0.010309
0.000000
0.000000
0.000000
0.010070
0.000000
0.000000
0.000000
0.015106
0.00000
0.00000
0.00000
Kavanaugh, J.S.
Rogers, P.H.
Arnone, A.
Hui, H.L.
Wierzba, A.
DeYoung, A.
Kwiatkowski, L.D.
Noble, R.W.
Juszczak, L.J.
Peterson, E.S.
Friedman, J.M.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
97.000
99.300
66.200
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
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
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
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
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
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
O
N
96
N
N
N
97
N
O
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
H
N
108
N
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
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
H
N
124
N
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
C
N
138
N
C
N
139
N
C
N
140
N
C
Y
141
N
C
Y
142
N
C
Y
143
N
C
Y
144
N
C
N
145
N
C
N
146
N
C
N
147
N
C
N
148
N
C
N
149
N
O
N
150
N
O
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
Y
158
N
C
Y
159
N
C
Y
160
N
C
Y
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
C
N
173
N
O
N
174
N
O
Y
175
N
N
N
176
N
N
Y
177
N
N
N
178
N
N
N
179
N
FE
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
H
N
212
N
N
N
213
S
C
N
214
N
C
N
215
N
O
N
216
N
C
Y
217
N
C
Y
218
N
N
Y
219
N
C
Y
220
N
C
Y
221
N
N
N
222
N
O
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
H
N
233
N
O
N
234
N
H
N
235
N
H
N
236
N
N
N
237
S
C
N
238
N
C
N
239
N
O
N
240
N
C
N
241
N
C
N
242
N
C
N
243
N
C
N
244
N
O
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
H
N
258
N
N
N
259
S
C
N
260
N
C
N
261
N
O
N
262
N
C
N
263
N
C
N
264
N
C
N
265
N
C
N
266
N
N
N
267
N
O
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
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
N
N
284
S
C
N
285
N
C
N
286
N
O
N
287
N
C
N
288
N
C
N
289
N
S
N
290
N
C
N
291
N
O
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
N
N
304
S
C
N
305
N
C
N
306
N
O
N
307
N
C
Y
308
N
C
Y
309
N
C
Y
310
N
C
Y
311
N
C
Y
312
N
C
Y
313
N
C
N
314
N
O
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
H
N
325
N
H
N
326
N
N
N
327
S
C
N
328
N
C
N
329
N
O
N
330
N
C
N
331
N
C
N
332
N
C
N
333
N
O
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
N
N
344
S
C
N
345
N
C
N
346
N
O
N
347
N
C
N
348
N
O
N
349
N
O
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
H
N
355
N
H
N
356
N
H
N
357
N
N
N
358
S
C
N
359
N
C
N
360
N
O
N
361
R
C
N
362
N
O
N
363
N
C
N
364
N
O
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
H
N
370
N
H
N
371
N
H
N
372
N
H
N
373
N
H
N
374
N
N
N
375
S
C
N
376
N
C
N
377
N
O
N
378
N
C
Y
379
N
C
Y
380
N
C
Y
381
N
C
Y
382
N
N
Y
383
N
C
Y
384
N
C
Y
385
N
C
Y
386
N
C
Y
387
N
C
N
388
N
O
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
H
N
396
N
H
N
397
N
H
N
398
N
H
N
399
N
H
N
400
N
H
N
401
N
N
N
402
S
C
N
403
N
C
N
404
N
O
N
405
N
C
Y
406
N
C
Y
407
N
C
Y
408
N
C
Y
409
N
C
Y
410
N
C
Y
411
N
C
N
412
N
O
N
413
N
O
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
H
N
423
N
H
N
424
N
H
N
425
N
N
N
426
S
C
N
427
N
C
N
428
N
O
N
429
N
C
N
430
N
C
N
431
N
C
N
432
N
O
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
H
N
443
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
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
sing
N
283
N
sing
N
284
N
sing
N
285
N
doub
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
doub
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
Y
309
N
doub
Y
310
N
sing
Y
311
N
sing
N
312
N
sing
Y
313
N
doub
N
314
N
sing
Y
315
N
doub
N
316
N
sing
Y
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
sing
N
327
N
doub
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
doub
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
N
350
N
sing
N
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
doub
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
N
366
N
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
doub
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
Y
378
N
doub
Y
379
N
sing
Y
380
N
sing
N
381
N
sing
Y
382
N
doub
Y
383
N
sing
Y
384
N
sing
N
385
N
sing
Y
386
N
sing
Y
387
N
doub
N
388
N
sing
Y
389
N
doub
N
390
N
sing
Y
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
sing
N
399
N
sing
N
400
N
sing
N
401
N
doub
N
402
N
sing
N
403
N
sing
N
404
N
sing
N
405
N
sing
Y
406
N
doub
Y
407
N
sing
Y
408
N
sing
N
409
N
sing
Y
410
N
doub
N
411
N
sing
Y
412
N
doub
N
413
N
sing
Y
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
sing
N
423
N
sing
N
424
N
sing
N
425
N
doub
N
426
N
sing
N
427
N
sing
N
428
N
sing
N
429
N
sing
N
430
N
sing
N
431
N
sing
N
432
N
sing
N
433
N
sing
N
434
N
sing
N
435
N
sing
N
436
N
sing
US
Biochemistry
BICHAW
0033
0006-2960
44
3806
3820
10.1021/bi0484670
15751957
Intersubunit interactions associated with tyr42alpha stabilize the quaternary-T tetramer but are not major quaternary constraints in deoxyhemoglobin
2005
To be Published
0353
Crystallographic Evidence for a New Ensemble of Ligand-Induced Allosteric Transitions in Hemoglobin: The T-to-THigh Quaternary Transitions
10.2210/pdb1xye/pdb
pdb_00001xye
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
graphite
AREA DETECTOR
1995-11-11
SDMS
graphite
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RU200
15090.321
Hemoglobin alpha chain
V1M, Y42A
2
man
polymer
15890.198
Hemoglobin beta chain
2
nat
polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
4
syn
non-polymer
18.015
water
171
nat
water
no
no
MLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTAFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNAL
SALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR
MLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTAFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNAL
SALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR
A,C
polypeptide(L)
no
no
VHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDN
LKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH
VHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDN
LKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH
B,D
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
human
Homo
Escherichia
sample
HBA1
9606
Homo sapiens
562
Escherichia coli
human
Homo
sample
9606
Homo sapiens
blood
1
2.57
52.19
batch
7.0
10% PEG 6000, 10 mM potassium phosphate, 100 mM potassium chloride, 3 mM sodium dithionite, 10 mg/ml Hb, pH 7.0, batch, temperature 298K
298
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
2004-11-30
1
1
2008-04-30
1
2
2011-07-13
1
3
2021-10-20
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
wild-type deoxy Hb low-salt
alpha Y42A deoxy no-salt
wild-type deoxy Hb no-salt
RCSB
Y
RCSB
2004-11-09
REL
REL
HEM
PROTOPORPHYRIN IX CONTAINING FE
HOH
water
1RQ3
pdb entry 1RQ3
PDB
experimental model
HEM
142
3
HEM
HEM
142
A
HEM
147
3
HEM
HEM
147
B
HEM
142
3
HEM
HEM
142
C
HEM
147
3
HEM
HEM
147
D
HOH
205
4
HOH
HOH
205
A
HOH
206
4
HOH
HOH
206
A
HOH
211
4
HOH
HOH
211
A
HOH
215
4
HOH
HOH
215
A
HOH
216
4
HOH
HOH
216
A
HOH
217
4
HOH
HOH
217
A
HOH
219
4
HOH
HOH
219
A
HOH
220
4
HOH
HOH
220
A
HOH
222
4
HOH
HOH
222
A
HOH
225
4
HOH
HOH
225
A
HOH
226
4
HOH
HOH
226
A
HOH
227
4
HOH
HOH
227
A
HOH
229
4
HOH
HOH
229
A
HOH
231
4
HOH
HOH
231
A
HOH
232
4
HOH
HOH
232
A
HOH
233
4
HOH
HOH
233
A
HOH
270
4
HOH
HOH
270
A
HOH
287
4
HOH
HOH
287
A
HOH
290
4
HOH
HOH
290
A
HOH
291
4
HOH
HOH
291
A
HOH
293
4
HOH
HOH
293
A
HOH
300
4
HOH
HOH
300
A
HOH
310
4
HOH
HOH
310
A
HOH
311
4
HOH
HOH
311
A
HOH
312
4
HOH
HOH
312
A
HOH
315
4
HOH
HOH
315
A
HOH
317
4
HOH
HOH
317
A
HOH
319
4
HOH
HOH
319
A
HOH
325
4
HOH
HOH
325
A
HOH
326
4
HOH
HOH
326
A
HOH
331
4
HOH
HOH
331
A
HOH
332
4
HOH
HOH
332
A
HOH
335
4
HOH
HOH
335
A
HOH
336
4
HOH
HOH
336
A
HOH
339
4
HOH
HOH
339
A
HOH
340
4
HOH
HOH
340
A
HOH
341
4
HOH
HOH
341
A
HOH
342
4
HOH
HOH
342
A
HOH
343
4
HOH
HOH
343
A
HOH
348
4
HOH
HOH
348
A
HOH
352
4
HOH
HOH
352
A
HOH
353
4
HOH
HOH
353
A
HOH
355
4
HOH
HOH
355
A
HOH
361
4
HOH
HOH
361
A
HOH
373
4
HOH
HOH
373
A
HOH
374
4
HOH
HOH
374
A
HOH
377
4
HOH
HOH
377
A
HOH
382
4
HOH
HOH
382
A
HOH
388
4
HOH
HOH
388
A
HOH
395
4
HOH
HOH
395
A
HOH
398
4
HOH
HOH
398
A
HOH
401
4
HOH
HOH
401
A
HOH
404
4
HOH
HOH
404
A
HOH
407
4
HOH
HOH
407
A
HOH
417
4
HOH
HOH
417
A
HOH
421
4
HOH
HOH
421
A
HOH
429
4
HOH
HOH
429
A
HOH
430
4
HOH
HOH
430
A
HOH
218
4
HOH
HOH
218
B
HOH
234
4
HOH
HOH
234
B
HOH
237
4
HOH
HOH
237
B
HOH
238
4
HOH
HOH
238
B
HOH
239
4
HOH
HOH
239
B
HOH
240
4
HOH
HOH
240
B
HOH
241
4
HOH
HOH
241
B
HOH
242
4
HOH
HOH
242
B
HOH
244
4
HOH
HOH
244
B
HOH
246
4
HOH
HOH
246
B
HOH
248
4
HOH
HOH
248
B
HOH
249
4
HOH
HOH
249
B
HOH
250
4
HOH
HOH
250
B
HOH
251
4
HOH
HOH
251
B
HOH
252
4
HOH
HOH
252
B
HOH
261
4
HOH
HOH
261
B
HOH
262
4
HOH
HOH
262
B
HOH
265
4
HOH
HOH
265
B
HOH
267
4
HOH
HOH
267
B
HOH
269
4
HOH
HOH
269
B
HOH
275
4
HOH
HOH
275
B
HOH
278
4
HOH
HOH
278
B
HOH
283
4
HOH
HOH
283
B
HOH
286
4
HOH
HOH
286
B
HOH
289
4
HOH
HOH
289
B
HOH
294
4
HOH
HOH
294
B
HOH
296
4
HOH
HOH
296
B
HOH
298
4
HOH
HOH
298
B
HOH
302
4
HOH
HOH
302
B
HOH
313
4
HOH
HOH
313
B
HOH
318
4
HOH
HOH
318
B
HOH
323
4
HOH
HOH
323
B
HOH
347
4
HOH
HOH
347
B
HOH
350
4
HOH
HOH
350
B
HOH
362
4
HOH
HOH
362
B
HOH
385
4
HOH
HOH
385
B
HOH
386
4
HOH
HOH
386
B
HOH
391
4
HOH
HOH
391
B
HOH
397
4
HOH
HOH
397
B
HOH
402
4
HOH
HOH
402
B
HOH
409
4
HOH
HOH
409
B
HOH
414
4
HOH
HOH
414
B
HOH
228
4
HOH
HOH
228
C
HOH
236
4
HOH
HOH
236
C
HOH
243
4
HOH
HOH
243
C
HOH
253
4
HOH
HOH
253
C
HOH
254
4
HOH
HOH
254
C
HOH
255
4
HOH
HOH
255
C
HOH
256
4
HOH
HOH
256
C
HOH
257
4
HOH
HOH
257
C
HOH
259
4
HOH
HOH
259
C
HOH
260
4
HOH
HOH
260
C
HOH
268
4
HOH
HOH
268
C
HOH
280
4
HOH
HOH
280
C
HOH
305
4
HOH
HOH
305
C
HOH
308
4
HOH
HOH
308
C
HOH
309
4
HOH
HOH
309
C
HOH
314
4
HOH
HOH
314
C
HOH
320
4
HOH
HOH
320
C
HOH
321
4
HOH
HOH
321
C
HOH
322
4
HOH
HOH
322
C
HOH
330
4
HOH
HOH
330
C
HOH
333
4
HOH
HOH
333
C
HOH
337
4
HOH
HOH
337
C
HOH
338
4
HOH
HOH
338
C
HOH
346
4
HOH
HOH
346
C
HOH
349
4
HOH
HOH
349
C
HOH
354
4
HOH
HOH
354
C
HOH
360
4
HOH
HOH
360
C
HOH
363
4
HOH
HOH
363
C
HOH
384
4
HOH
HOH
384
C
HOH
408
4
HOH
HOH
408
C
HOH
420
4
HOH
HOH
420
C
HOH
423
4
HOH
HOH
423
C
HOH
425
4
HOH
HOH
425
C
HOH
428
4
HOH
HOH
428
C
HOH
431
4
HOH
HOH
431
C
HOH
433
4
HOH
HOH
433
C
HOH
435
4
HOH
HOH
435
C
HOH
436
4
HOH
HOH
436
C
HOH
437
4
HOH
HOH
437
C
HOH
204
4
HOH
HOH
204
D
HOH
207
4
HOH
HOH
207
D
HOH
208
4
HOH
HOH
208
D
HOH
209
4
HOH
HOH
209
D
HOH
210
4
HOH
HOH
210
D
HOH
212
4
HOH
HOH
212
D
HOH
223
4
HOH
HOH
223
D
HOH
263
4
HOH
HOH
263
D
HOH
264
4
HOH
HOH
264
D
HOH
266
4
HOH
HOH
266
D
HOH
272
4
HOH
HOH
272
D
HOH
273
4
HOH
HOH
273
D
HOH
274
4
HOH
HOH
274
D
HOH
277
4
HOH
HOH
277
D
HOH
281
4
HOH
HOH
281
D
HOH
282
4
HOH
HOH
282
D
HOH
285
4
HOH
HOH
285
D
HOH
288
4
HOH
HOH
288
D
HOH
316
4
HOH
HOH
316
D
HOH
328
4
HOH
HOH
328
D
HOH
334
4
HOH
HOH
334
D
HOH
345
4
HOH
HOH
345
D
HOH
368
4
HOH
HOH
368
D
HOH
376
4
HOH
HOH
376
D
HOH
396
4
HOH
HOH
396
D
HOH
400
4
HOH
HOH
400
D
HOH
405
4
HOH
HOH
405
D
HOH
406
4
HOH
HOH
406
D
HOH
415
4
HOH
HOH
415
D
HOH
416
4
HOH
HOH
416
D
HOH
422
4
HOH
HOH
422
D
HOH
438
4
HOH
HOH
438
D
MET
1
n
1
MET
1
A
LEU
2
n
2
LEU
2
A
SER
3
n
3
SER
3
A
PRO
4
n
4
PRO
4
A
ALA
5
n
5
ALA
5
A
ASP
6
n
6
ASP
6
A
LYS
7
n
7
LYS
7
A
THR
8
n
8
THR
8
A
ASN
9
n
9
ASN
9
A
VAL
10
n
10
VAL
10
A
LYS
11
n
11
LYS
11
A
ALA
12
n
12
ALA
12
A
ALA
13
n
13
ALA
13
A
TRP
14
n
14
TRP
14
A
GLY
15
n
15
GLY
15
A
LYS
16
n
16
LYS
16
A
VAL
17
n
17
VAL
17
A
GLY
18
n
18
GLY
18
A
ALA
19
n
19
ALA
19
A
HIS
20
n
20
HIS
20
A
ALA
21
n
21
ALA
21
A
GLY
22
n
22
GLY
22
A
GLU
23
n
23
GLU
23
A
TYR
24
n
24
TYR
24
A
GLY
25
n
25
GLY
25
A
ALA
26
n
26
ALA
26
A
GLU
27
n
27
GLU
27
A
ALA
28
n
28
ALA
28
A
LEU
29
n
29
LEU
29
A
GLU
30
n
30
GLU
30
A
ARG
31
n
31
ARG
31
A
MET
32
n
32
MET
32
A
PHE
33
n
33
PHE
33
A
LEU
34
n
34
LEU
34
A
SER
35
n
35
SER
35
A
PHE
36
n
36
PHE
36
A
PRO
37
n
37
PRO
37
A
THR
38
n
38
THR
38
A
THR
39
n
39
THR
39
A
LYS
40
n
40
LYS
40
A
THR
41
n
41
THR
41
A
ALA
42
n
42
ALA
42
A
PHE
43
n
43
PHE
43
A
PRO
44
n
44
PRO
44
A
HIS
45
n
45
HIS
45
A
PHE
46
n
46
PHE
46
A
ASP
47
n
47
ASP
47
A
LEU
48
n
48
LEU
48
A
SER
49
n
49
SER
49
A
HIS
50
n
50
HIS
50
A
GLY
51
n
51
GLY
51
A
SER
52
n
52
SER
52
A
ALA
53
n
53
ALA
53
A
GLN
54
n
54
GLN
54
A
VAL
55
n
55
VAL
55
A
LYS
56
n
56
LYS
56
A
GLY
57
n
57
GLY
57
A
HIS
58
n
58
HIS
58
A
GLY
59
n
59
GLY
59
A
LYS
60
n
60
LYS
60
A
LYS
61
n
61
LYS
61
A
VAL
62
n
62
VAL
62
A
ALA
63
n
63
ALA
63
A
ASP
64
n
64
ASP
64
A
ALA
65
n
65
ALA
65
A
LEU
66
n
66
LEU
66
A
THR
67
n
67
THR
67
A
ASN
68
n
68
ASN
68
A
ALA
69
n
69
ALA
69
A
VAL
70
n
70
VAL
70
A
ALA
71
n
71
ALA
71
A
HIS
72
n
72
HIS
72
A
VAL
73
n
73
VAL
73
A
ASP
74
n
74
ASP
74
A
ASP
75
n
75
ASP
75
A
MET
76
n
76
MET
76
A
PRO
77
n
77
PRO
77
A
ASN
78
n
78
ASN
78
A
ALA
79
n
79
ALA
79
A
LEU
80
n
80
LEU
80
A
SER
81
n
81
SER
81
A
ALA
82
n
82
ALA
82
A
LEU
83
n
83
LEU
83
A
SER
84
n
84
SER
84
A
ASP
85
n
85
ASP
85
A
LEU
86
n
86
LEU
86
A
HIS
87
n
87
HIS
87
A
ALA
88
n
88
ALA
88
A
HIS
89
n
89
HIS
89
A
LYS
90
n
90
LYS
90
A
LEU
91
n
91
LEU
91
A
ARG
92
n
92
ARG
92
A
VAL
93
n
93
VAL
93
A
ASP
94
n
94
ASP
94
A
PRO
95
n
95
PRO
95
A
VAL
96
n
96
VAL
96
A
ASN
97
n
97
ASN
97
A
PHE
98
n
98
PHE
98
A
LYS
99
n
99
LYS
99
A
LEU
100
n
100
LEU
100
A
LEU
101
n
101
LEU
101
A
SER
102
n
102
SER
102
A
HIS
103
n
103
HIS
103
A
CYS
104
n
104
CYS
104
A
LEU
105
n
105
LEU
105
A
LEU
106
n
106
LEU
106
A
VAL
107
n
107
VAL
107
A
THR
108
n
108
THR
108
A
LEU
109
n
109
LEU
109
A
ALA
110
n
110
ALA
110
A
ALA
111
n
111
ALA
111
A
HIS
112
n
112
HIS
112
A
LEU
113
n
113
LEU
113
A
PRO
114
n
114
PRO
114
A
ALA
115
n
115
ALA
115
A
GLU
116
n
116
GLU
116
A
PHE
117
n
117
PHE
117
A
THR
118
n
118
THR
118
A
PRO
119
n
119
PRO
119
A
ALA
120
n
120
ALA
120
A
VAL
121
n
121
VAL
121
A
HIS
122
n
122
HIS
122
A
ALA
123
n
123
ALA
123
A
SER
124
n
124
SER
124
A
LEU
125
n
125
LEU
125
A
ASP
126
n
126
ASP
126
A
LYS
127
n
127
LYS
127
A
PHE
128
n
128
PHE
128
A
LEU
129
n
129
LEU
129
A
ALA
130
n
130
ALA
130
A
SER
131
n
131
SER
131
A
VAL
132
n
132
VAL
132
A
SER
133
n
133
SER
133
A
THR
134
n
134
THR
134
A
VAL
135
n
135
VAL
135
A
LEU
136
n
136
LEU
136
A
THR
137
n
137
THR
137
A
SER
138
n
138
SER
138
A
LYS
139
n
139
LYS
139
A
TYR
140
n
140
TYR
140
A
ARG
141
n
141
ARG
141
A
VAL
1
n
1
VAL
1
B
HIS
2
n
2
HIS
2
B
LEU
3
n
3
LEU
3
B
THR
4
n
4
THR
4
B
PRO
5
n
5
PRO
5
B
GLU
6
n
6
GLU
6
B
GLU
7
n
7
GLU
7
B
LYS
8
n
8
LYS
8
B
SER
9
n
9
SER
9
B
ALA
10
n
10
ALA
10
B
VAL
11
n
11
VAL
11
B
THR
12
n
12
THR
12
B
ALA
13
n
13
ALA
13
B
LEU
14
n
14
LEU
14
B
TRP
15
n
15
TRP
15
B
GLY
16
n
16
GLY
16
B
LYS
17
n
17
LYS
17
B
VAL
18
n
18
VAL
18
B
ASN
19
n
19
ASN
19
B
VAL
20
n
20
VAL
20
B
ASP
21
n
21
ASP
21
B
GLU
22
n
22
GLU
22
B
VAL
23
n
23
VAL
23
B
GLY
24
n
24
GLY
24
B
GLY
25
n
25
GLY
25
B
GLU
26
n
26
GLU
26
B
ALA
27
n
27
ALA
27
B
LEU
28
n
28
LEU
28
B
GLY
29
n
29
GLY
29
B
ARG
30
n
30
ARG
30
B
LEU
31
n
31
LEU
31
B
LEU
32
n
32
LEU
32
B
VAL
33
n
33
VAL
33
B
VAL
34
n
34
VAL
34
B
TYR
35
n
35
TYR
35
B
PRO
36
n
36
PRO
36
B
TRP
37
n
37
TRP
37
B
THR
38
n
38
THR
38
B
GLN
39
n
39
GLN
39
B
ARG
40
n
40
ARG
40
B
PHE
41
n
41
PHE
41
B
PHE
42
n
42
PHE
42
B
GLU
43
n
43
GLU
43
B
SER
44
n
44
SER
44
B
PHE
45
n
45
PHE
45
B
GLY
46
n
46
GLY
46
B
ASP
47
n
47
ASP
47
B
LEU
48
n
48
LEU
48
B
SER
49
n
49
SER
49
B
THR
50
n
50
THR
50
B
PRO
51
n
51
PRO
51
B
ASP
52
n
52
ASP
52
B
ALA
53
n
53
ALA
53
B
VAL
54
n
54
VAL
54
B
MET
55
n
55
MET
55
B
GLY
56
n
56
GLY
56
B
ASN
57
n
57
ASN
57
B
PRO
58
n
58
PRO
58
B
LYS
59
n
59
LYS
59
B
VAL
60
n
60
VAL
60
B
LYS
61
n
61
LYS
61
B
ALA
62
n
62
ALA
62
B
HIS
63
n
63
HIS
63
B
GLY
64
n
64
GLY
64
B
LYS
65
n
65
LYS
65
B
LYS
66
n
66
LYS
66
B
VAL
67
n
67
VAL
67
B
LEU
68
n
68
LEU
68
B
GLY
69
n
69
GLY
69
B
ALA
70
n
70
ALA
70
B
PHE
71
n
71
PHE
71
B
SER
72
n
72
SER
72
B
ASP
73
n
73
ASP
73
B
GLY
74
n
74
GLY
74
B
LEU
75
n
75
LEU
75
B
ALA
76
n
76
ALA
76
B
HIS
77
n
77
HIS
77
B
LEU
78
n
78
LEU
78
B
ASP
79
n
79
ASP
79
B
ASN
80
n
80
ASN
80
B
LEU
81
n
81
LEU
81
B
LYS
82
n
82
LYS
82
B
GLY
83
n
83
GLY
83
B
THR
84
n
84
THR
84
B
PHE
85
n
85
PHE
85
B
ALA
86
n
86
ALA
86
B
THR
87
n
87
THR
87
B
LEU
88
n
88
LEU
88
B
SER
89
n
89
SER
89
B
GLU
90
n
90
GLU
90
B
LEU
91
n
91
LEU
91
B
HIS
92
n
92
HIS
92
B
CYS
93
n
93
CYS
93
B
ASP
94
n
94
ASP
94
B
LYS
95
n
95
LYS
95
B
LEU
96
n
96
LEU
96
B
HIS
97
n
97
HIS
97
B
VAL
98
n
98
VAL
98
B
ASP
99
n
99
ASP
99
B
PRO
100
n
100
PRO
100
B
GLU
101
n
101
GLU
101
B
ASN
102
n
102
ASN
102
B
PHE
103
n
103
PHE
103
B
ARG
104
n
104
ARG
104
B
LEU
105
n
105
LEU
105
B
LEU
106
n
106
LEU
106
B
GLY
107
n
107
GLY
107
B
ASN
108
n
108
ASN
108
B
VAL
109
n
109
VAL
109
B
LEU
110
n
110
LEU
110
B
VAL
111
n
111
VAL
111
B
CYS
112
n
112
CYS
112
B
VAL
113
n
113
VAL
113
B
LEU
114
n
114
LEU
114
B
ALA
115
n
115
ALA
115
B
HIS
116
n
116
HIS
116
B
HIS
117
n
117
HIS
117
B
PHE
118
n
118
PHE
118
B
GLY
119
n
119
GLY
119
B
LYS
120
n
120
LYS
120
B
GLU
121
n
121
GLU
121
B
PHE
122
n
122
PHE
122
B
THR
123
n
123
THR
123
B
PRO
124
n
124
PRO
124
B
PRO
125
n
125
PRO
125
B
VAL
126
n
126
VAL
126
B
GLN
127
n
127
GLN
127
B
ALA
128
n
128
ALA
128
B
ALA
129
n
129
ALA
129
B
TYR
130
n
130
TYR
130
B
GLN
131
n
131
GLN
131
B
LYS
132
n
132
LYS
132
B
VAL
133
n
133
VAL
133
B
VAL
134
n
134
VAL
134
B
ALA
135
n
135
ALA
135
B
GLY
136
n
136
GLY
136
B
VAL
137
n
137
VAL
137
B
ALA
138
n
138
ALA
138
B
ASN
139
n
139
ASN
139
B
ALA
140
n
140
ALA
140
B
LEU
141
n
141
LEU
141
B
ALA
142
n
142
ALA
142
B
HIS
143
n
143
HIS
143
B
LYS
144
n
144
LYS
144
B
TYR
145
n
145
TYR
145
B
HIS
146
n
146
HIS
146
B
MET
1
n
1
MET
1
C
LEU
2
n
2
LEU
2
C
SER
3
n
3
SER
3
C
PRO
4
n
4
PRO
4
C
ALA
5
n
5
ALA
5
C
ASP
6
n
6
ASP
6
C
LYS
7
n
7
LYS
7
C
THR
8
n
8
THR
8
C
ASN
9
n
9
ASN
9
C
VAL
10
n
10
VAL
10
C
LYS
11
n
11
LYS
11
C
ALA
12
n
12
ALA
12
C
ALA
13
n
13
ALA
13
C
TRP
14
n
14
TRP
14
C
GLY
15
n
15
GLY
15
C
LYS
16
n
16
LYS
16
C
VAL
17
n
17
VAL
17
C
GLY
18
n
18
GLY
18
C
ALA
19
n
19
ALA
19
C
HIS
20
n
20
HIS
20
C
ALA
21
n
21
ALA
21
C
GLY
22
n
22
GLY
22
C
GLU
23
n
23
GLU
23
C
TYR
24
n
24
TYR
24
C
GLY
25
n
25
GLY
25
C
ALA
26
n
26
ALA
26
C
GLU
27
n
27
GLU
27
C
ALA
28
n
28
ALA
28
C
LEU
29
n
29
LEU
29
C
GLU
30
n
30
GLU
30
C
ARG
31
n
31
ARG
31
C
MET
32
n
32
MET
32
C
PHE
33
n
33
PHE
33
C
LEU
34
n
34
LEU
34
C
SER
35
n
35
SER
35
C
PHE
36
n
36
PHE
36
C
PRO
37
n
37
PRO
37
C
THR
38
n
38
THR
38
C
THR
39
n
39
THR
39
C
LYS
40
n
40
LYS
40
C
THR
41
n
41
THR
41
C
ALA
42
n
42
ALA
42
C
PHE
43
n
43
PHE
43
C
PRO
44
n
44
PRO
44
C
HIS
45
n
45
HIS
45
C
PHE
46
n
46
PHE
46
C
ASP
47
n
47
ASP
47
C
LEU
48
n
48
LEU
48
C
SER
49
n
49
SER
49
C
HIS
50
n
50
HIS
50
C
GLY
51
n
51
GLY
51
C
SER
52
n
52
SER
52
C
ALA
53
n
53
ALA
53
C
GLN
54
n
54
GLN
54
C
VAL
55
n
55
VAL
55
C
LYS
56
n
56
LYS
56
C
GLY
57
n
57
GLY
57
C
HIS
58
n
58
HIS
58
C
GLY
59
n
59
GLY
59
C
LYS
60
n
60
LYS
60
C
LYS
61
n
61
LYS
61
C
VAL
62
n
62
VAL
62
C
ALA
63
n
63
ALA
63
C
ASP
64
n
64
ASP
64
C
ALA
65
n
65
ALA
65
C
LEU
66
n
66
LEU
66
C
THR
67
n
67
THR
67
C
ASN
68
n
68
ASN
68
C
ALA
69
n
69
ALA
69
C
VAL
70
n
70
VAL
70
C
ALA
71
n
71
ALA
71
C
HIS
72
n
72
HIS
72
C
VAL
73
n
73
VAL
73
C
ASP
74
n
74
ASP
74
C
ASP
75
n
75
ASP
75
C
MET
76
n
76
MET
76
C
PRO
77
n
77
PRO
77
C
ASN
78
n
78
ASN
78
C
ALA
79
n
79
ALA
79
C
LEU
80
n
80
LEU
80
C
SER
81
n
81
SER
81
C
ALA
82
n
82
ALA
82
C
LEU
83
n
83
LEU
83
C
SER
84
n
84
SER
84
C
ASP
85
n
85
ASP
85
C
LEU
86
n
86
LEU
86
C
HIS
87
n
87
HIS
87
C
ALA
88
n
88
ALA
88
C
HIS
89
n
89
HIS
89
C
LYS
90
n
90
LYS
90
C
LEU
91
n
91
LEU
91
C
ARG
92
n
92
ARG
92
C
VAL
93
n
93
VAL
93
C
ASP
94
n
94
ASP
94
C
PRO
95
n
95
PRO
95
C
VAL
96
n
96
VAL
96
C
ASN
97
n
97
ASN
97
C
PHE
98
n
98
PHE
98
C
LYS
99
n
99
LYS
99
C
LEU
100
n
100
LEU
100
C
LEU
101
n
101
LEU
101
C
SER
102
n
102
SER
102
C
HIS
103
n
103
HIS
103
C
CYS
104
n
104
CYS
104
C
LEU
105
n
105
LEU
105
C
LEU
106
n
106
LEU
106
C
VAL
107
n
107
VAL
107
C
THR
108
n
108
THR
108
C
LEU
109
n
109
LEU
109
C
ALA
110
n
110
ALA
110
C
ALA
111
n
111
ALA
111
C
HIS
112
n
112
HIS
112
C
LEU
113
n
113
LEU
113
C
PRO
114
n
114
PRO
114
C
ALA
115
n
115
ALA
115
C
GLU
116
n
116
GLU
116
C
PHE
117
n
117
PHE
117
C
THR
118
n
118
THR
118
C
PRO
119
n
119
PRO
119
C
ALA
120
n
120
ALA
120
C
VAL
121
n
121
VAL
121
C
HIS
122
n
122
HIS
122
C
ALA
123
n
123
ALA
123
C
SER
124
n
124
SER
124
C
LEU
125
n
125
LEU
125
C
ASP
126
n
126
ASP
126
C
LYS
127
n
127
LYS
127
C
PHE
128
n
128
PHE
128
C
LEU
129
n
129
LEU
129
C
ALA
130
n
130
ALA
130
C
SER
131
n
131
SER
131
C
VAL
132
n
132
VAL
132
C
SER
133
n
133
SER
133
C
THR
134
n
134
THR
134
C
VAL
135
n
135
VAL
135
C
LEU
136
n
136
LEU
136
C
THR
137
n
137
THR
137
C
SER
138
n
138
SER
138
C
LYS
139
n
139
LYS
139
C
TYR
140
n
140
TYR
140
C
ARG
141
n
141
ARG
141
C
VAL
1
n
1
VAL
1
D
HIS
2
n
2
HIS
2
D
LEU
3
n
3
LEU
3
D
THR
4
n
4
THR
4
D
PRO
5
n
5
PRO
5
D
GLU
6
n
6
GLU
6
D
GLU
7
n
7
GLU
7
D
LYS
8
n
8
LYS
8
D
SER
9
n
9
SER
9
D
ALA
10
n
10
ALA
10
D
VAL
11
n
11
VAL
11
D
THR
12
n
12
THR
12
D
ALA
13
n
13
ALA
13
D
LEU
14
n
14
LEU
14
D
TRP
15
n
15
TRP
15
D
GLY
16
n
16
GLY
16
D
LYS
17
n
17
LYS
17
D
VAL
18
n
18
VAL
18
D
ASN
19
n
19
ASN
19
D
VAL
20
n
20
VAL
20
D
ASP
21
n
21
ASP
21
D
GLU
22
n
22
GLU
22
D
VAL
23
n
23
VAL
23
D
GLY
24
n
24
GLY
24
D
GLY
25
n
25
GLY
25
D
GLU
26
n
26
GLU
26
D
ALA
27
n
27
ALA
27
D
LEU
28
n
28
LEU
28
D
GLY
29
n
29
GLY
29
D
ARG
30
n
30
ARG
30
D
LEU
31
n
31
LEU
31
D
LEU
32
n
32
LEU
32
D
VAL
33
n
33
VAL
33
D
VAL
34
n
34
VAL
34
D
TYR
35
n
35
TYR
35
D
PRO
36
n
36
PRO
36
D
TRP
37
n
37
TRP
37
D
THR
38
n
38
THR
38
D
GLN
39
n
39
GLN
39
D
ARG
40
n
40
ARG
40
D
PHE
41
n
41
PHE
41
D
PHE
42
n
42
PHE
42
D
GLU
43
n
43
GLU
43
D
SER
44
n
44
SER
44
D
PHE
45
n
45
PHE
45
D
GLY
46
n
46
GLY
46
D
ASP
47
n
47
ASP
47
D
LEU
48
n
48
LEU
48
D
SER
49
n
49
SER
49
D
THR
50
n
50
THR
50
D
PRO
51
n
51
PRO
51
D
ASP
52
n
52
ASP
52
D
ALA
53
n
53
ALA
53
D
VAL
54
n
54
VAL
54
D
MET
55
n
55
MET
55
D
GLY
56
n
56
GLY
56
D
ASN
57
n
57
ASN
57
D
PRO
58
n
58
PRO
58
D
LYS
59
n
59
LYS
59
D
VAL
60
n
60
VAL
60
D
LYS
61
n
61
LYS
61
D
ALA
62
n
62
ALA
62
D
HIS
63
n
63
HIS
63
D
GLY
64
n
64
GLY
64
D
LYS
65
n
65
LYS
65
D
LYS
66
n
66
LYS
66
D
VAL
67
n
67
VAL
67
D
LEU
68
n
68
LEU
68
D
GLY
69
n
69
GLY
69
D
ALA
70
n
70
ALA
70
D
PHE
71
n
71
PHE
71
D
SER
72
n
72
SER
72
D
ASP
73
n
73
ASP
73
D
GLY
74
n
74
GLY
74
D
LEU
75
n
75
LEU
75
D
ALA
76
n
76
ALA
76
D
HIS
77
n
77
HIS
77
D
LEU
78
n
78
LEU
78
D
ASP
79
n
79
ASP
79
D
ASN
80
n
80
ASN
80
D
LEU
81
n
81
LEU
81
D
LYS
82
n
82
LYS
82
D
GLY
83
n
83
GLY
83
D
THR
84
n
84
THR
84
D
PHE
85
n
85
PHE
85
D
ALA
86
n
86
ALA
86
D
THR
87
n
87
THR
87
D
LEU
88
n
88
LEU
88
D
SER
89
n
89
SER
89
D
GLU
90
n
90
GLU
90
D
LEU
91
n
91
LEU
91
D
HIS
92
n
92
HIS
92
D
CYS
93
n
93
CYS
93
D
ASP
94
n
94
ASP
94
D
LYS
95
n
95
LYS
95
D
LEU
96
n
96
LEU
96
D
HIS
97
n
97
HIS
97
D
VAL
98
n
98
VAL
98
D
ASP
99
n
99
ASP
99
D
PRO
100
n
100
PRO
100
D
GLU
101
n
101
GLU
101
D
ASN
102
n
102
ASN
102
D
PHE
103
n
103
PHE
103
D
ARG
104
n
104
ARG
104
D
LEU
105
n
105
LEU
105
D
LEU
106
n
106
LEU
106
D
GLY
107
n
107
GLY
107
D
ASN
108
n
108
ASN
108
D
VAL
109
n
109
VAL
109
D
LEU
110
n
110
LEU
110
D
VAL
111
n
111
VAL
111
D
CYS
112
n
112
CYS
112
D
VAL
113
n
113
VAL
113
D
LEU
114
n
114
LEU
114
D
ALA
115
n
115
ALA
115
D
HIS
116
n
116
HIS
116
D
HIS
117
n
117
HIS
117
D
PHE
118
n
118
PHE
118
D
GLY
119
n
119
GLY
119
D
LYS
120
n
120
LYS
120
D
GLU
121
n
121
GLU
121
D
PHE
122
n
122
PHE
122
D
THR
123
n
123
THR
123
D
PRO
124
n
124
PRO
124
D
PRO
125
n
125
PRO
125
D
VAL
126
n
126
VAL
126
D
GLN
127
n
127
GLN
127
D
ALA
128
n
128
ALA
128
D
ALA
129
n
129
ALA
129
D
TYR
130
n
130
TYR
130
D
GLN
131
n
131
GLN
131
D
LYS
132
n
132
LYS
132
D
VAL
133
n
133
VAL
133
D
VAL
134
n
134
VAL
134
D
ALA
135
n
135
ALA
135
D
GLY
136
n
136
GLY
136
D
VAL
137
n
137
VAL
137
D
ALA
138
n
138
ALA
138
D
ASN
139
n
139
ASN
139
D
ALA
140
n
140
ALA
140
D
LEU
141
n
141
LEU
141
D
ALA
142
n
142
ALA
142
D
HIS
143
n
143
HIS
143
D
LYS
144
n
144
LYS
144
D
TYR
145
n
145
TYR
145
D
HIS
146
n
146
HIS
146
D
author_and_software_defined_assembly
PISA
4
tetrameric
11140
-106
23840
A
HIS
87
A
NE2
HIS
87
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
NA
HEM
1_555
102.3
A
HIS
87
A
NE2
HIS
87
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
NB
HEM
1_555
104.7
A
HEM
142
E
NA
HEM
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
NB
HEM
1_555
80.9
A
HIS
87
A
NE2
HIS
87
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
NC
HEM
1_555
107.3
A
HEM
142
E
NA
HEM
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
NC
HEM
1_555
150.1
A
HEM
142
E
NB
HEM
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
NC
HEM
1_555
87.6
A
HIS
87
A
NE2
HIS
87
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
ND
HEM
1_555
108.0
A
HEM
142
E
NA
HEM
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
ND
HEM
1_555
88.7
A
HEM
142
E
NB
HEM
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
ND
HEM
1_555
147.1
A
HEM
142
E
NC
HEM
1_555
A
HEM
142
E
FE
HEM
1_555
A
HEM
142
E
ND
HEM
1_555
86.1
B
HIS
92
B
NE2
HIS
92
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
NA
HEM
1_555
98.9
B
HIS
92
B
NE2
HIS
92
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
NB
HEM
1_555
99.2
B
HEM
147
F
NA
HEM
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
NB
HEM
1_555
89.7
B
HIS
92
B
NE2
HIS
92
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
NC
HEM
1_555
102.2
B
HEM
147
F
NA
HEM
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
NC
HEM
1_555
158.8
B
HEM
147
F
NB
HEM
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
NC
HEM
1_555
89.5
B
HIS
92
B
NE2
HIS
92
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
ND
HEM
1_555
101.0
B
HEM
147
F
NA
HEM
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
ND
HEM
1_555
83.1
B
HEM
147
F
NB
HEM
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
ND
HEM
1_555
159.3
B
HEM
147
F
NC
HEM
1_555
B
HEM
147
F
FE
HEM
1_555
B
HEM
147
F
ND
HEM
1_555
90.3
C
HIS
87
C
NE2
HIS
87
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
NA
HEM
1_555
100.7
C
HIS
87
C
NE2
HIS
87
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
NB
HEM
1_555
99.3
C
HEM
142
G
NA
HEM
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
NB
HEM
1_555
83.1
C
HIS
87
C
NE2
HIS
87
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
NC
HEM
1_555
107.5
C
HEM
142
G
NA
HEM
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
NC
HEM
1_555
150.0
C
HEM
142
G
NB
HEM
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
NC
HEM
1_555
82.3
C
HIS
87
C
NE2
HIS
87
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
ND
HEM
1_555
111.9
C
HEM
142
G
NA
HEM
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
ND
HEM
1_555
94.3
C
HEM
142
G
NB
HEM
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
ND
HEM
1_555
148.6
C
HEM
142
G
NC
HEM
1_555
C
HEM
142
G
FE
HEM
1_555
C
HEM
142
G
ND
HEM
1_555
84.7
D
HIS
92
D
NE2
HIS
92
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
NA
HEM
1_555
92.0
D
HIS
92
D
NE2
HIS
92
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
NB
HEM
1_555
98.3
D
HEM
147
H
NA
HEM
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
NB
HEM
1_555
93.3
D
HIS
92
D
NE2
HIS
92
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
NC
HEM
1_555
98.6
D
HEM
147
H
NA
HEM
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
NC
HEM
1_555
168.7
D
HEM
147
H
NB
HEM
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
NC
HEM
1_555
89.3
D
HIS
92
D
NE2
HIS
92
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
ND
HEM
1_555
93.9
D
HEM
147
H
NA
HEM
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
ND
HEM
1_555
86.0
D
HEM
147
H
NB
HEM
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
ND
HEM
1_555
167.9
D
HEM
147
H
NC
HEM
1_555
D
HEM
147
H
FE
HEM
1_555
D
HEM
147
H
ND
HEM
1_555
89.1
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
1
A
CG
MET
1
A
CG
MET
1
1
Y
1
A
SD
MET
1
A
SD
MET
1
1
Y
1
A
CE
MET
1
A
CE
MET
1
1
Y
1
C
CG
MET
1
C
CG
MET
1
1
Y
1
C
SD
MET
1
C
SD
MET
1
1
Y
1
C
CE
MET
1
C
CE
MET
1
1
Y
1
B
B
NH1
O
ARG
HOH
104
248
1.75
1
A
A
NZ
OD1
LYS
ASP
7
74
2.06
1
B
B
OE1
O
GLU
HOH
121
289
2.07
1
C
C
O
O
PRO
HOH
114
349
2.10
1
C
C
OE1
O
GLU
HOH
30
305
2.13
1
D
D
OD1
OG
ASP
SER
47
49
2.18
1
6.62
0.90
118.30
124.92
A
A
A
CB
CG
OD2
ASP
ASP
ASP
75
75
75
N
1
6.21
0.90
118.30
124.51
A
A
A
CB
CG
OD2
ASP
ASP
ASP
94
94
94
N
1
5.61
0.90
118.30
123.91
C
C
C
CB
CG
OD2
ASP
ASP
ASP
74
74
74
N
1
5.45
0.90
118.30
123.75
C
C
C
CB
CG
OD2
ASP
ASP
ASP
94
94
94
N
1
A
ALA
19
-90.72
37.91
1
A
ASP
75
-160.67
37.09
1
B
HIS
2
-66.61
96.49
1
B
ASN
80
-142.12
57.49
1
C
ASP
75
-144.46
38.12
1
D
HIS
2
-43.82
75.60
1
D
ASN
80
-147.28
58.65
19.671
-0.58
0.00
0.00
0.94
0.00
-0.36
0.942
0.904
HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
0.24126
0.19156
0.19655
2.13
10.00
3555
31618
31618
10.1
97.55
9.493
0.238
10 mutually exclusive test sets matched to pdb entry 1RQ3
1
THROUGHOUT and Local R-free
0.00
MOLECULAR REPLACEMENT
0.259
0.207
0.80
0.80
1.40
pdb entry 1RQ3
MAXIMUM LIKELIHOOD
BABINET MODEL WITH MASK
2.13
10.00
171
4709
172
0
4366
0.021
0.022
4708
0.001
0.020
4168
1.967
2.057
6418
1.189
3.000
9674
3.951
3.000
570
17.821
15.000
755
0.104
0.200
698
0.008
0.020
5176
0.007
0.020
886
0.248
0.300
1145
0.207
0.300
3847
0.224
0.500
195
0.199
0.500
7
0.149
0.300
8
0.279
0.300
18
0.178
0.500
7
0.804
1.500
2858
1.492
2.000
4564
2.514
3.000
1850
4.012
4.500
1854
0.328
0.279
2.292
602
5703
7
2.13
1XYE
36379
36379
0.00
0.00
0.059
1
5.4
6.7
97.9
0.185
2.13
2.29
1.3
6440
3.1
90.2
refinement
REFMAC
5.0
data reduction
SDMS
data scaling
SDMS
phasing
X-PLOR
T-to-THigh Transitions in Human Hemoglobin: alpha Y42A deoxy low salt
1
N
N
2
N
N
1
N
N
2
N
N
3
N
N
3
N
N
3
N
N
3
N
N
4
N
N
4
N
N
4
N
N
4
N
N
the crystallographic asymmetric unit in this entry is an alpha2beta2 tetramer. the biological unit is an alpha2beta2 tetramer. The biological unit and crystallographic asymmetric unit are equivalent
A
SER
3
A
SER
3
HELX_P
A
GLY
18
A
GLY
18
1
1
16
A
HIS
20
A
HIS
20
HELX_P
A
PHE
36
A
PHE
36
1
2
17
A
PRO
37
A
PRO
37
HELX_P
A
PHE
43
A
PHE
43
5
3
7
A
SER
52
A
SER
52
HELX_P
A
HIS
72
A
HIS
72
1
4
21
A
ASP
75
A
ASP
75
HELX_P
A
LEU
80
A
LEU
80
1
5
6
A
LEU
80
A
LEU
80
HELX_P
A
LYS
90
A
LYS
90
1
6
11
A
PRO
95
A
PRO
95
HELX_P
A
LEU
113
A
LEU
113
1
7
19
A
THR
118
A
THR
118
HELX_P
A
THR
137
A
THR
137
1
8
20
B
THR
4
B
THR
4
HELX_P
B
GLY
16
B
GLY
16
1
9
13
B
ASN
19
B
ASN
19
HELX_P
B
TYR
35
B
TYR
35
1
10
17
B
PRO
36
B
PRO
36
HELX_P
B
GLY
46
B
GLY
46
5
11
11
B
THR
50
B
THR
50
HELX_P
B
ASN
57
B
ASN
57
1
12
8
B
ASN
57
B
ASN
57
HELX_P
B
LEU
75
B
LEU
75
1
13
19
B
ASN
80
B
ASN
80
HELX_P
B
PHE
85
B
PHE
85
1
14
6
B
PHE
85
B
PHE
85
HELX_P
B
LYS
95
B
LYS
95
1
15
11
B
PRO
100
B
PRO
100
HELX_P
B
GLY
119
B
GLY
119
1
16
20
B
LYS
120
B
LYS
120
HELX_P
B
PHE
122
B
PHE
122
5
17
3
B
THR
123
B
THR
123
HELX_P
B
HIS
143
B
HIS
143
1
18
21
C
SER
3
C
SER
3
HELX_P
C
GLY
18
C
GLY
18
1
19
16
C
HIS
20
C
HIS
20
HELX_P
C
PHE
36
C
PHE
36
1
20
17
C
PRO
37
C
PRO
37
HELX_P
C
PHE
43
C
PHE
43
5
21
7
C
SER
52
C
SER
52
HELX_P
C
HIS
72
C
HIS
72
1
22
21
C
ASP
75
C
ASP
75
HELX_P
C
LEU
80
C
LEU
80
1
23
6
C
LEU
80
C
LEU
80
HELX_P
C
LYS
90
C
LYS
90
1
24
11
C
PRO
95
C
PRO
95
HELX_P
C
LEU
113
C
LEU
113
1
25
19
C
PRO
114
C
PRO
114
HELX_P
C
PHE
117
C
PHE
117
5
26
4
C
THR
118
C
THR
118
HELX_P
C
THR
137
C
THR
137
1
27
20
D
THR
4
D
THR
4
HELX_P
D
GLY
16
D
GLY
16
1
28
13
D
ASN
19
D
ASN
19
HELX_P
D
TYR
35
D
TYR
35
1
29
17
D
PRO
36
D
PRO
36
HELX_P
D
GLY
46
D
GLY
46
5
30
11
D
THR
50
D
THR
50
HELX_P
D
ASN
57
D
ASN
57
1
31
8
D
ASN
57
D
ASN
57
HELX_P
D
LEU
75
D
LEU
75
1
32
19
D
ASN
80
D
ASN
80
HELX_P
D
PHE
85
D
PHE
85
1
33
6
D
PHE
85
D
PHE
85
HELX_P
D
LYS
95
D
LYS
95
1
34
11
D
PRO
100
D
PRO
100
HELX_P
D
GLY
119
D
GLY
119
1
35
20
D
LYS
120
D
LYS
120
HELX_P
D
PHE
122
D
PHE
122
5
36
3
D
THR
123
D
THR
123
HELX_P
D
HIS
143
D
HIS
143
1
37
21
metalc
2.162
A
HIS
87
A
NE2
HIS
87
1_555
A
HEM
142
E
FE
HEM
1_555
metalc
2.267
B
HIS
92
B
NE2
HIS
92
1_555
B
HEM
147
F
FE
HEM
1_555
metalc
2.174
C
HIS
87
C
NE2
HIS
87
1_555
C
HEM
142
G
FE
HEM
1_555
metalc
2.381
D
HIS
92
D
NE2
HIS
92
1_555
D
HEM
147
H
FE
HEM
1_555
TRANSPORT PROTEIN
hemoglobin mutant, globin, transport protein
HBA_HUMAN
UNP
1
1
P01922
VLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNAL
SALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR
HBB_HUMAN
UNP
2
1
P68871
VHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDN
LKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH
1
141
1XYE
1
141
P01922
A
1
1
141
1
141
1XYE
1
141
P01922
C
1
1
141
1
146
1XYE
1
146
P68871
B
2
1
146
1
146
1XYE
1
146
P68871
D
2
1
146
1
TYR
engineered mutation
ALA
42
1XYE
A
P01922
UNP
42
42
1
VAL
engineered mutation
MET
1
1XYE
A
P01922
UNP
1
1
2
TYR
engineered mutation
ALA
42
1XYE
C
P01922
UNP
42
42
2
VAL
engineered mutation
MET
1
1XYE
C
P01922
UNP
1
1
BINDING SITE FOR RESIDUE HEM A 142
A
HEM
142
Software
11
BINDING SITE FOR RESIDUE HEM B 147
B
HEM
147
Software
11
BINDING SITE FOR RESIDUE HEM C 142
C
HEM
142
Software
18
BINDING SITE FOR RESIDUE HEM D 147
D
HEM
147
Software
8
A
ALA
42
A
ALA
42
11
1_555
A
HIS
45
A
HIS
45
11
1_555
A
HIS
58
A
HIS
58
11
1_555
A
LYS
61
A
LYS
61
11
1_555
A
HIS
87
A
HIS
87
11
1_555
A
LEU
91
A
LEU
91
11
1_555
A
VAL
93
A
VAL
93
11
1_555
A
PHE
98
A
PHE
98
11
1_555
A
LEU
136
A
LEU
136
11
1_555
A
HOH
219
I
HOH
11
1_555
A
HOH
336
I
HOH
11
1_555
A
HIS
72
A
HIS
72
11
4_555
B
HIS
63
B
HIS
63
11
1_555
B
LYS
66
B
LYS
66
11
1_555
B
VAL
67
B
VAL
67
11
1_555
B
HIS
92
B
HIS
92
11
1_555
B
LEU
96
B
LEU
96
11
1_555
B
ASN
102
B
ASN
102
11
1_555
B
LEU
141
B
LEU
141
11
1_555
B
HOH
244
J
HOH
11
1_555
B
HOH
262
J
HOH
11
1_555
B
HOH
402
J
HOH
11
1_555
B
LYS
17
B
LYS
17
18
3_545
B
LYS
120
B
LYS
120
18
3_545
B
HOH
289
J
HOH
18
3_545
C
ALA
42
C
ALA
42
18
1_555
C
PHE
43
C
PHE
43
18
1_555
C
HIS
45
C
HIS
45
18
1_555
C
HIS
58
C
HIS
58
18
1_555
C
LEU
83
C
LEU
83
18
1_555
C
LEU
86
C
LEU
86
18
1_555
C
HIS
87
C
HIS
87
18
1_555
C
LEU
91
C
LEU
91
18
1_555
C
VAL
93
C
VAL
93
18
1_555
C
ASN
97
C
ASN
97
18
1_555
C
PHE
98
C
PHE
98
18
1_555
C
LEU
101
C
LEU
101
18
1_555
C
LEU
136
C
LEU
136
18
1_555
C
HOH
256
K
HOH
18
1_555
C
HOH
437
K
HOH
18
1_555
C
LYS
56
C
LYS
56
8
3_554
D
HIS
63
D
HIS
63
8
1_555
D
VAL
67
D
VAL
67
8
1_555
D
HIS
92
D
HIS
92
8
1_555
D
LEU
96
D
LEU
96
8
1_555
D
ASN
102
D
ASN
102
8
1_555
D
PHE
103
D
PHE
103
8
1_555
D
LEU
141
D
LEU
141
8
1_555
18
P 21 21 2