
HOH
HOH
216
A
HOH
64
4
HOH
HOH
217
A
HOH
65
4
HOH
HOH
218
A
HOH
66
4
HOH
HOH
219
A
HOH
69
4
HOH
HOH
220
A
HOH
71
4
HOH
HOH
221
A
HOH
72
4
HOH
HOH
222
A
HOH
73
4
HOH
HOH
223
A
HOH
74
4
HOH
HOH
224
A
HOH
77
4
HOH
HOH
225
A
HOH
81
4
HOH
HOH
226
A
HOH
82
4
HOH
HOH
227
A
HOH
86
4
HOH
HOH
228
A
HOH
89
4
HOH
HOH
229
A
HOH
90
4
HOH
HOH
230
A
HOH
91
4
HOH
HOH
231
A
HOH
92
4
HOH
HOH
232
A
HOH
101
4
HOH
HOH
233
A
HOH
103
4
HOH
HOH
234
A
HOH
104
4
HOH
HOH
235
A
HOH
105
4
HOH
HOH
236
A
HOH
107
4
HOH
HOH
237
A
HOH
109
4
HOH
HOH
238
A
HOH
110
4
HOH
HOH
239
A
HOH
111
4
HOH
HOH
240
A
HOH
113
4
HOH
HOH
241
A
HOH
115
4
HOH
HOH
242
A
HOH
117
4
HOH
HOH
243
A
HOH
120
4
HOH
HOH
244
A
HOH
121
4
HOH
HOH
245
A
HOH
124
4
HOH
HOH
246
A
HOH
131
4
HOH
HOH
247
A
HOH
133
4
HOH
HOH
248
A
HOH
135
4
HOH
HOH
249
A
HOH
136
4
HOH
HOH
250
A
HOH
138
4
HOH
HOH
251
A
HOH
139
4
HOH
HOH
252
A
HOH
141
4
HOH
HOH
253
A
HOH
142
4
HOH
HOH
254
A
HOH
143
4
HOH
HOH
255
A
HOH
145
4
HOH
HOH
256
A
HOH
146
4
HOH
HOH
257
A
HOH
148
4
HOH
HOH
258
A
HOH
149
4
HOH
HOH
259
A
HOH
151
4
HOH
HOH
260
A
HOH
152
4
HOH
HOH
261
A
HOH
153
4
HOH
HOH
262
A
HOH
154
4
HOH
HOH
263
A
HOH
158
4
HOH
HOH
264
A
HOH
160
4
HOH
HOH
265
A
HOH
163
4
HOH
HOH
266
A
HOH
169
4
HOH
HOH
267
A
HOH
170
4
HOH
HOH
268
A
HOH
171
4
HOH
HOH
269
A
HOH
172
4
HOH
HOH
270
A
HOH
173
4
HOH
HOH
271
A
HOH
175
4
HOH
HOH
272
A
HOH
176
4
HOH
HOH
273
A
HOH
177
4
HOH
HOH
274
A
HOH
180
4
HOH
HOH
275
A
HOH
183
4
HOH
HOH
276
A
HOH
184
4
HOH
HOH
277
A
HOH
185
4
HOH
HOH
278
A
HOH
188
4
HOH
HOH
279
A
HOH
189
4
HOH
HOH
280
A
HOH
190
4
HOH
HOH
281
A
HOH
194
4
HOH
HOH
282
A
HOH
196
4
HOH
HOH
283
A
HOH
197
4
HOH
HOH
284
A
HOH
199
4
HOH
HOH
285
A
HOH
2
4
HOH
HOH
182
B
HOH
3
4
HOH
HOH
183
B
HOH
4
4
HOH
HOH
184
B
HOH
6
4
HOH
HOH
185
B
HOH
15
4
HOH
HOH
186
B
HOH
16
4
HOH
HOH
187
B
HOH
17
4
HOH
HOH
188
B
HOH
19
4
HOH
HOH
189
B
HOH
20
4
HOH
HOH
190
B
HOH
21
4
HOH
HOH
191
B
HOH
23
4
HOH
HOH
192
B
HOH
26
4
HOH
HOH
193
B
HOH
28
4
HOH
HOH
194
B
HOH
34
4
HOH
HOH
195
B
HOH
35
4
HOH
HOH
196
B
HOH
36
4
HOH
HOH
197
B
HOH
37
4
HOH
HOH
198
B
HOH
38
4
HOH
HOH
199
B
HOH
42
4
HOH
HOH
200
B
HOH
43
4
HOH
HOH
201
B
HOH
44
4
HOH
HOH
202
B
HOH
46
4
HOH
HOH
203
B
HOH
49
4
HOH
HOH
204
B
HOH
52
4
HOH
HOH
205
B
HOH
54
4
HOH
HOH
206
B
HOH
56
4
HOH
HOH
207
B
HOH
58
4
HOH
HOH
208
B
HOH
61
4
HOH
HOH
209
B
HOH
67
4
HOH
HOH
210
B
HOH
68
4
HOH
HOH
211
B
HOH
70
4
HOH
HOH
212
B
HOH
75
4
HOH
HOH
213
B
HOH
76
4
HOH
HOH
214
B
HOH
78
4
HOH
HOH
215
B
HOH
79
4
HOH
HOH
216
B
HOH
80
4
HOH
HOH
217
B
HOH
83
4
HOH
HOH
218
B
HOH
84
4
HOH
HOH
219
B
HOH
85
4
HOH
HOH
220
B
HOH
87
4
HOH
HOH
221
B
HOH
88
4
HOH
HOH
222
B
HOH
93
4
HOH
HOH
223
B
HOH
94
4
HOH
HOH
224
B
HOH
95
4
HOH
HOH
225
B
HOH
96
4
HOH
HOH
226
B
HOH
97
4
HOH
HOH
227
B
HOH
98
4
HOH
HOH
228
B
HOH
99
4
HOH
HOH
229
B
HOH
100
4
HOH
HOH
230
B
HOH
102
4
HOH
HOH
231
B
HOH
106
4
HOH
HOH
232
B
HOH
108
4
HOH
HOH
233
B
HOH
112
4
HOH
HOH
234
B
HOH
114
4
HOH
HOH
235
B
HOH
116
4
HOH
HOH
236
B
HOH
118
4
HOH
HOH
237
B
HOH
119
4
HOH
HOH
238
B
HOH
122
4
HOH
HOH
239
B
HOH
123
4
HOH
HOH
240
B
HOH
125
4
HOH
HOH
241
B
HOH
126
4
HOH
HOH
242
B
HOH
127
4
HOH
HOH
243
B
HOH
128
4
HOH
HOH
244
B
HOH
129
4
HOH
HOH
245
B
HOH
130
4
HOH
HOH
246
B
HOH
132
4
HOH
HOH
247
B
HOH
134
4
HOH
HOH
248
B
HOH
137
4
HOH
HOH
249
B
HOH
140
4
HOH
HOH
250
B
HOH
144
4
HOH
HOH
251
B
HOH
147
4
HOH
HOH
252
B
HOH
150
4
HOH
HOH
253
B
HOH
155
4
HOH
HOH
254
B
HOH
156
4
HOH
HOH
255
B
HOH
157
4
HOH
HOH
256
B
HOH
159
4
HOH
HOH
257
B
HOH
161
4
HOH
HOH
258
B
HOH
162
4
HOH
HOH
259
B
HOH
164
4
HOH
HOH
260
B
HOH
165
4
HOH
HOH
261
B
HOH
166
4
HOH
HOH
262
B
HOH
167
4
HOH
HOH
263
B
HOH
168
4
HOH
HOH
264
B
HOH
174
4
HOH
HOH
265
B
HOH
178
4
HOH
HOH
266
B
HOH
179
4
HOH
HOH
267
B
HOH
181
4
HOH
HOH
268
B
HOH
182
4
HOH
HOH
269
B
HOH
186
4
HOH
HOH
270
B
HOH
187
4
HOH
HOH
271
B
HOH
191
4
HOH
HOH
272
B
HOH
192
4
HOH
HOH
273
B
HOH
193
4
HOH
HOH
274
B
HOH
195
4
HOH
HOH
275
B
HOH
198
4
HOH
HOH
276
B
HOH
200
4
HOH
HOH
277
B
HOH
201
4
HOH
HOH
278
B
HOH
202
4
HOH
HOH
279
B
HOH
203
4
HOH
HOH
280
B
HOH
204
4
HOH
HOH
281
B
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
n
8
8
A
n
9
9
A
ALA
10
n
10
GLU
10
A
THR
11
n
11
THR
11
A
ALA
12
n
12
ALA
12
A
TYR
13
n
13
TYR
13
A
PHE
14
n
14
PHE
14
A
SER
15
n
15
SER
15
A
ASP
16
n
16
ASP
16
A
SER
17
n
17
SER
17
A
ASN
18
n
18
ASN
18
A
GLY
19
n
19
GLY
19
A
GLN
20
n
20
GLN
20
A
GLN
21
n
21
GLN
21
A
ALA
22
n
22
LYS
22
A
ASN
23
n
23
ASN
23
A
ARG
24
n
24
ARG
24
A
ILE
25
n
25
ILE
25
A
GLN
26
n
26
GLN
26
A
LEU
27
n
27
LEU
27
A
THR
28
n
28
THR
28
A
ASN
29
n
29
ASN
29
A
ALA
30
n
30
LYS
30
A
HIS
31
n
31
HIS
31
A
ALA
32
n
32
ALA
32
A
ASP
33
n
33
ASP
33
A
VAL
34
n
34
VAL
34
A
LYS
35
n
35
LYS
35
A
LYS
36
n
36
LYS
36
A
GLN
37
n
37
GLN
37
A
LEU
38
n
38
LEU
38
A
LYS
39
n
39
LYS
39
A
MET
40
n
40
MET
40
A
VAL
41
n
41
VAL
41
A
ARG
42
n
42
ARG
42
A
LEU
43
n
43
LEU
43
A
GLY
44
n
44
GLY
44
A
ASP
45
n
45
ASP
45
A
ALA
46
n
46
ALA
46
A
GLU
47
n
47
GLU
47
A
LEU
48
n
48
LEU
48
A
TYR
49
n
49
TYR
49
A
VAL
50
n
50
VAL
50
A
LEU
51
n
51
LEU
51
A
GLU
52
n
52
GLU
52
A
GLN
53
n
53
GLN
53
A
LEU
54
n
54
LEU
54
A
GLN
55
n
55
GLN
55
A
PRO
56
n
56
PRO
56
A
LEU
57
n
57
LEU
57
A
ILE
58
n
58
ILE
58
A
GLN
59
n
59
GLN
59
A
GLU
60
n
60
GLU
60
A
ASN
61
n
61
ASN
61
A
ILE
62
n
62
ILE
62
A
VAL
63
n
63
VAL
63
A
ASN
64
n
64
ASN
64
A
ILE
65
n
65
ILE
65
A
VAL
66
n
66
VAL
66
A
ASP
67
n
67
ASP
67
A
ALA
68
n
68
ALA
68
A
PHE
69
n
69
PHE
69
A
TYR
70
n
70
TYR
70
A
LYS
71
n
71
LYS
71
A
ASN
72
n
72
ASN
72
A
LEU
73
n
73
LEU
73
A
ASP
74
n
74
ASP
74
A
HIS
75
n
75
HIS
75
A
GLU
76
n
76
GLU
76
A
SER
77
n
77
SER
77
A
SER
78
n
78
SER
78
A
LEU
79
n
79
LEU
79
A
MET
80
n
80
MET
80
A
ASP
81
n
81
ASP
81
A
ILE
82
n
82
ILE
82
A
ILE
83
n
83
ILE
83
A
ASN
84
n
84
ASN
84
A
ASP
85
n
85
ASP
85
A
HIS
86
n
86
HIS
86
A
SER
87
n
87
SER
87
A
SER
88
n
88
SER
88
A
VAL
89
n
89
VAL
89
A
ASP
90
n
90
ASP
90
A
ARG
91
n
91
ARG
91
A
LEU
92
n
92
LEU
92
A
LYS
93
n
93
LYS
93
A
GLN
94
n
94
GLN
94
A
THR
95
n
95
THR
95
A
LEU
96
n
96
LEU
96
A
LYS
97
n
97
LYS
97
A
ARG
98
n
98
ARG
98
A
HIS
99
n
99
HIS
99
A
ILE
100
n
100
ILE
100
A
GLN
101
n
101
GLN
101
A
GLU
102
n
102
GLU
102
A
MET
103
n
103
MET
103
A
PHE
104
n
104
PHE
104
A
ALA
105
n
105
ALA
105
A
GLY
106
n
106
GLY
106
A
VAL
107
n
107
VAL
107
A
ILE
108
n
108
ILE
108
A
ASP
109
n
109
ASP
109
A
ASP
110
n
110
ASP
110
A
GLU
111
n
111
GLU
111
A
PHE
112
n
112
PHE
112
A
ILE
113
n
113
ILE
113
A
GLU
114
n
114
GLU
114
A
LYS
115
n
115
LYS
115
A
ARG
116
n
116
ARG
116
A
ASN
117
n
117
ASN
117
A
ARG
118
n
118
ARG
118
A
ILE
119
n
119
ILE
119
A
ALA
120
n
120
ALA
120
A
SER
121
n
121
SER
121
A
ILE
122
n
122
ILE
122
A
HIS
123
n
123
HIS
123
A
LEU
124
n
124
LEU
124
A
ARG
125
n
125
ARG
125
A
ILE
126
n
126
ILE
126
A
GLY
127
n
127
GLY
127
A
LEU
128
n
128
LEU
128
A
LEU
129
n
129
LEU
129
A
PRO
130
n
130
PRO
130
A
LYS
131
n
131
LYS
131
A
TRP
132
n
132
TRP
132
A
TYR
133
n
133
TYR
133
A
MET
134
n
134
MET
134
A
GLY
135
n
135
GLY
135
A
ALA
136
n
136
ALA
136
A
PHE
137
n
137
PHE
137
A
GLN
138
n
138
GLN
138
A
GLU
139
n
139
GLU
139
A
LEU
140
n
140
LEU
140
A
LEU
141
n
141
LEU
141
A
LEU
142
n
142
LEU
142
A
SER
143
n
143
SER
143
A
MET
144
n
144
MET
144
A
ILE
145
n
145
ILE
145
A
ASP
146
n
146
ASP
146
A
ILE
147
n
147
ILE
147
A
TYR
148
n
148
TYR
148
A
GLU
149
n
149
GLU
149
A
ALA
150
n
150
ALA
150
A
SER
151
n
151
SER
151
A
ILE
152
n
152
ILE
152
A
THR
153
n
153
THR
153
A
ASN
154
n
154
ASN
154
A
GLN
155
n
155
GLN
155
A
GLN
156
n
156
GLN
156
A
GLU
157
n
157
GLU
157
A
LEU
158
n
158
LEU
158
A
LEU
159
n
159
LEU
159
A
LYS
160
n
160
LYS
160
A
ALA
161
n
161
ALA
161
A
ILE
162
n
162
ILE
162
A
LYS
163
n
163
LYS
163
A
ALA
164
n
164
ALA
164
A
THR
165
n
165
THR
165
A
THR
166
n
166
THR
166
A
LYS
167
n
167
LYS
167
A
ILE
168
n
168
ILE
168
A
LEU
169
n
169
LEU
169
A
ASN
170
n
170
ASN
170
A
LEU
171
n
171
LEU
171
A
GLU
172
n
172
GLU
172
A
GLN
173
n
173
GLN
173
A
GLN
174
n
174
GLN
174
A
LEU
175
n
175
LEU
175
A
VAL
176
n
176
VAL
176
A
LEU
177
n
177
LEU
177
A
GLU
178
n
178
GLU
178
A
n
1
1
B
n
2
2
B
n
3
3
B
n
4
4
B
n
5
5
B
n
6
6
B
n
7
7
B
n
8
8
B
n
9
9
B
n
10
10
B
n
11
11
B
n
12
12
B
n
13
13
B
n
14
14
B
n
15
15
B
n
16
16
B
n
17
17
B
n
18
18
B
n
19
19
B
n
20
20
B
GLN
21
n
21
GLN
21
B
LYS
22
n
22
LYS
22
B
ASN
23
n
23
ASN
23
B
ARG
24
n
24
ARG
24
B
ILE
25
n
25
ILE
25
B
GLN
26
n
26
GLN
26
B
LEU
27
n
27
LEU
27
B
THR
28
n
28
THR
28
B
ASN
29
n
29
ASN
29
B
ALA
30
n
30
LYS
30
B
HIS
31
n
31
HIS
31
B
ALA
32
n
32
ALA
32
B
ASP
33
n
33
ASP
33
B
VAL
34
n
34
VAL
34
B
LYS
35
n
35
LYS
35
B
LYS
36
n
36
LYS
36
B
GLN
37
n
37
GLN
37
B
LEU
38
n
38
LEU
38
B
LYS
39
n
39
LYS
39
B
MET
40
n
40
MET
40
B
VAL
41
n
41
VAL
41
B
ARG
42
n
42
ARG
42
B
LEU
43
n
43
LEU
43
B
GLY
44
n
44
GLY
44
B
ASP
45
n
45
ASP
45
B
ALA
46
n
46
ALA
46
B
GLU
47
n
47
GLU
47
B
LEU
48
n
48
LEU
48
B
TYR
49
n
49
TYR
49
B
VAL
50
n
50
VAL
50
B
LEU
51
n
51
LEU
51
B
GLU
52
n
52
GLU
52
B
GLN
53
n
53
GLN
53
B
LEU
54
n
54
LEU
54
B
GLN
55
n
55
GLN
55
B
PRO
56
n
56
PRO
56
B
LEU
57
n
57
LEU
57
B
ILE
58
n
58
ILE
58
B
GLN
59
n
59
GLN
59
B
GLU
60
n
60
GLU
60
B
ASN
61
n
61
ASN
61
B
ILE
62
n
62
ILE
62
B
VAL
63
n
63
VAL
63
B
ASN
64
n
64
ASN
64
B
ILE
65
n
65
ILE
65
B
VAL
66
n
66
VAL
66
B
ASP
67
n
67
ASP
67
B
ALA
68
n
68
ALA
68
B
PHE
69
n
69
PHE
69
B
TYR
70
n
70
TYR
70
B
LYS
71
n
71
LYS
71
B
ASN
72
n
72
ASN
72
B
LEU
73
n
73
LEU
73
B
ASP
74
n
74
ASP
74
B
ALA
75
n
75
HIS
75
B
GLU
76
n
76
GLU
76
B
SER
77
n
77
SER
77
B
SER
78
n
78
SER
78
B
LEU
79
n
79
LEU
79
B
MET
80
n
80
MET
80
B
ASP
81
n
81
ASP
81
B
ILE
82
n
82
ILE
82
B
ILE
83
n
83
ILE
83
B
ASN
84
n
84
ASN
84
B
ASP
85
n
85
ASP
85
B
HIS
86
n
86
HIS
86
B
SER
87
n
87
SER
87
B
SER
88
n
88
SER
88
B
VAL
89
n
89
VAL
89
B
ASP
90
n
90
ASP
90
B
ARG
91
n
91
ARG
91
B
LEU
92
n
92
LEU
92
B
LYS
93
n
93
LYS
93
B
GLN
94
n
94
GLN
94
B
THR
95
n
95
THR
95
B
LEU
96
n
96
LEU
96
B
LYS
97
n
97
LYS
97
B
ARG
98
n
98
ARG
98
B
HIS
99
n
99
HIS
99
B
ILE
100
n
100
ILE
100
B
GLN
101
n
101
GLN
101
B
GLU
102
n
102
GLU
102
B
MET
103
n
103
MET
103
B
PHE
104
n
104
PHE
104
B
ALA
105
n
105
ALA
105
B
GLY
106
n
106
GLY
106
B
VAL
107
n
107
VAL
107
B
ILE
108
n
108
ILE
108
B
ASP
109
n
109
ASP
109
B
ASP
110
n
110
ASP
110
B
GLU
111
n
111
GLU
111
B
PHE
112
n
112
PHE
112
B
ILE
113
n
113
ILE
113
B
GLU
114
n
114
GLU
114
B
LYS
115
n
115
LYS
115
B
ARG
116
n
116
ARG
116
B
ASN
117
n
117
ASN
117
B
ARG
118
n
118
ARG
118
B
ILE
119
n
119
ILE
119
B
ALA
120
n
120
ALA
120
B
SER
121
n
121
SER
121
B
ILE
122
n
122
ILE
122
B
HIS
123
n
123
HIS
123
B
LEU
124
n
124
LEU
124
B
ALA
125
n
125
ARG
125
B
ILE
126
n
126
ILE
126
B
GLY
127
n
127
GLY
127
B
LEU
128
n
128
LEU
128
B
LEU
129
n
129
LEU
129
B
PRO
130
n
130
PRO
130
B
LYS
131
n
131
LYS
131
B
TRP
132
n
132
TRP
132
B
TYR
133
n
133
TYR
133
B
MET
134
n
134
MET
134
B
GLY
135
n
135
GLY
135
B
ALA
136
n
136
ALA
136
B
PHE
137
n
137
PHE
137
B
GLN
138
n
138
GLN
138
B
GLU
139
n
139
GLU
139
B
LEU
140
n
140
LEU
140
B
LEU
141
n
141
LEU
141
B
LEU
142
n
142
LEU
142
B
SER
143
n
143
SER
143
B
MET
144
n
144
MET
144
B
ILE
145
n
145
ILE
145
B
ASP
146
n
146
ASP
146
B
ILE
147
n
147
ILE
147
B
TYR
148
n
148
TYR
148
B
GLU
149
n
149
GLU
149
B
ALA
150
n
150
ALA
150
B
SER
151
n
151
SER
151
B
ILE
152
n
152
ILE
152
B
THR
153
n
153
THR
153
B
ASN
154
n
154
ASN
154
B
GLN
155
n
155
GLN
155
B
GLN
156
n
156
GLN
156
B
GLU
157
n
157
GLU
157
B
LEU
158
n
158
LEU
158
B
LEU
159
n
159
LEU
159
B
LYS
160
n
160
LYS
160
B
ALA
161
n
161
ALA
161
B
ILE
162
n
162
ILE
162
B
LYS
163
n
163
LYS
163
B
ALA
164
n
164
ALA
164
B
THR
165
n
165
THR
165
B
THR
166
n
166
THR
166
B
LYS
167
n
167
LYS
167
B
ILE
168
n
168
ILE
168
B
LEU
169
n
169
LEU
169
B
ASN
170
n
170
ASN
170
B
LEU
171
n
171
LEU
171
B
GLU
172
n
172
GLU
172
B
GLN
173
n
173
GLN
173
B
GLN
174
n
174
GLN
174
B
LEU
175
n
175
LEU
175
B
VAL
176
n
176
VAL
176
B
LEU
177
n
177
LEU
177
B
GLU
178
n
178
GLU
178
B
0.1779
0.197
0.1779
0.2299
0.2578
1155
1379
4.3
4.3
26903
author_and_software_defined_assembly
PISA
2
dimeric
6410
-62
13880
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
NA
HEM
1_555
91.7
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
NB
HEM
1_555
94.5
A
HEM
180
D
NA
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
NB
HEM
1_555
90.0
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
NC
HEM
1_555
88.7
A
HEM
180
D
NA
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
NC
HEM
1_555
179.5
A
HEM
180
D
NB
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
NC
HEM
1_555
90.2
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
ND
HEM
1_555
91.8
A
HEM
180
D
NA
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
ND
HEM
1_555
89.9
A
HEM
180
D
NB
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
ND
HEM
1_555
173.7
A
HEM
180
D
NC
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
HEM
180
D
ND
HEM
1_555
89.8
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
C
CYN
1_555
175.0
A
HEM
180
D
NA
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
C
CYN
1_555
84.1
A
HEM
180
D
NB
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
C
CYN
1_555
88.3
A
HEM
180
D
NC
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
C
CYN
1_555
95.5
A
HEM
180
D
ND
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
C
CYN
1_555
85.4
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
177.8
A
HEM
180
D
NA
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
86.1
A
HEM
180
D
NB
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
85.8
A
HEM
180
D
NC
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
93.5
A
HEM
180
D
ND
HEM
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
87.9
A
CYN
181
C
C
CYN
1_555
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
3.2
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
NA
HEM
1_555
91.7
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
NB
HEM
1_555
96.2
B
HEM
180
F
NA
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
NB
HEM
1_555
89.9
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
NC
HEM
1_555
95.2
B
HEM
180
F
NA
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
NC
HEM
1_555
173.1
B
HEM
180
F
NB
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
NC
HEM
1_555
89.8
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
ND
HEM
1_555
90.9
B
HEM
180
F
NA
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
ND
HEM
1_555
89.7
B
HEM
180
F
NB
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
ND
HEM
1_555
173.0
B
HEM
180
F
NC
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
HEM
180
F
ND
HEM
1_555
89.7
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
C
CYN
1_555
169.5
B
HEM
180
F
NA
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
C
CYN
1_555
78.1
B
HEM
180
F
NB
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
C
CYN
1_555
86.5
B
HEM
180
F
NC
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
C
CYN
1_555
95.0
B
HEM
180
F
ND
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
C
CYN
1_555
86.5
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
176.7
B
HEM
180
F
NA
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
86.4
B
HEM
180
F
NB
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
86.5
B
HEM
180
F
NC
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
86.7
B
HEM
180
F
ND
HEM
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
86.5
B
CYN
181
E
C
CYN
1_555
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
8.3
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
GLN
26
A
N
GLN
26
A
O
ILE
108
A
O
ILE
108
B
N
GLN
26
B
N
GLN
26
B
O
ILE
108
B
O
ILE
108
1
A
CG
GLU
10
A
CG
GLU
10
1
Y
1
A
CD
GLU
10
A
CD
GLU
10
1
Y
1
A
OE1
GLU
10
A
OE1
GLU
10
1
Y
1
A
OE2
GLU
10
A
OE2
GLU
10
1
Y
1
A
CG
LYS
22
A
CG
LYS
22
1
Y
1
A
CD
LYS
22
A
CD
LYS
22
1
Y
1
A
CE
LYS
22
A
CE
LYS
22
1
Y
1
A
NZ
LYS
22
A
NZ
LYS
22
1
Y
1
A
CG
LYS
30
A
CG
LYS
30
1
Y
1
A
CD
LYS
30
A
CD
LYS
30
1
Y
1
A
CE
LYS
30
A
CE
LYS
30
1
Y
1
A
NZ
LYS
30
A
NZ
LYS
30
1
Y
1
B
CG
LYS
30
B
CG
LYS
30
1
Y
1
B
CD
LYS
30
B
CD
LYS
30
1
Y
1
B
CE
LYS
30
B
CE
LYS
30
1
Y
1
B
NZ
LYS
30
B
NZ
LYS
30
1
Y
1
B
CG
HIS
75
B
CG
HIS
75
1
Y
1
B
ND1
HIS
75
B
ND1
HIS
75
1
Y
1
B
CD2
HIS
75
B
CD2
HIS
75
1
Y
1
B
CE1
HIS
75
B
CE1
HIS
75
1
Y
1
B
NE2
HIS
75
B
NE2
HIS
75
1
Y
1
B
CG
ARG
125
B
CG
ARG
125
1
Y
1
B
CD
ARG
125
B
CD
ARG
125
1
Y
1
B
NE
ARG
125
B
NE
ARG
125
1
Y
1
B
CZ
ARG
125
B
CZ
ARG
125
1
Y
1
B
NH1
ARG
125
B
NH1
ARG
125
1
Y
1
B
NH2
ARG
125
B
NH2
ARG
125
1
Y
1
A
MET
1
A
MET
1
1
Y
1
A
LEU
2
A
LEU
2
1
Y
1
A
PHE
3
A
PHE
3
1
Y
1
A
LYS
4
A
LYS
4
1
Y
1
A
LYS
5
A
LYS
5
1
Y
1
A
ASP
6
A
ASP
6
1
Y
1
A
ARG
7
A
ARG
7
1
Y
1
A
LYS
8
A
LYS
8
1
Y
1
A
GLN
9
A
GLN
9
1
Y
1
B
MET
1
B
MET
1
1
Y
1
B
LEU
2
B
LEU
2
1
Y
1
B
PHE
3
B
PHE
3
1
Y
1
B
LYS
4
B
LYS
4
1
Y
1
B
LYS
5
B
LYS
5
1
Y
1
B
ASP
6
B
ASP
6
1
Y
1
B
ARG
7
B
ARG
7
1
Y
1
B
LYS
8
B
LYS
8
1
Y
1
B
GLN
9
B
GLN
9
1
Y
1
B
GLU
10
B
GLU
10
1
Y
1
B
THR
11
B
THR
11
1
Y
1
B
ALA
12
B
ALA
12
1
Y
1
B
TYR
13
B
TYR
13
1
Y
1
B
PHE
14
B
PHE
14
1
Y
1
B
SER
15
B
SER
15
1
Y
1
B
ASP
16
B
ASP
16
1
Y
1
B
SER
17
B
SER
17
1
Y
1
B
ASN
18
B
ASN
18
1
Y
1
B
GLY
19
B
GLY
19
1
Y
1
B
GLN
20
B
GLN
20
1
Y
1
3.63
0.60
121.00
124.63
A
A
A
CB
CG
CD1
TYR
TYR
TYR
133
133
133
N
1
A
SER
17
-32.99
88.52
1
A
HIS
31
-106.18
44.28
1
A
ASP
74
-96.44
55.18
1
A
SER
87
-173.42
-137.34
1
B
LYS
22
-119.93
-95.29
1
B
SER
87
-166.73
-138.06
ANISOTROPIC REFINEMENT APPLIED
TO HEME GROUP ONLY
0.2578
0.197
0.197
2.15
26.98
12286
1379
31839
31839
12870
4.3
100.0
RANDOM
1
FREE R
0.0
MAD
0.22
4
0.00
2901.50
2.15
26.98
204
2960
90
0
2666
0.007
0.025
0.005
0.0237
0.033
0.040
0.006
0.002
0.108
0.000
2.15
100
1OR4
31839
31839
0
0
1,2
96.0
2.15
2.23
83.7
model building
SHELX
refinement
SHELXL-97
data reduction
DENZO
data scaling
SCALEPACK
phasing
SOLVE
refinement
XTALVIEW
Crystal Structure of HemAT sensor domain from B.subtilis in the cyano-liganded form
1
N
N
1
N
N
2
N
N
3
N
N
2
N
N
3
N
N
4
N
N
4
N
N
A
SER
17
A
SER
17
HELX_P
A
LYS
22
A
LYS
22
5
1
6
A
THR
28
A
THR
28
HELX_P
A
LYS
30
A
LYS
30
5
2
3
A
HIS
31
A
HIS
31
HELX_P
A
VAL
41
A
VAL
41
1
3
11
A
GLY
44
A
GLY
44
HELX_P
A
ASP
74
A
ASP
74
1
4
31
A
GLU
76
A
GLU
76
HELX_P
A
SER
87
A
SER
87
1
5
12
A
SER
88
A
SER
88
HELX_P
A
MET
103
A
MET
103
1
6
16
A
ASP
110
A
ASP
110
HELX_P
A
ILE
126
A
ILE
126
1
7
17
A
LEU
129
A
LEU
129
HELX_P
A
ILE
152
A
ILE
152
1
8
24
A
ASN
154
A
ASN
154
HELX_P
A
LEU
177
A
LEU
177
1
9
24
B
THR
28
B
THR
28
HELX_P
B
LYS
30
B
LYS
30
5
10
3
B
HIS
31
B
HIS
31
HELX_P
B
ARG
42
B
ARG
42
1
11
12
B
GLY
44
B
GLY
44
HELX_P
B
ASN
61
B
ASN
61
1
12
18
B
ASN
61
B
ASN
61
HELX_P
B
ASP
74
B
ASP
74
1
13
14
B
GLU
76
B
GLU
76
HELX_P
B
SER
87
B
SER
87
1
14
12
B
SER
88
B
SER
88
HELX_P
B
PHE
104
B
PHE
104
1
15
17
B
ASP
110
B
ASP
110
HELX_P
B
GLY
127
B
GLY
127
1
16
18
B
LEU
129
B
LEU
129
HELX_P
B
ILE
152
B
ILE
152
1
17
24
B
ASN
154
B
ASN
154
HELX_P
B
GLU
178
B
GLU
178
1
18
25
metalc
2.013
A
HIS
123
A
NE2
HIS
123
1_555
A
HEM
180
D
FE
HEM
1_555
metalc
1.615
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
C
CYN
1_555
metalc
3.092
A
HEM
180
D
FE
HEM
1_555
A
CYN
181
C
N
CYN
1_555
metalc
2.004
B
HIS
123
B
NE2
HIS
123
1_555
B
HEM
180
F
FE
HEM
1_555
metalc
1.489
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
C
CYN
1_555
metalc
3.078
B
HEM
180
F
FE
HEM
1_555
B
CYN
181
E
N
CYN
1_555
SIGNALING PROTEIN
Globin fold, SIGNALING PROTEIN
A
LEU
177
A
LEU
177
1
A
GLU
178
A
GLU
178
-5.54
HEMAT_BACSU
UNP
1
1
O07621
MLFKKDRKQETAYFSDSNGQQKNRIQLTNKHADVKKQLKMVRLGDAELYVLEQLQPLIQENIVNIVDAFYKNLDHESSLM
DIINDHSSVDRLKQTLKRHIQEMFAGVIDDEFIEKRNRIASIHLRIGLLPKWYMGAFQELLLSMIDIYEASITNQQELLK
AIKATTKILNLEQQLVLE
1
178
1OR4
1
178
O07621
A
1
1
178
1
178
1OR4
1
178
O07621
B
1
1
178
2
2
parallel
parallel
A
ILE
25
A
ILE
25
A
GLN
26
A
GLN
26
A
ILE
108
A
ILE
108
A
ASP
109
A
ASP
109
B
ILE
25
B
ILE
25
B
GLN
26
B
GLN
26
B
ILE
108
B
ILE
108
B
ASP
109
B
ASP
109
BINDING SITE FOR RESIDUE CYN A 181
A
CYN
181
Software
4
BINDING SITE FOR RESIDUE CYN B 181
B
CYN
181
Software
4
BINDING SITE FOR RESIDUE HEM A 180
A
HEM
180
Software
12
BINDING SITE FOR RESIDUE HEM B 180
B
HEM
180
Software
17
A
TYR
70
A
TYR
70
4
1_555
A
LEU
92
A
LEU
92
4
1_555
A
HIS
123
A
HIS
123
4
1_555
A
HEM
180
D
HEM
4
1_555
B
TYR
70
B
TYR
70
4
1_555
B
HIS
123
B
HIS
123
4
1_555
B
HEM
180
F
HEM
4
1_555
B
HOH
182
H
HOH
4
1_555
A
PHE
69
A
PHE
69
12
1_555
A
LEU
79
A
LEU
79
12
1_555
A
ILE
82
A
ILE
82
12
1_555
A
HIS
86
A
HIS
86
12
1_555
A
HIS
99
A
HIS
99
12
1_555
A
ILE
119
A
ILE
119
12
1_555
A
HIS
123
A
HIS
123
12
1_555
A
ILE
126
A
ILE
126
12
1_555
A
LEU
128
A
LEU
128
12
1_555
A
PHE
137
A
PHE
137
12
1_555
A
CYN
181
C
CYN
12
1_555
A
HOH
265
G
HOH
12
1_555
A
SER
15
A
SER
15
17
1_455
A
SER
17
A
SER
17
17
1_455
A
GLN
20
A
GLN
20
17
1_455
B
LEU
73
B
LEU
73
17
1_555
B
LEU
79
B
LEU
79
17
1_555
B
ILE
83
B
ILE
83
17
1_555
B
SER
87
B
SER
87
17
1_555
B
LEU
92
B
LEU
92
17
1_555
B
LEU
96
B
LEU
96
17
1_555
B
HIS
99
B
HIS
99
17
1_555
B
ILE
119
B
ILE
119
17
1_555
B
HIS
123
B
HIS
123
17
1_555
B
ILE
126
B
ILE
126
17
1_555
B
LEU
128
B
LEU
128
17
1_555
B
PHE
137
B
PHE
137
17
1_555
B
LEU
140
B
LEU
140
17
1_555
B
CYN
181
E
CYN
17
1_555
19
P 21 21 21