0.015390
0.000000
0.000000
0.000000
0.015390
0.000000
0.000000
0.000000
0.013475
0.00000
0.00000
0.00000
Owens, C.P.
Goulding, C.W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
64.978
64.978
74.211
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
Plos Pathog.
1553-7366
8
e1002559
e1002559
10.1371/journal.ppat.1002559
22412371
Differential function of lip residues in the mechanism and biology of an anthrax hemophore.
2012
10.2210/pdb3sik/pdb
pdb_00003sik
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
77
1
CCD
2011-05-01
MARMOSAIC 325 mm CCD
SINGLE WAVELENGTH
M
x-ray
1
1.00
1.0
BL9-2
SSRL
1.00
SYNCHROTRON
SSRL BEAMLINE BL9-2
14851.796
Conserved domain protein
UNP Residues 27-152
2
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
2
syn
non-polymer
18.015
water
87
nat
water
Iron Transport-associated domain protein
no
no
GSHMASAKAATKLADGKYNIAFTVWKGDKDESSRMNRYFESPATLTVKNGKQYVSFKVKDSTSIKSFQVEKDGQFVETTV
LSENKKDNTRVVEFEVADLSKKLNGKVKINIPIINYNASYDIRFVFDGNSIK
GSHMASAKAATKLADGKYNIAFTVWKGDKDESSRMNRYFESPATLTVKNGKQYVSFKVKDSTSIKSFQVEKDGQFVETTV
LSENKKDNTRVVEFEVADLSKKLNGKVKINIPIINYNASYDIRFVFDGNSIK
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
anthrax,anthrax bacterium
sample
BAS4443, BA_4788, GBAA_4788, IsdX1
1392
Bacillus anthracis
469008
Escherichia coli
Bl21 Gold (DE3)
plasmid
pET28a
1
2.64
53.36
VAPOR DIFFUSION, HANGING DROP
9
0.1 M SPG buffer, 25% polyethylene glycol 1500, pH 9, VAPOR DIFFUSION, HANGING DROP, temperature 295K
295
chem_comp_atom
chem_comp_bond
database_2
struct_ref_seq_dif
struct_site
repository
Initial release
Data collection
Database references
Derived calculations
1
0
2012-05-02
1
1
2024-02-28
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Related NEAT domain protein
Related NEAT domain protein
Related NEAT domain protein
Related NEAT domain protein
RCSB
Y
RCSB
2011-06-19
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
HOH
water
HEM
154
2
HEM
HEM
154
A
HEM
154
2
HEM
HEM
154
B
HOH
1
3
HOH
HOH
1
A
HOH
2
3
HOH
HOH
2
A
HOH
3
3
HOH
HOH
3
A
HOH
4
3
HOH
HOH
4
A
HOH
5
3
HOH
HOH
5
A
HOH
6
3
HOH
HOH
6
A
HOH
7
3
HOH
HOH
7
A
HOH
8
3
HOH
HOH
8
A
HOH
9
3
HOH
HOH
9
A
HOH
10
3
HOH
HOH
10
A
HOH
11
3
HOH
HOH
11
A
HOH
12
3
HOH
HOH
12
A
HOH
13
3
HOH
HOH
13
A
HOH
14
3
HOH
HOH
14
A
HOH
15
3
HOH
HOH
15
A
HOH
16
3
HOH
HOH
16
A
HOH
17
3
HOH
HOH
17
A
HOH
18
3
HOH
HOH
18
A
HOH
19
3
HOH
HOH
19
A
HOH
20
3
HOH
HOH
20
A
HOH
21
3
HOH
HOH
153
A
HOH
22
3
HOH
HOH
155
A
HOH
23
3
HOH
HOH
156
A
HOH
24
3
HOH
HOH
157
A
HOH
25
3
HOH
HOH
158
A
HOH
26
3
HOH
HOH
159
A
HOH
27
3
HOH
HOH
160
A
HOH
28
3
HOH
HOH
161
A
HOH
29
3
HOH
HOH
162
A
HOH
30
3
HOH
HOH
163
A
HOH
31
3
HOH
HOH
164
A
HOH
32
3
HOH
HOH
165
A
HOH
33
3
HOH
HOH
166
A
HOH
34
3
HOH
HOH
167
A
HOH
35
3
HOH
HOH
168
A
HOH
64
3
HOH
HOH
169
A
HOH
65
3
HOH
HOH
170
A
HOH
71
3
HOH
HOH
171
A
HOH
72
3
HOH
HOH
172
A
HOH
74
3
HOH
HOH
173
A
HOH
77
3
HOH
HOH
174
A
HOH
79
3
HOH
HOH
175
A
HOH
81
3
HOH
HOH
176
A
HOH
83
3
HOH
HOH
177
A
HOH
84
3
HOH
HOH
178
A
HOH
85
3
HOH
HOH
179
A
HOH
36
3
HOH
HOH
153
B
HOH
37
3
HOH
HOH
155
B
HOH
38
3
HOH
HOH
156
B
HOH
39
3
HOH
HOH
157
B
HOH
40
3
HOH
HOH
158
B
HOH
41
3
HOH
HOH
159
B
HOH
42
3
HOH
HOH
160
B
HOH
43
3
HOH
HOH
161
B
HOH
44
3
HOH
HOH
162
B
HOH
45
3
HOH
HOH
163
B
HOH
46
3
HOH
HOH
164
B
HOH
47
3
HOH
HOH
165
B
HOH
48
3
HOH
HOH
166
B
HOH
49
3
HOH
HOH
167
B
HOH
50
3
HOH
HOH
168
B
HOH
51
3
HOH
HOH
169
B
HOH
52
3
HOH
HOH
170
B
HOH
53
3
HOH
HOH
171
B
HOH
54
3
HOH
HOH
172
B
HOH
55
3
HOH
HOH
173
B
HOH
56
3
HOH
HOH
174
B
HOH
57
3
HOH
HOH
175
B
HOH
58
3
HOH
HOH
176
B
HOH
59
3
HOH
HOH
177
B
HOH
60
3
HOH
HOH
178
B
HOH
61
3
HOH
HOH
179
B
HOH
62
3
HOH
HOH
180
B
HOH
63
3
HOH
HOH
181
B
HOH
66
3
HOH
HOH
182
B
HOH
67
3
HOH
HOH
183
B
HOH
68
3
HOH
HOH
184
B
HOH
69
3
HOH
HOH
185
B
HOH
70
3
HOH
HOH
186
B
HOH
73
3
HOH
HOH
187
B
HOH
75
3
HOH
HOH
188
B
HOH
76
3
HOH
HOH
189
B
HOH
78
3
HOH
HOH
190
B
HOH
80
3
HOH
HOH
191
B
HOH
82
3
HOH
HOH
192
B
HOH
86
3
HOH
HOH
193
B
HOH
87
3
HOH
HOH
194
B
n
1
21
A
n
2
22
A
n
3
23
A
n
4
24
A
n
5
25
A
n
6
26
A
n
7
27
A
n
8
28
A
n
9
29
A
ALA
30
n
10
ALA
30
A
THR
31
n
11
THR
31
A
LYS
32
n
12
LYS
32
A
LEU
33
n
13
LEU
33
A
ALA
34
n
14
ALA
34
A
ASP
35
n
15
ASP
35
A
GLY
36
n
16
GLY
36
A
LYS
37
n
17
LYS
37
A
TYR
38
n
18
TYR
38
A
ASN
39
n
19
ASN
39
A
ILE
40
n
20
ILE
40
A
ALA
41
n
21
ALA
41
A
PHE
42
n
22
PHE
42
A
THR
43
n
23
THR
43
A
VAL
44
n
24
VAL
44
A
TRP
45
n
25
TRP
45
A
LYS
46
n
26
LYS
46
A
GLY
47
n
27
GLY
47
A
ASP
48
n
28
ASP
48
A
LYS
49
n
29
LYS
49
A
ASP
50
n
30
ASP
50
A
GLU
51
n
31
GLU
51
A
SER
52
n
32
SER
52
A
SER
53
n
33
SER
53
A
ARG
54
n
34
ARG
54
A
MET
55
n
35
MET
55
A
ASN
56
n
36
ASN
56
A
ARG
57
n
37
ARG
57
A
TYR
58
n
38
TYR
58
A
PHE
59
n
39
PHE
59
A
GLU
60
n
40
GLU
60
A
SER
61
n
41
SER
61
A
PRO
62
n
42
PRO
62
A
ALA
63
n
43
ALA
63
A
THR
64
n
44
THR
64
A
LEU
65
n
45
LEU
65
A
THR
66
n
46
THR
66
A
VAL
67
n
47
VAL
67
A
LYS
68
n
48
LYS
68
A
ASN
69
n
49
ASN
69
A
GLY
70
n
50
GLY
70
A
LYS
71
n
51
LYS
71
A
GLN
72
n
52
GLN
72
A
TYR
73
n
53
TYR
73
A
VAL
74
n
54
VAL
74
A
SER
75
n
55
SER
75
A
PHE
76
n
56
PHE
76
A
LYS
77
n
57
LYS
77
A
VAL
78
n
58
VAL
78
A
LYS
79
n
59
LYS
79
A
ASP
80
n
60
ASP
80
A
SER
81
n
61
SER
81
A
THR
82
n
62
THR
82
A
SER
83
n
63
SER
83
A
ILE
84
n
64
ILE
84
A
LYS
85
n
65
LYS
85
A
SER
86
n
66
SER
86
A
PHE
87
n
67
PHE
87
A
GLN
88
n
68
GLN
88
A
VAL
89
n
69
VAL
89
A
GLU
90
n
70
GLU
90
A
LYS
91
n
71
LYS
91
A
ASP
92
n
72
ASP
92
A
GLY
93
n
73
GLY
93
A
GLN
94
n
74
GLN
94
A
PHE
95
n
75
PHE
95
A
VAL
96
n
76
VAL
96
A
GLU
97
n
77
GLU
97
A
THR
98
n
78
THR
98
A
THR
99
n
79
THR
99
A
VAL
100
n
80
VAL
100
A
LEU
101
n
81
LEU
101
A
SER
102
n
82
SER
102
A
GLU
103
n
83
GLU
103
A
ASN
104
n
84
ASN
104
A
LYS
105
n
85
LYS
105
A
LYS
106
n
86
LYS
106
A
ASP
107
n
87
ASP
107
A
ASN
108
n
88
ASN
108
A
THR
109
n
89
THR
109
A
ARG
110
n
90
ARG
110
A
VAL
111
n
91
VAL
111
A
VAL
112
n
92
VAL
112
A
GLU
113
n
93
GLU
113
A
PHE
114
n
94
PHE
114
A
GLU
115
n
95
GLU
115
A
VAL
116
n
96
VAL
116
A
ALA
117
n
97
ALA
117
A
ASP
118
n
98
ASP
118
A
LEU
119
n
99
LEU
119
A
SER
120
n
100
SER
120
A
LYS
121
n
101
LYS
121
A
LYS
122
n
102
LYS
122
A
LEU
123
n
103
LEU
123
A
ASN
124
n
104
ASN
124
A
GLY
125
n
105
GLY
125
A
LYS
126
n
106
LYS
126
A
VAL
127
n
107
VAL
127
A
LYS
128
n
108
LYS
128
A
ILE
129
n
109
ILE
129
A
ASN
130
n
110
ASN
130
A
ILE
131
n
111
ILE
131
A
PRO
132
n
112
PRO
132
A
ILE
133
n
113
ILE
133
A
ILE
134
n
114
ILE
134
A
ASN
135
n
115
ASN
135
A
TYR
136
n
116
TYR
136
A
ASN
137
n
117
ASN
137
A
ALA
138
n
118
ALA
138
A
SER
139
n
119
SER
139
A
TYR
140
n
120
TYR
140
A
ASP
141
n
121
ASP
141
A
ILE
142
n
122
ILE
142
A
ARG
143
n
123
ARG
143
A
PHE
144
n
124
PHE
144
A
VAL
145
n
125
VAL
145
A
PHE
146
n
126
PHE
146
A
ASP
147
n
127
ASP
147
A
GLY
148
n
128
GLY
148
A
ASN
149
n
129
ASN
149
A
SER
150
n
130
SER
150
A
ILE
151
n
131
ILE
151
A
LYS
152
n
132
LYS
152
A
n
1
21
B
n
2
22
B
n
3
23
B
n
4
24
B
n
5
25
B
n
6
26
B
n
7
27
B
n
8
28
B
n
9
29
B
n
10
30
B
THR
31
n
11
THR
31
B
LYS
32
n
12
LYS
32
B
LEU
33
n
13
LEU
33
B
ALA
34
n
14
ALA
34
B
ASP
35
n
15
ASP
35
B
GLY
36
n
16
GLY
36
B
LYS
37
n
17
LYS
37
B
TYR
38
n
18
TYR
38
B
ASN
39
n
19
ASN
39
B
ILE
40
n
20
ILE
40
B
ALA
41
n
21
ALA
41
B
PHE
42
n
22
PHE
42
B
THR
43
n
23
THR
43
B
VAL
44
n
24
VAL
44
B
TRP
45
n
25
TRP
45
B
LYS
46
n
26
LYS
46
B
GLY
47
n
27
GLY
47
B
ASP
48
n
28
ASP
48
B
LYS
49
n
29
LYS
49
B
ASP
50
n
30
ASP
50
B
GLU
51
n
31
GLU
51
B
SER
52
n
32
SER
52
B
SER
53
n
33
SER
53
B
ARG
54
n
34
ARG
54
B
MET
55
n
35
MET
55
B
ASN
56
n
36
ASN
56
B
ARG
57
n
37
ARG
57
B
TYR
58
n
38
TYR
58
B
PHE
59
n
39
PHE
59
B
GLU
60
n
40
GLU
60
B
SER
61
n
41
SER
61
B
PRO
62
n
42
PRO
62
B
ALA
63
n
43
ALA
63
B
THR
64
n
44
THR
64
B
LEU
65
n
45
LEU
65
B
THR
66
n
46
THR
66
B
VAL
67
n
47
VAL
67
B
LYS
68
n
48
LYS
68
B
ASN
69
n
49
ASN
69
B
GLY
70
n
50
GLY
70
B
LYS
71
n
51
LYS
71
B
GLN
72
n
52
GLN
72
B
TYR
73
n
53
TYR
73
B
VAL
74
n
54
VAL
74
B
SER
75
n
55
SER
75
B
PHE
76
n
56
PHE
76
B
LYS
77
n
57
LYS
77
B
VAL
78
n
58
VAL
78
B
LYS
79
n
59
LYS
79
B
ASP
80
n
60
ASP
80
B
SER
81
n
61
SER
81
B
THR
82
n
62
THR
82
B
SER
83
n
63
SER
83
B
ILE
84
n
64
ILE
84
B
LYS
85
n
65
LYS
85
B
SER
86
n
66
SER
86
B
PHE
87
n
67
PHE
87
B
GLN
88
n
68
GLN
88
B
VAL
89
n
69
VAL
89
B
GLU
90
n
70
GLU
90
B
LYS
91
n
71
LYS
91
B
ASP
92
n
72
ASP
92
B
GLY
93
n
73
GLY
93
B
GLN
94
n
74
GLN
94
B
PHE
95
n
75
PHE
95
B
VAL
96
n
76
VAL
96
B
GLU
97
n
77
GLU
97
B
THR
98
n
78
THR
98
B
THR
99
n
79
THR
99
B
VAL
100
n
80
VAL
100
B
LEU
101
n
81
LEU
101
B
SER
102
n
82
SER
102
B
GLU
103
n
83
GLU
103
B
ASN
104
n
84
ASN
104
B
LYS
105
n
85
LYS
105
B
LYS
106
n
86
LYS
106
B
ASP
107
n
87
ASP
107
B
ASN
108
n
88
ASN
108
B
THR
109
n
89
THR
109
B
ARG
110
n
90
ARG
110
B
VAL
111
n
91
VAL
111
B
VAL
112
n
92
VAL
112
B
GLU
113
n
93
GLU
113
B
PHE
114
n
94
PHE
114
B
GLU
115
n
95
GLU
115
B
VAL
116
n
96
VAL
116
B
ALA
117
n
97
ALA
117
B
ASP
118
n
98
ASP
118
B
LEU
119
n
99
LEU
119
B
SER
120
n
100
SER
120
B
LYS
121
n
101
LYS
121
B
LYS
122
n
102
LYS
122
B
LEU
123
n
103
LEU
123
B
ASN
124
n
104
ASN
124
B
GLY
125
n
105
GLY
125
B
LYS
126
n
106
LYS
126
B
VAL
127
n
107
VAL
127
B
LYS
128
n
108
LYS
128
B
ILE
129
n
109
ILE
129
B
ASN
130
n
110
ASN
130
B
ILE
131
n
111
ILE
131
B
PRO
132
n
112
PRO
132
B
ILE
133
n
113
ILE
133
B
ILE
134
n
114
ILE
134
B
ASN
135
n
115
ASN
135
B
TYR
136
n
116
TYR
136
B
ASN
137
n
117
ASN
137
B
ALA
138
n
118
ALA
138
B
SER
139
n
119
SER
139
B
TYR
140
n
120
TYR
140
B
ASP
141
n
121
ASP
141
B
ILE
142
n
122
ILE
142
B
ARG
143
n
123
ARG
143
B
PHE
144
n
124
PHE
144
B
VAL
145
n
125
VAL
145
B
PHE
146
n
126
PHE
146
B
ASP
147
n
127
ASP
147
B
GLY
148
n
128
GLY
148
B
ASN
149
n
129
ASN
149
B
SER
150
n
130
SER
150
B
ILE
151
n
131
ILE
151
B
LYS
152
n
132
LYS
152
B
1
0.502
author_and_software_defined_assembly
PISA
1
monomeric
author_and_software_defined_assembly
PISA
1
monomeric
A
TYR
136
A
OH
TYR
116
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
NA
HEM
1_555
96.0
A
TYR
136
A
OH
TYR
116
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
NB
HEM
1_555
97.9
A
HEM
154
C
NA
HEM
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
NB
HEM
1_555
86.0
A
TYR
136
A
OH
TYR
116
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
NC
HEM
1_555
94.8
A
HEM
154
C
NA
HEM
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
NC
HEM
1_555
169.1
A
HEM
154
C
NB
HEM
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
NC
HEM
1_555
93.1
A
TYR
136
A
OH
TYR
116
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
ND
HEM
1_555
91.9
A
HEM
154
C
NA
HEM
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
ND
HEM
1_555
90.1
A
HEM
154
C
NB
HEM
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
ND
HEM
1_555
169.7
A
HEM
154
C
NC
HEM
1_555
A
HEM
154
C
FE
HEM
1_555
A
HEM
154
C
ND
HEM
1_555
88.9
B
TYR
136
B
OH
TYR
116
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
NA
HEM
1_555
106.7
B
TYR
136
B
OH
TYR
116
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
NB
HEM
1_555
94.6
B
HEM
154
D
NA
HEM
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
NB
HEM
1_555
86.4
B
TYR
136
B
OH
TYR
116
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
NC
HEM
1_555
92.0
B
HEM
154
D
NA
HEM
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
NC
HEM
1_555
161.2
B
HEM
154
D
NB
HEM
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
NC
HEM
1_555
90.1
B
TYR
136
B
OH
TYR
116
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
ND
HEM
1_555
103.7
B
HEM
154
D
NA
HEM
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
ND
HEM
1_555
91.3
B
HEM
154
D
NB
HEM
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
ND
HEM
1_555
161.4
B
HEM
154
D
NC
HEM
1_555
B
HEM
154
D
FE
HEM
1_555
B
HEM
154
D
ND
HEM
1_555
86.2
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
O
GLN
94
A
O
GLN
74
A
N
LYS
91
A
N
LYS
71
A
N
GLN
88
A
N
GLN
68
A
O
LYS
126
A
O
LYS
106
A
N
ILE
131
A
N
ILE
111
A
O
TYR
136
A
O
TYR
116
A
O
ARG
143
A
O
ARG
123
A
N
TRP
45
A
N
TRP
25
A
N
TYR
38
A
N
TYR
18
A
O
LEU
65
A
O
LEU
45
A
N
THR
64
A
N
THR
44
A
O
SER
75
A
O
SER
55
A
N
VAL
78
A
N
VAL
58
A
O
ARG
110
A
O
ARG
90
A
O
VAL
111
A
O
VAL
91
A
N
SER
102
A
N
SER
82
B
N
ILE
40
B
N
ILE
20
B
O
ALA
63
B
O
ALA
43
B
N
THR
66
B
N
THR
46
B
O
TYR
73
B
O
TYR
53
B
N
VAL
78
B
N
VAL
58
B
O
ARG
110
B
O
ARG
90
B
O
THR
109
B
O
THR
89
B
N
ASN
104
B
N
ASN
84
B
N
THR
43
B
N
THR
23
B
O
VAL
145
B
O
VAL
125
B
O
PHE
144
B
O
PHE
124
B
N
LEU
123
B
N
LEU
103
B
O
LYS
126
B
O
LYS
106
B
N
GLN
88
B
N
GLN
68
B
N
VAL
89
B
N
VAL
69
B
O
VAL
96
B
O
VAL
76
1
A
CG
LYS
32
A
CG
LYS
12
1
Y
1
A
CD
LYS
32
A
CD
LYS
12
1
Y
1
A
CE
LYS
32
A
CE
LYS
12
1
Y
1
A
NZ
LYS
32
A
NZ
LYS
12
1
Y
1
A
CG
LYS
152
A
CG
LYS
132
1
Y
1
A
CD
LYS
152
A
CD
LYS
132
1
Y
1
A
CE
LYS
152
A
CE
LYS
132
1
Y
1
A
NZ
LYS
152
A
NZ
LYS
132
1
Y
1
B
CG
LYS
32
B
CG
LYS
12
1
Y
1
B
CD
LYS
32
B
CD
LYS
12
1
Y
1
B
CE
LYS
32
B
CE
LYS
12
1
Y
1
B
NZ
LYS
32
B
NZ
LYS
12
1
Y
1
B
CG
LYS
152
B
CG
LYS
132
1
Y
1
B
CD
LYS
152
B
CD
LYS
132
1
Y
1
B
CE
LYS
152
B
CE
LYS
132
1
Y
1
B
NZ
LYS
152
B
NZ
LYS
132
1
Y
1
A
GLY
21
A
GLY
1
1
Y
1
A
SER
22
A
SER
2
1
Y
1
A
HIS
23
A
HIS
3
1
Y
1
A
MET
24
A
MET
4
1
Y
1
A
ALA
25
A
ALA
5
1
Y
1
A
SER
26
A
SER
6
1
Y
1
A
ALA
27
A
ALA
7
1
Y
1
A
LYS
28
A
LYS
8
1
Y
1
A
ALA
29
A
ALA
9
1
Y
1
B
GLY
21
B
GLY
1
1
Y
1
B
SER
22
B
SER
2
1
Y
1
B
HIS
23
B
HIS
3
1
Y
1
B
MET
24
B
MET
4
1
Y
1
B
ALA
25
B
ALA
5
1
Y
1
B
SER
26
B
SER
6
1
Y
1
B
ALA
27
B
ALA
7
1
Y
1
B
LYS
28
B
LYS
8
1
Y
1
B
ALA
29
B
ALA
9
1
Y
1
B
ALA
30
B
ALA
10
1
Y
1
A
A
O
OG
ASP
SER
147
150
2.07
1
B
B
O
OG
ASP
SER
147
150
2.13
-0.6921
0.0000
0.0000
-0.6921
-0.0000
1.3842
0.2345
0.1956
0.1984
2.149
32.489
842
16711
5.04
99.06
1
1.35
MOLECULAR REPLACEMENT
28.21
0.95
1.20
TWIN_LSQ_F
FLAT BULK SOLVENT MODEL
44.340
0.356
2.149
32.489
87
2127
86
0
1954
0.008
2086
1.292
2837
15.629
754
0.079
299
0.004
354
0.3231
0.3215
2.2847
155
2599
94.00
0.3419
0.3181
2.4588
149
2633
95.00
0.3368
0.3024
2.7020
137
2630
95.00
0.2739
0.2650
3.0834
133
2640
95.00
0.2442
0.1781
3.8493
153
2605
94.00
0.1545
0.1234
10.1604
115
2622
93.00
2.149
50
3SIK
16738
1
1
43.79
15
0.331
2.149
2.23
7.2
1
100
data collection
HKL-2000
refinement
PHENIX
(phenix.refine: 1.7.1_743)
data reduction
HKL-2000
data scaling
HKL-2000
Crystal structure of the Bacillus anthracis hemophore IsdX1 complexed with heme
1
N
N
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
A
SER
53
A
SER
33
HELX_P
A
TYR
58
A
TYR
38
5
1
6
A
PRO
132
A
PRO
112
HELX_P
A
ASN
135
A
ASN
115
5
2
4
A
GLY
148
A
GLY
128
HELX_P
A
ILE
151
A
ILE
131
5
3
4
B
SER
53
B
SER
33
HELX_P
B
ARG
57
B
ARG
37
5
4
5
metalc
2.279
A
TYR
136
A
OH
TYR
116
1_555
A
HEM
154
C
FE
HEM
1_555
metalc
2.311
B
TYR
136
B
OH
TYR
116
1_555
B
HEM
154
D
FE
HEM
1_555
TRANSPORT PROTEIN
NEAT domain, Heme scavenging, TRANSPORT PROTEIN
A
SER
61
A
SER
41
1
A
PRO
62
A
PRO
42
0.17
B
SER
61
B
SER
41
1
B
PRO
62
B
PRO
42
-1.45
Q81L44_BACAN
UNP
1
27
Q81L44
AKAATKLADGKYNIAFTVWKGDKDESSRMNRYFESPATLTVKNGKQYVSFKVKDSTSIKSFQVEKDGQFVETTVLSENKK
DNTRVVEFEVADLSKKLNGKVKINIPIINYNASYDIRFVFDGNSIK
27
152
3SIK
27
152
Q81L44
A
1
7
132
27
152
3SIK
27
152
Q81L44
B
1
7
132
1
expression tag
GLY
21
3SIK
A
Q81L44
UNP
1
1
expression tag
SER
22
3SIK
A
Q81L44
UNP
2
1
expression tag
HIS
23
3SIK
A
Q81L44
UNP
3
1
expression tag
MET
24
3SIK
A
Q81L44
UNP
4
1
expression tag
ALA
25
3SIK
A
Q81L44
UNP
5
1
expression tag
SER
26
3SIK
A
Q81L44
UNP
6
2
expression tag
GLY
21
3SIK
B
Q81L44
UNP
1
2
expression tag
SER
22
3SIK
B
Q81L44
UNP
2
2
expression tag
HIS
23
3SIK
B
Q81L44
UNP
3
2
expression tag
MET
24
3SIK
B
Q81L44
UNP
4
2
expression tag
ALA
25
3SIK
B
Q81L44
UNP
5
2
expression tag
SER
26
3SIK
B
Q81L44
UNP
6
9
5
5
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLN
94
A
GLN
74
A
GLU
97
A
GLU
77
A
ILE
84
A
ILE
64
A
LYS
91
A
LYS
71
A
LEU
123
A
LEU
103
A
ILE
131
A
ILE
111
A
TYR
136
A
TYR
116
A
ASP
147
A
ASP
127
A
GLY
36
A
GLY
16
A
LYS
46
A
LYS
26
A
ALA
63
A
ALA
43
A
LYS
68
A
LYS
48
A
LYS
71
A
LYS
51
A
LYS
79
A
LYS
59
A
THR
109
A
THR
89
A
GLU
115
A
GLU
95
A
THR
99
A
THR
79
A
ASN
104
A
ASN
84
B
GLY
36
B
GLY
16
B
ILE
40
B
ILE
20
B
ALA
63
B
ALA
43
B
LYS
68
B
LYS
48
B
LYS
71
B
LYS
51
B
VAL
78
B
VAL
58
B
THR
109
B
THR
89
B
GLU
115
B
GLU
95
B
THR
99
B
THR
79
B
ASN
104
B
ASN
84
B
PHE
42
B
PHE
22
B
LYS
46
B
LYS
26
B
ASN
137
B
ASN
117
B
PHE
146
B
PHE
126
B
LYS
122
B
LYS
102
B
ASN
130
B
ASN
110
B
ILE
84
B
ILE
64
B
GLU
90
B
GLU
70
B
PHE
95
B
PHE
75
B
GLU
97
B
GLU
77
BINDING SITE FOR RESIDUE HEM A 154
A
HEM
154
Software
15
BINDING SITE FOR RESIDUE HEM B 154
B
HEM
154
Software
12
A
LYS
46
A
LYS
26
15
1_555
A
SER
53
A
SER
33
15
1_555
A
ARG
54
A
ARG
34
15
1_555
A
MET
55
A
MET
35
15
1_555
A
TYR
58
A
TYR
38
15
1_555
A
ASP
80
A
ASP
60
15
1_555
A
SER
83
A
SER
63
15
1_555
A
ILE
129
A
ILE
109
15
1_555
A
ILE
131
A
ILE
111
15
1_555
A
ILE
134
A
ILE
114
15
1_555
A
TYR
136
A
TYR
116
15
1_555
A
TYR
140
A
TYR
120
15
1_555
B
ARG
54
B
ARG
34
15
2_654
B
TYR
58
B
TYR
38
15
2_654
B
HEM
154
D
HEM
15
2_654
A
ARG
54
A
ARG
34
12
2_655
A
HEM
154
C
HEM
12
2_655
B
SER
53
B
SER
33
12
1_555
B
ARG
54
B
ARG
34
12
1_555
B
MET
55
B
MET
35
12
1_555
B
TYR
58
B
TYR
38
12
1_555
B
ILE
84
B
ILE
64
12
1_555
B
ILE
129
B
ILE
109
12
1_555
B
ILE
131
B
ILE
111
12
1_555
B
TYR
136
B
TYR
116
12
1_555
B
TYR
140
B
TYR
120
12
1_555
B
HOH
156
F
HOH
12
1_555
78
P 43