0.024900
0.000000
0.000000
0.000000
0.020394
0.000000
0.000000
0.000000
0.012620
0.00000
0.00000
0.00000
Barrick, D.
Dahlquist, F.W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
40.161
49.033
79.240
C4 H7 N2 1
83.112
1-METHYLIMIDAZOLE
non-polymer
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
Y
1
N
N
Y
2
N
C
Y
3
N
N
Y
4
N
C
Y
5
N
C
N
6
N
C
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
O
N
20
N
H
N
21
N
H
N
22
N
H
N
23
N
H
N
24
N
H
N
25
N
H
N
26
N
H
N
27
N
N
N
28
S
C
N
29
N
C
N
30
N
O
N
31
N
C
N
32
N
C
N
33
N
C
N
34
N
N
N
35
N
C
N
36
N
N
N
37
N
N
N
38
N
O
N
39
N
H
N
40
N
H
N
41
N
H
N
42
N
H
N
43
N
H
N
44
N
H
N
45
N
H
N
46
N
H
N
47
N
H
N
48
N
H
N
49
N
H
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
N
N
55
S
C
N
56
N
C
N
57
N
O
N
58
N
C
N
59
N
C
N
60
N
O
N
61
N
N
N
62
N
O
N
63
N
H
N
64
N
H
N
65
N
H
N
66
N
H
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
N
N
72
S
C
N
73
N
C
N
74
N
O
N
75
N
C
N
76
N
C
N
77
N
O
N
78
N
O
N
79
N
O
N
80
N
H
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
N
N
88
S
C
N
89
N
C
N
90
N
O
N
91
N
C
N
92
N
C
N
93
N
C
N
94
N
O
N
95
N
N
N
96
N
O
N
97
N
H
N
98
N
H
N
99
N
H
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
O
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
N
N
127
N
C
N
128
N
C
N
129
N
O
N
130
N
O
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
C
N
137
N
C
N
138
N
C
N
139
N
C
Y
140
N
C
Y
141
N
C
Y
142
N
C
Y
143
N
C
N
144
N
C
N
145
N
C
N
146
N
C
N
147
N
C
N
148
N
O
N
149
N
O
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
Y
157
N
C
Y
158
N
C
Y
159
N
C
Y
160
N
C
N
161
N
C
N
162
N
C
N
163
N
C
N
164
N
C
N
165
N
C
N
166
N
C
N
167
N
C
N
168
N
C
N
169
N
C
N
170
N
C
N
171
N
C
N
172
N
O
N
173
N
O
Y
174
N
N
N
175
N
N
Y
176
N
N
N
177
N
N
N
178
N
FE
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
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
N
N
212
S
C
N
213
N
C
N
214
N
O
N
215
N
C
Y
216
N
C
Y
217
N
N
Y
218
N
C
Y
219
N
C
Y
220
N
N
N
221
N
O
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
H
N
232
N
O
N
233
N
H
N
234
N
H
N
235
N
N
N
236
S
C
N
237
N
C
N
238
N
O
N
239
S
C
N
240
N
C
N
241
N
C
N
242
N
C
N
243
N
O
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
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
H
N
257
N
N
N
258
S
C
N
259
N
C
N
260
N
O
N
261
N
C
N
262
N
C
N
263
N
C
N
264
N
C
N
265
N
O
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
H
N
278
N
H
N
279
N
N
N
280
S
C
N
281
N
C
N
282
N
O
N
283
N
C
N
284
N
C
N
285
N
C
N
286
N
C
N
287
N
N
N
288
N
O
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
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
N
N
305
S
C
N
306
N
C
N
307
N
O
N
308
N
C
N
309
N
C
N
310
N
S
N
311
N
C
N
312
N
O
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
Y
329
N
C
Y
330
N
C
Y
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
N
335
N
O
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
H
N
345
N
H
N
346
N
H
N
347
N
N
N
348
S
C
N
349
N
C
N
350
N
O
N
351
N
C
N
352
N
C
N
353
N
C
N
354
N
O
N
355
N
H
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
N
N
365
S
C
N
366
N
C
N
367
N
O
N
368
N
C
N
369
N
O
N
370
N
O
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
H
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
N
N
379
S
C
N
380
N
C
N
381
N
O
N
382
R
C
N
383
N
O
N
384
N
C
N
385
N
O
N
386
N
H
N
387
N
H
N
388
N
H
N
389
N
H
N
390
N
H
N
391
N
H
N
392
N
H
N
393
N
H
N
394
N
H
N
395
N
N
N
396
S
C
N
397
N
C
N
398
N
O
N
399
N
C
Y
400
N
C
Y
401
N
C
Y
402
N
C
Y
403
N
N
Y
404
N
C
Y
405
N
C
Y
406
N
C
Y
407
N
C
Y
408
N
C
N
409
N
O
N
410
N
H
N
411
N
H
N
412
N
H
N
413
N
H
N
414
N
H
N
415
N
H
N
416
N
H
N
417
N
H
N
418
N
H
N
419
N
H
N
420
N
H
N
421
N
H
N
422
N
N
N
423
S
C
N
424
N
C
N
425
N
O
N
426
N
C
Y
427
N
C
Y
428
N
C
Y
429
N
C
Y
430
N
C
Y
431
N
C
Y
432
N
C
N
433
N
O
N
434
N
O
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
H
N
443
N
H
N
444
N
H
N
445
N
H
N
446
N
N
N
447
S
C
N
448
N
C
N
449
N
O
N
450
N
C
N
451
N
C
N
452
N
C
N
453
N
O
N
454
N
H
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
Y
1
N
sing
Y
2
N
sing
N
3
N
sing
Y
4
N
doub
N
5
N
sing
Y
6
N
sing
N
7
N
sing
Y
8
N
doub
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
sing
N
20
N
doub
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
doub
N
33
N
sing
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
sing
N
46
N
doub
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
sing
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
doub
N
59
N
sing
N
60
N
sing
N
61
N
sing
N
62
N
sing
N
63
N
doub
N
64
N
sing
N
65
N
sing
N
66
N
sing
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
doub
N
75
N
sing
N
76
N
sing
N
77
N
sing
N
78
N
sing
N
79
N
doub
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
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
sing
N
97
N
doub
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
doub
N
109
N
sing
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
doub
N
117
N
sing
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
doub
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
doub
N
131
N
sing
N
132
N
sing
N
133
N
doub
N
134
N
sing
N
135
N
sing
N
136
N
doub
N
137
N
sing
N
138
N
doub
N
139
N
sing
N
140
N
sing
Y
141
N
doub
Y
142
N
sing
Y
143
N
sing
N
144
N
sing
Y
145
N
doub
N
146
N
sing
Y
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
sing
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
doub
N
158
N
sing
N
159
N
sing
N
160
N
sing
N
161
N
doub
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
doub
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
doub
N
170
N
sing
N
171
N
sing
N
172
N
sing
Y
173
N
sing
Y
174
N
sing
Y
175
N
doub
N
176
N
sing
Y
177
N
sing
N
178
N
sing
Y
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
doub
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
doub
N
189
N
doub
N
190
N
sing
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
doub
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
sing
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
doub
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
Y
222
N
sing
Y
223
N
doub
Y
224
N
doub
N
225
N
sing
Y
226
N
sing
N
227
N
sing
Y
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
doub
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
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
sing
N
261
N
doub
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
sing
N
282
N
doub
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
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
doub
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
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
doub
N
326
N
sing
N
327
N
sing
N
328
N
sing
N
329
N
sing
Y
330
N
doub
Y
331
N
sing
Y
332
N
sing
N
333
N
sing
Y
334
N
doub
N
335
N
sing
Y
336
N
doub
N
337
N
sing
Y
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
doub
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
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
doub
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
sing
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
doub
N
395
N
sing
N
396
N
sing
N
397
N
sing
N
398
N
sing
Y
399
N
doub
Y
400
N
sing
Y
401
N
sing
N
402
N
sing
Y
403
N
doub
Y
404
N
sing
Y
405
N
sing
N
406
N
sing
Y
407
N
sing
Y
408
N
doub
N
409
N
sing
Y
410
N
doub
N
411
N
sing
Y
412
N
sing
N
413
N
sing
N
414
N
sing
N
415
N
sing
N
416
N
sing
N
417
N
sing
N
418
N
sing
N
419
N
sing
N
420
N
sing
N
421
N
sing
N
422
N
doub
N
423
N
sing
N
424
N
sing
N
425
N
sing
N
426
N
sing
Y
427
N
doub
Y
428
N
sing
Y
429
N
sing
N
430
N
sing
Y
431
N
doub
N
432
N
sing
Y
433
N
doub
N
434
N
sing
Y
435
N
sing
N
436
N
sing
N
437
N
sing
N
438
N
sing
N
439
N
sing
N
440
N
sing
N
441
N
sing
N
442
N
sing
N
443
N
sing
N
444
N
sing
N
445
N
sing
N
446
N
doub
N
447
N
sing
N
448
N
sing
N
449
N
sing
N
450
N
sing
N
451
N
sing
N
452
N
sing
N
453
N
sing
N
454
N
sing
N
455
N
sing
N
456
N
sing
N
457
N
sing
US
Proteins
PSFGEY
0867
0887-3585
39
278
290
10.1002/(SICI)1097-0134(20000601)39:4<278::AID-PROT20>3.0.CO;2-T
10813811
Trans-substitution of the proximal hydrogen bond in myoglobin: I. Structural consequences of hydrogen bond deletion.
2000
To be Published
0353
Trans-substitution of the proximal hydrogen bond in myoglobin: II. Energetics, functional consequences, and implications for hemoglobin allostery.
10.2210/pdb1duo/pdb
pdb_00001duo
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
298.0
1
AREA DETECTOR
1994-11-29
SDMS
SINGLE WAVELENGTH
M
x-ray
1
1.54
1.0
1.54
ROTATING ANODE
RIGAKU RU200
HEME IS BOUND TO THE PROTEIN DURING BACTERIAL EXPRESSION
17153.857
SPERM WHALE METAQUOMYOGLOBIN VARIANT H93G
H93G
1
man
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
1
syn
non-polymer
83.112
1-METHYLIMIDAZOLE
1
syn
non-polymer
18.015
water
24
nat
water
no
no
VLSEGEWQLVLHVWAKVEADVAGHGQDILIRLFKSHPETLEKFDRFKHLKTEAEMKASEDLKKHGVTVLTALGAILKKKG
HHEAELKPLAQSGATKHKIPIKYLEFISEAIIHVLHSRHPGDFGADAQGAMNKALELFRKDIAAKYKELGYQG
VLSEGEWQLVLHVWAKVEADVAGHGQDILIRLFKSHPETLEKFDRFKHLKTEAEMKASEDLKKHGVTVLTALGAILKKKG
HHEAELKPLAQSGATKHKIPIKYLEFISEAIIHVLHSRHPGDFGADAQGAMNKALELFRKDIAAKYKELGYQG
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
sperm whale
Physeter
Escherichia
sample
9755
Physeter catodon
562
Escherichia coli
PLASMID
P413B
1
2.27
45.90
VAPOR DIFFUSION, HANGING DROP
6.5
35 % PEG 8000, 0.3 M NaOAc, 0.1 M PIPES, and 0.1 % dioxane, pH 6.5, VAPOR DIFFUSION, HANGING DROP
Room temperature
struct_ref_seq_dif
atom_site
pdbx_entity_src_syn
chem_comp_atom
chem_comp_bond
database_2
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Version format compliance
Database references
Atomic model
Data collection
Source and taxonomy
Data collection
Database references
Derived calculations
1
0
2000-02-07
1
1
2008-04-27
1
2
2011-07-13
1
3
2018-03-14
2
0
2019-05-15
2
1
2024-02-07
_struct_ref_seq_dif.details
_atom_site.B_iso_or_equiv
_atom_site.Cartn_x
_atom_site.Cartn_y
_atom_site.Cartn_z
_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
Sperm whale metaquomyoglobin proximal histidine mutant H93G with imidazole as proximal ligand. Same crystallization conditions and refinement procedures.
Sperm whale metaquomyoglobin proximal histidine mutant H93G with 4-methylimidazole as proximal ligand. Same crystallization conditions and refinement procedures.
Wild-type sperm whale metaquomyoglobin. Same crystallization conditions and refinement procedures.
RCSB
Y
RCSB
2000-01-18
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
1MZ
1-METHYLIMIDAZOLE
HOH
water
HEM
0
2
HEM
HEM
154
A
1IM
0
3
1MZ
1MZ
155
A
WAT
0
4
HOH
HOH
156
A
WAT
0
4
HOH
HOH
157
A
WAT
0
4
HOH
HOH
158
A
WAT
0
4
HOH
HOH
159
A
WAT
0
4
HOH
HOH
160
A
WAT
0
4
HOH
HOH
161
A
WAT
0
4
HOH
HOH
162
A
WAT
0
4
HOH
HOH
163
A
WAT
0
4
HOH
HOH
164
A
WAT
0
4
HOH
HOH
165
A
WAT
0
4
HOH
HOH
166
A
WAT
0
4
HOH
HOH
167
A
WAT
0
4
HOH
HOH
168
A
WAT
0
4
HOH
HOH
169
A
WAT
0
4
HOH
HOH
170
A
WAT
0
4
HOH
HOH
171
A
WAT
0
4
HOH
HOH
172
A
WAT
0
4
HOH
HOH
173
A
WAT
0
4
HOH
HOH
174
A
WAT
0
4
HOH
HOH
175
A
WAT
0
4
HOH
HOH
176
A
WAT
0
4
HOH
HOH
177
A
WAT
0
4
HOH
HOH
178
A
WAT
0
4
HOH
HOH
179
A
VAL
1
n
1
VAL
1
A
LEU
2
n
2
LEU
2
A
SER
3
n
3
SER
3
A
GLU
4
n
4
GLU
4
A
GLY
5
n
5
GLY
5
A
GLU
6
n
6
GLU
6
A
TRP
7
n
7
TRP
7
A
GLN
8
n
8
GLN
8
A
LEU
9
n
9
LEU
9
A
VAL
10
n
10
VAL
10
A
LEU
11
n
11
LEU
11
A
HIS
12
n
12
HIS
12
A
VAL
13
n
13
VAL
13
A
TRP
14
n
14
TRP
14
A
ALA
15
n
15
ALA
15
A
LYS
16
n
16
LYS
16
A
VAL
17
n
17
VAL
17
A
GLU
18
n
18
GLU
18
A
ALA
19
n
19
ALA
19
A
ASP
20
n
20
ASP
20
A
VAL
21
n
21
VAL
21
A
ALA
22
n
22
ALA
22
A
GLY
23
n
23
GLY
23
A
HIS
24
n
24
HIS
24
A
GLY
25
n
25
GLY
25
A
GLN
26
n
26
GLN
26
A
ASP
27
n
27
ASP
27
A
ILE
28
n
28
ILE
28
A
LEU
29
n
29
LEU
29
A
ILE
30
n
30
ILE
30
A
ARG
31
n
31
ARG
31
A
LEU
32
n
32
LEU
32
A
PHE
33
n
33
PHE
33
A
LYS
34
n
34
LYS
34
A
SER
35
n
35
SER
35
A
HIS
36
n
36
HIS
36
A
PRO
37
n
37
PRO
37
A
GLU
38
n
38
GLU
38
A
THR
39
n
39
THR
39
A
LEU
40
n
40
LEU
40
A
GLU
41
n
41
GLU
41
A
LYS
42
n
42
LYS
42
A
PHE
43
n
43
PHE
43
A
ASP
44
n
44
ASP
44
A
ARG
45
n
45
ARG
45
A
PHE
46
n
46
PHE
46
A
GLY
47
n
47
LYS
47
A
HIS
48
n
48
HIS
48
A
LEU
49
n
49
LEU
49
A
LYS
50
n
50
LYS
50
A
THR
51
n
51
THR
51
A
GLU
52
n
52
GLU
52
A
ALA
53
n
53
ALA
53
A
GLU
54
n
54
GLU
54
A
MET
55
n
55
MET
55
A
LYS
56
n
56
LYS
56
A
ALA
57
n
57
ALA
57
A
SER
58
n
58
SER
58
A
GLU
59
n
59
GLU
59
A
ASP
60
n
60
ASP
60
A
LEU
61
n
61
LEU
61
A
LYS
62
n
62
LYS
62
A
LYS
63
n
63
LYS
63
A
HIS
64
n
64
HIS
64
A
GLY
65
n
65
GLY
65
A
VAL
66
n
66
VAL
66
A
THR
67
n
67
THR
67
A
VAL
68
n
68
VAL
68
A
LEU
69
n
69
LEU
69
A
THR
70
n
70
THR
70
A
ALA
71
n
71
ALA
71
A
LEU
72
n
72
LEU
72
A
GLY
73
n
73
GLY
73
A
ALA
74
n
74
ALA
74
A
ILE
75
n
75
ILE
75
A
LEU
76
n
76
LEU
76
A
LYS
77
n
77
LYS
77
A
LYS
78
n
78
LYS
78
A
LYS
79
n
79
LYS
79
A
GLY
80
n
80
GLY
80
A
HIS
81
n
81
HIS
81
A
HIS
82
n
82
HIS
82
A
GLU
83
n
83
GLU
83
A
ALA
84
n
84
ALA
84
A
GLU
85
n
85
GLU
85
A
LEU
86
n
86
LEU
86
A
LYS
87
n
87
LYS
87
A
PRO
88
n
88
PRO
88
A
LEU
89
n
89
LEU
89
A
ALA
90
n
90
ALA
90
A
ALA
91
n
91
GLN
91
A
SER
92
n
92
SER
92
A
GLY
93
n
93
GLY
93
A
ALA
94
n
94
ALA
94
A
THR
95
n
95
THR
95
A
LYS
96
n
96
LYS
96
A
HIS
97
n
97
HIS
97
A
LYS
98
n
98
LYS
98
A
ILE
99
n
99
ILE
99
A
PRO
100
n
100
PRO
100
A
ILE
101
n
101
ILE
101
A
LYS
102
n
102
LYS
102
A
TYR
103
n
103
TYR
103
A
LEU
104
n
104
LEU
104
A
GLU
105
n
105
GLU
105
A
PHE
106
n
106
PHE
106
A
ILE
107
n
107
ILE
107
A
SER
108
n
108
SER
108
A
GLU
109
n
109
GLU
109
A
ALA
110
n
110
ALA
110
A
ILE
111
n
111
ILE
111
A
ILE
112
n
112
ILE
112
A
HIS
113
n
113
HIS
113
A
VAL
114
n
114
VAL
114
A
LEU
115
n
115
LEU
115
A
HIS
116
n
116
HIS
116
A
SER
117
n
117
SER
117
A
ARG
118
n
118
ARG
118
A
HIS
119
n
119
HIS
119
A
PRO
120
n
120
PRO
120
A
GLY
121
n
121
GLY
121
A
ASP
122
n
122
ASP
122
A
PHE
123
n
123
PHE
123
A
GLY
124
n
124
GLY
124
A
ALA
125
n
125
ALA
125
A
ASP
126
n
126
ASP
126
A
ALA
127
n
127
ALA
127
A
GLN
128
n
128
GLN
128
A
GLY
129
n
129
GLY
129
A
ALA
130
n
130
ALA
130
A
MET
131
n
131
MET
131
A
ASN
132
n
132
ASN
132
A
LYS
133
n
133
LYS
133
A
ALA
134
n
134
ALA
134
A
LEU
135
n
135
LEU
135
A
GLU
136
n
136
GLU
136
A
LEU
137
n
137
LEU
137
A
PHE
138
n
138
PHE
138
A
ARG
139
n
139
ARG
139
A
LYS
140
n
140
LYS
140
A
ASP
141
n
141
ASP
141
A
ILE
142
n
142
ILE
142
A
ALA
143
n
143
ALA
143
A
ALA
144
n
144
ALA
144
A
LYS
145
n
145
LYS
145
A
TYR
146
n
146
TYR
146
A
LYS
147
n
147
LYS
147
A
GLU
148
n
148
GLU
148
A
LEU
149
n
149
LEU
149
A
GLY
150
n
150
GLY
150
A
TYR
151
n
151
TYR
151
A
GLN
152
n
152
GLN
152
A
n
153
153
A
0.1810000
author_defined_assembly
1
monomeric
A
1MZ
155
C
N3
1MZ
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
NA
HEM
1_555
77.6
A
1MZ
155
C
N3
1MZ
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
NB
HEM
1_555
92.8
A
HEM
154
B
NA
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
NB
HEM
1_555
86.0
A
1MZ
155
C
N3
1MZ
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
NC
HEM
1_555
102.2
A
HEM
154
B
NA
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
NC
HEM
1_555
176.2
A
HEM
154
B
NB
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
NC
HEM
1_555
90.2
A
1MZ
155
C
N3
1MZ
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
ND
HEM
1_555
83.4
A
HEM
154
B
NA
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
ND
HEM
1_555
92.6
A
HEM
154
B
NB
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
ND
HEM
1_555
176.2
A
HEM
154
B
NC
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HEM
154
B
ND
HEM
1_555
91.1
A
1MZ
155
C
N3
1MZ
1_555
A
HEM
154
B
FE
HEM
1_555
A
HOH
156
D
O
HOH
1_555
174.4
A
HEM
154
B
NA
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HOH
156
D
O
HOH
1_555
100.7
A
HEM
154
B
NB
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HOH
156
D
O
HOH
1_555
92.4
A
HEM
154
B
NC
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HOH
156
D
O
HOH
1_555
79.9
A
HEM
154
B
ND
HEM
1_555
A
HEM
154
B
FE
HEM
1_555
A
HOH
156
D
O
HOH
1_555
91.4
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
1
A
CD
LYS
34
A
CD
LYS
34
1
Y
1
A
CE
LYS
34
A
CE
LYS
34
1
Y
1
A
NZ
LYS
34
A
NZ
LYS
34
1
Y
1
A
CB
ARG
45
A
CB
ARG
45
1
Y
1
A
CG
ARG
45
A
CG
ARG
45
1
Y
1
A
CD
ARG
45
A
CD
ARG
45
1
Y
1
A
NE
ARG
45
A
NE
ARG
45
1
Y
1
A
CZ
ARG
45
A
CZ
ARG
45
1
Y
1
A
NH1
ARG
45
A
NH1
ARG
45
1
Y
1
A
NH2
ARG
45
A
NH2
ARG
45
1
Y
1
A
CB
LYS
47
A
CB
LYS
47
1
Y
1
A
CG
LYS
47
A
CG
LYS
47
1
Y
1
A
CD
LYS
47
A
CD
LYS
47
1
Y
1
A
CE
LYS
47
A
CE
LYS
47
1
Y
1
A
NZ
LYS
47
A
NZ
LYS
47
1
Y
1
A
CE
LYS
62
A
CE
LYS
62
1
Y
1
A
NZ
LYS
62
A
NZ
LYS
62
1
Y
1
A
CG
GLN
91
A
CG
GLN
91
1
Y
1
A
CD
GLN
91
A
CD
GLN
91
1
Y
1
A
OE1
GLN
91
A
OE1
GLN
91
1
Y
1
A
NE2
GLN
91
A
NE2
GLN
91
1
Y
1
A
CD
LYS
140
A
CD
LYS
140
1
Y
1
A
CE
LYS
140
A
CE
LYS
140
1
Y
1
A
NZ
LYS
140
A
NZ
LYS
140
1
Y
1
A
CE
LYS
145
A
CE
LYS
145
1
Y
1
A
NZ
LYS
145
A
NZ
LYS
145
1
Y
1
A
CE
LYS
147
A
CE
LYS
147
1
Y
1
A
NZ
LYS
147
A
NZ
LYS
147
1
Y
1
A
GLY
153
A
GLY
153
1
Y
1
7.79
0.90
118.30
126.09
A
A
A
CB
CG
OD1
ASP
ASP
ASP
20
20
20
N
1
-7.17
0.90
118.30
111.13
A
A
A
CB
CG
OD2
ASP
ASP
ASP
20
20
20
N
1
6.20
0.90
118.30
124.50
A
A
A
CB
CG
OD1
ASP
ASP
ASP
44
44
44
N
1
-6.93
0.90
118.30
111.37
A
A
A
CB
CG
OD2
ASP
ASP
ASP
44
44
44
N
1
17.60
1.40
123.60
141.20
A
A
A
CD
NE
CZ
ARG
ARG
ARG
118
118
118
N
1
10.93
0.50
120.30
131.23
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
118
118
118
N
1
-10.94
0.50
120.30
109.36
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
118
118
118
N
1
-6.55
0.90
118.30
111.75
A
A
A
CB
CG
OD2
ASP
ASP
ASP
122
122
122
N
1
3.74
0.60
121.00
124.74
A
A
A
CB
CG
CD2
TYR
TYR
TYR
146
146
146
N
1
A
A
CD
OE2
GLU
GLU
4
4
0.078
0.011
1.252
1.330
N
1
A
A
CD
OE2
GLU
GLU
6
6
0.070
0.011
1.252
1.322
N
1
A
A
CD
OE2
GLU
GLU
18
18
0.079
0.011
1.252
1.331
N
1
A
A
CD
OE2
GLU
GLU
38
38
0.078
0.011
1.252
1.330
N
1
A
A
CD
OE2
GLU
GLU
41
41
0.068
0.011
1.252
1.320
N
1
A
A
CD
OE2
GLU
GLU
54
54
0.075
0.011
1.252
1.327
N
1
A
A
CD
OE2
GLU
GLU
83
83
0.074
0.011
1.252
1.326
N
1
A
A
CD
OE2
GLU
GLU
109
109
0.082
0.011
1.252
1.334
N
1
A
A
CD
OE2
GLU
GLU
136
136
0.067
0.011
1.252
1.319
N
1
A
ASP
20
-161.33
65.58
1
A
LYS
96
-100.74
-61.13
0.1810000
2.00
20.0
9290
9290
76
1
Bond length 0.02 angstroms; Bond angles 3 degrees; Trig planes 0.02, General planes 0.02; B-correlation 6.0 angstroms squared.
2.00
20.0
24
1251
49
0
1178
0.02
3.0
17.3
2.0
20.0
1DUO
9290
9290
0.0560000
1
9.70
2.19
76
0.1820000
2.0
2.15
1522
1.36
71.1
refinement
TNT
data reduction
SDMS
data scaling
SDMS
phasing
TNT
SPERM WHALE METAQUOMYOGLOBIN PROXIMAL HISTIDINE MUTANT H93G WITH 1-METHYLIMIDAZOLE AS PROXIMAL LIGAND.
1
N
N
2
N
N
3
N
N
4
N
N
A
SER
3
A
SER
3
HELX_P
A
ALA
19
A
ALA
19
1
1
17
A
ASP
20
A
ASP
20
HELX_P
A
HIS
36
A
HIS
36
1
2
17
A
HIS
36
A
HIS
36
HELX_P
A
GLU
41
A
GLU
41
1
3
6
A
THR
51
A
THR
51
HELX_P
A
SER
58
A
SER
58
1
4
8
A
SER
58
A
SER
58
HELX_P
A
LYS
77
A
LYS
77
1
5
20
A
HIS
82
A
HIS
82
HELX_P
A
LYS
96
A
LYS
96
1
6
15
A
PRO
100
A
PRO
100
HELX_P
A
HIS
119
A
HIS
119
1
7
20
A
PRO
120
A
PRO
120
HELX_P
A
PHE
123
A
PHE
123
5
8
4
A
GLY
124
A
GLY
124
HELX_P
A
LEU
149
A
LEU
149
1
9
26
metalc
2.136
A
HEM
154
B
FE
HEM
1_555
A
1MZ
155
C
N3
1MZ
1_555
metalc
2.220
A
HEM
154
B
FE
HEM
1_555
A
HOH
156
D
O
HOH
1_555
OXIDOREDUCTASE
Myoglobin, ligand substitution, heme protein, OXIDOREDUCTASE
MYG_PHYCA
UNP
1
P02185
1
153
1DUO
1
153
P02185
A
1
1
153
1
HIS
engineered mutation
GLY
93
1DUO
A
P02185
UNP
93
93
BINDING SITE FOR RESIDUE HEM A 154
A
HEM
154
Software
9
BINDING SITE FOR RESIDUE 1MZ A 155
A
1MZ
155
Software
5
A
LYS
42
A
LYS
42
9
1_555
A
PHE
43
A
PHE
43
9
1_555
A
SER
92
A
SER
92
9
1_555
A
HIS
97
A
HIS
97
9
1_555
A
ILE
99
A
ILE
99
9
1_555
A
TYR
103
A
TYR
103
9
1_555
A
ILE
107
A
ILE
107
9
1_555
A
1MZ
155
C
1MZ
9
1_555
A
HOH
156
D
HOH
9
1_555
A
LEU
89
A
LEU
89
5
1_555
A
SER
92
A
SER
92
5
1_555
A
HIS
97
A
HIS
97
5
1_555
A
TYR
146
A
TYR
146
5
1_555
A
HEM
154
B
HEM
5
1_555
19
P 21 21 21