0.007764
0.004483
0.000000
0.000000
0.008965
0.000000
0.000000
0.000000
0.016978
0.00000
0.00000
0.00000
Gong, W.
Hao, B.
Mansy, S.S.
Gonzalez, G.
Gilles-Gonzalez, M.A.
Chan, M.K.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
18
90.00
90.00
120.00
128.800
128.800
58.900
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
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
N
N
75
S
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
C
N
80
N
C
N
81
N
O
N
82
N
N
N
83
N
O
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
H
N
91
N
H
N
92
N
H
N
93
N
H
N
94
N
N
N
95
S
C
N
96
N
C
N
97
N
O
N
98
N
C
N
99
N
C
N
100
N
C
N
101
N
O
N
102
N
O
N
103
N
O
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
H
N
111
N
H
N
112
N
H
N
113
N
N
N
114
N
C
N
115
N
C
N
116
N
O
N
117
N
O
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
C
N
124
N
C
N
125
N
C
N
126
N
C
Y
127
N
C
Y
128
N
C
Y
129
N
C
Y
130
N
C
N
131
N
C
N
132
N
C
N
133
N
C
N
134
N
C
N
135
N
O
N
136
N
O
N
137
N
C
N
138
N
C
N
139
N
C
N
140
N
C
N
141
N
C
N
142
N
C
N
143
N
C
Y
144
N
C
Y
145
N
C
Y
146
N
C
Y
147
N
C
N
148
N
C
N
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
O
N
160
N
O
Y
161
N
N
N
162
N
N
Y
163
N
N
N
164
N
N
N
165
N
FE
N
166
N
H
N
167
N
H
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
N
N
199
S
C
N
200
N
C
N
201
N
O
N
202
N
C
Y
203
N
C
Y
204
N
N
Y
205
N
C
Y
206
N
C
Y
207
N
N
N
208
N
O
N
209
N
H
N
210
N
H
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
O
N
220
N
H
N
221
N
H
N
222
N
N
N
223
S
C
N
224
N
C
N
225
N
O
N
226
S
C
N
227
N
C
N
228
N
C
N
229
N
C
N
230
N
O
N
231
N
H
N
232
N
H
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
N
N
245
S
C
N
246
N
C
N
247
N
O
N
248
N
C
N
249
N
C
N
250
N
C
N
251
N
C
N
252
N
O
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
H
N
261
N
H
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
N
N
267
S
C
N
268
N
C
N
269
N
O
N
270
N
C
N
271
N
C
N
272
N
C
N
273
N
C
N
274
N
N
N
275
N
O
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
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
N
N
292
S
C
N
293
N
C
N
294
N
O
N
295
N
C
N
296
N
C
N
297
N
S
N
298
N
C
N
299
N
O
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
N
N
312
S
C
N
313
N
C
N
314
N
O
N
315
N
C
Y
316
N
C
Y
317
N
C
Y
318
N
C
Y
319
N
C
Y
320
N
C
Y
321
N
C
N
322
N
O
N
323
N
H
N
324
N
H
N
325
N
H
N
326
N
H
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
N
N
335
S
C
N
336
N
C
N
337
N
O
N
338
N
C
N
339
N
C
N
340
N
C
N
341
N
O
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
H
N
351
N
N
N
352
S
C
N
353
N
C
N
354
N
O
N
355
N
C
N
356
N
O
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
N
N
366
S
C
N
367
N
C
N
368
N
O
N
369
R
C
N
370
N
O
N
371
N
C
N
372
N
O
N
373
N
H
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
H
N
382
N
N
N
383
S
C
N
384
N
C
N
385
N
O
N
386
N
C
Y
387
N
C
Y
388
N
C
Y
389
N
C
Y
390
N
N
Y
391
N
C
Y
392
N
C
Y
393
N
C
Y
394
N
C
Y
395
N
C
N
396
N
O
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
N
H
N
406
N
H
N
407
N
H
N
408
N
H
N
409
N
N
N
410
S
C
N
411
N
C
N
412
N
O
N
413
N
C
Y
414
N
C
Y
415
N
C
Y
416
N
C
Y
417
N
C
Y
418
N
C
Y
419
N
C
N
420
N
O
N
421
N
O
N
422
N
H
N
423
N
H
N
424
N
H
N
425
N
H
N
426
N
H
N
427
N
H
N
428
N
H
N
429
N
H
N
430
N
H
N
431
N
H
N
432
N
H
N
433
N
N
N
434
S
C
N
435
N
C
N
436
N
O
N
437
N
C
N
438
N
C
N
439
N
C
N
440
N
O
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
H
N
450
N
H
N
451
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
doub
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
doub
N
85
N
sing
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
doub
N
96
N
sing
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
doub
N
104
N
sing
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
doub
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
doub
N
121
N
sing
N
122
N
sing
N
123
N
doub
N
124
N
sing
N
125
N
doub
N
126
N
sing
N
127
N
sing
Y
128
N
doub
Y
129
N
sing
Y
130
N
sing
N
131
N
sing
Y
132
N
doub
N
133
N
sing
Y
134
N
sing
N
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
doub
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
doub
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
doub
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
doub
N
157
N
sing
N
158
N
sing
N
159
N
sing
Y
160
N
sing
Y
161
N
sing
Y
162
N
doub
N
163
N
sing
Y
164
N
sing
N
165
N
sing
Y
166
N
sing
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
N
174
N
sing
N
175
N
doub
N
176
N
doub
N
177
N
sing
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
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
Y
209
N
sing
Y
210
N
doub
Y
211
N
doub
N
212
N
sing
Y
213
N
sing
N
214
N
sing
Y
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
doub
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
sing
N
248
N
doub
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
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
doub
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
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
doub
N
294
N
sing
N
295
N
sing
N
296
N
sing
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
doub
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
Y
317
N
doub
Y
318
N
sing
Y
319
N
sing
N
320
N
sing
Y
321
N
doub
N
322
N
sing
Y
323
N
doub
N
324
N
sing
Y
325
N
sing
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
doub
N
336
N
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
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
doub
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
doub
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
doub
N
382
N
sing
N
383
N
sing
N
384
N
sing
N
385
N
sing
Y
386
N
doub
Y
387
N
sing
Y
388
N
sing
N
389
N
sing
Y
390
N
doub
Y
391
N
sing
Y
392
N
sing
N
393
N
sing
Y
394
N
sing
Y
395
N
doub
N
396
N
sing
Y
397
N
doub
N
398
N
sing
Y
399
N
sing
N
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
doub
N
410
N
sing
N
411
N
sing
N
412
N
sing
N
413
N
sing
Y
414
N
doub
Y
415
N
sing
Y
416
N
sing
N
417
N
sing
Y
418
N
doub
N
419
N
sing
Y
420
N
doub
N
421
N
sing
Y
422
N
sing
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
sing
N
433
N
doub
N
434
N
sing
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
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
95
15177
15182
10.1073/pnas.95.26.15177
9860942
Structure of a biological oxygen sensor: a new mechanism for heme-driven signal transduction.
1998
10.2210/pdb1drm/pdb
pdb_00001drm
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
100
1
100
1
100
1
CCD
SINGLE WAVELENGTH
M
x-ray
1
1.7396
1.0
1.7379
1.0
1.6984
1.0
1.4938
1.0
X4A
NSLS
1.7396
SYNCHROTRON
NSLS BEAMLINE X4A
X4A
NSLS
1.7379
SYNCHROTRON
NSLS BEAMLINE X4A
X4A
NSLS
1.6984
SYNCHROTRON
NSLS BEAMLINE X4A
X4A
NSLS
1.4938
SYNCHROTRON
NSLS BEAMLINE X4A
14919.858
SENSOR PROTEIN FIXL
2.7.3.-
HEME DOMAIN
1
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
1
syn
non-polymer
18.015
water
82
nat
water
no
no
MRETHLRSILHTIPDAMIVIDGHGIIQLFSTAAERLFGWSELEAIGQNVNILMPEPDRSRHDSYISRYRTTSDPHIIGIG
RIVTGKRRDGTTFPMHLSIGEMQSGGEPYFTGFVRDLTEHQQTQARLQELQ
MRETHLRSILHTIPDAMIVIDGHGIIQLFSTAAERLFGWSELEAIGQNVNILMPEPDRSRHDSYISRYRTTSDPHIIGIG
RIVTGKRRDGTTFPMHLSIGEMQSGGEPYFTGFVRDLTEHQQTQARLQELQ
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
Bradyrhizobium
Escherichia
sample
375
Bradyrhizobium japonicum
562
Escherichia coli
PRJ7349
1
3.15
60.95
VAPOR DIFFUSION, HANGING DROP
7.5
Sodium Chloride, MPD, HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
277
chem_comp_atom
chem_comp_bond
database_2
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
1
0
2000-01-24
1
1
2008-04-27
1
2
2011-07-13
1
3
2024-02-07
_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_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
2000-01-24
SPRSDE
Crystal structure of the ligand free BjFixL heme domain
Crystal structure of cyanide-bound BjFixL heme domain
Crystal structure of oxygen-bound BjFixL heme domain
Crystal structure of NO-bound BjFixL heme domain
Crystal structure of imidazole-bound BjFixL heme domain
RCSB
Y
RCSB
2000-01-06
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
HOH
water
HEM
719
2
HEM
HEM
719
A
HOH
1
3
HOH
HOH
720
A
HOH
2
3
HOH
HOH
721
A
HOH
3
3
HOH
HOH
722
A
HOH
4
3
HOH
HOH
723
A
HOH
5
3
HOH
HOH
724
A
HOH
6
3
HOH
HOH
725
A
HOH
7
3
HOH
HOH
726
A
HOH
8
3
HOH
HOH
727
A
HOH
9
3
HOH
HOH
728
A
HOH
10
3
HOH
HOH
729
A
HOH
11
3
HOH
HOH
730
A
HOH
12
3
HOH
HOH
731
A
HOH
13
3
HOH
HOH
732
A
HOH
14
3
HOH
HOH
733
A
HOH
15
3
HOH
HOH
734
A
HOH
16
3
HOH
HOH
735
A
HOH
17
3
HOH
HOH
736
A
HOH
18
3
HOH
HOH
737
A
HOH
19
3
HOH
HOH
738
A
HOH
20
3
HOH
HOH
739
A
HOH
21
3
HOH
HOH
740
A
HOH
22
3
HOH
HOH
741
A
HOH
24
3
HOH
HOH
742
A
HOH
25
3
HOH
HOH
743
A
HOH
26
3
HOH
HOH
744
A
HOH
27
3
HOH
HOH
745
A
HOH
29
3
HOH
HOH
746
A
HOH
30
3
HOH
HOH
747
A
HOH
31
3
HOH
HOH
748
A
HOH
32
3
HOH
HOH
749
A
HOH
33
3
HOH
HOH
750
A
HOH
35
3
HOH
HOH
751
A
HOH
36
3
HOH
HOH
752
A
HOH
39
3
HOH
HOH
753
A
HOH
40
3
HOH
HOH
754
A
HOH
41
3
HOH
HOH
755
A
HOH
42
3
HOH
HOH
756
A
HOH
44
3
HOH
HOH
757
A
HOH
47
3
HOH
HOH
758
A
HOH
49
3
HOH
HOH
759
A
HOH
51
3
HOH
HOH
760
A
HOH
52
3
HOH
HOH
761
A
HOH
53
3
HOH
HOH
762
A
HOH
56
3
HOH
HOH
763
A
HOH
58
3
HOH
HOH
764
A
HOH
60
3
HOH
HOH
765
A
HOH
63
3
HOH
HOH
766
A
HOH
64
3
HOH
HOH
767
A
HOH
65
3
HOH
HOH
768
A
HOH
67
3
HOH
HOH
769
A
HOH
69
3
HOH
HOH
770
A
HOH
70
3
HOH
HOH
771
A
HOH
76
3
HOH
HOH
772
A
HOH
78
3
HOH
HOH
773
A
HOH
80
3
HOH
HOH
774
A
HOH
81
3
HOH
HOH
775
A
HOH
82
3
HOH
HOH
776
A
HOH
83
3
HOH
HOH
777
A
HOH
84
3
HOH
HOH
778
A
HOH
86
3
HOH
HOH
779
A
HOH
88
3
HOH
HOH
780
A
HOH
111
3
HOH
HOH
781
A
HOH
114
3
HOH
HOH
782
A
HOH
115
3
HOH
HOH
783
A
HOH
118
3
HOH
HOH
784
A
HOH
120
3
HOH
HOH
785
A
HOH
123
3
HOH
HOH
786
A
HOH
124
3
HOH
HOH
787
A
HOH
126
3
HOH
HOH
788
A
HOH
130
3
HOH
HOH
789
A
HOH
131
3
HOH
HOH
790
A
HOH
132
3
HOH
HOH
791
A
HOH
134
3
HOH
HOH
792
A
HOH
135
3
HOH
HOH
793
A
HOH
136
3
HOH
HOH
794
A
HOH
137
3
HOH
HOH
795
A
HOH
139
3
HOH
HOH
796
A
HOH
141
3
HOH
HOH
797
A
HOH
142
3
HOH
HOH
798
A
HOH
143
3
HOH
HOH
799
A
HOH
144
3
HOH
HOH
800
A
HOH
145
3
HOH
HOH
801
A
n
1
140
A
n
2
141
A
n
3
142
A
n
4
143
A
n
5
144
A
n
6
145
A
n
7
146
A
n
8
147
A
n
9
148
A
n
10
149
A
n
11
150
A
n
12
151
A
ILE
152
n
13
ILE
152
A
PRO
153
n
14
PRO
153
A
ASP
154
n
15
ASP
154
A
ALA
155
n
16
ALA
155
A
MET
156
n
17
MET
156
A
ILE
157
n
18
ILE
157
A
VAL
158
n
19
VAL
158
A
ILE
159
n
20
ILE
159
A
ASP
160
n
21
ASP
160
A
GLY
161
n
22
GLY
161
A
HIS
162
n
23
HIS
162
A
GLY
163
n
24
GLY
163
A
ILE
164
n
25
ILE
164
A
ILE
165
n
26
ILE
165
A
GLN
166
n
27
GLN
166
A
LEU
167
n
28
LEU
167
A
PHE
168
n
29
PHE
168
A
SER
169
n
30
SER
169
A
THR
170
n
31
THR
170
A
ALA
171
n
32
ALA
171
A
ALA
172
n
33
ALA
172
A
GLU
173
n
34
GLU
173
A
ARG
174
n
35
ARG
174
A
LEU
175
n
36
LEU
175
A
PHE
176
n
37
PHE
176
A
GLY
177
n
38
GLY
177
A
TRP
178
n
39
TRP
178
A
SER
179
n
40
SER
179
A
GLU
180
n
41
GLU
180
A
LEU
181
n
42
LEU
181
A
GLU
182
n
43
GLU
182
A
ALA
183
n
44
ALA
183
A
ILE
184
n
45
ILE
184
A
GLY
185
n
46
GLY
185
A
GLN
186
n
47
GLN
186
A
ASN
187
n
48
ASN
187
A
VAL
188
n
49
VAL
188
A
ASN
189
n
50
ASN
189
A
ILE
190
n
51
ILE
190
A
LEU
191
n
52
LEU
191
A
MET
192
n
53
MET
192
A
PRO
193
n
54
PRO
193
A
GLU
194
n
55
GLU
194
A
PRO
195
n
56
PRO
195
A
ASP
196
n
57
ASP
196
A
ARG
197
n
58
ARG
197
A
SER
198
n
59
SER
198
A
ARG
199
n
60
ARG
199
A
HIS
200
n
61
HIS
200
A
ASP
201
n
62
ASP
201
A
SER
202
n
63
SER
202
A
TYR
203
n
64
TYR
203
A
ILE
204
n
65
ILE
204
A
SER
205
n
66
SER
205
A
ARG
206
n
67
ARG
206
A
TYR
207
n
68
TYR
207
A
ARG
208
n
69
ARG
208
A
THR
209
n
70
THR
209
A
THR
210
n
71
THR
210
A
SER
211
n
72
SER
211
A
ASP
212
n
73
ASP
212
A
PRO
213
n
74
PRO
213
A
HIS
214
n
75
HIS
214
A
ILE
215
n
76
ILE
215
A
ILE
216
n
77
ILE
216
A
GLY
217
n
78
GLY
217
A
ILE
218
n
79
ILE
218
A
GLY
219
n
80
GLY
219
A
ARG
220
n
81
ARG
220
A
ILE
221
n
82
ILE
221
A
VAL
222
n
83
VAL
222
A
THR
223
n
84
THR
223
A
GLY
224
n
85
GLY
224
A
LYS
225
n
86
LYS
225
A
ARG
226
n
87
ARG
226
A
ARG
227
n
88
ARG
227
A
ASP
228
n
89
ASP
228
A
GLY
229
n
90
GLY
229
A
THR
230
n
91
THR
230
A
THR
231
n
92
THR
231
A
PHE
232
n
93
PHE
232
A
PRO
233
n
94
PRO
233
A
MET
234
n
95
MET
234
A
HIS
235
n
96
HIS
235
A
LEU
236
n
97
LEU
236
A
SER
237
n
98
SER
237
A
ILE
238
n
99
ILE
238
A
GLY
239
n
100
GLY
239
A
GLU
240
n
101
GLU
240
A
MET
241
n
102
MET
241
A
GLN
242
n
103
GLN
242
A
SER
243
n
104
SER
243
A
GLY
244
n
105
GLY
244
A
GLY
245
n
106
GLY
245
A
GLU
246
n
107
GLU
246
A
PRO
247
n
108
PRO
247
A
TYR
248
n
109
TYR
248
A
PHE
249
n
110
PHE
249
A
THR
250
n
111
THR
250
A
GLY
251
n
112
GLY
251
A
PHE
252
n
113
PHE
252
A
VAL
253
n
114
VAL
253
A
ALA
254
n
115
ARG
254
A
ASP
255
n
116
ASP
255
A
LEU
256
n
117
LEU
256
A
THR
257
n
118
THR
257
A
GLU
258
n
119
GLU
258
A
HIS
259
n
120
HIS
259
A
GLN
260
n
121
GLN
260
A
GLN
261
n
122
GLN
261
A
THR
262
n
123
THR
262
A
GLN
263
n
124
GLN
263
A
ALA
264
n
125
ALA
264
A
ARG
265
n
126
ARG
265
A
LEU
266
n
127
LEU
266
A
GLN
267
n
128
GLN
267
A
GLU
268
n
129
GLU
268
A
LEU
269
n
130
LEU
269
A
GLN
270
n
131
GLN
270
A
author_defined_assembly
1
monomeric
A
HIS
200
A
NE2
HIS
61
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
NA
HEM
1_555
93.5
A
HIS
200
A
NE2
HIS
61
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
NB
HEM
1_555
94.9
A
HEM
719
B
NA
HEM
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
NB
HEM
1_555
89.5
A
HIS
200
A
NE2
HIS
61
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
NC
HEM
1_555
98.1
A
HEM
719
B
NA
HEM
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
NC
HEM
1_555
168.3
A
HEM
719
B
NB
HEM
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
NC
HEM
1_555
87.9
A
HIS
200
A
NE2
HIS
61
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
ND
HEM
1_555
93.6
A
HEM
719
B
NA
HEM
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
ND
HEM
1_555
95.5
A
HEM
719
B
NB
HEM
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
ND
HEM
1_555
169.8
A
HEM
719
B
NC
HEM
1_555
A
HEM
719
B
FE
HEM
1_555
A
HEM
719
B
ND
HEM
1_555
85.5
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
166
A
N
GLN
27
A
O
VAL
158
A
O
VAL
19
A
N
ILE
159
A
N
ILE
20
A
O
PHE
249
A
O
PHE
110
A
O
ARG
254
A
O
ARG
115
A
N
HIS
235
A
N
HIS
96
A
N
LEU
236
A
N
LEU
97
A
O
ARG
220
A
O
ARG
81
1
A
CG
ARG
254
A
CG
ARG
115
1
Y
1
A
CD
ARG
254
A
CD
ARG
115
1
Y
1
A
NE
ARG
254
A
NE
ARG
115
1
Y
1
A
CZ
ARG
254
A
CZ
ARG
115
1
Y
1
A
NH1
ARG
254
A
NH1
ARG
115
1
Y
1
A
NH2
ARG
254
A
NH2
ARG
115
1
Y
1
A
MET
140
A
MET
1
1
Y
1
A
ARG
141
A
ARG
2
1
Y
1
A
GLU
142
A
GLU
3
1
Y
1
A
THR
143
A
THR
4
1
Y
1
A
HIS
144
A
HIS
5
1
Y
1
A
LEU
145
A
LEU
6
1
Y
1
A
ARG
146
A
ARG
7
1
Y
1
A
SER
147
A
SER
8
1
Y
1
A
ILE
148
A
ILE
9
1
Y
1
A
LEU
149
A
LEU
10
1
Y
1
A
HIS
150
A
HIS
11
1
Y
1
A
THR
151
A
THR
12
1
Y
1
A
ASP
154
-125.11
-164.47
1
A
ILE
184
-40.94
-13.85
1
A
ILE
215
-134.40
-35.94
1
A
ILE
218
-121.64
-51.13
1
A
LEU
269
-94.10
36.87
Used weighted full matrix least squares procedure.
0.2480000
0.1990000
0.1990000
0.1990000
2.40
20.0
569
31111
7104
97.0
RANDOM
1
0.0
0.0
Engh & Huber
2.40
20.0
82
1063
43
0
938
1.675
0.014
2.4
20.0
1DRM
31111
7104
0.0
0.0
0.0760000
1
97.0
0.2210000
2.40
20.0
7104
98.0
phasing
PHASES
refinement
X-PLOR
3.851
data reduction
DENZO
data scaling
SCALEPACK
CRYSTAL STRUCTURE OF THE LIGAND FREE BJFIXL HEME DOMAIN
1
N
N
2
N
N
3
N
N
A
SER
169
A
SER
30
HELX_P
A
GLY
177
A
GLY
38
1
1
9
A
SER
179
A
SER
40
HELX_P
A
ILE
184
A
ILE
45
1
2
6
A
VAL
188
A
VAL
49
HELX_P
A
MET
192
A
MET
53
5
3
5
A
PRO
195
A
PRO
56
HELX_P
A
SER
211
A
SER
72
1
4
17
A
LEU
256
A
LEU
117
HELX_P
A
LEU
269
A
LEU
130
1
5
14
metalc
2.128
A
HIS
200
A
NE2
HIS
61
1_555
A
HEM
719
B
FE
HEM
1_555
TRANSFERASE
FixL, heme domain, PAS family, two-component system, histidine kinase, TRANSFERASE
A
GLU
194
A
GLU
55
1
A
PRO
195
A
PRO
56
-0.11
FIXL_BRAJA
UNP
1
P23222
140
270
1DRM
140
270
P23222
A
1
1
131
1
THR
conflict
MET
140
1DRM
A
P23222
UNP
140
1
5
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ILE
165
A
ILE
26
A
PHE
168
A
PHE
29
A
ALA
155
A
ALA
16
A
ASP
160
A
ASP
21
A
GLU
246
A
GLU
107
A
ASP
255
A
ASP
116
A
THR
231
A
THR
92
A
SER
243
A
SER
104
A
ARG
220
A
ARG
81
A
LYS
225
A
LYS
86
BINDING SITE FOR RESIDUE HEM A 719
A
HEM
719
Software
20
A
ILE
157
A
ILE
18
20
1_555
A
LEU
191
A
LEU
52
20
1_555
A
MET
192
A
MET
53
20
1_555
A
ASP
196
A
ASP
57
20
1_555
A
HIS
200
A
HIS
61
20
1_555
A
TYR
203
A
TYR
64
20
1_555
A
TYR
207
A
TYR
68
20
1_555
A
PRO
213
A
PRO
74
20
1_555
A
HIS
214
A
HIS
75
20
1_555
A
ILE
215
A
ILE
76
20
1_555
A
ILE
216
A
ILE
77
20
1_555
A
ARG
220
A
ARG
81
20
1_555
A
THR
223
A
THR
84
20
1_555
A
LEU
236
A
LEU
97
20
1_555
A
ILE
238
A
ILE
99
20
1_555
A
PHE
249
A
PHE
110
20
1_555
A
GLY
251
A
GLY
112
20
1_555
A
HOH
755
C
HOH
20
1_555
A
HOH
770
C
HOH
20
1_555
A
HOH
778
C
HOH
20
1_555
155
H 3 2