0.010931
0.000000
0.000828
0.000000
0.007875
0.000000
0.000000
0.000000
0.023557
0.00000
0.00000
0.00000
Pellicena, P.
Karow, D.S.
Boon, E.M.
Marletta, M.A.
Kuriyan, J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
94.33
90.00
91.480
126.990
42.572
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
Cl -1
35.453
CHLORIDE 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
O2
31.999
OXYGEN MOLECULE
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
CL
N
75
N
N
N
76
S
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
C
N
81
N
C
N
82
N
O
N
83
N
N
N
84
N
O
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
H
N
95
N
N
N
96
S
C
N
97
N
C
N
98
N
O
N
99
N
C
N
100
N
C
N
101
N
C
N
102
N
O
N
103
N
O
N
104
N
O
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
H
N
114
N
N
N
115
N
C
N
116
N
C
N
117
N
O
N
118
N
O
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
C
N
125
N
C
N
126
N
C
N
127
N
C
Y
128
N
C
Y
129
N
C
Y
130
N
C
Y
131
N
C
N
132
N
C
N
133
N
C
N
134
N
C
N
135
N
C
N
136
N
O
N
137
N
O
N
138
N
C
N
139
N
C
N
140
N
C
N
141
N
C
N
142
N
C
N
143
N
C
N
144
N
C
Y
145
N
C
Y
146
N
C
Y
147
N
C
Y
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
C
N
160
N
O
N
161
N
O
Y
162
N
N
N
163
N
N
Y
164
N
N
N
165
N
N
N
166
N
FE
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
H
N
199
N
N
N
200
S
C
N
201
N
C
N
202
N
O
N
203
N
C
Y
204
N
C
Y
205
N
N
Y
206
N
C
Y
207
N
C
Y
208
N
N
N
209
N
O
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
H
N
220
N
O
N
221
N
H
N
222
N
H
N
223
N
N
N
224
S
C
N
225
N
C
N
226
N
O
N
227
S
C
N
228
N
C
N
229
N
C
N
230
N
C
N
231
N
O
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
H
N
245
N
N
N
246
S
C
N
247
N
C
N
248
N
O
N
249
N
C
N
250
N
C
N
251
N
C
N
252
N
C
N
253
N
O
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
H
N
267
N
N
N
268
S
C
N
269
N
C
N
270
N
O
N
271
N
C
N
272
N
C
N
273
N
C
N
274
N
C
N
275
N
N
N
276
N
O
N
277
N
H
N
278
N
H
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
N
N
293
S
C
N
294
N
C
N
295
N
O
N
296
N
C
N
297
N
C
N
298
N
S
N
299
N
C
N
300
N
O
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
O
N
313
N
O
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
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
doub
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
Proc.Natl.Acad.Sci.Usa
PNASA6
0040
0027-8424
101
12854
12859
10.1073/pnas.0405188101
15326296
Crystal structure of an oxygen-binding heme domain related to soluble guanylate cyclases.
2004
10.2210/pdb1u55/pdb
pdb_00001u55
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
mirrors
CCD
2003-12-10
ADSC QUANTUM 4
DOUBLE CRYSTAL SI(111)
SINGLE WAVELENGTH
M
x-ray
1
1.00
1.0
8.2.2
ALS
1.00
SYNCHROTRON
ALS BEAMLINE 8.2.2
22047.502
Heme-based Methyl-accepting Chemotaxis Protein
H-NOX domain
2
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
2
syn
non-polymer
31.999
OXYGEN MOLECULE
2
syn
non-polymer
35.453
CHLORIDE ION
1
syn
non-polymer
18.015
water
268
nat
water
no
no
MKGTIVGTWIKTLRDLYGNDVVDESLKSVGWEPDRVITPLEDIDDDEVRRIFAKVSEKTGKNVNEIWREVGRQNIKTFSE
WFPSYFAGRRLVNFLMMMDEVHLQLTKMIKGATPPRLIAKPVAKDAIEMEYVSKRKMYDYFLGLIEGSSKFFKEEISVEE
VERGEKDGFSRLKVRIKFKNPVFEYKKN
MKGTIVGTWIKTLRDLYGNDVVDESLKSVGWEPDRVITPLEDIDDDEVRRIFAKVSEKTGKNVNEIWREVGRQNIKTFSE
WFPSYFAGRRLVNFLMMMDEVHLQLTKMIKGATPPRLIAKPVAKDAIEMEYVSKRKMYDYFLGLIEGSSKFFKEEISVEE
VERGEKDGFSRLKVRIKFKNPVFEYKKN
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
n
n
n
n
n
n
n
n
n
n
Thermoanaerobacter
Escherichia
sample
Tar4
119072
Thermoanaerobacter tengcongensis
562
Escherichia coli
Tuner BL21(DE3) pLysS
PLASMID
pet20b
1
2.8
55.7
VAPOR DIFFUSION, HANGING DROP
6
PEG 3350, NaCl, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
293
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
struct_conn
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
2004-08-31
1
1
2008-04-30
1
2
2011-07-13
1
3
2023-08-23
_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_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2004-07-27
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
OXY
OXYGEN MOLECULE
CL
CHLORIDE ION
HOH
water
1U4H
pdb entry 1U4H
PDB
experimental model
HEM
500
2
HEM
HEM
500
A
O2
501
3
OXY
OXY
501
A
CL
1
4
CL
CL
189
B
HEM
502
2
HEM
HEM
502
B
O2
503
3
OXY
OXY
503
B
HOH
2
5
HOH
HOH
502
A
HOH
3
5
HOH
HOH
503
A
HOH
4
5
HOH
HOH
504
A
HOH
5
5
HOH
HOH
505
A
HOH
6
5
HOH
HOH
506
A
HOH
7
5
HOH
HOH
507
A
HOH
8
5
HOH
HOH
508
A
HOH
9
5
HOH
HOH
509
A
HOH
10
5
HOH
HOH
510
A
HOH
11
5
HOH
HOH
511
A
HOH
12
5
HOH
HOH
512
A
HOH
13
5
HOH
HOH
513
A
HOH
14
5
HOH
HOH
514
A
HOH
15
5
HOH
HOH
515
A
HOH
16
5
HOH
HOH
516
A
HOH
17
5
HOH
HOH
517
A
HOH
18
5
HOH
HOH
518
A
HOH
19
5
HOH
HOH
519
A
HOH
20
5
HOH
HOH
520
A
HOH
22
5
HOH
HOH
521
A
HOH
23
5
HOH
HOH
522
A
HOH
25
5
HOH
HOH
523
A
HOH
26
5
HOH
HOH
524
A
HOH
27
5
HOH
HOH
525
A
HOH
28
5
HOH
HOH
526
A
HOH
29
5
HOH
HOH
527
A
HOH
30
5
HOH
HOH
528
A
HOH
33
5
HOH
HOH
529
A
HOH
34
5
HOH
HOH
530
A
HOH
35
5
HOH
HOH
531
A
HOH
36
5
HOH
HOH
532
A
HOH
37
5
HOH
HOH
533
A
HOH
38
5
HOH
HOH
534
A
HOH
39
5
HOH
HOH
535
A
HOH
41
5
HOH
HOH
536
A
HOH
43
5
HOH
HOH
537
A
HOH
44
5
HOH
HOH
538
A
HOH
45
5
HOH
HOH
539
A
HOH
46
5
HOH
HOH
540
A
HOH
47
5
HOH
HOH
541
A
HOH
48
5
HOH
HOH
542
A
HOH
49
5
HOH
HOH
543
A
HOH
50
5
HOH
HOH
544
A
HOH
52
5
HOH
HOH
545
A
HOH
53
5
HOH
HOH
546
A
HOH
54
5
HOH
HOH
547
A
HOH
55
5
HOH
HOH
548
A
HOH
56
5
HOH
HOH
549
A
HOH
59
5
HOH
HOH
550
A
HOH
60
5
HOH
HOH
551
A
HOH
61
5
HOH
HOH
552
A
HOH
63
5
HOH
HOH
553
A
HOH
65
5
HOH
HOH
554
A
HOH
67
5
HOH
HOH
555
A
HOH
68
5
HOH
HOH
556
A
HOH
69
5
HOH
HOH
557
A
HOH
70
5
HOH
HOH
558
A
HOH
71
5
HOH
HOH
559
A
HOH
73
5
HOH
HOH
560
A
HOH
74
5
HOH
HOH
561
A
HOH
75
5
HOH
HOH
562
A
HOH
77
5
HOH
HOH
563
A
HOH
78
5
HOH
HOH
564
A
HOH
79
5
HOH
HOH
565
A
HOH
80
5
HOH
HOH
566
A
HOH
81
5
HOH
HOH
567
A
HOH
82
5
HOH
HOH
568
A
HOH
83
5
HOH
HOH
569
A
HOH
85
5
HOH
HOH
570
A
HOH
86
5
HOH
HOH
571
A
HOH
87
5
HOH
HOH
572
A
HOH
88
5
HOH
HOH
573
A
HOH
89
5
HOH
HOH
574
A
HOH
90
5
HOH
HOH
575
A
HOH
93
5
HOH
HOH
576
A
HOH
94
5
HOH
HOH
577
A
HOH
97
5
HOH
HOH
578
A
HOH
99
5
HOH
HOH
579
A
HOH
100
5
HOH
HOH
580
A
HOH
101
5
HOH
HOH
581
A
HOH
102
5
HOH
HOH
582
A
HOH
103
5
HOH
HOH
583
A
HOH
104
5
HOH
HOH
584
A
HOH
105
5
HOH
HOH
585
A
HOH
106
5
HOH
HOH
586
A
HOH
107
5
HOH
HOH
587
A
HOH
108
5
HOH
HOH
588
A
HOH
109
5
HOH
HOH
589
A
HOH
111
5
HOH
HOH
590
A
HOH
112
5
HOH
HOH
591
A
HOH
113
5
HOH
HOH
592
A
HOH
115
5
HOH
HOH
593
A
HOH
116
5
HOH
HOH
594
A
HOH
117
5
HOH
HOH
595
A
HOH
118
5
HOH
HOH
596
A
HOH
119
5
HOH
HOH
597
A
HOH
121
5
HOH
HOH
598
A
HOH
122
5
HOH
HOH
599
A
HOH
123
5
HOH
HOH
600
A
HOH
125
5
HOH
HOH
601
A
HOH
126
5
HOH
HOH
602
A
HOH
127
5
HOH
HOH
603
A
HOH
128
5
HOH
HOH
604
A
HOH
131
5
HOH
HOH
605
A
HOH
133
5
HOH
HOH
606
A
HOH
134
5
HOH
HOH
607
A
HOH
137
5
HOH
HOH
608
A
HOH
140
5
HOH
HOH
609
A
HOH
141
5
HOH
HOH
610
A
HOH
144
5
HOH
HOH
611
A
HOH
147
5
HOH
HOH
612
A
HOH
152
5
HOH
HOH
613
A
HOH
153
5
HOH
HOH
614
A
HOH
154
5
HOH
HOH
615
A
HOH
155
5
HOH
HOH
616
A
HOH
156
5
HOH
HOH
617
A
HOH
157
5
HOH
HOH
618
A
HOH
158
5
HOH
HOH
619
A
HOH
160
5
HOH
HOH
620
A
HOH
161
5
HOH
HOH
621
A
HOH
162
5
HOH
HOH
622
A
HOH
163
5
HOH
HOH
623
A
HOH
169
5
HOH
HOH
624
A
HOH
171
5
HOH
HOH
625
A
HOH
172
5
HOH
HOH
626
A
HOH
173
5
HOH
HOH
627
A
HOH
174
5
HOH
HOH
628
A
HOH
177
5
HOH
HOH
629
A
HOH
178
5
HOH
HOH
630
A
HOH
179
5
HOH
HOH
631
A
HOH
181
5
HOH
HOH
632
A
HOH
182
5
HOH
HOH
633
A
HOH
183
5
HOH
HOH
634
A
HOH
184
5
HOH
HOH
635
A
HOH
185
5
HOH
HOH
636
A
HOH
186
5
HOH
HOH
637
A
HOH
187
5
HOH
HOH
638
A
HOH
189
5
HOH
HOH
639
A
HOH
191
5
HOH
HOH
640
A
HOH
192
5
HOH
HOH
641
A
HOH
194
5
HOH
HOH
642
A
HOH
195
5
HOH
HOH
643
A
HOH
196
5
HOH
HOH
644
A
HOH
197
5
HOH
HOH
645
A
HOH
198
5
HOH
HOH
646
A
HOH
199
5
HOH
HOH
647
A
HOH
201
5
HOH
HOH
648
A
HOH
202
5
HOH
HOH
649
A
HOH
204
5
HOH
HOH
650
A
HOH
206
5
HOH
HOH
651
A
HOH
207
5
HOH
HOH
652
A
HOH
209
5
HOH
HOH
653
A
HOH
211
5
HOH
HOH
654
A
HOH
215
5
HOH
HOH
655
A
HOH
216
5
HOH
HOH
656
A
HOH
217
5
HOH
HOH
657
A
HOH
218
5
HOH
HOH
658
A
HOH
219
5
HOH
HOH
659
A
HOH
222
5
HOH
HOH
660
A
HOH
225
5
HOH
HOH
661
A
HOH
226
5
HOH
HOH
662
A
HOH
227
5
HOH
HOH
663
A
HOH
228
5
HOH
HOH
664
A
HOH
229
5
HOH
HOH
665
A
HOH
230
5
HOH
HOH
666
A
HOH
232
5
HOH
HOH
667
A
HOH
236
5
HOH
HOH
668
A
HOH
237
5
HOH
HOH
669
A
HOH
238
5
HOH
HOH
670
A
HOH
239
5
HOH
HOH
671
A
HOH
240
5
HOH
HOH
672
A
HOH
244
5
HOH
HOH
673
A
HOH
245
5
HOH
HOH
674
A
HOH
246
5
HOH
HOH
675
A
HOH
249
5
HOH
HOH
676
A
HOH
250
5
HOH
HOH
677
A
HOH
251
5
HOH
HOH
678
A
HOH
252
5
HOH
HOH
679
A
HOH
254
5
HOH
HOH
680
A
HOH
256
5
HOH
HOH
681
A
HOH
258
5
HOH
HOH
682
A
HOH
260
5
HOH
HOH
683
A
HOH
261
5
HOH
HOH
684
A
HOH
263
5
HOH
HOH
685
A
HOH
265
5
HOH
HOH
686
A
HOH
266
5
HOH
HOH
687
A
HOH
267
5
HOH
HOH
688
A
HOH
268
5
HOH
HOH
689
A
HOH
269
5
HOH
HOH
690
A
HOH
21
5
HOH
HOH
504
B
HOH
24
5
HOH
HOH
505
B
HOH
31
5
HOH
HOH
506
B
HOH
32
5
HOH
HOH
507
B
HOH
40
5
HOH
HOH
508
B
HOH
42
5
HOH
HOH
509
B
HOH
51
5
HOH
HOH
510
B
HOH
57
5
HOH
HOH
511
B
HOH
58
5
HOH
HOH
512
B
HOH
62
5
HOH
HOH
513
B
HOH
64
5
HOH
HOH
514
B
HOH
66
5
HOH
HOH
515
B
HOH
72
5
HOH
HOH
516
B
HOH
76
5
HOH
HOH
517
B
HOH
84
5
HOH
HOH
518
B
HOH
91
5
HOH
HOH
519
B
HOH
92
5
HOH
HOH
520
B
HOH
95
5
HOH
HOH
521
B
HOH
96
5
HOH
HOH
522
B
HOH
98
5
HOH
HOH
523
B
HOH
110
5
HOH
HOH
524
B
HOH
114
5
HOH
HOH
525
B
HOH
120
5
HOH
HOH
526
B
HOH
124
5
HOH
HOH
527
B
HOH
129
5
HOH
HOH
528
B
HOH
130
5
HOH
HOH
529
B
HOH
132
5
HOH
HOH
530
B
HOH
135
5
HOH
HOH
531
B
HOH
136
5
HOH
HOH
532
B
HOH
138
5
HOH
HOH
533
B
HOH
139
5
HOH
HOH
534
B
HOH
142
5
HOH
HOH
535
B
HOH
143
5
HOH
HOH
536
B
HOH
145
5
HOH
HOH
537
B
HOH
146
5
HOH
HOH
538
B
HOH
148
5
HOH
HOH
539
B
HOH
149
5
HOH
HOH
540
B
HOH
150
5
HOH
HOH
541
B
HOH
151
5
HOH
HOH
542
B
HOH
159
5
HOH
HOH
543
B
HOH
164
5
HOH
HOH
544
B
HOH
165
5
HOH
HOH
545
B
HOH
166
5
HOH
HOH
546
B
HOH
167
5
HOH
HOH
547
B
HOH
168
5
HOH
HOH
548
B
HOH
170
5
HOH
HOH
549
B
HOH
175
5
HOH
HOH
550
B
HOH
176
5
HOH
HOH
551
B
HOH
180
5
HOH
HOH
552
B
HOH
188
5
HOH
HOH
553
B
HOH
190
5
HOH
HOH
554
B
HOH
193
5
HOH
HOH
555
B
HOH
200
5
HOH
HOH
556
B
HOH
203
5
HOH
HOH
557
B
HOH
205
5
HOH
HOH
558
B
HOH
208
5
HOH
HOH
559
B
HOH
210
5
HOH
HOH
560
B
HOH
212
5
HOH
HOH
561
B
HOH
213
5
HOH
HOH
562
B
HOH
214
5
HOH
HOH
563
B
HOH
220
5
HOH
HOH
564
B
HOH
221
5
HOH
HOH
565
B
HOH
223
5
HOH
HOH
566
B
HOH
224
5
HOH
HOH
567
B
HOH
231
5
HOH
HOH
568
B
HOH
233
5
HOH
HOH
569
B
HOH
234
5
HOH
HOH
570
B
HOH
235
5
HOH
HOH
571
B
HOH
241
5
HOH
HOH
572
B
HOH
242
5
HOH
HOH
573
B
HOH
243
5
HOH
HOH
574
B
HOH
247
5
HOH
HOH
575
B
HOH
248
5
HOH
HOH
576
B
HOH
253
5
HOH
HOH
577
B
HOH
255
5
HOH
HOH
578
B
HOH
257
5
HOH
HOH
579
B
HOH
259
5
HOH
HOH
580
B
HOH
262
5
HOH
HOH
581
B
HOH
264
5
HOH
HOH
582
B
MET
1
n
1
MET
1
A
LYS
2
n
2
LYS
2
A
GLY
3
n
3
GLY
3
A
THR
4
n
4
THR
4
A
ILE
5
n
5
ILE
5
A
VAL
6
n
6
VAL
6
A
GLY
7
n
7
GLY
7
A
THR
8
n
8
THR
8
A
TRP
9
n
9
TRP
9
A
ILE
10
n
10
ILE
10
A
LYS
11
n
11
LYS
11
A
THR
12
n
12
THR
12
A
LEU
13
n
13
LEU
13
A
ARG
14
n
14
ARG
14
A
ASP
15
n
15
ASP
15
A
LEU
16
n
16
LEU
16
A
TYR
17
n
17
TYR
17
A
GLY
18
n
18
GLY
18
A
ASN
19
n
19
ASN
19
A
ASP
20
n
20
ASP
20
A
VAL
21
n
21
VAL
21
A
VAL
22
n
22
VAL
22
A
ASP
23
n
23
ASP
23
A
GLU
24
n
24
GLU
24
A
SER
25
n
25
SER
25
A
LEU
26
n
26
LEU
26
A
LYS
27
n
27
LYS
27
A
SER
28
n
28
SER
28
A
VAL
29
n
29
VAL
29
A
GLY
30
n
30
GLY
30
A
TRP
31
n
31
TRP
31
A
GLU
32
n
32
GLU
32
A
PRO
33
n
33
PRO
33
A
ASP
34
n
34
ASP
34
A
ARG
35
n
35
ARG
35
A
VAL
36
n
36
VAL
36
A
ILE
37
n
37
ILE
37
A
THR
38
n
38
THR
38
A
PRO
39
n
39
PRO
39
A
LEU
40
n
40
LEU
40
A
GLU
41
n
41
GLU
41
A
ASP
42
n
42
ASP
42
A
ILE
43
n
43
ILE
43
A
ASP
44
n
44
ASP
44
A
ASP
45
n
45
ASP
45
A
ASP
46
n
46
ASP
46
A
GLU
47
n
47
GLU
47
A
VAL
48
n
48
VAL
48
A
ARG
49
n
49
ARG
49
A
ARG
50
n
50
ARG
50
A
ILE
51
n
51
ILE
51
A
PHE
52
n
52
PHE
52
A
ALA
53
n
53
ALA
53
A
LYS
54
n
54
LYS
54
A
VAL
55
n
55
VAL
55
A
SER
56
n
56
SER
56
A
GLU
57
n
57
GLU
57
A
LYS
58
n
58
LYS
58
A
THR
59
n
59
THR
59
A
GLY
60
n
60
GLY
60
A
LYS
61
n
61
LYS
61
A
ASN
62
n
62
ASN
62
A
VAL
63
n
63
VAL
63
A
ASN
64
n
64
ASN
64
A
GLU
65
n
65
GLU
65
A
ILE
66
n
66
ILE
66
A
TRP
67
n
67
TRP
67
A
ARG
68
n
68
ARG
68
A
GLU
69
n
69
GLU
69
A
VAL
70
n
70
VAL
70
A
GLY
71
n
71
GLY
71
A
ARG
72
n
72
ARG
72
A
GLN
73
n
73
GLN
73
A
ASN
74
n
74
ASN
74
A
ILE
75
n
75
ILE
75
A
LYS
76
n
76
LYS
76
A
THR
77
n
77
THR
77
A
PHE
78
n
78
PHE
78
A
SER
79
n
79
SER
79
A
GLU
80
n
80
GLU
80
A
TRP
81
n
81
TRP
81
A
PHE
82
n
82
PHE
82
A
PRO
83
n
83
PRO
83
A
SER
84
n
84
SER
84
A
TYR
85
n
85
TYR
85
A
PHE
86
n
86
PHE
86
A
ALA
87
n
87
ALA
87
A
GLY
88
n
88
GLY
88
A
ARG
89
n
89
ARG
89
A
ARG
90
n
90
ARG
90
A
LEU
91
n
91
LEU
91
A
VAL
92
n
92
VAL
92
A
ASN
93
n
93
ASN
93
A
PHE
94
n
94
PHE
94
A
LEU
95
n
95
LEU
95
A
MET
96
n
96
MET
96
A
MET
97
n
97
MET
97
A
MET
98
n
98
MET
98
A
ASP
99
n
99
ASP
99
A
GLU
100
n
100
GLU
100
A
VAL
101
n
101
VAL
101
A
HIS
102
n
102
HIS
102
A
LEU
103
n
103
LEU
103
A
GLN
104
n
104
GLN
104
A
LEU
105
n
105
LEU
105
A
THR
106
n
106
THR
106
A
LYS
107
n
107
LYS
107
A
MET
108
n
108
MET
108
A
ILE
109
n
109
ILE
109
A
LYS
110
n
110
LYS
110
A
GLY
111
n
111
GLY
111
A
ALA
112
n
112
ALA
112
A
THR
113
n
113
THR
113
A
PRO
114
n
114
PRO
114
A
PRO
115
n
115
PRO
115
A
ARG
116
n
116
ARG
116
A
LEU
117
n
117
LEU
117
A
ILE
118
n
118
ILE
118
A
ALA
119
n
119
ALA
119
A
LYS
120
n
120
LYS
120
A
PRO
121
n
121
PRO
121
A
VAL
122
n
122
VAL
122
A
ALA
123
n
123
ALA
123
A
LYS
124
n
124
LYS
124
A
ASP
125
n
125
ASP
125
A
ALA
126
n
126
ALA
126
A
ILE
127
n
127
ILE
127
A
GLU
128
n
128
GLU
128
A
MET
129
n
129
MET
129
A
GLU
130
n
130
GLU
130
A
TYR
131
n
131
TYR
131
A
VAL
132
n
132
VAL
132
A
SER
133
n
133
SER
133
A
LYS
134
n
134
LYS
134
A
ARG
135
n
135
ARG
135
A
LYS
136
n
136
LYS
136
A
MET
137
n
137
MET
137
A
TYR
138
n
138
TYR
138
A
ASP
139
n
139
ASP
139
A
TYR
140
n
140
TYR
140
A
PHE
141
n
141
PHE
141
A
LEU
142
n
142
LEU
142
A
GLY
143
n
143
GLY
143
A
LEU
144
n
144
LEU
144
A
ILE
145
n
145
ILE
145
A
GLU
146
n
146
GLU
146
A
GLY
147
n
147
GLY
147
A
SER
148
n
148
SER
148
A
SER
149
n
149
SER
149
A
LYS
150
n
150
LYS
150
A
PHE
151
n
151
PHE
151
A
PHE
152
n
152
PHE
152
A
LYS
153
n
153
LYS
153
A
GLU
154
n
154
GLU
154
A
GLU
155
n
155
GLU
155
A
ILE
156
n
156
ILE
156
A
SER
157
n
157
SER
157
A
VAL
158
n
158
VAL
158
A
GLU
159
n
159
GLU
159
A
GLU
160
n
160
GLU
160
A
VAL
161
n
161
VAL
161
A
GLU
162
n
162
GLU
162
A
ARG
163
n
163
ARG
163
A
GLY
164
n
164
GLY
164
A
GLU
165
n
165
GLU
165
A
LYS
166
n
166
LYS
166
A
ASP
167
n
167
ASP
167
A
GLY
168
n
168
GLY
168
A
PHE
169
n
169
PHE
169
A
SER
170
n
170
SER
170
A
ARG
171
n
171
ARG
171
A
LEU
172
n
172
LEU
172
A
LYS
173
n
173
LYS
173
A
VAL
174
n
174
VAL
174
A
ARG
175
n
175
ARG
175
A
ILE
176
n
176
ILE
176
A
LYS
177
n
177
LYS
177
A
PHE
178
n
178
PHE
178
A
LYS
179
n
179
LYS
179
A
ASN
180
n
180
ASN
180
A
PRO
181
n
181
PRO
181
A
VAL
182
n
182
VAL
182
A
PHE
183
n
183
PHE
183
A
GLU
184
n
184
GLU
184
A
TYR
185
n
185
TYR
185
A
LYS
186
n
186
LYS
186
A
LYS
187
n
187
LYS
187
A
ASN
188
n
188
ASN
188
A
MET
1
n
1
MET
1
B
LYS
2
n
2
LYS
2
B
GLY
3
n
3
GLY
3
B
THR
4
n
4
THR
4
B
ILE
5
n
5
ILE
5
B
VAL
6
n
6
VAL
6
B
GLY
7
n
7
GLY
7
B
THR
8
n
8
THR
8
B
TRP
9
n
9
TRP
9
B
ILE
10
n
10
ILE
10
B
LYS
11
n
11
LYS
11
B
THR
12
n
12
THR
12
B
LEU
13
n
13
LEU
13
B
ARG
14
n
14
ARG
14
B
ASP
15
n
15
ASP
15
B
LEU
16
n
16
LEU
16
B
TYR
17
n
17
TYR
17
B
GLY
18
n
18
GLY
18
B
ASN
19
n
19
ASN
19
B
ASP
20
n
20
ASP
20
B
VAL
21
n
21
VAL
21
B
VAL
22
n
22
VAL
22
B
ASP
23
n
23
ASP
23
B
GLU
24
n
24
GLU
24
B
SER
25
n
25
SER
25
B
LEU
26
n
26
LEU
26
B
LYS
27
n
27
LYS
27
B
SER
28
n
28
SER
28
B
VAL
29
n
29
VAL
29
B
GLY
30
n
30
GLY
30
B
TRP
31
n
31
TRP
31
B
GLU
32
n
32
GLU
32
B
PRO
33
n
33
PRO
33
B
ASP
34
n
34
ASP
34
B
ARG
35
n
35
ARG
35
B
VAL
36
n
36
VAL
36
B
ILE
37
n
37
ILE
37
B
THR
38
n
38
THR
38
B
PRO
39
n
39
PRO
39
B
LEU
40
n
40
LEU
40
B
GLU
41
n
41
GLU
41
B
ASP
42
n
42
ASP
42
B
ILE
43
n
43
ILE
43
B
ASP
44
n
44
ASP
44
B
ASP
45
n
45
ASP
45
B
ASP
46
n
46
ASP
46
B
GLU
47
n
47
GLU
47
B
VAL
48
n
48
VAL
48
B
ARG
49
n
49
ARG
49
B
ARG
50
n
50
ARG
50
B
ILE
51
n
51
ILE
51
B
PHE
52
n
52
PHE
52
B
ALA
53
n
53
ALA
53
B
LYS
54
n
54
LYS
54
B
VAL
55
n
55
VAL
55
B
SER
56
n
56
SER
56
B
GLU
57
n
57
GLU
57
B
LYS
58
n
58
LYS
58
B
THR
59
n
59
THR
59
B
GLY
60
n
60
GLY
60
B
LYS
61
n
61
LYS
61
B
ASN
62
n
62
ASN
62
B
VAL
63
n
63
VAL
63
B
ASN
64
n
64
ASN
64
B
GLU
65
n
65
GLU
65
B
ILE
66
n
66
ILE
66
B
TRP
67
n
67
TRP
67
B
ARG
68
n
68
ARG
68
B
GLU
69
n
69
GLU
69
B
VAL
70
n
70
VAL
70
B
GLY
71
n
71
GLY
71
B
ARG
72
n
72
ARG
72
B
GLN
73
n
73
GLN
73
B
ASN
74
n
74
ASN
74
B
ILE
75
n
75
ILE
75
B
LYS
76
n
76
LYS
76
B
THR
77
n
77
THR
77
B
PHE
78
n
78
PHE
78
B
SER
79
n
79
SER
79
B
GLU
80
n
80
GLU
80
B
TRP
81
n
81
TRP
81
B
PHE
82
n
82
PHE
82
B
PRO
83
n
83
PRO
83
B
SER
84
n
84
SER
84
B
TYR
85
n
85
TYR
85
B
PHE
86
n
86
PHE
86
B
ALA
87
n
87
ALA
87
B
GLY
88
n
88
GLY
88
B
ARG
89
n
89
ARG
89
B
ARG
90
n
90
ARG
90
B
LEU
91
n
91
LEU
91
B
VAL
92
n
92
VAL
92
B
ASN
93
n
93
ASN
93
B
PHE
94
n
94
PHE
94
B
LEU
95
n
95
LEU
95
B
MET
96
n
96
MET
96
B
MET
97
n
97
MET
97
B
MET
98
n
98
MET
98
B
ASP
99
n
99
ASP
99
B
GLU
100
n
100
GLU
100
B
VAL
101
n
101
VAL
101
B
HIS
102
n
102
HIS
102
B
LEU
103
n
103
LEU
103
B
GLN
104
n
104
GLN
104
B
LEU
105
n
105
LEU
105
B
THR
106
n
106
THR
106
B
LYS
107
n
107
LYS
107
B
MET
108
n
108
MET
108
B
ILE
109
n
109
ILE
109
B
LYS
110
n
110
LYS
110
B
GLY
111
n
111
GLY
111
B
ALA
112
n
112
ALA
112
B
THR
113
n
113
THR
113
B
PRO
114
n
114
PRO
114
B
PRO
115
n
115
PRO
115
B
ARG
116
n
116
ARG
116
B
LEU
117
n
117
LEU
117
B
ILE
118
n
118
ILE
118
B
ALA
119
n
119
ALA
119
B
LYS
120
n
120
LYS
120
B
PRO
121
n
121
PRO
121
B
VAL
122
n
122
VAL
122
B
ALA
123
n
123
ALA
123
B
LYS
124
n
124
LYS
124
B
ASP
125
n
125
ASP
125
B
ALA
126
n
126
ALA
126
B
ILE
127
n
127
ILE
127
B
GLU
128
n
128
GLU
128
B
MET
129
n
129
MET
129
B
GLU
130
n
130
GLU
130
B
TYR
131
n
131
TYR
131
B
VAL
132
n
132
VAL
132
B
SER
133
n
133
SER
133
B
LYS
134
n
134
LYS
134
B
ARG
135
n
135
ARG
135
B
LYS
136
n
136
LYS
136
B
MET
137
n
137
MET
137
B
TYR
138
n
138
TYR
138
B
ASP
139
n
139
ASP
139
B
TYR
140
n
140
TYR
140
B
PHE
141
n
141
PHE
141
B
LEU
142
n
142
LEU
142
B
GLY
143
n
143
GLY
143
B
LEU
144
n
144
LEU
144
B
ILE
145
n
145
ILE
145
B
GLU
146
n
146
GLU
146
B
GLY
147
n
147
GLY
147
B
SER
148
n
148
SER
148
B
SER
149
n
149
SER
149
B
LYS
150
n
150
LYS
150
B
PHE
151
n
151
PHE
151
B
PHE
152
n
152
PHE
152
B
LYS
153
n
153
LYS
153
B
GLU
154
n
154
GLU
154
B
GLU
155
n
155
GLU
155
B
ILE
156
n
156
ILE
156
B
SER
157
n
157
SER
157
B
VAL
158
n
158
VAL
158
B
GLU
159
n
159
GLU
159
B
GLU
160
n
160
GLU
160
B
VAL
161
n
161
VAL
161
B
GLU
162
n
162
GLU
162
B
ARG
163
n
163
ARG
163
B
GLY
164
n
164
GLY
164
B
GLU
165
n
165
GLU
165
B
LYS
166
n
166
LYS
166
B
ASP
167
n
167
ASP
167
B
GLY
168
n
168
GLY
168
B
PHE
169
n
169
PHE
169
B
SER
170
n
170
SER
170
B
ARG
171
n
171
ARG
171
B
LEU
172
n
172
LEU
172
B
LYS
173
n
173
LYS
173
B
VAL
174
n
174
VAL
174
B
ARG
175
n
175
ARG
175
B
ILE
176
n
176
ILE
176
B
LYS
177
n
177
LYS
177
B
PHE
178
n
178
PHE
178
B
LYS
179
n
179
LYS
179
B
ASN
180
n
180
ASN
180
B
PRO
181
n
181
PRO
181
B
VAL
182
n
182
VAL
182
B
PHE
183
n
183
PHE
183
B
GLU
184
n
184
GLU
184
B
TYR
185
n
185
TYR
185
B
LYS
186
n
186
LYS
186
B
LYS
187
n
187
LYS
187
B
n
188
188
B
author_defined_assembly
1
monomeric
author_defined_assembly
1
monomeric
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
NA
HEM
1_555
84.9
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
NB
HEM
1_555
90.3
A
HEM
500
C
NA
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
NB
HEM
1_555
89.1
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
NC
HEM
1_555
90.5
A
HEM
500
C
NA
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
NC
HEM
1_555
175.1
A
HEM
500
C
NB
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
NC
HEM
1_555
89.3
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
ND
HEM
1_555
88.3
A
HEM
500
C
NA
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
ND
HEM
1_555
90.6
A
HEM
500
C
NB
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
ND
HEM
1_555
178.5
A
HEM
500
C
NC
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
HEM
500
C
ND
HEM
1_555
90.9
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O1
OXY
1_555
178.6
A
HEM
500
C
NA
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O1
OXY
1_555
95.7
A
HEM
500
C
NB
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O1
OXY
1_555
88.4
A
HEM
500
C
NC
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O1
OXY
1_555
88.9
A
HEM
500
C
ND
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O1
OXY
1_555
93.1
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
154.4
A
HEM
500
C
NA
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
71.4
A
HEM
500
C
NB
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
98.5
A
HEM
500
C
NC
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
113.4
A
HEM
500
C
ND
HEM
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
82.7
A
OXY
501
D
O1
OXY
1_555
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
26.6
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
NA
HEM
1_555
87.7
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
NB
HEM
1_555
89.0
B
HEM
502
F
NA
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
NB
HEM
1_555
91.0
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
NC
HEM
1_555
93.4
B
HEM
502
F
NA
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
NC
HEM
1_555
178.8
B
HEM
502
F
NB
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
NC
HEM
1_555
89.4
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
ND
HEM
1_555
95.1
B
HEM
502
F
NA
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
ND
HEM
1_555
88.9
B
HEM
502
F
NB
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
ND
HEM
1_555
176.0
B
HEM
502
F
NC
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
HEM
502
F
ND
HEM
1_555
90.6
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O1
OXY
1_555
178.6
B
HEM
502
F
NA
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O1
OXY
1_555
92.9
B
HEM
502
F
NB
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O1
OXY
1_555
89.7
B
HEM
502
F
NC
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O1
OXY
1_555
85.9
B
HEM
502
F
ND
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O1
OXY
1_555
86.2
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
161.9
B
HEM
502
F
NA
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
74.4
B
HEM
502
F
NB
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
94.2
B
HEM
502
F
NC
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
104.4
B
HEM
502
F
ND
HEM
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
81.9
B
OXY
503
G
O1
OXY
1_555
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
19.0
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
VAL
122
A
N
VAL
122
A
O
ALA
126
A
O
ALA
126
A
N
TYR
131
A
N
TYR
131
A
O
LEU
172
A
O
LEU
172
A
O
ARG
175
A
O
ARG
175
A
N
GLU
159
A
N
GLU
159
B
N
LYS
120
B
N
LYS
120
B
O
GLU
128
B
O
GLU
128
B
N
TYR
131
B
N
TYR
131
B
O
LEU
172
B
O
LEU
172
B
O
LYS
173
B
O
LYS
173
B
N
GLU
162
B
N
GLU
162
1
B
CG
GLU
184
B
CG
GLU
184
1
Y
1
B
CD
GLU
184
B
CD
GLU
184
1
Y
1
B
OE1
GLU
184
B
OE1
GLU
184
1
Y
1
B
OE2
GLU
184
B
OE2
GLU
184
1
Y
1
B
CG
LYS
186
B
CG
LYS
186
1
Y
1
B
CD
LYS
186
B
CD
LYS
186
1
Y
1
B
CE
LYS
186
B
CE
LYS
186
1
Y
1
B
NZ
LYS
186
B
NZ
LYS
186
1
Y
1
B
CG
LYS
187
B
CG
LYS
187
1
Y
1
B
CD
LYS
187
B
CD
LYS
187
1
Y
1
B
CE
LYS
187
B
CE
LYS
187
1
Y
1
B
NZ
LYS
187
B
NZ
LYS
187
1
Y
1
B
ASN
188
B
ASN
188
1
Y
1
A
MET
108
-98.06
45.06
1
B
MET
108
-130.85
-60.33
1
B
LYS
134
-144.52
32.72
1
B
MET
137
-113.79
62.86
1
B
GLU
184
170.16
142.52
1
B
TYR
185
-67.28
77.64
PROTEIN_REP.PARAM
PROTEIN.TOP
HEME_PP_15JUN04.PARAM
HEME_PP_15JUN04.TOP
WATER_REP.PARAM
WATER.TOP
CHL.PARAM
CHL.TOP
43.6
2.50
0.00
-1.04
0.38
0.00
-2.88
0.257
0.005
0.227
1.77
29.97
2661
47068
44407
6.0
94.2
RANDOM
849353.05
0.000000
1
RESTRAINED
THROUGHOUT
0.0
3.0
MOLECULAR REPLACEMENT
pdb entry 1U4H
Engh & Huber
FLAT MODEL
61.3006
0.393477
0.28
0.25
5.00
0.21
0.19
1.77
29.97
268
3440
91
0
3081
0.007
1.6
21.2
0.97
1.40
1.50
2.18
2.00
2.86
2.00
3.81
2.50
0.39
0.035
0.342
1.81
124
2011
6
5.8
24.3
31.2
1.77
50
1U55
46008
46008
0
0
0.045
1
26.4
96.6
1.77
1.82
3.0
4536
0.312
2.5
97.5
refinement
CNS
1.1
data reduction
HKL-2000
data scaling
SCALEPACK
phasing
MOLREP
Crystal structure of an oxygen binding H-NOX domain related to soluble guanylate cyclases (oxygen complex)
1
N
N
1
N
N
2
N
N
3
N
N
4
N
N
2
N
N
3
N
N
5
N
N
5
N
N
A
LYS
2
A
LYS
2
HELX_P
A
GLY
18
A
GLY
18
1
1
17
A
GLY
18
A
GLY
18
HELX_P
A
VAL
29
A
VAL
29
1
2
12
A
ASP
44
A
ASP
44
HELX_P
A
GLY
60
A
GLY
60
1
3
17
A
ASN
62
A
ASN
62
HELX_P
A
PHE
82
A
PHE
82
1
4
21
A
PRO
83
A
PRO
83
HELX_P
A
PHE
86
A
PHE
86
5
5
4
A
ARG
90
A
ARG
90
HELX_P
A
LYS
107
A
LYS
107
1
6
18
A
MET
137
A
MET
137
HELX_P
A
LYS
153
A
LYS
153
1
7
17
B
LYS
2
B
LYS
2
HELX_P
B
SER
28
B
SER
28
1
8
27
B
ASP
44
B
ASP
44
HELX_P
B
GLY
60
B
GLY
60
1
9
17
B
ASN
62
B
ASN
62
HELX_P
B
PHE
82
B
PHE
82
1
10
21
B
PRO
83
B
PRO
83
HELX_P
B
PHE
86
B
PHE
86
5
11
4
B
ARG
90
B
ARG
90
HELX_P
B
GLN
104
B
GLN
104
1
12
15
B
MET
137
B
MET
137
HELX_P
B
LYS
153
B
LYS
153
1
13
17
metalc
2.124
A
HIS
102
A
NE2
HIS
102
1_555
A
HEM
500
C
FE
HEM
1_555
metalc
1.842
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O1
OXY
1_555
metalc
2.657
A
HEM
500
C
FE
HEM
1_555
A
OXY
501
D
O2
OXY
1_555
metalc
2.018
B
HIS
102
B
NE2
HIS
102
1_555
B
HEM
502
F
FE
HEM
1_555
metalc
1.760
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O1
OXY
1_555
metalc
2.816
B
HEM
502
F
FE
HEM
1_555
B
OXY
503
G
O2
OXY
1_555
SIGNALING PROTEIN
H-NOX domain, Heme, Oxygen sensor, Signal transduction, Chemotaxis, SIGNALING PROTEIN
Q8RBX6_THETN
UNP
1
1
Q8RBX6
MKGTIVGTWIKTLRDLYGNDVVDESLKSVGWEPDRVITPLEDIDDDEVRRIFAKVSEKTGKNVNEIWREVGRQNIKTFSE
WFPSYFAGRRLVNFLMMMDEVHLQLTKMIKGATPPRLIAKPVAKDAIEMEYVSKRKMYDYFLGLIEGSSKFFKEEISVEE
VERGEKDGFSRLKVRIKFKNPVFEYKKN
1
188
1U55
1
188
Q8RBX6
A
1
1
188
1
188
1U55
1
188
Q8RBX6
B
1
1
188
4
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ALA
119
A
ALA
119
A
ALA
123
A
ALA
123
A
ALA
126
A
ALA
126
A
SER
133
A
SER
133
A
PHE
169
A
PHE
169
A
PHE
178
A
PHE
178
A
ILE
156
A
ILE
156
A
LYS
166
A
LYS
166
B
ALA
119
B
ALA
119
B
ALA
123
B
ALA
123
B
ALA
126
B
ALA
126
B
SER
133
B
SER
133
B
PHE
169
B
PHE
169
B
PHE
178
B
PHE
178
B
ILE
156
B
ILE
156
B
LYS
166
B
LYS
166
BINDING SITE FOR RESIDUE CL B 189
B
CL
189
Software
2
BINDING SITE FOR RESIDUE HEM A 500
A
HEM
500
Software
23
BINDING SITE FOR RESIDUE OXY A 501
A
OXY
501
Software
4
BINDING SITE FOR RESIDUE HEM B 502
B
HEM
502
Software
21
BINDING SITE FOR RESIDUE OXY B 503
B
OXY
503
Software
4
A
LYS
2
A
LYS
2
2
1_555
B
SER
84
B
SER
84
2
1_555
A
MET
1
A
MET
1
23
1_555
A
LYS
2
A
LYS
2
23
1_555
A
ILE
5
A
ILE
5
23
1_555
A
PHE
78
A
PHE
78
23
1_555
A
TYR
85
A
TYR
85
23
1_555
A
PHE
86
A
PHE
86
23
1_555
A
MET
98
A
MET
98
23
1_555
A
HIS
102
A
HIS
102
23
1_555
A
LEU
105
A
LEU
105
23
1_555
A
THR
106
A
THR
106
23
1_555
A
THR
113
A
THR
113
23
1_555
A
PRO
114
A
PRO
114
23
1_555
A
PRO
115
A
PRO
115
23
1_555
A
TYR
131
A
TYR
131
23
1_555
A
SER
133
A
SER
133
23
1_555
A
ARG
135
A
ARG
135
23
1_555
A
MET
137
A
MET
137
23
1_555
A
TYR
140
A
TYR
140
23
1_555
A
LEU
144
A
LEU
144
23
1_555
A
ILE
145
A
ILE
145
23
1_555
A
OXY
501
D
OXY
23
1_555
A
HOH
521
H
HOH
23
1_555
A
HOH
581
H
HOH
23
1_555
A
PHE
78
A
PHE
78
4
1_555
A
TYR
140
A
TYR
140
4
1_555
A
LEU
144
A
LEU
144
4
1_555
A
HEM
500
C
HEM
4
1_555
B
MET
1
B
MET
1
21
1_555
B
ILE
5
B
ILE
5
21
1_555
B
PHE
78
B
PHE
78
21
1_555
B
TYR
85
B
TYR
85
21
1_555
B
PHE
94
B
PHE
94
21
1_555
B
MET
98
B
MET
98
21
1_555
B
HIS
102
B
HIS
102
21
1_555
B
LEU
105
B
LEU
105
21
1_555
B
ALA
112
B
ALA
112
21
1_555
B
THR
113
B
THR
113
21
1_555
B
PRO
114
B
PRO
114
21
1_555
B
PRO
115
B
PRO
115
21
1_555
B
LEU
117
B
LEU
117
21
1_555
B
TYR
131
B
TYR
131
21
1_555
B
SER
133
B
SER
133
21
1_555
B
ARG
135
B
ARG
135
21
1_555
B
MET
137
B
MET
137
21
1_555
B
PHE
141
B
PHE
141
21
1_555
B
LEU
144
B
LEU
144
21
1_555
B
ILE
145
B
ILE
145
21
1_555
B
OXY
503
G
OXY
21
1_555
B
ILE
5
B
ILE
5
4
1_555
B
PHE
78
B
PHE
78
4
1_555
B
TYR
140
B
TYR
140
4
1_555
B
HEM
502
F
HEM
4
1_555
5
C 1 2 1