0.009542
0.000000
0.000000
0.000000
0.018215
0.000000
0.000000
0.000000
0.009042
0.00000
0.00000
0.00000
Hackert, M.
Kolatkar, P.
Ernst, S.R.
Ogata, C.M.
Hendrickson, W.A.
Merritt, E.A.
Phizackerley, R.P.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
16
90.00
90.00
90.00
104.800
54.900
110.600
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
C N -1
26.017
CYANIDE ION
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
N
74
N
C
N
75
N
N
N
76
N
N
N
77
R
C
N
78
N
C
N
79
N
O
N
80
N
C
N
81
N
S
N
82
N
O
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
N
N
91
S
C
N
92
N
C
N
93
N
O
N
94
N
C
N
95
N
C
N
96
N
C
N
97
N
O
N
98
N
N
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
H
N
108
N
H
N
109
N
H
N
110
N
N
N
111
S
C
N
112
N
C
N
113
N
O
N
114
N
C
N
115
N
C
N
116
N
C
N
117
N
O
N
118
N
O
N
119
N
O
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
H
N
128
N
H
N
129
N
N
N
130
N
C
N
131
N
C
N
132
N
O
N
133
N
O
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
C
N
140
N
C
N
141
N
C
N
142
N
C
Y
143
N
C
Y
144
N
C
Y
145
N
C
Y
146
N
C
N
147
N
C
N
148
N
C
N
149
N
C
N
150
N
C
N
151
N
O
N
152
N
O
N
153
N
C
N
154
N
C
N
155
N
C
N
156
N
C
N
157
N
C
N
158
N
C
N
159
N
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
C
N
169
N
C
N
170
N
C
N
171
N
C
N
172
N
C
N
173
N
C
N
174
N
C
N
175
N
O
N
176
N
O
Y
177
N
N
N
178
N
N
Y
179
N
N
N
180
N
N
N
181
N
FE
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
H
N
213
N
H
N
214
N
N
N
215
S
C
N
216
N
C
N
217
N
O
N
218
N
C
Y
219
N
C
Y
220
N
N
Y
221
N
C
Y
222
N
C
Y
223
N
N
N
224
N
O
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
H
N
234
N
H
N
235
N
O
N
236
N
H
N
237
N
H
N
238
N
N
N
239
S
C
N
240
N
C
N
241
N
O
N
242
S
C
N
243
N
C
N
244
N
C
N
245
N
C
N
246
N
O
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
H
N
259
N
H
N
260
N
N
N
261
S
C
N
262
N
C
N
263
N
O
N
264
N
C
N
265
N
C
N
266
N
C
N
267
N
C
N
268
N
O
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
N
N
283
S
C
N
284
N
C
N
285
N
O
N
286
N
C
N
287
N
C
N
288
N
C
N
289
N
C
N
290
N
N
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
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
N
N
308
S
C
N
309
N
C
N
310
N
O
N
311
N
C
N
312
N
C
N
313
N
S
N
314
N
C
N
315
N
O
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
H
N
327
N
N
N
328
S
C
N
329
N
C
N
330
N
O
N
331
N
C
Y
332
N
C
Y
333
N
C
Y
334
N
C
Y
335
N
C
Y
336
N
C
Y
337
N
C
N
338
N
O
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
H
N
348
N
H
N
349
N
H
N
350
N
N
N
351
S
C
N
352
N
C
N
353
N
O
N
354
N
C
N
355
N
C
N
356
N
C
N
357
N
O
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
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
O
N
373
N
O
N
374
N
H
N
375
N
H
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
N
N
382
S
C
N
383
N
C
N
384
N
O
N
385
R
C
N
386
N
O
N
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
N
N
399
S
C
N
400
N
C
N
401
N
O
N
402
N
C
Y
403
N
C
Y
404
N
C
Y
405
N
C
Y
406
N
N
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
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
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
Y
430
N
C
Y
431
N
C
Y
432
N
C
Y
433
N
C
Y
434
N
C
Y
435
N
C
N
436
N
O
N
437
N
O
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
H
N
447
N
H
N
448
N
H
N
449
N
N
N
450
S
C
N
451
N
C
N
452
N
O
N
453
N
C
N
454
N
C
N
455
N
C
N
456
N
O
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
H
N
467
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
trip
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
doub
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
sing
N
90
N
doub
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
sing
N
98
N
doub
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
doub
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
doub
N
132
N
sing
N
133
N
sing
N
134
N
doub
N
135
N
sing
N
136
N
sing
N
137
N
doub
N
138
N
sing
N
139
N
doub
N
140
N
sing
N
141
N
sing
Y
142
N
doub
Y
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
146
N
doub
N
147
N
sing
Y
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
sing
N
158
N
doub
N
159
N
sing
N
160
N
sing
N
161
N
sing
N
162
N
doub
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
doub
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
doub
N
171
N
sing
N
172
N
sing
N
173
N
sing
Y
174
N
sing
Y
175
N
sing
Y
176
N
doub
N
177
N
sing
Y
178
N
sing
N
179
N
sing
Y
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
doub
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
doub
N
190
N
doub
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
doub
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
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
sing
N
218
N
doub
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
Y
223
N
sing
Y
224
N
doub
Y
225
N
doub
N
226
N
sing
Y
227
N
sing
N
228
N
sing
Y
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
doub
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
sing
N
262
N
doub
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
doub
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
sing
N
307
N
doub
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
Y
331
N
doub
Y
332
N
sing
Y
333
N
sing
N
334
N
sing
Y
335
N
doub
N
336
N
sing
Y
337
N
doub
N
338
N
sing
Y
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
sing
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
doub
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
sing
N
366
N
doub
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
N
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
doub
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
sing
N
395
N
doub
N
396
N
sing
N
397
N
sing
N
398
N
sing
N
399
N
sing
Y
400
N
doub
Y
401
N
sing
Y
402
N
sing
N
403
N
sing
Y
404
N
doub
Y
405
N
sing
Y
406
N
sing
N
407
N
sing
Y
408
N
sing
Y
409
N
doub
N
410
N
sing
Y
411
N
doub
N
412
N
sing
Y
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
sing
N
423
N
doub
N
424
N
sing
N
425
N
sing
N
426
N
sing
N
427
N
sing
Y
428
N
doub
Y
429
N
sing
Y
430
N
sing
N
431
N
sing
Y
432
N
doub
N
433
N
sing
Y
434
N
doub
N
435
N
sing
Y
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
sing
N
447
N
doub
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
N
458
N
sing
DK
Acta Crystallogr.,Sect.B
ASBSDK
0622
0108-7681
48
191
199
10.1107/S0108768191012363
1515107
Structure determination and refinement of homotetrameric hemoglobin from Urechis caupo at 2.5 A resolution.
1992
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
263
3462
Novel Subunit Structure Observed for Noncooperative Hemoglobin from Urechis Caupo
1988
10.2210/pdb1ith/pdb
pdb_00001ith
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
1
x-ray
1
1.0
15048.366
HEMOGLOBIN (CYANO MET)
2
man
polymer
26.017
CYANIDE ION
2
syn
non-polymer
616.487
PROTOPORPHYRIN IX CONTAINING FE
2
syn
non-polymer
18.015
water
150
nat
water
no
no
GLTAAQIKAIQDHWFLNIKGCLQAAADSIFFKYLTAYPGDLAFFHKFSSVPLYGLRSNPAYKAQTLTVINYLDKVVDALG
GNAGALMKAKVPSHDAMGITPKHFGQLLKLVGGVFQEEFSADPTTVAAWGDAAGVLVAAMK
GLTAAQIKAIQDHWFLNIKGCLQAAADSIFFKYLTAYPGDLAFFHKFSSVPLYGLRSNPAYKAQTLTVINYLDKVVDALG
GNAGALMKAKVPSHDAMGITPKHFGQLLKLVGGVFQEEFSADPTTVAAWGDAAGVLVAAMK
A,B
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Urechis
sample
CDNA
6431
Urechis caupo
2.64
53.44
chem_comp_atom
chem_comp_bond
database_2
pdbx_database_status
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Other
1
0
1993-10-31
1
1
2008-03-03
1
2
2011-07-13
1
3
2024-02-07
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_pdbx_struct_conn_angle.ptnr1_auth_comp_id
_pdbx_struct_conn_angle.ptnr1_auth_seq_id
_pdbx_struct_conn_angle.ptnr1_label_asym_id
_pdbx_struct_conn_angle.ptnr1_label_atom_id
_pdbx_struct_conn_angle.ptnr1_label_comp_id
_pdbx_struct_conn_angle.ptnr1_label_seq_id
_pdbx_struct_conn_angle.ptnr3_auth_comp_id
_pdbx_struct_conn_angle.ptnr3_auth_seq_id
_pdbx_struct_conn_angle.ptnr3_label_asym_id
_pdbx_struct_conn_angle.ptnr3_label_atom_id
_pdbx_struct_conn_angle.ptnr3_label_comp_id
_pdbx_struct_conn_angle.ptnr3_label_seq_id
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_struct_conn.ptnr1_auth_asym_id
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_id
_struct_conn.ptnr1_label_asym_id
_struct_conn.ptnr1_label_atom_id
_struct_conn.ptnr1_label_comp_id
_struct_conn.ptnr1_label_seq_id
_struct_conn.ptnr2_auth_asym_id
_struct_conn.ptnr2_auth_comp_id
_struct_conn.ptnr2_auth_seq_id
_struct_conn.ptnr2_label_asym_id
_struct_conn.ptnr2_label_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_ref_seq_dif.details
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Y
BNL
1991-12-03
REL
REL
CYN
CYANIDE ION
HEM
PROTOPORPHYRIN IX CONTAINING FE
HOH
water
RESIDUE 4 OF EACH CHAIN IS PRESENTED AS ALA IN THIS ENTRY.
BOTH PIR AND SWISSPROT DATABASES LISTED THIS RESIDUE AS
THR AT THE TIME THAT THIS ENTRY WAS PREPARED. THIS WAS
BASED ON CDNA SEQUENCE OBTAINED FROM ONE CLONE. HOWEVER,
AMINO ACID SEQUENCING OF THE GLOBINS SHOWED RESIDUE 4 TO
BE ALA. THIS WAS CONFIRMED BY DIFFERENCE ELECTRON DENSITY
MAPS.
HEM
1
2
CYN
CYN
142
A
HEM
1
3
HEM
HEM
143
A
HEM
1
2
CYN
CYN
142
B
HEM
1
3
HEM
HEM
143
B
HOH
385
4
HOH
HOH
385
A
HOH
386
4
HOH
HOH
386
A
HOH
395
4
HOH
HOH
395
A
HOH
396
4
HOH
HOH
396
A
HOH
397
4
HOH
HOH
397
A
HOH
399
4
HOH
HOH
399
A
HOH
401
4
HOH
HOH
401
A
HOH
405
4
HOH
HOH
405
A
HOH
407
4
HOH
HOH
407
A
HOH
409
4
HOH
HOH
409
A
HOH
410
4
HOH
HOH
410
A
HOH
413
4
HOH
HOH
413
A
HOH
415
4
HOH
HOH
415
A
HOH
419
4
HOH
HOH
419
A
HOH
422
4
HOH
HOH
422
A
HOH
423
4
HOH
HOH
423
A
HOH
426
4
HOH
HOH
426
A
HOH
428
4
HOH
HOH
428
A
HOH
430
4
HOH
HOH
430
A
HOH
432
4
HOH
HOH
432
A
HOH
436
4
HOH
HOH
436
A
HOH
437
4
HOH
HOH
437
A
HOH
438
4
HOH
HOH
438
A
HOH
440
4
HOH
HOH
440
A
HOH
442
4
HOH
HOH
442
A
HOH
443
4
HOH
HOH
443
A
HOH
444
4
HOH
HOH
444
A
HOH
446
4
HOH
HOH
446
A
HOH
450
4
HOH
HOH
450
A
HOH
452
4
HOH
HOH
452
A
HOH
454
4
HOH
HOH
454
A
HOH
455
4
HOH
HOH
455
A
HOH
459
4
HOH
HOH
459
A
HOH
461
4
HOH
HOH
461
A
HOH
462
4
HOH
HOH
462
A
HOH
463
4
HOH
HOH
463
A
HOH
466
4
HOH
HOH
466
A
HOH
467
4
HOH
HOH
467
A
HOH
469
4
HOH
HOH
469
A
HOH
472
4
HOH
HOH
472
A
HOH
474
4
HOH
HOH
474
A
HOH
475
4
HOH
HOH
475
A
HOH
476
4
HOH
HOH
476
A
HOH
477
4
HOH
HOH
477
A
HOH
481
4
HOH
HOH
481
A
HOH
483
4
HOH
HOH
483
A
HOH
485
4
HOH
HOH
485
A
HOH
487
4
HOH
HOH
487
A
HOH
489
4
HOH
HOH
489
A
HOH
491
4
HOH
HOH
491
A
HOH
492
4
HOH
HOH
492
A
HOH
493
4
HOH
HOH
493
A
HOH
494
4
HOH
HOH
494
A
HOH
495
4
HOH
HOH
495
A
HOH
497
4
HOH
HOH
497
A
HOH
499
4
HOH
HOH
499
A
HOH
500
4
HOH
HOH
500
A
HOH
503
4
HOH
HOH
503
A
HOH
508
4
HOH
HOH
508
A
HOH
509
4
HOH
HOH
509
A
HOH
510
4
HOH
HOH
510
A
HOH
512
4
HOH
HOH
512
A
HOH
600
4
HOH
HOH
600
A
HOH
606
4
HOH
HOH
606
A
HOH
610
4
HOH
HOH
610
A
HOH
611
4
HOH
HOH
611
A
HOH
612
4
HOH
HOH
612
A
HOH
613
4
HOH
HOH
613
A
HOH
614
4
HOH
HOH
614
A
HOH
617
4
HOH
HOH
617
A
HOH
618
4
HOH
HOH
618
A
HOH
619
4
HOH
HOH
619
A
HOH
621
4
HOH
HOH
621
A
HOH
622
4
HOH
HOH
622
A
HOH
624
4
HOH
HOH
624
A
HOH
628
4
HOH
HOH
628
A
HOH
631
4
HOH
HOH
631
A
HOH
632
4
HOH
HOH
632
A
HOH
633
4
HOH
HOH
633
A
HOH
635
4
HOH
HOH
635
A
HOH
637
4
HOH
HOH
637
A
HOH
638
4
HOH
HOH
638
A
HOH
700
4
HOH
HOH
700
A
HOH
701
4
HOH
HOH
701
A
HOH
707
4
HOH
HOH
707
A
HOH
708
4
HOH
HOH
708
A
HOH
384
4
HOH
HOH
384
B
HOH
388
4
HOH
HOH
388
B
HOH
391
4
HOH
HOH
391
B
HOH
393
4
HOH
HOH
393
B
HOH
394
4
HOH
HOH
394
B
HOH
398
4
HOH
HOH
398
B
HOH
400
4
HOH
HOH
400
B
HOH
403
4
HOH
HOH
403
B
HOH
408
4
HOH
HOH
408
B
HOH
411
4
HOH
HOH
411
B
HOH
412
4
HOH
HOH
412
B
HOH
417
4
HOH
HOH
417
B
HOH
420
4
HOH
HOH
420
B
HOH
421
4
HOH
HOH
421
B
HOH
424
4
HOH
HOH
424
B
HOH
425
4
HOH
HOH
425
B
HOH
427
4
HOH
HOH
427
B
HOH
429
4
HOH
HOH
429
B
HOH
431
4
HOH
HOH
431
B
HOH
435
4
HOH
HOH
435
B
HOH
441
4
HOH
HOH
441
B
HOH
445
4
HOH
HOH
445
B
HOH
447
4
HOH
HOH
447
B
HOH
448
4
HOH
HOH
448
B
HOH
449
4
HOH
HOH
449
B
HOH
456
4
HOH
HOH
456
B
HOH
458
4
HOH
HOH
458
B
HOH
460
4
HOH
HOH
460
B
HOH
465
4
HOH
HOH
465
B
HOH
468
4
HOH
HOH
468
B
HOH
470
4
HOH
HOH
470
B
HOH
471
4
HOH
HOH
471
B
HOH
478
4
HOH
HOH
478
B
HOH
479
4
HOH
HOH
479
B
HOH
488
4
HOH
HOH
488
B
HOH
490
4
HOH
HOH
490
B
HOH
498
4
HOH
HOH
498
B
HOH
504
4
HOH
HOH
504
B
HOH
505
4
HOH
HOH
505
B
HOH
603
4
HOH
HOH
603
B
HOH
604
4
HOH
HOH
604
B
HOH
605
4
HOH
HOH
605
B
HOH
608
4
HOH
HOH
608
B
HOH
615
4
HOH
HOH
615
B
HOH
616
4
HOH
HOH
616
B
HOH
620
4
HOH
HOH
620
B
HOH
623
4
HOH
HOH
623
B
HOH
625
4
HOH
HOH
625
B
HOH
626
4
HOH
HOH
626
B
HOH
627
4
HOH
HOH
627
B
HOH
629
4
HOH
HOH
629
B
HOH
630
4
HOH
HOH
630
B
HOH
634
4
HOH
HOH
634
B
HOH
639
4
HOH
HOH
639
B
HOH
640
4
HOH
HOH
640
B
HOH
641
4
HOH
HOH
641
B
HOH
702
4
HOH
HOH
702
B
HOH
703
4
HOH
HOH
703
B
HOH
704
4
HOH
HOH
704
B
HOH
706
4
HOH
HOH
706
B
HOH
710
4
HOH
HOH
710
B
HOH
711
4
HOH
HOH
711
B
HOH
712
4
HOH
HOH
712
B
HOH
713
4
HOH
HOH
713
B
GLY
1
n
1
GLY
1
A
LEU
2
n
2
LEU
2
A
THR
3
n
3
THR
3
A
ALA
4
n
4
ALA
4
A
ALA
5
n
5
ALA
5
A
GLN
6
n
6
GLN
6
A
ILE
7
n
7
ILE
7
A
LYS
8
n
8
LYS
8
A
ALA
9
n
9
ALA
9
A
ILE
10
n
10
ILE
10
A
GLN
11
n
11
GLN
11
A
ASP
12
n
12
ASP
12
A
HIS
13
n
13
HIS
13
A
TRP
14
n
14
TRP
14
A
PHE
15
n
15
PHE
15
A
LEU
16
n
16
LEU
16
A
ASN
17
n
17
ASN
17
A
ILE
18
n
18
ILE
18
A
LYS
19
n
19
LYS
19
A
GLY
20
n
20
GLY
20
A
CYS
21
n
21
CYS
21
A
LEU
22
n
22
LEU
22
A
GLN
23
n
23
GLN
23
A
ALA
24
n
24
ALA
24
A
ALA
25
n
25
ALA
25
A
ALA
26
n
26
ALA
26
A
ASP
27
n
27
ASP
27
A
SER
28
n
28
SER
28
A
ILE
29
n
29
ILE
29
A
PHE
30
n
30
PHE
30
A
PHE
31
n
31
PHE
31
A
LYS
32
n
32
LYS
32
A
TYR
33
n
33
TYR
33
A
LEU
34
n
34
LEU
34
A
THR
35
n
35
THR
35
A
ALA
36
n
36
ALA
36
A
TYR
37
n
37
TYR
37
A
PRO
38
n
38
PRO
38
A
GLY
39
n
39
GLY
39
A
ASP
40
n
40
ASP
40
A
LEU
41
n
41
LEU
41
A
ALA
42
n
42
ALA
42
A
PHE
43
n
43
PHE
43
A
PHE
44
n
44
PHE
44
A
HIS
45
n
45
HIS
45
A
LYS
46
n
46
LYS
46
A
PHE
47
n
47
PHE
47
A
SER
48
n
48
SER
48
A
SER
49
n
49
SER
49
A
VAL
50
n
50
VAL
50
A
PRO
51
n
51
PRO
51
A
LEU
52
n
52
LEU
52
A
TYR
53
n
53
TYR
53
A
GLY
54
n
54
GLY
54
A
LEU
55
n
55
LEU
55
A
ARG
56
n
56
ARG
56
A
SER
57
n
57
SER
57
A
ASN
58
n
58
ASN
58
A
PRO
59
n
59
PRO
59
A
ALA
60
n
60
ALA
60
A
TYR
61
n
61
TYR
61
A
LYS
62
n
62
LYS
62
A
ALA
63
n
63
ALA
63
A
GLN
64
n
64
GLN
64
A
THR
65
n
65
THR
65
A
LEU
66
n
66
LEU
66
A
THR
67
n
67
THR
67
A
VAL
68
n
68
VAL
68
A
ILE
69
n
69
ILE
69
A
ASN
70
n
70
ASN
70
A
TYR
71
n
71
TYR
71
A
LEU
72
n
72
LEU
72
A
ASP
73
n
73
ASP
73
A
LYS
74
n
74
LYS
74
A
VAL
75
n
75
VAL
75
A
VAL
76
n
76
VAL
76
A
ASP
77
n
77
ASP
77
A
ALA
78
n
78
ALA
78
A
LEU
79
n
79
LEU
79
A
GLY
80
n
80
GLY
80
A
GLY
81
n
81
GLY
81
A
ASN
82
n
82
ASN
82
A
ALA
83
n
83
ALA
83
A
GLY
84
n
84
GLY
84
A
ALA
85
n
85
ALA
85
A
LEU
86
n
86
LEU
86
A
MET
87
n
87
MET
87
A
LYS
88
n
88
LYS
88
A
ALA
89
n
89
ALA
89
A
LYS
90
n
90
LYS
90
A
VAL
91
n
91
VAL
91
A
PRO
92
n
92
PRO
92
A
SER
93
n
93
SER
93
A
HIS
94
n
94
HIS
94
A
ASP
95
n
95
ASP
95
A
ALA
96
n
96
ALA
96
A
MET
97
n
97
MET
97
A
GLY
98
n
98
GLY
98
A
ILE
99
n
99
ILE
99
A
THR
100
n
100
THR
100
A
PRO
101
n
101
PRO
101
A
LYS
102
n
102
LYS
102
A
HIS
103
n
103
HIS
103
A
PHE
104
n
104
PHE
104
A
GLY
105
n
105
GLY
105
A
GLN
106
n
106
GLN
106
A
LEU
107
n
107
LEU
107
A
LEU
108
n
108
LEU
108
A
LYS
109
n
109
LYS
109
A
LEU
110
n
110
LEU
110
A
VAL
111
n
111
VAL
111
A
GLY
112
n
112
GLY
112
A
GLY
113
n
113
GLY
113
A
VAL
114
n
114
VAL
114
A
PHE
115
n
115
PHE
115
A
GLN
116
n
116
GLN
116
A
GLU
117
n
117
GLU
117
A
GLU
118
n
118
GLU
118
A
PHE
119
n
119
PHE
119
A
SER
120
n
120
SER
120
A
ALA
121
n
121
ALA
121
A
ASP
122
n
122
ASP
122
A
PRO
123
n
123
PRO
123
A
THR
124
n
124
THR
124
A
THR
125
n
125
THR
125
A
VAL
126
n
126
VAL
126
A
ALA
127
n
127
ALA
127
A
ALA
128
n
128
ALA
128
A
TRP
129
n
129
TRP
129
A
GLY
130
n
130
GLY
130
A
ASP
131
n
131
ASP
131
A
ALA
132
n
132
ALA
132
A
ALA
133
n
133
ALA
133
A
GLY
134
n
134
GLY
134
A
VAL
135
n
135
VAL
135
A
LEU
136
n
136
LEU
136
A
VAL
137
n
137
VAL
137
A
ALA
138
n
138
ALA
138
A
ALA
139
n
139
ALA
139
A
MET
140
n
140
MET
140
A
LYS
141
n
141
LYS
141
A
GLY
1
n
1
GLY
1
B
LEU
2
n
2
LEU
2
B
THR
3
n
3
THR
3
B
ALA
4
n
4
ALA
4
B
ALA
5
n
5
ALA
5
B
GLN
6
n
6
GLN
6
B
ILE
7
n
7
ILE
7
B
LYS
8
n
8
LYS
8
B
ALA
9
n
9
ALA
9
B
ILE
10
n
10
ILE
10
B
GLN
11
n
11
GLN
11
B
ASP
12
n
12
ASP
12
B
HIS
13
n
13
HIS
13
B
TRP
14
n
14
TRP
14
B
PHE
15
n
15
PHE
15
B
LEU
16
n
16
LEU
16
B
ASN
17
n
17
ASN
17
B
ILE
18
n
18
ILE
18
B
LYS
19
n
19
LYS
19
B
GLY
20
n
20
GLY
20
B
CYS
21
n
21
CYS
21
B
LEU
22
n
22
LEU
22
B
GLN
23
n
23
GLN
23
B
ALA
24
n
24
ALA
24
B
ALA
25
n
25
ALA
25
B
ALA
26
n
26
ALA
26
B
ASP
27
n
27
ASP
27
B
SER
28
n
28
SER
28
B
ILE
29
n
29
ILE
29
B
PHE
30
n
30
PHE
30
B
PHE
31
n
31
PHE
31
B
LYS
32
n
32
LYS
32
B
TYR
33
n
33
TYR
33
B
LEU
34
n
34
LEU
34
B
THR
35
n
35
THR
35
B
ALA
36
n
36
ALA
36
B
TYR
37
n
37
TYR
37
B
PRO
38
n
38
PRO
38
B
GLY
39
n
39
GLY
39
B
ASP
40
n
40
ASP
40
B
LEU
41
n
41
LEU
41
B
ALA
42
n
42
ALA
42
B
PHE
43
n
43
PHE
43
B
PHE
44
n
44
PHE
44
B
HIS
45
n
45
HIS
45
B
LYS
46
n
46
LYS
46
B
PHE
47
n
47
PHE
47
B
SER
48
n
48
SER
48
B
SER
49
n
49
SER
49
B
VAL
50
n
50
VAL
50
B
PRO
51
n
51
PRO
51
B
LEU
52
n
52
LEU
52
B
TYR
53
n
53
TYR
53
B
GLY
54
n
54
GLY
54
B
LEU
55
n
55
LEU
55
B
ARG
56
n
56
ARG
56
B
SER
57
n
57
SER
57
B
ASN
58
n
58
ASN
58
B
PRO
59
n
59
PRO
59
B
ALA
60
n
60
ALA
60
B
TYR
61
n
61
TYR
61
B
LYS
62
n
62
LYS
62
B
ALA
63
n
63
ALA
63
B
GLN
64
n
64
GLN
64
B
THR
65
n
65
THR
65
B
LEU
66
n
66
LEU
66
B
THR
67
n
67
THR
67
B
VAL
68
n
68
VAL
68
B
ILE
69
n
69
ILE
69
B
ASN
70
n
70
ASN
70
B
TYR
71
n
71
TYR
71
B
LEU
72
n
72
LEU
72
B
ASP
73
n
73
ASP
73
B
LYS
74
n
74
LYS
74
B
VAL
75
n
75
VAL
75
B
VAL
76
n
76
VAL
76
B
ASP
77
n
77
ASP
77
B
ALA
78
n
78
ALA
78
B
LEU
79
n
79
LEU
79
B
GLY
80
n
80
GLY
80
B
GLY
81
n
81
GLY
81
B
ASN
82
n
82
ASN
82
B
ALA
83
n
83
ALA
83
B
GLY
84
n
84
GLY
84
B
ALA
85
n
85
ALA
85
B
LEU
86
n
86
LEU
86
B
MET
87
n
87
MET
87
B
LYS
88
n
88
LYS
88
B
ALA
89
n
89
ALA
89
B
LYS
90
n
90
LYS
90
B
VAL
91
n
91
VAL
91
B
PRO
92
n
92
PRO
92
B
SER
93
n
93
SER
93
B
HIS
94
n
94
HIS
94
B
ASP
95
n
95
ASP
95
B
ALA
96
n
96
ALA
96
B
MET
97
n
97
MET
97
B
GLY
98
n
98
GLY
98
B
ILE
99
n
99
ILE
99
B
THR
100
n
100
THR
100
B
PRO
101
n
101
PRO
101
B
LYS
102
n
102
LYS
102
B
HIS
103
n
103
HIS
103
B
PHE
104
n
104
PHE
104
B
GLY
105
n
105
GLY
105
B
GLN
106
n
106
GLN
106
B
LEU
107
n
107
LEU
107
B
LEU
108
n
108
LEU
108
B
LYS
109
n
109
LYS
109
B
LEU
110
n
110
LEU
110
B
VAL
111
n
111
VAL
111
B
GLY
112
n
112
GLY
112
B
GLY
113
n
113
GLY
113
B
VAL
114
n
114
VAL
114
B
PHE
115
n
115
PHE
115
B
GLN
116
n
116
GLN
116
B
GLU
117
n
117
GLU
117
B
GLU
118
n
118
GLU
118
B
PHE
119
n
119
PHE
119
B
SER
120
n
120
SER
120
B
ALA
121
n
121
ALA
121
B
ASP
122
n
122
ASP
122
B
PRO
123
n
123
PRO
123
B
THR
124
n
124
THR
124
B
THR
125
n
125
THR
125
B
VAL
126
n
126
VAL
126
B
ALA
127
n
127
ALA
127
B
ALA
128
n
128
ALA
128
B
TRP
129
n
129
TRP
129
B
GLY
130
n
130
GLY
130
B
ASP
131
n
131
ASP
131
B
ALA
132
n
132
ALA
132
B
ALA
133
n
133
ALA
133
B
GLY
134
n
134
GLY
134
B
VAL
135
n
135
VAL
135
B
LEU
136
n
136
LEU
136
B
VAL
137
n
137
VAL
137
B
ALA
138
n
138
ALA
138
B
ALA
139
n
139
ALA
139
B
MET
140
n
140
MET
140
B
LYS
141
n
141
LYS
141
B
author_defined_assembly
4
tetrameric
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
NA
HEM
1_555
98.8
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
NB
HEM
1_555
94.3
A
HEM
143
D
NA
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
NB
HEM
1_555
87.9
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
NC
HEM
1_555
100.5
A
HEM
143
D
NA
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
NC
HEM
1_555
160.7
A
HEM
143
D
NB
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
NC
HEM
1_555
89.8
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
ND
HEM
1_555
97.4
A
HEM
143
D
NA
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
ND
HEM
1_555
88.5
A
HEM
143
D
NB
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
ND
HEM
1_555
168.1
A
HEM
143
D
NC
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
HEM
143
D
ND
HEM
1_555
89.8
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
C
CYN
1_555
171.7
A
HEM
143
D
NA
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
C
CYN
1_555
89.5
A
HEM
143
D
NB
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
C
CYN
1_555
85.4
A
HEM
143
D
NC
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
C
CYN
1_555
71.2
A
HEM
143
D
ND
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
C
CYN
1_555
83.3
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
N
CYN
1_555
164.0
A
HEM
143
D
NA
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
N
CYN
1_555
85.3
A
HEM
143
D
NB
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
N
CYN
1_555
101.3
A
HEM
143
D
NC
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
N
CYN
1_555
76.3
A
HEM
143
D
ND
HEM
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
N
CYN
1_555
67.1
A
CYN
142
C
C
CYN
1_555
A
HEM
143
D
FE
HEM
1_555
A
CYN
142
C
N
CYN
1_555
16.6
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
NA
HEM
1_555
100.1
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
NB
HEM
1_555
101.6
B
HEM
143
F
NA
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
NB
HEM
1_555
87.8
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
NC
HEM
1_555
98.1
B
HEM
143
F
NA
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
NC
HEM
1_555
161.7
B
HEM
143
F
NB
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
NC
HEM
1_555
89.8
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
ND
HEM
1_555
96.7
B
HEM
143
F
NA
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
ND
HEM
1_555
88.3
B
HEM
143
F
NB
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
ND
HEM
1_555
161.7
B
HEM
143
F
NC
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
HEM
143
F
ND
HEM
1_555
88.2
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
C
CYN
1_555
172.4
B
HEM
143
F
NA
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
C
CYN
1_555
86.2
B
HEM
143
F
NB
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
C
CYN
1_555
82.8
B
HEM
143
F
NC
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
C
CYN
1_555
75.5
B
HEM
143
F
ND
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
C
CYN
1_555
79.1
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
N
CYN
1_555
162.8
B
HEM
143
F
NA
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
N
CYN
1_555
81.7
B
HEM
143
F
NB
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
N
CYN
1_555
95.5
B
HEM
143
F
NC
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
N
CYN
1_555
80.5
B
HEM
143
F
ND
HEM
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
N
CYN
1_555
66.2
B
CYN
142
E
C
CYN
1_555
B
HEM
143
F
FE
HEM
1_555
B
CYN
142
E
N
CYN
1_555
13.7
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
1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
4_565
x,-y+1,-z
crystal symmetry operation
0.0000000000
54.9000000000
0.0000000000
1
7.09
0.80
106.30
113.39
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
14
14
14
N
1
-5.70
0.80
107.30
101.60
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
14
14
14
N
1
13.64
2.20
113.40
127.04
A
A
A
CA
CB
CG
LYS
LYS
LYS
46
46
46
N
1
-4.35
0.60
121.00
116.65
A
A
A
CB
CG
CD2
TYR
TYR
TYR
53
53
53
N
1
-11.60
1.90
110.30
98.70
A
A
A
N
CA
CB
THR
THR
THR
65
65
65
N
1
-13.27
1.70
111.00
97.73
A
A
A
CB
CG
CD2
LEU
LEU
LEU
110
110
110
N
1
9.14
1.40
112.40
121.54
A
A
A
CA
CB
CG2
THR
THR
THR
124
124
124
N
1
6.79
0.80
106.30
113.09
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
129
129
129
N
1
-8.31
1.30
127.00
118.69
A
A
A
CB
CG
CD1
TRP
TRP
TRP
129
129
129
N
1
-6.04
0.80
107.30
101.26
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
129
129
129
N
1
5.69
0.90
133.90
139.59
A
A
A
CG
CD2
CE3
TRP
TRP
TRP
129
129
129
N
1
5.69
0.80
106.30
111.99
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
14
14
14
N
1
-5.27
0.80
107.30
102.03
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
14
14
14
N
1
6.17
0.90
118.30
124.47
B
B
B
CB
CG
OD1
ASP
ASP
ASP
27
27
27
N
1
-11.34
1.60
110.90
99.56
B
B
B
CG1
CB
CG2
VAL
VAL
VAL
68
68
68
N
1
-11.34
1.60
110.90
99.56
B
B
B
CG1
CB
CG2
VAL
VAL
VAL
75
75
75
N
1
5.88
0.80
106.30
112.18
B
B
B
CD1
CG
CD2
TRP
TRP
TRP
129
129
129
N
1
-5.74
0.80
107.30
101.56
B
B
B
CE2
CD2
CG
TRP
TRP
TRP
129
129
129
N
1
A
A
NE2
CD2
HIS
HIS
13
13
-0.077
0.011
1.373
1.296
N
1
A
A
NE2
CD2
HIS
HIS
94
94
-0.075
0.011
1.373
1.298
N
1
A
A
NE2
CD2
HIS
HIS
103
103
-0.067
0.011
1.373
1.306
N
1
B
B
NE2
CD2
HIS
HIS
13
13
-0.077
0.011
1.373
1.296
N
1
A
PHE
47
-151.91
16.98
1
A
ALA
89
-57.92
-9.73
1
B
PHE
47
-153.46
23.01
1
B
ASN
82
-79.78
22.22
1
B
ALA
89
-45.85
-10.72
1
B
PRO
101
-36.52
-19.44
0.1470000
0.1470000
2.5
1
2.5
150
2366
90
0
2126
0.015
3.330
model building
X-PLOR
refinement
X-PLOR
phasing
X-PLOR
STRUCTURE DETERMINATION AND REFINEMENT OF HOMOTETRAMERIC HEMOGLOBIN FROM URECHIS CAUPO AT 2.5 ANGSTROMS RESOLUTION
1
N
N
1
N
N
2
N
N
3
N
N
2
N
N
3
N
N
4
N
N
4
N
N
THE TWO NON-CRYSTALLOGRAPHIC SUBUNITS ARE RELATED BY A
MOLECULAR TWO-FOLD AXIS (179.8 DEGREE ROTATION) LOCATED IN
THE BC PLANE AT 35 DEGREES FROM THE B AXIS (SEE REFERENCE
1). THE BACKBONE (N, C-ALPHA, C, O, + FE) RMS FIT = 0.317.
THE TRANSFORMATION PRESENTED ON *MTRIX* RECORDS BELOW WILL
YIELD APPROXIMATE COORDINATES FOR CHAIN *A* WHEN APPLIED TO
CHAIN *B*.
A
THR
3
A
THR
3
HELX_P
A
ASN
17
A
ASN
17
1
AA
15
A
LEU
22
A
LEU
22
HELX_P
A
TYR
37
A
TYR
37
1
BA
16
A
PRO
38
A
PRO
38
HELX_P
A
PHE
43
A
PHE
43
5
CA
6
A
PRO
51
A
PRO
51
HELX_P
A
LEU
55
A
LEU
55
5
DA
5
A
ASN
58
A
ASN
58
HELX_P
A
ALA
78
A
ALA
78
1
EA
21
A
GLY
81
A
GLY
81
HELX_P
A
ALA
89
A
ALA
89
1
F1A
9
A
LYS
88
A
LYS
88
HELX_P
A
VAL
91
A
VAL
91
5
F2A
4
A
VAL
91
A
VAL
91
HELX_P
A
ALA
96
A
ALA
96
1
F3A
6
A
THR
100
A
THR
100
HELX_P
GLY 112/GLY 113 FORM A KINK
A
GLU
118
A
GLU
118
1
GA
19
A
ASP
122
A
ASP
122
HELX_P
A
ALA
139
A
ALA
139
1
HA
18
B
THR
3
B
THR
3
HELX_P
B
ASN
17
B
ASN
17
1
AB
15
B
LEU
22
B
LEU
22
HELX_P
B
TYR
37
B
TYR
37
1
BB
16
B
PRO
38
B
PRO
38
HELX_P
B
PHE
43
B
PHE
43
5
CB
6
B
PRO
51
B
PRO
51
HELX_P
B
LEU
55
B
LEU
55
5
DB
5
B
ASN
58
B
ASN
58
HELX_P
B
ALA
78
B
ALA
78
1
EB
21
B
GLY
81
B
GLY
81
HELX_P
B
ALA
89
B
ALA
89
1
F1B
9
B
LYS
88
B
LYS
88
HELX_P
B
VAL
91
B
VAL
91
5
F2B
4
B
VAL
91
B
VAL
91
HELX_P
B
ALA
96
B
ALA
96
1
F3B
6
B
THR
100
B
THR
100
HELX_P
GLY 112/GLY 113 FORM A KINK
B
GLU
118
B
GLU
118
1
GB
19
B
ASP
122
B
ASP
122
HELX_P
B
ALA
139
B
ALA
139
1
HB
18
metalc
2.160
A
HIS
94
A
NE2
HIS
94
1_555
A
HEM
143
D
FE
HEM
1_555
metalc
1.818
A
CYN
142
C
C
CYN
1_555
A
HEM
143
D
FE
HEM
1_555
metalc
2.755
A
CYN
142
C
N
CYN
1_555
A
HEM
143
D
FE
HEM
1_555
metalc
2.165
B
HIS
94
B
NE2
HIS
94
1_555
B
HEM
143
F
FE
HEM
1_555
metalc
1.830
B
CYN
142
E
C
CYN
1_555
B
HEM
143
F
FE
HEM
1_555
metalc
2.826
B
CYN
142
E
N
CYN
1_555
B
HEM
143
F
FE
HEM
1_555
OXYGEN TRANSPORT
OXYGEN TRANSPORT
given
-1.000000
-0.002700
-0.000700
0.000400
-0.373700
0.927600
-0.002700
0.927600
0.373700
49.96160
37.66540
-25.28980
HBF1_URECA
UNP
1
1
P06148
GLTTAQIKAIQDHWFLNIKGCLQAAADSIFFKYLTAYPGDLAFFHKFSSVPLYGLRSNPAYKAQTLTVINYLDKVVDALG
GNAGALMKAKVPSHDAMGITPKHFGQLLKLVGGVFQEEFSADPTTVAAWGDAAGVLVAAMK
1
141
1ITH
1
141
P06148
A
1
1
141
1
141
1ITH
1
141
P06148
B
1
1
141
1
THR
conflict
ALA
4
1ITH
A
P06148
UNP
4
4
2
THR
conflict
ALA
4
1ITH
B
P06148
UNP
4
4
BINDING SITE FOR RESIDUE CYN A 142
A
CYN
142
Software
4
BINDING SITE FOR RESIDUE CYN B 142
B
CYN
142
Software
2
BINDING SITE FOR RESIDUE HEM A 143
A
HEM
143
Software
12
BINDING SITE FOR RESIDUE HEM B 143
B
HEM
143
Software
17
A
PHE
44
A
PHE
44
4
1_555
A
GLN
64
A
GLN
64
4
1_555
A
VAL
68
A
VAL
68
4
1_555
A
HEM
143
D
HEM
4
1_555
B
GLN
64
B
GLN
64
2
1_555
B
HEM
143
F
HEM
2
1_555
A
TYR
33
A
TYR
33
12
1_555
A
PHE
43
A
PHE
43
12
1_555
A
PHE
44
A
PHE
44
12
1_555
A
LYS
46
A
LYS
46
12
1_555
A
GLN
64
A
GLN
64
12
1_555
A
LYS
90
A
LYS
90
12
1_555
A
SER
93
A
SER
93
12
1_555
A
HIS
94
A
HIS
94
12
1_555
A
ILE
99
A
ILE
99
12
1_555
A
HIS
103
A
HIS
103
12
1_555
A
PHE
104
A
PHE
104
12
1_555
A
CYN
142
C
CYN
12
1_555
B
TYR
33
B
TYR
33
17
1_555
B
PHE
43
B
PHE
43
17
1_555
B
LYS
46
B
LYS
46
17
1_555
B
GLN
64
B
GLN
64
17
1_555
B
VAL
68
B
VAL
68
17
1_555
B
TYR
71
B
TYR
71
17
1_555
B
LYS
90
B
LYS
90
17
1_555
B
SER
93
B
SER
93
17
1_555
B
HIS
94
B
HIS
94
17
1_555
B
ILE
99
B
ILE
99
17
1_555
B
HIS
103
B
HIS
103
17
1_555
B
PHE
104
B
PHE
104
17
1_555
B
LEU
107
B
LEU
107
17
1_555
B
CYN
142
E
CYN
17
1_555
B
HOH
448
H
HOH
17
1_555
B
HOH
504
H
HOH
17
1_555
B
HOH
604
H
HOH
17
1_555
20
C 2 2 21