0.009167
0.000000
0.000000
0.000000
0.009167
0.000000
0.000000
0.000000
0.009167
0.00000
0.00000
0.00000
Owens, C.P.
Goulding, C.W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
24
90.00
90.00
90.00
109.090
109.090
109.090
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
Zn 2
65.409
ZINC ION
non-polymer
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
452
N
ZN
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
J.Biol.Chem.
JBCHA3
0071
0021-9258
288
8479
8490
10.1074/jbc.M112.430009
23364793
The Near-iron Transporter (NEAT) Domains of the Anthrax Hemophore IsdX2 Require a Critical Glutamine to Extract Heme from Methemoglobin.
2013
10.2210/pdb4h8q/pdb
pdb_00004h8q
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
2012-06-12
MARMOSAIC 325 mm CCD
Double crystal monochromator
SINGLE WAVELENGTH
M
x-ray
1
1
1.0
BL9-2
SSRL
1
SYNCHROTRON
SSRL BEAMLINE BL9-2
14679.691
Iron Transport-associated domain protein
NEAT5 domain, UNP residues 675-797
Q29T
1
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
1
syn
non-polymer
65.409
ZINC ION
1
syn
non-polymer
18.015
water
130
nat
water
IsdX2
no
no
GSHMASDPKNLKDGQYDIAFKVLKDKTEEISMMNTYVVSPARLTVKDGKKYIAMTLKNSEWITKFQTEKNGGFADAKVVS
EDKAANTRVVEFEANDLFAKLNAKVKVDIDSMNYHHFYDVQIQFDPTKI
GSHMASDPKNLKDGQYDIAFKVLKDKTEEISMMNTYVVSPARLTVKDGKKYIAMTLKNSEWITKFQTEKNGGFADAKVVS
EDKAANTRVVEFEANDLFAKLNAKVKVDIDSMNYHHFYDVQIQFDPTKI
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
anthrax
sample
BA_4787, BAS4442, GBAA_4787
1392
Bacillus anthracis
562
Escherichia coli
1
3.85
68.1
VAPOR DIFFUSION, HANGING DROP
5.25
5% PEG 3000, 0.2 M Zn acetate and 0.1 M sodium acetate pH 5.25, VAPOR DIFFUSION, HANGING DROP, temperature 293K
293
chem_comp_atom
chem_comp_bond
database_2
pdbx_initial_refinement_model
software
struct_ref_seq_dif
struct_site
repository
Initial release
Database references
Data collection
Database references
Derived calculations
Refinement description
1
0
2013-02-06
1
1
2013-05-01
1
2
2023-09-20
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_software.name
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Holo-IsdX1, a B. anthacis hemophore
IsdA, a related NEAT domain protein
IsdC, a related NEAT domain protein
IsdH, a related NEAT domain protein
IsdB, a related NEAT domain protein
Apo-IsdX1, a B. anthacis hemophore
WT-IsdX2 NEAT5
RCSB
Y
RCSB
2012-09-23
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
ZN
ZINC ION
HOH
water
4H8P
PDB
experimental model
HEM
154
2
HEM
HEM
201
A
ZN
1
3
ZN
ZN
202
A
HOH
1
4
HOH
HOH
301
A
HOH
2
4
HOH
HOH
302
A
HOH
3
4
HOH
HOH
303
A
HOH
4
4
HOH
HOH
304
A
HOH
5
4
HOH
HOH
305
A
HOH
6
4
HOH
HOH
306
A
HOH
7
4
HOH
HOH
307
A
HOH
8
4
HOH
HOH
308
A
HOH
9
4
HOH
HOH
309
A
HOH
10
4
HOH
HOH
310
A
HOH
11
4
HOH
HOH
311
A
HOH
12
4
HOH
HOH
312
A
HOH
13
4
HOH
HOH
313
A
HOH
14
4
HOH
HOH
314
A
HOH
15
4
HOH
HOH
315
A
HOH
16
4
HOH
HOH
316
A
HOH
17
4
HOH
HOH
317
A
HOH
18
4
HOH
HOH
318
A
HOH
19
4
HOH
HOH
319
A
HOH
20
4
HOH
HOH
320
A
HOH
21
4
HOH
HOH
321
A
HOH
22
4
HOH
HOH
322
A
HOH
23
4
HOH
HOH
323
A
HOH
24
4
HOH
HOH
324
A
HOH
25
4
HOH
HOH
325
A
HOH
26
4
HOH
HOH
326
A
HOH
27
4
HOH
HOH
327
A
HOH
28
4
HOH
HOH
328
A
HOH
29
4
HOH
HOH
329
A
HOH
30
4
HOH
HOH
330
A
HOH
31
4
HOH
HOH
331
A
HOH
32
4
HOH
HOH
332
A
HOH
33
4
HOH
HOH
333
A
HOH
34
4
HOH
HOH
334
A
HOH
35
4
HOH
HOH
335
A
HOH
36
4
HOH
HOH
336
A
HOH
37
4
HOH
HOH
337
A
HOH
38
4
HOH
HOH
338
A
HOH
39
4
HOH
HOH
339
A
HOH
40
4
HOH
HOH
340
A
HOH
41
4
HOH
HOH
341
A
HOH
42
4
HOH
HOH
342
A
HOH
43
4
HOH
HOH
343
A
HOH
44
4
HOH
HOH
344
A
HOH
45
4
HOH
HOH
345
A
HOH
46
4
HOH
HOH
346
A
HOH
47
4
HOH
HOH
347
A
HOH
48
4
HOH
HOH
348
A
HOH
49
4
HOH
HOH
349
A
HOH
50
4
HOH
HOH
350
A
HOH
51
4
HOH
HOH
351
A
HOH
52
4
HOH
HOH
352
A
HOH
53
4
HOH
HOH
353
A
HOH
54
4
HOH
HOH
354
A
HOH
55
4
HOH
HOH
355
A
HOH
56
4
HOH
HOH
356
A
HOH
57
4
HOH
HOH
357
A
HOH
58
4
HOH
HOH
358
A
HOH
59
4
HOH
HOH
359
A
HOH
60
4
HOH
HOH
360
A
HOH
61
4
HOH
HOH
361
A
HOH
62
4
HOH
HOH
362
A
HOH
63
4
HOH
HOH
363
A
HOH
64
4
HOH
HOH
364
A
HOH
65
4
HOH
HOH
365
A
HOH
66
4
HOH
HOH
366
A
HOH
67
4
HOH
HOH
367
A
HOH
68
4
HOH
HOH
368
A
HOH
69
4
HOH
HOH
369
A
HOH
70
4
HOH
HOH
370
A
HOH
71
4
HOH
HOH
371
A
HOH
72
4
HOH
HOH
372
A
HOH
73
4
HOH
HOH
373
A
HOH
74
4
HOH
HOH
374
A
HOH
75
4
HOH
HOH
375
A
HOH
76
4
HOH
HOH
376
A
HOH
77
4
HOH
HOH
377
A
HOH
78
4
HOH
HOH
378
A
HOH
79
4
HOH
HOH
379
A
HOH
80
4
HOH
HOH
380
A
HOH
81
4
HOH
HOH
381
A
HOH
82
4
HOH
HOH
382
A
HOH
83
4
HOH
HOH
383
A
HOH
84
4
HOH
HOH
384
A
HOH
85
4
HOH
HOH
385
A
HOH
86
4
HOH
HOH
386
A
HOH
87
4
HOH
HOH
387
A
HOH
88
4
HOH
HOH
388
A
HOH
89
4
HOH
HOH
389
A
HOH
90
4
HOH
HOH
390
A
HOH
91
4
HOH
HOH
391
A
HOH
92
4
HOH
HOH
392
A
HOH
93
4
HOH
HOH
393
A
HOH
94
4
HOH
HOH
394
A
HOH
95
4
HOH
HOH
395
A
HOH
96
4
HOH
HOH
396
A
HOH
97
4
HOH
HOH
397
A
HOH
98
4
HOH
HOH
398
A
HOH
99
4
HOH
HOH
399
A
HOH
100
4
HOH
HOH
400
A
HOH
101
4
HOH
HOH
401
A
HOH
102
4
HOH
HOH
402
A
HOH
103
4
HOH
HOH
403
A
HOH
104
4
HOH
HOH
404
A
HOH
105
4
HOH
HOH
405
A
HOH
106
4
HOH
HOH
406
A
HOH
107
4
HOH
HOH
407
A
HOH
108
4
HOH
HOH
408
A
HOH
109
4
HOH
HOH
409
A
HOH
110
4
HOH
HOH
410
A
HOH
111
4
HOH
HOH
411
A
HOH
112
4
HOH
HOH
412
A
HOH
113
4
HOH
HOH
413
A
HOH
114
4
HOH
HOH
414
A
HOH
115
4
HOH
HOH
415
A
HOH
116
4
HOH
HOH
416
A
HOH
117
4
HOH
HOH
417
A
HOH
118
4
HOH
HOH
418
A
HOH
119
4
HOH
HOH
419
A
HOH
120
4
HOH
HOH
420
A
HOH
121
4
HOH
HOH
421
A
HOH
122
4
HOH
HOH
422
A
HOH
123
4
HOH
HOH
423
A
HOH
124
4
HOH
HOH
424
A
HOH
125
4
HOH
HOH
425
A
HOH
126
4
HOH
HOH
426
A
HOH
127
4
HOH
HOH
427
A
HOH
128
4
HOH
HOH
428
A
HOH
129
4
HOH
HOH
429
A
HOH
130
4
HOH
HOH
430
A
n
1
-5
A
n
2
-4
A
n
3
-3
A
n
4
-2
A
n
5
-1
A
n
6
0
A
n
7
1
A
n
8
2
A
n
9
3
A
n
10
4
A
ALA
5
n
11
LEU
5
A
LYS
6
n
12
LYS
6
A
ASP
7
n
13
ASP
7
A
GLY
8
n
14
GLY
8
A
GLN
9
n
15
GLN
9
A
TYR
10
n
16
TYR
10
A
ASP
11
n
17
ASP
11
A
ILE
12
n
18
ILE
12
A
ALA
13
n
19
ALA
13
A
PHE
14
n
20
PHE
14
A
LYS
15
n
21
LYS
15
A
VAL
16
n
22
VAL
16
A
LEU
17
n
23
LEU
17
A
LYS
18
n
24
LYS
18
A
ASP
19
n
25
ASP
19
A
LYS
20
n
26
LYS
20
A
THR
21
n
27
THR
21
A
GLU
22
n
28
GLU
22
A
GLU
23
n
29
GLU
23
A
ILE
24
n
30
ILE
24
A
SER
25
n
31
SER
25
A
MET
26
n
32
MET
26
A
MET
27
n
33
MET
27
A
ASN
28
n
34
ASN
28
A
THR
29
n
35
THR
29
A
TYR
30
n
36
TYR
30
A
VAL
31
n
37
VAL
31
A
VAL
32
n
38
VAL
32
A
SER
33
n
39
SER
33
A
PRO
34
n
40
PRO
34
A
ALA
35
n
41
ALA
35
A
ARG
36
n
42
ARG
36
A
LEU
37
n
43
LEU
37
A
THR
38
n
44
THR
38
A
VAL
39
n
45
VAL
39
A
LYS
40
n
46
LYS
40
A
ASP
41
n
47
ASP
41
A
GLY
42
n
48
GLY
42
A
LYS
43
n
49
LYS
43
A
LYS
44
n
50
LYS
44
A
TYR
45
n
51
TYR
45
A
ILE
46
n
52
ILE
46
A
ALA
47
n
53
ALA
47
A
MET
48
n
54
MET
48
A
THR
49
n
55
THR
49
A
LEU
50
n
56
LEU
50
A
LYS
51
n
57
LYS
51
A
ASN
52
n
58
ASN
52
A
SER
53
n
59
SER
53
A
GLU
54
n
60
GLU
54
A
TRP
55
n
61
TRP
55
A
ILE
56
n
62
ILE
56
A
THR
57
n
63
THR
57
A
LYS
58
n
64
LYS
58
A
PHE
59
n
65
PHE
59
A
GLN
60
n
66
GLN
60
A
THR
61
n
67
THR
61
A
GLU
62
n
68
GLU
62
A
LYS
63
n
69
LYS
63
A
ASN
64
n
70
ASN
64
A
GLY
65
n
71
GLY
65
A
GLY
66
n
72
GLY
66
A
PHE
67
n
73
PHE
67
A
ALA
68
n
74
ALA
68
A
ASP
69
n
75
ASP
69
A
ALA
70
n
76
ALA
70
A
LYS
71
n
77
LYS
71
A
VAL
72
n
78
VAL
72
A
VAL
73
n
79
VAL
73
A
SER
74
n
80
SER
74
A
GLU
75
n
81
GLU
75
A
ASP
76
n
82
ASP
76
A
LYS
77
n
83
LYS
77
A
ALA
78
n
84
ALA
78
A
ALA
79
n
85
ALA
79
A
ASN
80
n
86
ASN
80
A
THR
81
n
87
THR
81
A
ARG
82
n
88
ARG
82
A
VAL
83
n
89
VAL
83
A
VAL
84
n
90
VAL
84
A
GLU
85
n
91
GLU
85
A
PHE
86
n
92
PHE
86
A
GLU
87
n
93
GLU
87
A
ALA
88
n
94
ALA
88
A
ASN
89
n
95
ASN
89
A
ASP
90
n
96
ASP
90
A
LEU
91
n
97
LEU
91
A
PHE
92
n
98
PHE
92
A
ALA
93
n
99
ALA
93
A
LYS
94
n
100
LYS
94
A
LEU
95
n
101
LEU
95
A
ASN
96
n
102
ASN
96
A
ALA
97
n
103
ALA
97
A
LYS
98
n
104
LYS
98
A
VAL
99
n
105
VAL
99
A
LYS
100
n
106
LYS
100
A
VAL
101
n
107
VAL
101
A
ASP
102
n
108
ASP
102
A
ILE
103
n
109
ILE
103
A
ASP
104
n
110
ASP
104
A
SER
105
n
111
SER
105
A
MET
106
n
112
MET
106
A
ASN
107
n
113
ASN
107
A
TYR
108
n
114
TYR
108
A
HIS
109
n
115
HIS
109
A
HIS
110
n
116
HIS
110
A
PHE
111
n
117
PHE
111
A
TYR
112
n
118
TYR
112
A
ASP
113
n
119
ASP
113
A
VAL
114
n
120
VAL
114
A
GLN
115
n
121
GLN
115
A
ILE
116
n
122
ILE
116
A
GLN
117
n
123
GLN
117
A
PHE
118
n
124
PHE
118
A
ASP
119
n
125
ASP
119
A
PRO
120
n
126
PRO
120
A
THR
121
n
127
THR
121
A
LYS
122
n
128
LYS
122
A
ILE
123
n
129
ILE
123
A
author_and_software_defined_assembly
PISA
1
monomeric
A
TYR
108
A
OH
TYR
114
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
NA
HEM
1_555
94.2
A
TYR
108
A
OH
TYR
114
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
NB
HEM
1_555
98.0
A
HEM
201
B
NA
HEM
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
NB
HEM
1_555
90.2
A
TYR
108
A
OH
TYR
114
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
NC
HEM
1_555
99.3
A
HEM
201
B
NA
HEM
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
NC
HEM
1_555
166.5
A
HEM
201
B
NB
HEM
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
NC
HEM
1_555
88.4
A
TYR
108
A
OH
TYR
114
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
ND
HEM
1_555
94.4
A
HEM
201
B
NA
HEM
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
ND
HEM
1_555
88.4
A
HEM
201
B
NB
HEM
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
ND
HEM
1_555
167.6
A
HEM
201
B
NC
HEM
1_555
A
HEM
201
B
FE
HEM
1_555
A
HEM
201
B
ND
HEM
1_555
90.1
A
HIS
110
A
ND1
HIS
116
1_555
A
ZN
202
C
ZN
ZN
1_555
A
HOH
421
D
O
HOH
1_555
92.2
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
GLY
66
A
O
GLY
72
A
N
LYS
63
A
N
LYS
69
A
N
GLN
60
A
N
GLN
66
A
O
LYS
98
A
O
LYS
104
A
N
LEU
95
A
N
LEU
101
A
O
ILE
116
A
O
ILE
122
A
O
GLN
115
A
O
GLN
121
A
N
LEU
17
A
N
LEU
23
A
N
TYR
10
A
N
TYR
16
A
O
LEU
37
A
O
LEU
43
A
N
THR
38
A
N
THR
44
A
O
TYR
45
A
O
TYR
51
A
N
ILE
46
A
N
ILE
52
A
O
PHE
86
A
O
PHE
92
A
O
THR
81
A
O
THR
87
A
N
ASP
76
A
N
ASP
82
1
A
CG
LEU
5
A
CG
LEU
11
1
Y
1
A
CD1
LEU
5
A
CD1
LEU
11
1
Y
1
A
CD2
LEU
5
A
CD2
LEU
11
1
Y
1
A
CA
MET
26
B
A
CA
MET
32
0
Y
1
A
CB
MET
26
B
A
CB
MET
32
0
Y
1
A
CG
MET
26
B
A
CG
MET
32
0
Y
1
A
SD
MET
26
B
A
SD
MET
32
0
Y
1
A
CE
MET
26
B
A
CE
MET
32
0
Y
1
A
GLY
-5
A
GLY
1
1
Y
1
A
SER
-4
A
SER
2
1
Y
1
A
HIS
-3
A
HIS
3
1
Y
1
A
MET
-2
A
MET
4
1
Y
1
A
ALA
-1
A
ALA
5
1
Y
1
A
SER
0
A
SER
6
1
Y
1
A
ASP
1
A
ASP
7
1
Y
1
A
PRO
2
A
PRO
8
1
Y
1
A
LYS
3
A
LYS
9
1
Y
1
A
ASN
4
A
ASN
10
1
Y
1
A
A
O
O
HOH
HOH
410
411
2.07
1_555
18_544
1
A
ASN
89
-109.49
-83.92
0.0000
0.0000
0.0000
0.0000
0.0000
0.0000
0.2083
0.1898
0.1909
1.700
38.569
1362
23875
5.70
99.97
0.31
1
1.36
MOLECULAR REPLACEMENT
18.99
0.72
1.00
4H8P
ML
FLAT BULK SOLVENT MODEL
43.616
0.358
1.700
38.569
130
1131
44
0
957
0.006
1037
1.056
1409
15.706
378
0.069
147
0.003
175
0.2156
0.2024
1.7612
134
2234
100.00
0.2722
0.2038
1.8317
133
2218
100.00
0.1997
0.1931
1.9150
135
2242
100.00
0.1885
0.1907
2.0160
137
2236
100.00
0.2374
0.1865
2.1423
138
2246
1.01
0.2315
0.2009
2.3077
134
2217
100.00
0.2059
0.2115
2.5399
131
2264
100.00
0.2188
0.2016
2.9073
140
2247
100.00
0.2308
0.1892
3.6624
137
2272
100.00
0.1731
0.1733
38.5790
143
2337
100.00
1.49
38.57
4H8Q
35031
0.073
1
44.5
100
data collection
Web-Ice
refinement
PHENIX
(phenix.refine: 1.7.1_743)
data reduction
MOSFLM
data scaling
SCALA
Structure of the Q29T IsdX2-NEAT5 mutant in complex with heme
1
N
N
2
N
N
3
N
N
4
N
N
A
SER
25
A
SER
31
HELX_P
A
VAL
31
A
VAL
37
5
1
7
A
ASN
52
A
ASN
58
HELX_P
A
GLU
54
A
GLU
60
5
2
3
A
ASP
104
A
ASP
110
HELX_P
A
ASN
107
A
ASN
113
5
3
4
metalc
2.058
A
TYR
108
A
OH
TYR
114
1_555
A
HEM
201
B
FE
HEM
1_555
metalc
2.110
A
HIS
110
A
ND1
HIS
116
1_555
A
ZN
202
C
ZN
ZN
1_555
metalc
2.357
A
ZN
202
C
ZN
ZN
1_555
A
HOH
421
D
O
HOH
1_555
HEME-BINDING PROTEIN
NEAT domain, Heme transport Heme scavenging, hemophore, HEME-BINDING PROTEIN
A
SER
33
A
SER
39
1
A
PRO
34
A
PRO
40
4.66
Q81L45_BACAN
UNP
1
675
Q81L45
DPKNLKDGQYDIAFKVLKDKTEEISMMNQYVVSPARLTVKDGKKYIAMTLKNSEWITKFQTEKNGGFADAKVVSEDKAAN
TRVVEFEANDLFAKLNAKVKVDIDSMNYHHFYDVQIQFDPTKI
675
797
4H8Q
1
123
Q81L45
A
1
7
129
1
expression tag
GLY
-5
4H8Q
A
Q81L45
UNP
1
1
expression tag
SER
-4
4H8Q
A
Q81L45
UNP
2
1
expression tag
HIS
-3
4H8Q
A
Q81L45
UNP
3
1
expression tag
MET
-2
4H8Q
A
Q81L45
UNP
4
1
expression tag
ALA
-1
4H8Q
A
Q81L45
UNP
5
1
expression tag
SER
0
4H8Q
A
Q81L45
UNP
6
1
GLN
engineered mutation
THR
29
4H8Q
A
Q81L45
UNP
703
35
9
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLY
66
A
GLY
72
A
ASP
69
A
ASP
75
A
ILE
56
A
ILE
62
A
LYS
63
A
LYS
69
A
LEU
95
A
LEU
101
A
ILE
103
A
ILE
109
A
TYR
108
A
TYR
114
A
ASP
119
A
ASP
125
A
GLY
8
A
GLY
14
A
LYS
18
A
LYS
24
A
ALA
35
A
ALA
41
A
LYS
40
A
LYS
46
A
LYS
43
A
LYS
49
A
LEU
50
A
LEU
56
A
THR
81
A
THR
87
A
ALA
88
A
ALA
94
A
LYS
71
A
LYS
77
A
ASP
76
A
ASP
82
BINDING SITE FOR RESIDUE HEM A 201
A
HEM
201
Software
20
BINDING SITE FOR RESIDUE ZN A 202
A
ZN
202
Software
3
A
LYS
18
A
LYS
24
20
1_555
A
SER
25
A
SER
31
20
1_555
A
MET
26
A
MET
32
20
1_555
A
MET
27
A
MET
33
20
1_555
A
TYR
30
A
TYR
36
20
1_555
A
TRP
55
A
TRP
61
20
1_555
A
VAL
99
A
VAL
105
20
1_555
A
VAL
101
A
VAL
107
20
1_555
A
ILE
103
A
ILE
109
20
1_555
A
TYR
108
A
TYR
114
20
1_555
A
TYR
108
A
TYR
114
20
2_545
A
HIS
110
A
HIS
116
20
2_545
A
TYR
112
A
TYR
118
20
1_555
A
VAL
114
A
VAL
120
20
1_555
A
HOH
302
D
HOH
20
1_555
A
HOH
322
D
HOH
20
2_545
A
HOH
369
D
HOH
20
2_545
A
HOH
379
D
HOH
20
18_544
A
HOH
391
D
HOH
20
1_555
A
HOH
392
D
HOH
20
1_555
A
ASP
11
A
ASP
17
3
20_444
A
HIS
110
A
HIS
116
3
1_555
A
HOH
421
D
HOH
3
1_555
197
I 2 3