0.004285
0.002474
0.000000
0.000000
0.004948
0.000000
0.000000
0.000000
0.017737
0.00000
0.00000
0.00000
Scott, E.E.
White, M.A.
He, Y.A.
Johnson, E.F.
Stout, C.D.
Halpert, J.R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
12
90.00
90.00
120.00
233.386
233.386
56.380
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
C9 H7 Cl N2
178.618
4-(4-CHLOROPHENYL)IMIDAZOLE
non-polymer
C3 H7 N O2 S
121.158
y
CYSTEINE
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
Y
74
N
C
Y
75
N
C
Y
76
N
C
Y
77
N
C
Y
78
N
C
Y
79
N
C
Y
80
N
C
Y
81
N
C
Y
82
N
N
Y
83
N
C
Y
84
N
N
N
85
N
CL
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
N
N
94
R
C
N
95
N
C
N
96
N
O
N
97
N
C
N
98
N
S
N
99
N
O
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
N
N
108
S
C
N
109
N
C
N
110
N
O
N
111
N
C
N
112
N
C
N
113
N
C
N
114
N
O
N
115
N
N
N
116
N
O
N
117
N
H
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
S
C
N
129
N
C
N
130
N
O
N
131
N
C
N
132
N
C
N
133
N
C
N
134
N
O
N
135
N
O
N
136
N
O
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
N
N
147
N
C
N
148
N
C
N
149
N
O
N
150
N
O
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
C
N
157
N
C
N
158
N
C
N
159
N
C
Y
160
N
C
Y
161
N
C
Y
162
N
C
Y
163
N
C
N
164
N
C
N
165
N
C
N
166
N
C
N
167
N
C
N
168
N
O
N
169
N
O
N
170
N
C
N
171
N
C
N
172
N
C
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
C
Y
177
N
C
Y
178
N
C
Y
179
N
C
Y
180
N
C
N
181
N
C
N
182
N
C
N
183
N
C
N
184
N
C
N
185
N
C
N
186
N
C
N
187
N
C
N
188
N
C
N
189
N
C
N
190
N
C
N
191
N
C
N
192
N
O
N
193
N
O
Y
194
N
N
N
195
N
N
Y
196
N
N
N
197
N
N
N
198
N
FE
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
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
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
N
N
232
S
C
N
233
N
C
N
234
N
O
N
235
N
C
Y
236
N
C
Y
237
N
N
Y
238
N
C
Y
239
N
C
Y
240
N
N
N
241
N
O
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
O
N
253
N
H
N
254
N
H
N
255
N
N
N
256
S
C
N
257
N
C
N
258
N
O
N
259
S
C
N
260
N
C
N
261
N
C
N
262
N
C
N
263
N
O
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
H
N
273
N
H
N
274
N
H
N
275
N
H
N
276
N
H
N
277
N
N
N
278
S
C
N
279
N
C
N
280
N
O
N
281
N
C
N
282
N
C
N
283
N
C
N
284
N
C
N
285
N
O
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
N
N
300
S
C
N
301
N
C
N
302
N
O
N
303
N
C
N
304
N
C
N
305
N
C
N
306
N
C
N
307
N
N
N
308
N
O
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
H
N
319
N
H
N
320
N
H
N
321
N
H
N
322
N
H
N
323
N
H
N
324
N
N
N
325
S
C
N
326
N
C
N
327
N
O
N
328
N
C
N
329
N
C
N
330
N
S
N
331
N
C
N
332
N
O
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
N
N
345
S
C
N
346
N
C
N
347
N
O
N
348
N
C
Y
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
N
355
N
O
N
356
N
H
N
357
N
H
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
H
N
366
N
H
N
367
N
N
N
368
S
C
N
369
N
C
N
370
N
O
N
371
N
C
N
372
N
C
N
373
N
C
N
374
N
O
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
N
N
385
S
C
N
386
N
C
N
387
N
O
N
388
N
C
N
389
N
O
N
390
N
O
N
391
N
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
H
N
396
N
H
N
397
N
H
N
398
N
N
N
399
S
C
N
400
N
C
N
401
N
O
N
402
R
C
N
403
N
O
N
404
N
C
N
405
N
O
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
H
N
413
N
H
N
414
N
H
N
415
N
N
N
416
S
C
N
417
N
C
N
418
N
O
N
419
N
C
Y
420
N
C
Y
421
N
C
Y
422
N
C
Y
423
N
N
Y
424
N
C
Y
425
N
C
Y
426
N
C
Y
427
N
C
Y
428
N
C
N
429
N
O
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
H
N
437
N
H
N
438
N
H
N
439
N
H
N
440
N
H
N
441
N
H
N
442
N
N
N
443
S
C
N
444
N
C
N
445
N
O
N
446
N
C
Y
447
N
C
Y
448
N
C
Y
449
N
C
Y
450
N
C
Y
451
N
C
Y
452
N
C
N
453
N
O
N
454
N
O
N
455
N
H
N
456
N
H
N
457
N
H
N
458
N
H
N
459
N
H
N
460
N
H
N
461
N
H
N
462
N
H
N
463
N
H
N
464
N
H
N
465
N
H
N
466
N
N
N
467
S
C
N
468
N
C
N
469
N
O
N
470
N
C
N
471
N
C
N
472
N
C
N
473
N
O
N
474
N
H
N
475
N
H
N
476
N
H
N
477
N
H
N
478
N
H
N
479
N
H
N
480
N
H
N
481
N
H
N
482
N
H
N
483
N
H
N
484
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
Y
70
N
doub
Y
71
N
sing
N
72
N
sing
Y
73
N
sing
N
74
N
sing
Y
75
N
doub
N
76
N
sing
Y
77
N
sing
N
78
N
sing
Y
79
N
doub
N
80
N
sing
Y
81
N
sing
Y
82
N
doub
Y
83
N
sing
Y
84
N
sing
N
85
N
sing
Y
86
N
doub
Y
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
doub
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
doub
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
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
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
sing
N
125
N
sing
N
126
N
sing
N
127
N
sing
N
128
N
doub
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
doub
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
doub
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
doub
N
151
N
sing
N
152
N
sing
N
153
N
doub
N
154
N
sing
N
155
N
sing
N
156
N
doub
N
157
N
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
Y
161
N
doub
Y
162
N
sing
Y
163
N
sing
N
164
N
sing
Y
165
N
doub
N
166
N
sing
Y
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
doub
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
doub
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
doub
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
doub
N
190
N
sing
N
191
N
sing
N
192
N
sing
Y
193
N
sing
Y
194
N
sing
Y
195
N
doub
N
196
N
sing
Y
197
N
sing
N
198
N
sing
Y
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
doub
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
doub
N
209
N
doub
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
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
doub
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
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
doub
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
Y
242
N
sing
Y
243
N
doub
Y
244
N
doub
N
245
N
sing
Y
246
N
sing
N
247
N
sing
Y
248
N
sing
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
doub
N
261
N
sing
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
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
doub
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
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
doub
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
sing
N
318
N
sing
N
319
N
sing
N
320
N
sing
N
321
N
sing
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
N
326
N
doub
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
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
doub
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
Y
350
N
doub
Y
351
N
sing
Y
352
N
sing
N
353
N
sing
Y
354
N
doub
N
355
N
sing
Y
356
N
doub
N
357
N
sing
Y
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
sing
N
367
N
sing
N
368
N
doub
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
sing
N
383
N
sing
N
384
N
sing
N
385
N
doub
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
sing
N
397
N
sing
N
398
N
doub
N
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
sing
N
410
N
sing
N
411
N
sing
N
412
N
sing
N
413
N
sing
N
414
N
doub
N
415
N
sing
N
416
N
sing
N
417
N
sing
N
418
N
sing
Y
419
N
doub
Y
420
N
sing
Y
421
N
sing
N
422
N
sing
Y
423
N
doub
Y
424
N
sing
Y
425
N
sing
N
426
N
sing
Y
427
N
sing
Y
428
N
doub
N
429
N
sing
Y
430
N
doub
N
431
N
sing
Y
432
N
sing
N
433
N
sing
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
doub
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
sing
Y
447
N
doub
Y
448
N
sing
Y
449
N
sing
N
450
N
sing
Y
451
N
doub
N
452
N
sing
Y
453
N
doub
N
454
N
sing
Y
455
N
sing
N
456
N
sing
N
457
N
sing
N
458
N
sing
N
459
N
sing
N
460
N
sing
N
461
N
sing
N
462
N
sing
N
463
N
sing
N
464
N
sing
N
465
N
sing
N
466
N
doub
N
467
N
sing
N
468
N
sing
N
469
N
sing
N
470
N
sing
N
471
N
sing
N
472
N
sing
N
473
N
sing
N
474
N
sing
N
475
N
sing
N
476
N
sing
N
477
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
279
27294
27301
10.1074/jbc.M403349200
15100217
Structure of mammalian cytochrome P450 2B4 complexed with 4-(4-chlorophenyl)imidazole at 1.9 {angstrom} resolution: Insight into the range of P450 conformations and coordination of redox partner binding.
2004
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
100
13196
13201
10.1073/pnas.2133986100
An Open Conformation of Mammalian Cytochrome P450 2B4 at 1.6 A Resolution
2003
US
Arch.Biochem.Biophys.
ABBIA4
0158
0003-9861
395
57
68
10.1006/abbi.2001.2574
A Truncation of 2B Subfamily Cytochromes P450 Yields Increased Expression Levels, Increased Solubility, and Decreased Aggregation While Retaining Function
2001
10.2210/pdb1suo/pdb
pdb_00001suo
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
CCD
2003-10-11
ADSC QUANTUM 210
SINGLE WAVELENGTH
M
x-ray
1
1.0001
1.0
5.0.2
ALS
1.0001
SYNCHROTRON
ALS BEAMLINE 5.0.2
CYS 436 BINDS HEME IRON. 4-(4-CHLOROPHENYL)IMIDAZOLE IS
BOUND IN THE ACTIVE SITE COORDINATING TO THE HEME IRON AS THE SIXTH LIGAND.
54169.082
Cytochrome P450 2B4
1.14.14.1
E2A, G22K, H23K, P24T, K25S, A26S, H27K, R29K, P221S, H226Y
1
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
1
syn
non-polymer
178.618
4-(4-CHLOROPHENYL)IMIDAZOLE
1
syn
non-polymer
18.015
water
190
nat
water
CYPIIB4, P450-LM2, Isozyme 2, P450 types B0 and B1
no
no
MAKKTSSKGKLPPGPSPLPVLGNLLQMDRKGLLRSFLRLREKYGDVFTVYLGSRPVVVLCGTDAIREALVDQAEAFSGRG
KIAVVDPIFQGYGVIFANGERWRALRRFSLATMRDFGMGKRSVEERIQEEARCLVEELRKSKGALLDNTLLFHSITSNII
CSIVFGKRFDYKDPVFLRLLDLFFQSFSLISSFSSQVFELFSGFLKYFPGTHRQIYRNLQEINTFIGQSVEKHRATLDPS
NPRDFIDVYLLRMEKDKSDPSSEFHHQNLILTVLSLFFAGTETTSTTLRYGFLLMLKYPHVTERVQKEIEQVIGSHRPPA
LDDRAKMPYTDAVIHEIQRLGDLIPFGVPHTVTKDTQFRGYVIPKNTEVFPVLSSALHDPRYFETPNTFNPGHFLDANGA
LKRNEGFMPFSLGKRICLGEGIARTELFLFFTTILQNFSIASPVPPEDIDLTPRESGVGNVPPSYQIRFLARHHHH
MAKKTSSKGKLPPGPSPLPVLGNLLQMDRKGLLRSFLRLREKYGDVFTVYLGSRPVVVLCGTDAIREALVDQAEAFSGRG
KIAVVDPIFQGYGVIFANGERWRALRRFSLATMRDFGMGKRSVEERIQEEARCLVEELRKSKGALLDNTLLFHSITSNII
CSIVFGKRFDYKDPVFLRLLDLFFQSFSLISSFSSQVFELFSGFLKYFPGTHRQIYRNLQEINTFIGQSVEKHRATLDPS
NPRDFIDVYLLRMEKDKSDPSSEFHHQNLILTVLSLFFAGTETTSTTLRYGFLLMLKYPHVTERVQKEIEQVIGSHRPPA
LDDRAKMPYTDAVIHEIQRLGDLIPFGVPHTVTKDTQFRGYVIPKNTEVFPVLSSALHDPRYFETPNTFNPGHFLDANGA
LKRNEGFMPFSLGKRICLGEGIARTELFLFFTTILQNFSIASPVPPEDIDLTPRESGVGNVPPSYQIRFLARHHHH
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
rabbit
Oryctolagus
Escherichia
sample
CYP2B4
9986
Oryctolagus cuniculus
562
Escherichia coli
TOPP3
plasmid
PKK
1
4.09
69.92
VAPOR DIFFUSION, HANGING DROP
4.0
NACL, PEG 10,000, PHOSPHATE-CITRATE PH 4.0, GLYCEROL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K
291
database_2
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
Refinement description
1
0
2004-07-20
1
1
2008-04-29
1
2
2011-07-13
1
3
2021-10-27
1
4
2023-08-23
_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
Structure of mammalian cytochrome P450 2B4
SEQUENCE
AUTHORS INFORMED THAT THE GENBANK SEQUENCE IS THOUGHT TO CONTAIN A SEQUENCING ERROR AT RESIDUE 221.
RCSB
Y
RCSB
2004-03-26
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
CPZ
4-(4-CHLOROPHENYL)IMIDAZOLE
HOH
water
1PO5
PDB ENTRY 1PO5
PDB
experimental model
HEM
500
2
HEM
HEM
500
A
CPZ
600
3
CPZ
CPZ
600
A
HOH
1001
4
HOH
HOH
1001
A
HOH
1002
4
HOH
HOH
1002
A
HOH
1003
4
HOH
HOH
1003
A
HOH
1004
4
HOH
HOH
1004
A
HOH
1005
4
HOH
HOH
1005
A
HOH
1006
4
HOH
HOH
1006
A
HOH
1007
4
HOH
HOH
1007
A
HOH
1008
4
HOH
HOH
1008
A
HOH
1009
4
HOH
HOH
1009
A
HOH
1010
4
HOH
HOH
1010
A
HOH
1011
4
HOH
HOH
1011
A
HOH
1012
4
HOH
HOH
1012
A
HOH
1013
4
HOH
HOH
1013
A
HOH
1014
4
HOH
HOH
1014
A
HOH
1015
4
HOH
HOH
1015
A
HOH
1016
4
HOH
HOH
1016
A
HOH
1017
4
HOH
HOH
1017
A
HOH
1018
4
HOH
HOH
1018
A
HOH
1019
4
HOH
HOH
1019
A
HOH
1020
4
HOH
HOH
1020
A
HOH
1021
4
HOH
HOH
1021
A
HOH
1022
4
HOH
HOH
1022
A
HOH
1023
4
HOH
HOH
1023
A
HOH
1024
4
HOH
HOH
1024
A
HOH
1025
4
HOH
HOH
1025
A
HOH
1026
4
HOH
HOH
1026
A
HOH
1027
4
HOH
HOH
1027
A
HOH
1028
4
HOH
HOH
1028
A
HOH
1029
4
HOH
HOH
1029
A
HOH
1030
4
HOH
HOH
1030
A
HOH
1031
4
HOH
HOH
1031
A
HOH
1032
4
HOH
HOH
1032
A
HOH
1033
4
HOH
HOH
1033
A
HOH
1034
4
HOH
HOH
1034
A
HOH
1035
4
HOH
HOH
1035
A
HOH
1036
4
HOH
HOH
1036
A
HOH
1037
4
HOH
HOH
1037
A
HOH
1038
4
HOH
HOH
1038
A
HOH
1039
4
HOH
HOH
1039
A
HOH
1040
4
HOH
HOH
1040
A
HOH
1041
4
HOH
HOH
1041
A
HOH
1042
4
HOH
HOH
1042
A
HOH
1043
4
HOH
HOH
1043
A
HOH
1044
4
HOH
HOH
1044
A
HOH
1045
4
HOH
HOH
1045
A
HOH
1046
4
HOH
HOH
1046
A
HOH
1047
4
HOH
HOH
1047
A
HOH
1048
4
HOH
HOH
1048
A
HOH
1049
4
HOH
HOH
1049
A
HOH
1050
4
HOH
HOH
1050
A
HOH
1051
4
HOH
HOH
1051
A
HOH
1052
4
HOH
HOH
1052
A
HOH
1053
4
HOH
HOH
1053
A
HOH
1054
4
HOH
HOH
1054
A
HOH
1055
4
HOH
HOH
1055
A
HOH
1056
4
HOH
HOH
1056
A
HOH
1057
4
HOH
HOH
1057
A
HOH
1058
4
HOH
HOH
1058
A
HOH
1059
4
HOH
HOH
1059
A
HOH
1060
4
HOH
HOH
1060
A
HOH
1061
4
HOH
HOH
1061
A
HOH
1062
4
HOH
HOH
1062
A
HOH
1063
4
HOH
HOH
1063
A
HOH
1064
4
HOH
HOH
1064
A
HOH
1065
4
HOH
HOH
1065
A
HOH
1066
4
HOH
HOH
1066
A
HOH
1067
4
HOH
HOH
1067
A
HOH
1068
4
HOH
HOH
1068
A
HOH
1069
4
HOH
HOH
1069
A
HOH
1070
4
HOH
HOH
1070
A
HOH
1071
4
HOH
HOH
1071
A
HOH
1072
4
HOH
HOH
1072
A
HOH
1073
4
HOH
HOH
1073
A
HOH
1074
4
HOH
HOH
1074
A
HOH
1075
4
HOH
HOH
1075
A
HOH
1076
4
HOH
HOH
1076
A
HOH
1077
4
HOH
HOH
1077
A
HOH
1078
4
HOH
HOH
1078
A
HOH
1079
4
HOH
HOH
1079
A
HOH
1080
4
HOH
HOH
1080
A
HOH
1081
4
HOH
HOH
1081
A
HOH
1082
4
HOH
HOH
1082
A
HOH
1083
4
HOH
HOH
1083
A
HOH
1084
4
HOH
HOH
1084
A
HOH
1085
4
HOH
HOH
1085
A
HOH
1086
4
HOH
HOH
1086
A
HOH
1087
4
HOH
HOH
1087
A
HOH
1088
4
HOH
HOH
1088
A
HOH
1089
4
HOH
HOH
1089
A
HOH
1090
4
HOH
HOH
1090
A
HOH
1091
4
HOH
HOH
1091
A
HOH
1092
4
HOH
HOH
1092
A
HOH
1093
4
HOH
HOH
1093
A
HOH
1094
4
HOH
HOH
1094
A
HOH
1095
4
HOH
HOH
1095
A
HOH
1096
4
HOH
HOH
1096
A
HOH
1097
4
HOH
HOH
1097
A
HOH
1098
4
HOH
HOH
1098
A
HOH
1099
4
HOH
HOH
1099
A
HOH
1100
4
HOH
HOH
1100
A
HOH
1101
4
HOH
HOH
1101
A
HOH
1102
4
HOH
HOH
1102
A
HOH
1103
4
HOH
HOH
1103
A
HOH
1104
4
HOH
HOH
1104
A
HOH
1105
4
HOH
HOH
1105
A
HOH
1106
4
HOH
HOH
1106
A
HOH
1107
4
HOH
HOH
1107
A
HOH
1108
4
HOH
HOH
1108
A
HOH
1109
4
HOH
HOH
1109
A
HOH
1110
4
HOH
HOH
1110
A
HOH
1111
4
HOH
HOH
1111
A
HOH
1112
4
HOH
HOH
1112
A
HOH
1113
4
HOH
HOH
1113
A
HOH
1114
4
HOH
HOH
1114
A
HOH
1115
4
HOH
HOH
1115
A
HOH
1116
4
HOH
HOH
1116
A
HOH
1117
4
HOH
HOH
1117
A
HOH
1118
4
HOH
HOH
1118
A
HOH
1119
4
HOH
HOH
1119
A
HOH
1120
4
HOH
HOH
1120
A
HOH
1121
4
HOH
HOH
1121
A
HOH
1122
4
HOH
HOH
1122
A
HOH
1123
4
HOH
HOH
1123
A
HOH
1124
4
HOH
HOH
1124
A
HOH
1125
4
HOH
HOH
1125
A
HOH
1126
4
HOH
HOH
1126
A
HOH
1127
4
HOH
HOH
1127
A
HOH
1128
4
HOH
HOH
1128
A
HOH
1129
4
HOH
HOH
1129
A
HOH
1130
4
HOH
HOH
1130
A
HOH
1131
4
HOH
HOH
1131
A
HOH
1132
4
HOH
HOH
1132
A
HOH
1133
4
HOH
HOH
1133
A
HOH
1134
4
HOH
HOH
1134
A
HOH
1135
4
HOH
HOH
1135
A
HOH
1136
4
HOH
HOH
1136
A
HOH
1137
4
HOH
HOH
1137
A
HOH
1138
4
HOH
HOH
1138
A
HOH
1139
4
HOH
HOH
1139
A
HOH
1140
4
HOH
HOH
1140
A
HOH
1141
4
HOH
HOH
1141
A
HOH
1142
4
HOH
HOH
1142
A
HOH
1143
4
HOH
HOH
1143
A
HOH
1144
4
HOH
HOH
1144
A
HOH
1145
4
HOH
HOH
1145
A
HOH
1146
4
HOH
HOH
1146
A
HOH
1147
4
HOH
HOH
1147
A
HOH
1148
4
HOH
HOH
1148
A
HOH
1149
4
HOH
HOH
1149
A
HOH
1150
4
HOH
HOH
1150
A
HOH
1151
4
HOH
HOH
1151
A
HOH
1152
4
HOH
HOH
1152
A
HOH
1153
4
HOH
HOH
1153
A
HOH
1154
4
HOH
HOH
1154
A
HOH
1155
4
HOH
HOH
1155
A
HOH
1156
4
HOH
HOH
1156
A
HOH
1157
4
HOH
HOH
1157
A
HOH
1158
4
HOH
HOH
1158
A
HOH
1159
4
HOH
HOH
1159
A
HOH
1160
4
HOH
HOH
1160
A
HOH
1161
4
HOH
HOH
1161
A
HOH
1162
4
HOH
HOH
1162
A
HOH
1163
4
HOH
HOH
1163
A
HOH
1164
4
HOH
HOH
1164
A
HOH
1165
4
HOH
HOH
1165
A
HOH
1166
4
HOH
HOH
1166
A
HOH
1167
4
HOH
HOH
1167
A
HOH
1168
4
HOH
HOH
1168
A
HOH
1169
4
HOH
HOH
1169
A
HOH
1170
4
HOH
HOH
1170
A
HOH
1171
4
HOH
HOH
1171
A
HOH
1172
4
HOH
HOH
1172
A
HOH
1173
4
HOH
HOH
1173
A
HOH
1174
4
HOH
HOH
1174
A
HOH
1175
4
HOH
HOH
1175
A
HOH
1176
4
HOH
HOH
1176
A
HOH
1177
4
HOH
HOH
1177
A
HOH
1178
4
HOH
HOH
1178
A
HOH
1179
4
HOH
HOH
1179
A
HOH
1180
4
HOH
HOH
1180
A
HOH
1181
4
HOH
HOH
1181
A
HOH
1182
4
HOH
HOH
1182
A
HOH
1183
4
HOH
HOH
1183
A
HOH
1184
4
HOH
HOH
1184
A
HOH
1185
4
HOH
HOH
1185
A
HOH
1186
4
HOH
HOH
1186
A
HOH
1187
4
HOH
HOH
1187
A
HOH
1188
4
HOH
HOH
1188
A
HOH
1189
4
HOH
HOH
1189
A
HOH
1190
4
HOH
HOH
1190
A
n
1
20
A
n
2
21
A
n
3
22
A
n
4
23
A
n
5
24
A
n
6
25
A
n
7
26
A
n
8
27
A
GLY
28
n
9
GLY
28
A
LYS
29
n
10
LYS
29
A
LEU
30
n
11
LEU
30
A
PRO
31
n
12
PRO
31
A
PRO
32
n
13
PRO
32
A
GLY
33
n
14
GLY
33
A
PRO
34
n
15
PRO
34
A
SER
35
n
16
SER
35
A
PRO
36
n
17
PRO
36
A
LEU
37
n
18
LEU
37
A
PRO
38
n
19
PRO
38
A
VAL
39
n
20
VAL
39
A
LEU
40
n
21
LEU
40
A
GLY
41
n
22
GLY
41
A
ASN
42
n
23
ASN
42
A
LEU
43
n
24
LEU
43
A
LEU
44
n
25
LEU
44
A
GLN
45
n
26
GLN
45
A
MET
46
n
27
MET
46
A
ASP
47
n
28
ASP
47
A
ARG
48
n
29
ARG
48
A
LYS
49
n
30
LYS
49
A
GLY
50
n
31
GLY
50
A
LEU
51
n
32
LEU
51
A
LEU
52
n
33
LEU
52
A
ARG
53
n
34
ARG
53
A
SER
54
n
35
SER
54
A
PHE
55
n
36
PHE
55
A
LEU
56
n
37
LEU
56
A
ARG
57
n
38
ARG
57
A
LEU
58
n
39
LEU
58
A
ARG
59
n
40
ARG
59
A
GLU
60
n
41
GLU
60
A
LYS
61
n
42
LYS
61
A
TYR
62
n
43
TYR
62
A
GLY
63
n
44
GLY
63
A
ASP
64
n
45
ASP
64
A
VAL
65
n
46
VAL
65
A
PHE
66
n
47
PHE
66
A
THR
67
n
48
THR
67
A
VAL
68
n
49
VAL
68
A
TYR
69
n
50
TYR
69
A
LEU
70
n
51
LEU
70
A
GLY
71
n
52
GLY
71
A
SER
72
n
53
SER
72
A
ARG
73
n
54
ARG
73
A
PRO
74
n
55
PRO
74
A
VAL
75
n
56
VAL
75
A
VAL
76
n
57
VAL
76
A
VAL
77
n
58
VAL
77
A
LEU
78
n
59
LEU
78
A
CYS
79
n
60
CYS
79
A
GLY
80
n
61
GLY
80
A
THR
81
n
62
THR
81
A
ASP
82
n
63
ASP
82
A
ALA
83
n
64
ALA
83
A
ILE
84
n
65
ILE
84
A
ARG
85
n
66
ARG
85
A
GLU
86
n
67
GLU
86
A
ALA
87
n
68
ALA
87
A
LEU
88
n
69
LEU
88
A
VAL
89
n
70
VAL
89
A
ASP
90
n
71
ASP
90
A
GLN
91
n
72
GLN
91
A
ALA
92
n
73
ALA
92
A
GLU
93
n
74
GLU
93
A
ALA
94
n
75
ALA
94
A
PHE
95
n
76
PHE
95
A
SER
96
n
77
SER
96
A
GLY
97
n
78
GLY
97
A
ARG
98
n
79
ARG
98
A
GLY
99
n
80
GLY
99
A
LYS
100
n
81
LYS
100
A
ILE
101
n
82
ILE
101
A
ALA
102
n
83
ALA
102
A
VAL
103
n
84
VAL
103
A
VAL
104
n
85
VAL
104
A
ASP
105
n
86
ASP
105
A
PRO
106
n
87
PRO
106
A
ILE
107
n
88
ILE
107
A
PHE
108
n
89
PHE
108
A
GLN
109
n
90
GLN
109
A
GLY
110
n
91
GLY
110
A
TYR
111
n
92
TYR
111
A
GLY
112
n
93
GLY
112
A
VAL
113
n
94
VAL
113
A
ILE
114
n
95
ILE
114
A
PHE
115
n
96
PHE
115
A
ALA
116
n
97
ALA
116
A
ASN
117
n
98
ASN
117
A
GLY
118
n
99
GLY
118
A
GLU
119
n
100
GLU
119
A
ARG
120
n
101
ARG
120
A
TRP
121
n
102
TRP
121
A
ARG
122
n
103
ARG
122
A
ALA
123
n
104
ALA
123
A
LEU
124
n
105
LEU
124
A
ARG
125
n
106
ARG
125
A
ARG
126
n
107
ARG
126
A
PHE
127
n
108
PHE
127
A
SER
128
n
109
SER
128
A
LEU
129
n
110
LEU
129
A
ALA
130
n
111
ALA
130
A
THR
131
n
112
THR
131
A
MET
132
n
113
MET
132
A
ARG
133
n
114
ARG
133
A
ASP
134
n
115
ASP
134
A
PHE
135
n
116
PHE
135
A
GLY
136
n
117
GLY
136
A
MET
137
n
118
MET
137
A
GLY
138
n
119
GLY
138
A
LYS
139
n
120
LYS
139
A
ARG
140
n
121
ARG
140
A
SER
141
n
122
SER
141
A
VAL
142
n
123
VAL
142
A
GLU
143
n
124
GLU
143
A
GLU
144
n
125
GLU
144
A
ARG
145
n
126
ARG
145
A
ILE
146
n
127
ILE
146
A
GLN
147
n
128
GLN
147
A
GLU
148
n
129
GLU
148
A
GLU
149
n
130
GLU
149
A
ALA
150
n
131
ALA
150
A
ARG
151
n
132
ARG
151
A
CYS
152
n
133
CYS
152
A
LEU
153
n
134
LEU
153
A
VAL
154
n
135
VAL
154
A
GLU
155
n
136
GLU
155
A
GLU
156
n
137
GLU
156
A
LEU
157
n
138
LEU
157
A
ARG
158
n
139
ARG
158
A
LYS
159
n
140
LYS
159
A
SER
160
n
141
SER
160
A
LYS
161
n
142
LYS
161
A
GLY
162
n
143
GLY
162
A
ALA
163
n
144
ALA
163
A
LEU
164
n
145
LEU
164
A
LEU
165
n
146
LEU
165
A
ASP
166
n
147
ASP
166
A
ASN
167
n
148
ASN
167
A
THR
168
n
149
THR
168
A
LEU
169
n
150
LEU
169
A
LEU
170
n
151
LEU
170
A
PHE
171
n
152
PHE
171
A
HIS
172
n
153
HIS
172
A
SER
173
n
154
SER
173
A
ILE
174
n
155
ILE
174
A
THR
175
n
156
THR
175
A
SER
176
n
157
SER
176
A
ASN
177
n
158
ASN
177
A
ILE
178
n
159
ILE
178
A
ILE
179
n
160
ILE
179
A
CYS
180
n
161
CYS
180
A
SER
181
n
162
SER
181
A
ILE
182
n
163
ILE
182
A
VAL
183
n
164
VAL
183
A
PHE
184
n
165
PHE
184
A
GLY
185
n
166
GLY
185
A
LYS
186
n
167
LYS
186
A
ARG
187
n
168
ARG
187
A
PHE
188
n
169
PHE
188
A
ASP
189
n
170
ASP
189
A
TYR
190
n
171
TYR
190
A
LYS
191
n
172
LYS
191
A
ASP
192
n
173
ASP
192
A
PRO
193
n
174
PRO
193
A
VAL
194
n
175
VAL
194
A
PHE
195
n
176
PHE
195
A
LEU
196
n
177
LEU
196
A
ARG
197
n
178
ARG
197
A
LEU
198
n
179
LEU
198
A
LEU
199
n
180
LEU
199
A
ASP
200
n
181
ASP
200
A
LEU
201
n
182
LEU
201
A
PHE
202
n
183
PHE
202
A
PHE
203
n
184
PHE
203
A
GLN
204
n
185
GLN
204
A
SER
205
n
186
SER
205
A
PHE
206
n
187
PHE
206
A
SER
207
n
188
SER
207
A
LEU
208
n
189
LEU
208
A
ILE
209
n
190
ILE
209
A
SER
210
n
191
SER
210
A
SER
211
n
192
SER
211
A
PHE
212
n
193
PHE
212
A
SER
213
n
194
SER
213
A
SER
214
n
195
SER
214
A
GLN
215
n
196
GLN
215
A
VAL
216
n
197
VAL
216
A
PHE
217
n
198
PHE
217
A
GLU
218
n
199
GLU
218
A
LEU
219
n
200
LEU
219
A
PHE
220
n
201
PHE
220
A
SER
221
n
202
SER
221
A
GLY
222
n
203
GLY
222
A
PHE
223
n
204
PHE
223
A
LEU
224
n
205
LEU
224
A
LYS
225
n
206
LYS
225
A
TYR
226
n
207
TYR
226
A
PHE
227
n
208
PHE
227
A
PRO
228
n
209
PRO
228
A
GLY
229
n
210
GLY
229
A
THR
230
n
211
THR
230
A
HIS
231
n
212
HIS
231
A
ARG
232
n
213
ARG
232
A
GLN
233
n
214
GLN
233
A
ILE
234
n
215
ILE
234
A
TYR
235
n
216
TYR
235
A
ARG
236
n
217
ARG
236
A
ASN
237
n
218
ASN
237
A
LEU
238
n
219
LEU
238
A
GLN
239
n
220
GLN
239
A
GLU
240
n
221
GLU
240
A
ILE
241
n
222
ILE
241
A
ASN
242
n
223
ASN
242
A
THR
243
n
224
THR
243
A
PHE
244
n
225
PHE
244
A
ILE
245
n
226
ILE
245
A
GLY
246
n
227
GLY
246
A
GLN
247
n
228
GLN
247
A
SER
248
n
229
SER
248
A
VAL
249
n
230
VAL
249
A
GLU
250
n
231
GLU
250
A
LYS
251
n
232
LYS
251
A
HIS
252
n
233
HIS
252
A
ARG
253
n
234
ARG
253
A
ALA
254
n
235
ALA
254
A
THR
255
n
236
THR
255
A
LEU
256
n
237
LEU
256
A
ASP
257
n
238
ASP
257
A
PRO
258
n
239
PRO
258
A
SER
259
n
240
SER
259
A
ASN
260
n
241
ASN
260
A
PRO
261
n
242
PRO
261
A
ARG
262
n
243
ARG
262
A
ASP
263
n
244
ASP
263
A
PHE
264
n
245
PHE
264
A
ILE
265
n
246
ILE
265
A
ASP
266
n
247
ASP
266
A
VAL
267
n
248
VAL
267
A
TYR
268
n
249
TYR
268
A
LEU
269
n
250
LEU
269
A
LEU
270
n
251
LEU
270
A
ARG
271
n
252
ARG
271
A
MET
272
n
253
MET
272
A
GLU
273
n
254
GLU
273
A
LYS
274
n
255
LYS
274
A
ASP
275
n
256
ASP
275
A
LYS
276
n
257
LYS
276
A
SER
277
n
258
SER
277
A
ASP
278
n
259
ASP
278
A
PRO
279
n
260
PRO
279
A
SER
280
n
261
SER
280
A
SER
281
n
262
SER
281
A
GLU
282
n
263
GLU
282
A
PHE
283
n
264
PHE
283
A
HIS
284
n
265
HIS
284
A
HIS
285
n
266
HIS
285
A
GLN
286
n
267
GLN
286
A
ASN
287
n
268
ASN
287
A
LEU
288
n
269
LEU
288
A
ILE
289
n
270
ILE
289
A
LEU
290
n
271
LEU
290
A
THR
291
n
272
THR
291
A
VAL
292
n
273
VAL
292
A
LEU
293
n
274
LEU
293
A
SER
294
n
275
SER
294
A
LEU
295
n
276
LEU
295
A
PHE
296
n
277
PHE
296
A
PHE
297
n
278
PHE
297
A
ALA
298
n
279
ALA
298
A
GLY
299
n
280
GLY
299
A
THR
300
n
281
THR
300
A
GLU
301
n
282
GLU
301
A
THR
302
n
283
THR
302
A
THR
303
n
284
THR
303
A
SER
304
n
285
SER
304
A
THR
305
n
286
THR
305
A
THR
306
n
287
THR
306
A
LEU
307
n
288
LEU
307
A
ARG
308
n
289
ARG
308
A
TYR
309
n
290
TYR
309
A
GLY
310
n
291
GLY
310
A
PHE
311
n
292
PHE
311
A
LEU
312
n
293
LEU
312
A
LEU
313
n
294
LEU
313
A
MET
314
n
295
MET
314
A
LEU
315
n
296
LEU
315
A
LYS
316
n
297
LYS
316
A
TYR
317
n
298
TYR
317
A
PRO
318
n
299
PRO
318
A
HIS
319
n
300
HIS
319
A
VAL
320
n
301
VAL
320
A
THR
321
n
302
THR
321
A
GLU
322
n
303
GLU
322
A
ARG
323
n
304
ARG
323
A
VAL
324
n
305
VAL
324
A
GLN
325
n
306
GLN
325
A
LYS
326
n
307
LYS
326
A
GLU
327
n
308
GLU
327
A
ILE
328
n
309
ILE
328
A
GLU
329
n
310
GLU
329
A
GLN
330
n
311
GLN
330
A
VAL
331
n
312
VAL
331
A
ILE
332
n
313
ILE
332
A
GLY
333
n
314
GLY
333
A
SER
334
n
315
SER
334
A
HIS
335
n
316
HIS
335
A
ARG
336
n
317
ARG
336
A
PRO
337
n
318
PRO
337
A
PRO
338
n
319
PRO
338
A
ALA
339
n
320
ALA
339
A
LEU
340
n
321
LEU
340
A
ASP
341
n
322
ASP
341
A
ASP
342
n
323
ASP
342
A
ARG
343
n
324
ARG
343
A
ALA
344
n
325
ALA
344
A
LYS
345
n
326
LYS
345
A
MET
346
n
327
MET
346
A
PRO
347
n
328
PRO
347
A
TYR
348
n
329
TYR
348
A
THR
349
n
330
THR
349
A
ASP
350
n
331
ASP
350
A
ALA
351
n
332
ALA
351
A
VAL
352
n
333
VAL
352
A
ILE
353
n
334
ILE
353
A
HIS
354
n
335
HIS
354
A
GLU
355
n
336
GLU
355
A
ILE
356
n
337
ILE
356
A
GLN
357
n
338
GLN
357
A
ARG
358
n
339
ARG
358
A
LEU
359
n
340
LEU
359
A
GLY
360
n
341
GLY
360
A
ASP
361
n
342
ASP
361
A
LEU
362
n
343
LEU
362
A
ILE
363
n
344
ILE
363
A
PRO
364
n
345
PRO
364
A
PHE
365
n
346
PHE
365
A
GLY
366
n
347
GLY
366
A
VAL
367
n
348
VAL
367
A
PRO
368
n
349
PRO
368
A
HIS
369
n
350
HIS
369
A
THR
370
n
351
THR
370
A
VAL
371
n
352
VAL
371
A
THR
372
n
353
THR
372
A
LYS
373
n
354
LYS
373
A
ASP
374
n
355
ASP
374
A
THR
375
n
356
THR
375
A
GLN
376
n
357
GLN
376
A
PHE
377
n
358
PHE
377
A
ARG
378
n
359
ARG
378
A
GLY
379
n
360
GLY
379
A
TYR
380
n
361
TYR
380
A
VAL
381
n
362
VAL
381
A
ILE
382
n
363
ILE
382
A
PRO
383
n
364
PRO
383
A
LYS
384
n
365
LYS
384
A
ASN
385
n
366
ASN
385
A
THR
386
n
367
THR
386
A
GLU
387
n
368
GLU
387
A
VAL
388
n
369
VAL
388
A
PHE
389
n
370
PHE
389
A
PRO
390
n
371
PRO
390
A
VAL
391
n
372
VAL
391
A
LEU
392
n
373
LEU
392
A
SER
393
n
374
SER
393
A
SER
394
n
375
SER
394
A
ALA
395
n
376
ALA
395
A
LEU
396
n
377
LEU
396
A
HIS
397
n
378
HIS
397
A
ASP
398
n
379
ASP
398
A
PRO
399
n
380
PRO
399
A
ARG
400
n
381
ARG
400
A
TYR
401
n
382
TYR
401
A
PHE
402
n
383
PHE
402
A
GLU
403
n
384
GLU
403
A
THR
404
n
385
THR
404
A
PRO
405
n
386
PRO
405
A
ASN
406
n
387
ASN
406
A
THR
407
n
388
THR
407
A
PHE
408
n
389
PHE
408
A
ASN
409
n
390
ASN
409
A
PRO
410
n
391
PRO
410
A
GLY
411
n
392
GLY
411
A
HIS
412
n
393
HIS
412
A
PHE
413
n
394
PHE
413
A
LEU
414
n
395
LEU
414
A
ASP
415
n
396
ASP
415
A
ALA
416
n
397
ALA
416
A
ASN
417
n
398
ASN
417
A
GLY
418
n
399
GLY
418
A
ALA
419
n
400
ALA
419
A
LEU
420
n
401
LEU
420
A
LYS
421
n
402
LYS
421
A
ARG
422
n
403
ARG
422
A
ASN
423
n
404
ASN
423
A
GLU
424
n
405
GLU
424
A
GLY
425
n
406
GLY
425
A
PHE
426
n
407
PHE
426
A
MET
427
n
408
MET
427
A
PRO
428
n
409
PRO
428
A
PHE
429
n
410
PHE
429
A
SER
430
n
411
SER
430
A
LEU
431
n
412
LEU
431
A
GLY
432
n
413
GLY
432
A
LYS
433
n
414
LYS
433
A
ARG
434
n
415
ARG
434
A
ILE
435
n
416
ILE
435
A
CYS
436
n
417
CYS
436
A
LEU
437
n
418
LEU
437
A
GLY
438
n
419
GLY
438
A
GLU
439
n
420
GLU
439
A
GLY
440
n
421
GLY
440
A
ILE
441
n
422
ILE
441
A
ALA
442
n
423
ALA
442
A
ARG
443
n
424
ARG
443
A
THR
444
n
425
THR
444
A
GLU
445
n
426
GLU
445
A
LEU
446
n
427
LEU
446
A
PHE
447
n
428
PHE
447
A
LEU
448
n
429
LEU
448
A
PHE
449
n
430
PHE
449
A
PHE
450
n
431
PHE
450
A
THR
451
n
432
THR
451
A
THR
452
n
433
THR
452
A
ILE
453
n
434
ILE
453
A
LEU
454
n
435
LEU
454
A
GLN
455
n
436
GLN
455
A
ASN
456
n
437
ASN
456
A
PHE
457
n
438
PHE
457
A
SER
458
n
439
SER
458
A
ILE
459
n
440
ILE
459
A
ALA
460
n
441
ALA
460
A
SER
461
n
442
SER
461
A
PRO
462
n
443
PRO
462
A
VAL
463
n
444
VAL
463
A
PRO
464
n
445
PRO
464
A
PRO
465
n
446
PRO
465
A
GLU
466
n
447
GLU
466
A
ASP
467
n
448
ASP
467
A
ILE
468
n
449
ILE
468
A
ASP
469
n
450
ASP
469
A
LEU
470
n
451
LEU
470
A
THR
471
n
452
THR
471
A
PRO
472
n
453
PRO
472
A
ARG
473
n
454
ARG
473
A
GLU
474
n
455
GLU
474
A
SER
475
n
456
SER
475
A
GLY
476
n
457
GLY
476
A
VAL
477
n
458
VAL
477
A
GLY
478
n
459
GLY
478
A
ASN
479
n
460
ASN
479
A
VAL
480
n
461
VAL
480
A
PRO
481
n
462
PRO
481
A
PRO
482
n
463
PRO
482
A
SER
483
n
464
SER
483
A
TYR
484
n
465
TYR
484
A
GLN
485
n
466
GLN
485
A
ILE
486
n
467
ILE
486
A
ARG
487
n
468
ARG
487
A
PHE
488
n
469
PHE
488
A
LEU
489
n
470
LEU
489
A
ALA
490
n
471
ALA
490
A
ARG
491
n
472
ARG
491
A
HIS
492
n
473
HIS
492
A
n
474
493
A
n
475
494
A
n
476
495
A
author_defined_assembly
1
monomeric
A
CYS
436
A
SG
CYS
417
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
NA
HEM
1_555
96.5
A
CYS
436
A
SG
CYS
417
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
NB
HEM
1_555
88.6
A
HEM
500
B
NA
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
NB
HEM
1_555
90.4
A
CYS
436
A
SG
CYS
417
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
NC
HEM
1_555
83.7
A
HEM
500
B
NA
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
NC
HEM
1_555
178.9
A
HEM
500
B
NB
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
NC
HEM
1_555
90.8
A
CYS
436
A
SG
CYS
417
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
ND
HEM
1_555
92.6
A
HEM
500
B
NA
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
ND
HEM
1_555
89.8
A
HEM
500
B
NB
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
ND
HEM
1_555
178.8
A
HEM
500
B
NC
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
HEM
500
B
ND
HEM
1_555
89.1
A
CYS
436
A
SG
CYS
417
1_555
A
HEM
500
B
FE
HEM
1_555
A
CPZ
600
C
N1
CPZ
1_555
175.9
A
HEM
500
B
NA
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
CPZ
600
C
N1
CPZ
1_555
85.4
A
HEM
500
B
NB
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
CPZ
600
C
N1
CPZ
1_555
87.7
A
HEM
500
B
NC
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
CPZ
600
C
N1
CPZ
1_555
94.4
A
HEM
500
B
ND
HEM
1_555
A
HEM
500
B
FE
HEM
1_555
A
CPZ
600
C
N1
CPZ
1_555
91.1
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
PHE
66
A
N
PHE
47
A
O
VAL
77
A
O
VAL
58
A
N
VAL
76
A
N
VAL
57
A
O
GLU
387
A
O
GLU
368
A
O
VAL
388
A
O
VAL
369
A
N
HIS
369
A
N
HIS
350
A
O
THR
370
A
O
THR
351
A
N
GLY
97
A
N
GLY
78
A
N
THR
375
A
N
THR
356
A
O
ILE
382
A
O
ILE
363
A
N
SER
458
A
N
SER
439
A
O
LEU
489
A
O
LEU
470
A
N
GLU
474
A
N
GLU
455
A
O
VAL
480
A
O
VAL
461
1
A
HOH
1136
D
HOH
1
A
MET
20
A
MET
1
1
Y
1
A
ALA
21
A
ALA
2
1
Y
1
A
LYS
22
A
LYS
3
1
Y
1
A
LYS
23
A
LYS
4
1
Y
1
A
THR
24
A
THR
5
1
Y
1
A
SER
25
A
SER
6
1
Y
1
A
SER
26
A
SER
7
1
Y
1
A
LYS
27
A
LYS
8
1
Y
1
A
HIS
493
A
HIS
474
1
Y
1
A
HIS
494
A
HIS
475
1
Y
1
A
HIS
495
A
HIS
476
1
Y
1
11.07
1.50
119.30
130.37
A
A
A
C
N
CA
ILE
PRO
PRO
363
364
364
Y
1
-3.52
0.50
120.30
116.78
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
443
443
443
N
1
A
A
CA
CB
ALA
ALA
351
351
0.148
0.021
1.520
1.668
N
1
A
LYS
29
82.76
143.34
1
A
VAL
39
67.55
-64.84
1
A
ARG
133
-57.08
-7.32
1
A
ASP
134
-178.13
125.44
1
A
SER
430
72.74
-161.92
1
A
CYS
436
-32.42
119.14
0.239
0.215
0.215
1.9
49
638636
99.9
RANDOM
1
THROUGHOUT
MOLECULAR REPLACEMENT
PDB ENTRY 1PO5
Engh & Huber
1.9
49
190
3979
55
0
3734
1.8
0.017
1.95
100
1.9
49
1SUO
638636
0.074
0.074
1
6.8
8.9
99.9
0.553
1.90
1.95
1.3
6.0
100
data reduction
MOSFLM
data scaling
SCALA
phasing
MOLREP
refinement
CNS
data scaling
CCP4
(SCALA)
Structure of mammalian cytochrome P450 2B4 with bound 4-(4-chlorophenyl)imidazole
1
N
N
2
N
N
3
N
N
4
N
N
A
ASN
42
A
ASN
23
HELX_P
A
MET
46
A
MET
27
5
1
5
A
GLY
50
A
GLY
31
HELX_P
A
GLY
63
A
GLY
44
1
2
14
A
GLY
80
A
GLY
61
HELX_P
A
VAL
89
A
VAL
70
1
3
10
A
VAL
104
A
VAL
85
HELX_P
A
GLN
109
A
GLN
90
1
4
6
A
ASN
117
A
ASN
98
HELX_P
A
ARG
133
A
ARG
114
1
5
17
A
SER
141
A
SER
122
HELX_P
A
SER
160
A
SER
141
1
6
20
A
ASN
167
A
ASN
148
HELX_P
A
GLY
185
A
GLY
166
1
7
19
A
ASP
192
A
ASP
173
HELX_P
A
SER
210
A
SER
191
1
8
19
A
SER
211
A
SER
192
HELX_P
A
LYS
225
A
LYS
206
1
9
15
A
GLY
229
A
GLY
210
HELX_P
A
LEU
256
A
LEU
237
1
10
28
A
ASP
263
A
ASP
244
HELX_P
A
ASP
275
A
ASP
256
1
11
13
A
HIS
284
A
HIS
265
HELX_P
A
TYR
317
A
TYR
298
1
12
34
A
TYR
317
A
TYR
298
HELX_P
A
ILE
332
A
ILE
313
1
13
16
A
ALA
339
A
ALA
320
HELX_P
A
LYS
345
A
LYS
326
5
14
7
A
MET
346
A
MET
327
HELX_P
A
ASP
361
A
ASP
342
1
15
16
A
VAL
391
A
VAL
372
HELX_P
A
HIS
397
A
HIS
378
1
16
7
A
ASN
409
A
ASN
390
HELX_P
A
LEU
414
A
LEU
395
5
17
6
A
LEU
431
A
LEU
412
HELX_P
A
ILE
435
A
ILE
416
5
18
5
A
GLY
438
A
GLY
419
HELX_P
A
ASN
456
A
ASN
437
1
19
19
A
PRO
464
A
PRO
445
HELX_P
A
ILE
468
A
ILE
449
5
20
5
metalc
2.251
A
CYS
436
A
SG
CYS
417
1_555
A
HEM
500
B
FE
HEM
1_555
metalc
2.140
A
HEM
500
B
FE
HEM
1_555
A
CPZ
600
C
N1
CPZ
1_555
OXIDOREDUCTASE
oxidoreductase, membrane protein, CYP 2B4, CYP LM2, Cytochrome p450, Monooxygenase
CP2B4_RABIT
UNP
1
1
P00178
MEFSLLLLLAFLAGLLLLLFRGHPKAHGRLPPGPSPLPVLGNLLQMDRKGLLRSFLRLREKYGDVFTVYLGSRPVVVLCG
TDAIREALVDQAEAFSGRGKIAVVDPIFQGYGVIFANGERWRALRRFSLATMRDFGMGKRSVEERIQEEARCLVEELRKS
KGALLDNTLLFHSITSNIICSIVFGKRFDYKDPVFLRLLDLFFQSFSLISSFSSQVFELFPGFLKHFPGTHRQIYRNLQE
INTFIGQSVEKHRATLDPSNPRDFIDVYLLRMEKDKSDPSSEFHHQNLILTVLSLFFAGTETTSTTLRYGFLLMLKYPHV
TERVQKEIEQVIGSHRPPALDDRAKMPYTDAVIHEIQRLGDLIPFGVPHTVTKDTQFRGYVIPKNTEVFPVLSSALHDPR
YFETPNTFNPGHFLDANGALKRNEGFMPFSLGKRICLGEGIARTELFLFFTTILQNFSIASPVPPEDIDLTPRESGVGNV
PPSYQIRFLAR
1
491
1SUO
20
491
P00178
A
1
1
472
1
GLU
engineered mutation
ALA
21
1SUO
A
P00178
UNP
2
2
1
PHE
deletion
1SUO
A
P00178
UNP
3
1
SER
deletion
1SUO
A
P00178
UNP
4
1
LEU
deletion
1SUO
A
P00178
UNP
5
1
LEU
deletion
1SUO
A
P00178
UNP
6
1
LEU
deletion
1SUO
A
P00178
UNP
7
1
LEU
deletion
1SUO
A
P00178
UNP
8
1
LEU
deletion
1SUO
A
P00178
UNP
9
1
ALA
deletion
1SUO
A
P00178
UNP
10
1
PHE
deletion
1SUO
A
P00178
UNP
11
1
LEU
deletion
1SUO
A
P00178
UNP
12
1
ALA
deletion
1SUO
A
P00178
UNP
13
1
GLY
deletion
1SUO
A
P00178
UNP
14
1
LEU
deletion
1SUO
A
P00178
UNP
15
1
LEU
deletion
1SUO
A
P00178
UNP
16
1
LEU
deletion
1SUO
A
P00178
UNP
17
1
LEU
deletion
1SUO
A
P00178
UNP
18
1
LEU
deletion
1SUO
A
P00178
UNP
19
1
PHE
deletion
1SUO
A
P00178
UNP
20
1
ARG
deletion
1SUO
A
P00178
UNP
21
1
GLY
engineered mutation
LYS
22
1SUO
A
P00178
UNP
22
3
1
HIS
engineered mutation
LYS
23
1SUO
A
P00178
UNP
23
4
1
PRO
engineered mutation
THR
24
1SUO
A
P00178
UNP
24
5
1
LYS
engineered mutation
SER
25
1SUO
A
P00178
UNP
25
6
1
ALA
engineered mutation
SER
26
1SUO
A
P00178
UNP
26
7
1
HIS
engineered mutation
LYS
27
1SUO
A
P00178
UNP
27
8
1
ARG
engineered mutation
LYS
29
1SUO
A
P00178
UNP
29
10
1
PRO
SEE REMARK 999
SER
221
1SUO
A
P00178
UNP
221
202
1
HIS
engineered mutation
TYR
226
1SUO
A
P00178
UNP
226
207
1
expression tag
HIS
492
1SUO
A
P00178
UNP
473
1
expression tag
HIS
493
1SUO
A
P00178
UNP
474
1
expression tag
HIS
494
1SUO
A
P00178
UNP
475
1
expression tag
HIS
495
1SUO
A
P00178
UNP
476
5
2
2
2
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
65
A
VAL
46
A
LEU
70
A
LEU
51
A
ARG
73
A
ARG
54
A
LEU
78
A
LEU
59
A
GLU
387
A
GLU
368
A
PRO
390
A
PRO
371
A
HIS
369
A
HIS
350
A
THR
370
A
THR
351
A
GLY
97
A
GLY
78
A
ARG
98
A
ARG
79
A
THR
375
A
THR
356
A
PHE
377
A
PHE
358
A
TYR
380
A
TYR
361
A
ILE
382
A
ILE
363
A
PHE
457
A
PHE
438
A
ALA
460
A
ALA
441
A
ARG
487
A
ARG
468
A
ALA
490
A
ALA
471
A
GLU
474
A
GLU
455
A
SER
475
A
SER
456
A
ASN
479
A
ASN
460
A
VAL
480
A
VAL
461
BINDING SITE FOR RESIDUE HEM A 500
A
HEM
500
Software
20
BINDING SITE FOR RESIDUE CPZ A 600
A
CPZ
600
Software
6
A
ARG
98
A
ARG
79
20
1_555
A
VAL
113
A
VAL
94
20
1_555
A
TRP
121
A
TRP
102
20
1_555
A
ARG
125
A
ARG
106
20
1_555
A
ALA
298
A
ALA
279
20
1_555
A
GLY
299
A
GLY
280
20
1_555
A
THR
302
A
THR
283
20
1_555
A
THR
303
A
THR
284
20
1_555
A
THR
306
A
THR
287
20
1_555
A
ILE
363
A
ILE
344
20
1_555
A
HIS
369
A
HIS
350
20
1_555
A
LEU
392
A
LEU
373
20
1_555
A
PRO
428
A
PRO
409
20
1_555
A
PHE
429
A
PHE
410
20
1_555
A
SER
430
A
SER
411
20
1_555
A
ARG
434
A
ARG
415
20
1_555
A
CYS
436
A
CYS
417
20
1_555
A
GLY
438
A
GLY
419
20
1_555
A
ALA
442
A
ALA
423
20
1_555
A
CPZ
600
C
CPZ
20
1_555
A
ILE
101
A
ILE
82
6
1_555
A
PHE
297
A
PHE
278
6
1_555
A
ALA
298
A
ALA
279
6
1_555
A
GLU
301
A
GLU
282
6
1_555
A
THR
302
A
THR
283
6
1_555
A
HEM
500
B
HEM
6
1_555
182
P 63 2 2