0.008889
0.005132
0.000000
0.000000
0.010264
0.000000
0.000000
0.000000
0.015823
0.00000
0.00000
0.00000
Coelho, A.V.
Matias, P.M.
Carrondo, M.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
18
90.00
90.00
120.00
112.500
112.500
63.200
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
Ca 2
40.078
CALCIUM ION
non-polymer
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
Fe 3
55.845
FE (III) ION
non-polymer
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
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
CA
N
75
N
N
N
76
R
C
N
77
N
C
N
78
N
O
N
79
N
C
N
80
N
S
N
81
N
O
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
H
N
89
N
FE
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
O
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
N
N
110
N
C
N
111
N
C
N
112
N
O
N
113
N
O
N
114
N
H
N
115
N
H
N
116
N
H
N
117
N
H
N
118
N
H
N
119
N
N
N
120
S
C
N
121
N
C
N
122
N
O
N
123
N
C
Y
124
N
C
Y
125
N
N
Y
126
N
C
Y
127
N
C
Y
128
N
N
N
129
N
O
N
130
N
H
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
O
N
141
N
H
N
142
N
H
N
143
N
N
N
144
S
C
N
145
N
C
N
146
N
O
N
147
S
C
N
148
N
C
N
149
N
C
N
150
N
C
N
151
N
O
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
N
N
166
S
C
N
167
N
C
N
168
N
O
N
169
N
C
N
170
N
C
N
171
N
C
N
172
N
C
N
173
N
O
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
N
N
188
S
C
N
189
N
C
N
190
N
O
N
191
N
C
N
192
N
C
N
193
N
C
N
194
N
C
N
195
N
N
N
196
N
O
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
N
217
N
C
N
218
N
S
N
219
N
C
N
220
N
O
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
N
N
233
S
C
N
234
N
C
N
235
N
O
N
236
N
C
Y
237
N
C
Y
238
N
C
Y
239
N
C
Y
240
N
C
Y
241
N
C
Y
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
N
N
256
S
C
N
257
N
C
N
258
N
O
N
259
N
C
N
260
N
C
N
261
N
C
N
262
N
O
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
H
N
268
N
H
N
269
N
H
N
270
N
H
N
271
N
H
N
272
N
N
N
273
S
C
N
274
N
C
N
275
N
O
N
276
N
C
N
277
N
O
N
278
N
O
N
279
N
H
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
N
N
287
S
C
N
288
N
C
N
289
N
O
N
290
R
C
N
291
N
O
N
292
N
C
N
293
N
O
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
N
Y
312
N
C
Y
313
N
C
Y
314
N
C
Y
315
N
C
Y
316
N
C
N
317
N
O
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
H
N
328
N
H
N
329
N
H
N
330
N
N
N
331
S
C
N
332
N
C
N
333
N
O
N
334
N
C
Y
335
N
C
Y
336
N
C
Y
337
N
C
Y
338
N
C
Y
339
N
C
Y
340
N
C
N
341
N
O
N
342
N
O
N
343
N
H
N
344
N
H
N
345
N
H
N
346
N
H
N
347
N
H
N
348
N
H
N
349
N
H
N
350
N
H
N
351
N
H
N
352
N
H
N
353
N
H
N
354
N
N
N
355
S
C
N
356
N
C
N
357
N
O
N
358
N
C
N
359
N
C
N
360
N
C
N
361
N
O
N
362
N
H
N
363
N
H
N
364
N
H
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
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
doub
N
108
N
sing
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
Y
121
N
sing
Y
122
N
doub
Y
123
N
doub
N
124
N
sing
Y
125
N
sing
N
126
N
sing
Y
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
sing
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
doub
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
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
sing
N
158
N
sing
N
159
N
sing
N
160
N
doub
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
doub
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
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
sing
N
204
N
sing
N
205
N
doub
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
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
doub
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
Y
229
N
doub
Y
230
N
sing
Y
231
N
sing
N
232
N
sing
Y
233
N
doub
N
234
N
sing
Y
235
N
doub
N
236
N
sing
Y
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
N
246
N
sing
N
247
N
doub
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
sing
N
263
N
sing
N
264
N
doub
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
doub
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
doub
N
294
N
sing
N
295
N
sing
N
296
N
sing
N
297
N
sing
Y
298
N
doub
Y
299
N
sing
Y
300
N
sing
N
301
N
sing
Y
302
N
doub
Y
303
N
sing
Y
304
N
sing
N
305
N
sing
Y
306
N
sing
Y
307
N
doub
N
308
N
sing
Y
309
N
doub
N
310
N
sing
Y
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
doub
N
322
N
sing
N
323
N
sing
N
324
N
sing
N
325
N
sing
Y
326
N
doub
Y
327
N
sing
Y
328
N
sing
N
329
N
sing
Y
330
N
doub
N
331
N
sing
Y
332
N
doub
N
333
N
sing
Y
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
sing
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
N
343
N
sing
N
344
N
sing
N
345
N
doub
N
346
N
sing
N
347
N
sing
N
348
N
sing
N
349
N
sing
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
GW
J.Biol.Inorg.Chem.
JJBCFA
2154
0949-8257
2
680
-1
Desulfoferrodoxin Structure Determined by MAD Phasing and Refinement to 1.9 Angstroms Resolution Reveals a Unique Combination of a Tetrahedral Fes4 Centre with a Square Pyramidal Fesn4 Centre
1997
US
Protein Sci.
PRCIEI
0795
0961-8368
5
1189
Preliminary Crystallographic Analysis of the Oxidized Form of a Two Mono-Nuclear Iron Centres Protein from Desulfovibrio Desulfuricans Atcc 27774
1996
10.2210/pdb1dfx/pdb
pdb_00001dfx
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
293
1
MIRRORS
IMAGE PLATE
1992-10
MARRESEARCH
SI(111)
M
x-ray
1
0.994
1.0
PX9.5
SRS
0.994
SYNCHROTRON
SRS BEAMLINE PX9.5
13903.935
DESULFOFERRODOXIN
1
nat
polymer
55.845
FE (III) ION
2
syn
non-polymer
40.078
CALCIUM ION
1
syn
non-polymer
18.015
water
71
nat
water
no
no
PKHLEVYKCTHCGNIVEVLHGGGAELVCCGEPMKHMVEGSTDGAMEKHVPVIEKVDGGYLIKVGSVPHPMEEKHWIEWIE
LLADGRSYTKFLKPGDAPEAFFAIDASKVTAREYCNLHGHWKAEN
PKHLEVYKCTHCGNIVEVLHGGGAELVCCGEPMKHMVEGSTDGAMEKHVPVIEKVDGGYLIKVGSVPHPMEEKHWIEWIE
LLADGRSYTKFLKPGDAPEAFFAIDASKVTAREYCNLHGHWKAEN
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
Desulfovibrio
sample
ATCC 27774
876
Desulfovibrio desulfuricans
1
2.8
55
MAD DATA COLLECTED AT ESRF BM-14
7.5
PROTEIN WAS CRYSTALLIZED FROM 20% PEG 4000, 0.1 M HEPES, CACL2 0.2 M, PH 7.5
chem_comp_atom
chem_comp_bond
database_2
pdbx_database_status
pdbx_struct_conn_angle
struct_conn
struct_site
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Data collection
Database references
Derived calculations
Other
1
0
1998-10-14
1
1
2008-03-24
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.ptnr1_symmetry
_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.ptnr3_symmetry
_pdbx_struct_conn_angle.value
_struct_conn.pdbx_dist_value
_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.ptnr1_symmetry
_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_conn.ptnr2_symmetry
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Y
BNL
1997-09-03
REL
REL
FE
FE (III) ION
CA
CALCIUM ION
HOH
water
FE
131
2
FE
FE
131
A
FE
132
2
FE
FE
132
A
CA
150
3
CA
CA
150
A
HOH
200
4
HOH
HOH
200
A
HOH
201
4
HOH
HOH
201
A
HOH
202
4
HOH
HOH
202
A
HOH
203
4
HOH
HOH
203
A
HOH
204
4
HOH
HOH
204
A
HOH
205
4
HOH
HOH
205
A
HOH
206
4
HOH
HOH
206
A
HOH
207
4
HOH
HOH
207
A
HOH
208
4
HOH
HOH
208
A
HOH
209
4
HOH
HOH
209
A
HOH
210
4
HOH
HOH
210
A
HOH
211
4
HOH
HOH
211
A
HOH
212
4
HOH
HOH
212
A
HOH
213
4
HOH
HOH
213
A
HOH
214
4
HOH
HOH
214
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
222
4
HOH
HOH
222
A
HOH
223
4
HOH
HOH
223
A
HOH
225
4
HOH
HOH
225
A
HOH
226
4
HOH
HOH
226
A
HOH
227
4
HOH
HOH
227
A
HOH
228
4
HOH
HOH
228
A
HOH
229
4
HOH
HOH
229
A
HOH
230
4
HOH
HOH
230
A
HOH
231
4
HOH
HOH
231
A
HOH
232
4
HOH
HOH
232
A
HOH
233
4
HOH
HOH
233
A
HOH
235
4
HOH
HOH
235
A
HOH
236
4
HOH
HOH
236
A
HOH
237
4
HOH
HOH
237
A
HOH
238
4
HOH
HOH
238
A
HOH
239
4
HOH
HOH
239
A
HOH
241
4
HOH
HOH
241
A
HOH
242
4
HOH
HOH
242
A
HOH
243
4
HOH
HOH
243
A
HOH
247
4
HOH
HOH
247
A
HOH
248
4
HOH
HOH
248
A
HOH
249
4
HOH
HOH
249
A
HOH
250
4
HOH
HOH
250
A
HOH
251
4
HOH
HOH
251
A
HOH
252
4
HOH
HOH
252
A
HOH
253
4
HOH
HOH
253
A
HOH
255
4
HOH
HOH
255
A
HOH
256
4
HOH
HOH
256
A
HOH
259
4
HOH
HOH
259
A
HOH
264
4
HOH
HOH
264
A
HOH
265
4
HOH
HOH
265
A
HOH
268
4
HOH
HOH
268
A
HOH
271
4
HOH
HOH
271
A
HOH
275
4
HOH
HOH
275
A
HOH
276
4
HOH
HOH
276
A
HOH
277
4
HOH
HOH
277
A
HOH
278
4
HOH
HOH
278
A
HOH
283
4
HOH
HOH
283
A
HOH
285
4
HOH
HOH
285
A
HOH
289
4
HOH
HOH
289
A
HOH
292
4
HOH
HOH
292
A
HOH
293
4
HOH
HOH
293
A
HOH
294
4
HOH
HOH
294
A
HOH
295
4
HOH
HOH
295
A
HOH
296
4
HOH
HOH
296
A
HOH
297
4
HOH
HOH
297
A
HOH
299
4
HOH
HOH
299
A
HOH
300
4
HOH
HOH
300
A
HOH
302
4
HOH
HOH
302
A
HOH
305
4
HOH
HOH
305
A
HOH
311
4
HOH
HOH
311
A
HOH
318
4
HOH
HOH
318
A
PRO
1
n
1
PRO
1
A
LYS
2
n
2
LYS
2
A
HIS
3
n
3
HIS
3
A
LEU
4
n
4
LEU
4
A
GLU
5
n
5
GLU
5
A
VAL
6
n
6
VAL
6
A
TYR
7
n
7
TYR
7
A
LYS
8
n
8
LYS
8
A
CYS
9
n
9
CYS
9
A
THR
10
n
10
THR
10
A
HIS
11
n
11
HIS
11
A
CYS
12
n
12
CYS
12
A
GLY
13
n
13
GLY
13
A
ASN
14
n
14
ASN
14
A
ILE
15
n
15
ILE
15
A
VAL
16
n
16
VAL
16
A
GLU
17
n
17
GLU
17
A
VAL
18
n
18
VAL
18
A
LEU
19
n
19
LEU
19
A
HIS
20
n
20
HIS
20
A
GLY
21
n
21
GLY
21
A
GLY
22
n
22
GLY
22
A
GLY
23
n
23
GLY
23
A
ALA
24
n
24
ALA
24
A
GLU
25
n
25
GLU
25
A
LEU
26
n
26
LEU
26
A
VAL
27
n
27
VAL
27
A
CYS
28
n
28
CYS
28
A
CYS
29
n
29
CYS
29
A
GLY
30
n
30
GLY
30
A
GLU
31
n
31
GLU
31
A
PRO
32
n
32
PRO
32
A
MET
33
n
33
MET
33
A
LYS
34
n
34
LYS
34
A
HIS
35
n
35
HIS
35
A
MET
36
n
36
MET
36
A
VAL
37
n
37
VAL
37
A
GLU
38
n
38
GLU
38
A
GLY
39
n
39
GLY
39
A
SER
40
n
40
SER
40
A
THR
41
n
41
THR
41
A
ASP
42
n
42
ASP
42
A
GLY
43
n
43
GLY
43
A
ALA
44
n
44
ALA
44
A
MET
45
n
45
MET
45
A
GLU
46
n
46
GLU
46
A
LYS
47
n
47
LYS
47
A
HIS
48
n
48
HIS
48
A
VAL
49
n
49
VAL
49
A
PRO
50
n
50
PRO
50
A
VAL
51
n
51
VAL
51
A
ILE
52
n
52
ILE
52
A
GLU
53
n
53
GLU
53
A
LYS
54
n
54
LYS
54
A
VAL
55
n
55
VAL
55
A
ASP
56
n
56
ASP
56
A
GLY
57
n
57
GLY
57
A
GLY
58
n
58
GLY
58
A
TYR
59
n
59
TYR
59
A
LEU
60
n
60
LEU
60
A
ILE
61
n
61
ILE
61
A
LYS
62
n
62
LYS
62
A
VAL
63
n
63
VAL
63
A
GLY
64
n
64
GLY
64
A
SER
65
n
65
SER
65
A
VAL
66
n
66
VAL
66
A
PRO
67
n
67
PRO
67
A
HIS
68
n
68
HIS
68
A
PRO
69
n
69
PRO
69
A
MET
70
n
70
MET
70
A
GLU
71
n
71
GLU
71
A
GLU
72
n
72
GLU
72
A
LYS
73
n
73
LYS
73
A
HIS
74
n
74
HIS
74
A
TRP
75
n
75
TRP
75
A
ILE
76
n
76
ILE
76
A
GLU
77
n
77
GLU
77
A
TRP
78
n
78
TRP
78
A
ILE
79
n
79
ILE
79
A
GLU
80
n
80
GLU
80
A
LEU
81
n
81
LEU
81
A
LEU
82
n
82
LEU
82
A
ALA
83
n
83
ALA
83
A
ASP
84
n
84
ASP
84
A
GLY
85
n
85
GLY
85
A
ARG
86
n
86
ARG
86
A
SER
87
n
87
SER
87
A
TYR
88
n
88
TYR
88
A
THR
89
n
89
THR
89
A
LYS
90
n
90
LYS
90
A
PHE
91
n
91
PHE
91
A
LEU
92
n
92
LEU
92
A
LYS
93
n
93
LYS
93
A
PRO
94
n
94
PRO
94
A
GLY
95
n
95
GLY
95
A
ASP
96
n
96
ASP
96
A
ALA
97
n
97
ALA
97
A
PRO
98
n
98
PRO
98
A
GLU
99
n
99
GLU
99
A
ALA
100
n
100
ALA
100
A
PHE
101
n
101
PHE
101
A
PHE
102
n
102
PHE
102
A
ALA
103
n
103
ALA
103
A
ILE
104
n
104
ILE
104
A
ASP
105
n
105
ASP
105
A
ALA
106
n
106
ALA
106
A
SER
107
n
107
SER
107
A
LYS
108
n
108
LYS
108
A
VAL
109
n
109
VAL
109
A
THR
110
n
110
THR
110
A
ALA
111
n
111
ALA
111
A
ARG
112
n
112
ARG
112
A
GLU
113
n
113
GLU
113
A
TYR
114
n
114
TYR
114
A
CYS
115
n
115
CYS
115
A
ASN
116
n
116
ASN
116
A
LEU
117
n
117
LEU
117
A
HIS
118
n
118
HIS
118
A
GLY
119
n
119
GLY
119
A
HIS
120
n
120
HIS
120
A
TRP
121
n
121
TRP
121
A
LYS
122
n
122
LYS
122
A
ALA
123
n
123
ALA
123
A
GLU
124
n
124
GLU
124
A
ASN
125
n
125
ASN
125
A
0.1900000
0.2000000
0.1900000
0.2000000
0.2100000
0.2300000
432
689
4.3
5.0
10016
author_and_software_defined_assembly
PISA,PQS
2
dimeric
3440
-68
11430
A
CYS
9
A
SG
CYS
9
1_555
A
FE
131
B
FE
FE
1_555
A
CYS
12
A
SG
CYS
12
1_555
109.7
A
CYS
9
A
SG
CYS
9
1_555
A
FE
131
B
FE
FE
1_555
A
CYS
28
A
SG
CYS
28
1_555
106.0
A
CYS
12
A
SG
CYS
12
1_555
A
FE
131
B
FE
FE
1_555
A
CYS
28
A
SG
CYS
28
1_555
103.7
A
CYS
9
A
SG
CYS
9
1_555
A
FE
131
B
FE
FE
1_555
A
CYS
29
A
SG
CYS
29
1_555
105.6
A
CYS
12
A
SG
CYS
12
1_555
A
FE
131
B
FE
FE
1_555
A
CYS
29
A
SG
CYS
29
1_555
105.3
A
CYS
28
A
SG
CYS
28
1_555
A
FE
131
B
FE
FE
1_555
A
CYS
29
A
SG
CYS
29
1_555
125.9
A
HIS
48
A
NE2
HIS
48
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
68
A
NE2
HIS
68
1_555
84.0
A
HIS
48
A
NE2
HIS
48
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
74
A
NE2
HIS
74
1_555
158.2
A
HIS
68
A
NE2
HIS
68
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
74
A
NE2
HIS
74
1_555
94.0
A
HIS
48
A
NE2
HIS
48
1_555
A
FE
132
C
FE
FE
1_555
A
CYS
115
A
SG
CYS
115
1_555
111.5
A
HIS
68
A
NE2
HIS
68
1_555
A
FE
132
C
FE
FE
1_555
A
CYS
115
A
SG
CYS
115
1_555
95.0
A
HIS
74
A
NE2
HIS
74
1_555
A
FE
132
C
FE
FE
1_555
A
CYS
115
A
SG
CYS
115
1_555
90.3
A
HIS
48
A
NE2
HIS
48
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
118
A
ND1
HIS
118
1_555
91.9
A
HIS
68
A
NE2
HIS
68
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
118
A
ND1
HIS
118
1_555
169.2
A
HIS
74
A
NE2
HIS
74
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
118
A
ND1
HIS
118
1_555
86.2
A
CYS
115
A
SG
CYS
115
1_555
A
FE
132
C
FE
FE
1_555
A
HIS
118
A
ND1
HIS
118
1_555
95.8
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
SER
87
A
OG
SER
87
1_555
61.9
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
SER
87
A
O
SER
87
4_556
75.6
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
SER
87
A
O
SER
87
4_556
122.7
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
SER
87
A
OG
SER
87
4_556
122.7
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
SER
87
A
OG
SER
87
4_556
174.9
A
SER
87
A
O
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
SER
87
A
OG
SER
87
4_556
61.9
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
1_555
99.7
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
1_555
73.1
A
SER
87
A
O
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
1_555
78.7
A
SER
87
A
OG
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
1_555
107.0
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
4_556
78.7
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
4_556
107.0
A
SER
87
A
O
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
4_556
99.7
A
SER
87
A
OG
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
4_556
73.1
A
THR
89
A
OG1
THR
89
1_555
A
CA
150
D
CA
CA
1_555
A
THR
89
A
OG1
THR
89
4_556
178.1
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
145.3
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
84.7
A
SER
87
A
O
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
120.3
A
SER
87
A
OG
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
91.1
A
THR
89
A
OG1
THR
89
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
58.7
A
THR
89
A
OG1
THR
89
4_556
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
123.2
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
120.3
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
91.1
A
SER
87
A
O
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
145.3
A
SER
87
A
OG
SER
87
4_556
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
84.7
A
THR
89
A
OG1
THR
89
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
123.2
A
THR
89
A
OG1
THR
89
4_556
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
58.7
A
HOH
253
E
O
HOH
1_555
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
65.9
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
-0.5000000000
0.8660254038
0.0000000000
0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
4_556
y,x,-z+1
crystal symmetry operation
0.0000000000
0.0000000000
63.2000000000
A
O
TYR
7
A
O
TYR
7
A
N
VAL
16
A
N
VAL
16
A
O
VAL
51
A
O
VAL
51
A
N
LYS
62
A
N
LYS
62
A
O
TYR
59
A
O
TYR
59
A
N
PHE
102
A
N
PHE
102
A
O
ARG
86
A
O
ARG
86
A
N
ALA
83
A
N
ALA
83
A
O
GLU
77
A
O
GLU
77
A
N
TYR
114
A
N
TYR
114
A
O
ALA
111
A
O
ALA
111
A
N
ALA
123
A
N
ALA
123
1
A
CA
150
D
CA
1
A
CB
ASP
42
A
CB
ASP
42
0
Y
1
A
CG
ASP
42
A
CG
ASP
42
0
Y
1
A
OD1
ASP
42
A
OD1
ASP
42
0
Y
1
A
OD2
ASP
42
A
OD2
ASP
42
0
Y
1
A
CG
LYS
108
A
CG
LYS
108
0
Y
1
A
CD
LYS
108
A
CD
LYS
108
0
Y
1
A
CE
LYS
108
A
CE
LYS
108
0
Y
1
A
NZ
LYS
108
A
NZ
LYS
108
0
Y
1
A
A
OD1
OG
ASP
SER
84
107
2.04
1_555
17_555
1
A
THR
41
-106.43
73.11
1
A
ASP
42
-29.72
98.82
1
A
ASP
84
12.50
83.90
1
A
ALA
106
-175.75
138.93
THE REFINEMENT WAS STARTED WITH X-PLOR. NO GEOMETRICAL RESTRAINTS WERE IMPOSED BETWEEN THE IRON ATOMS AND THEIR LIGANDS.
0.2300000
0.2000000
0.2000000
1.9
20.0
4254
689
13564
3852
5.0
97.7
RANDOM
1
FREE R
0.0
MULTIPLE WAVELENGTH ANOMALOUS DISPERSION (MAD)
ENGH & HUBER
MOEWS & KRETSINGER
1027
1.9
20.0
71
1048
3
0
974
0.02
0.035
0.0
0.274
0.083
0.141
0.013
1.9
20.0
1DFX
11867
2
0.0450000
0.0450000
1
8.8
2.2
97.7
0.2600000
1.90
1.97
2.9
0.2600000
1
2.2
96.3
model building
SHELXL-93
refinement
SHELXL-93
data reduction
DENZO
data scaling
SCALEPACK
phasing
SHELXL-93
DESULFOFERRODOXIN FROM DESULFOVIBRIO DESULFURICANS, ATCC 27774
1
N
N
2
N
N
2
N
N
3
N
N
4
N
N
A
MET
45
A
MET
45
HELX_P
A
HIS
48
A
HIS
48
1
1
4
metalc
2.257
A
CYS
9
A
SG
CYS
9
1_555
A
FE
131
B
FE
FE
1_555
metalc
2.260
A
CYS
12
A
SG
CYS
12
1_555
A
FE
131
B
FE
FE
1_555
metalc
2.283
A
CYS
28
A
SG
CYS
28
1_555
A
FE
131
B
FE
FE
1_555
metalc
2.331
A
CYS
29
A
SG
CYS
29
1_555
A
FE
131
B
FE
FE
1_555
metalc
2.198
A
HIS
48
A
NE2
HIS
48
1_555
A
FE
132
C
FE
FE
1_555
metalc
2.058
A
HIS
68
A
NE2
HIS
68
1_555
A
FE
132
C
FE
FE
1_555
metalc
2.213
A
HIS
74
A
NE2
HIS
74
1_555
A
FE
132
C
FE
FE
1_555
metalc
2.941
A
SER
87
A
O
SER
87
1_555
A
CA
150
D
CA
CA
1_555
metalc
3.081
A
SER
87
A
OG
SER
87
1_555
A
CA
150
D
CA
CA
1_555
metalc
2.941
A
SER
87
A
O
SER
87
4_556
A
CA
150
D
CA
CA
1_555
metalc
3.081
A
SER
87
A
OG
SER
87
4_556
A
CA
150
D
CA
CA
1_555
metalc
3.135
A
THR
89
A
OG1
THR
89
1_555
A
CA
150
D
CA
CA
1_555
metalc
3.135
A
THR
89
A
OG1
THR
89
4_556
A
CA
150
D
CA
CA
1_555
metalc
2.287
A
CYS
115
A
SG
CYS
115
1_555
A
FE
132
C
FE
FE
1_555
metalc
2.113
A
HIS
118
A
ND1
HIS
118
1_555
A
FE
132
C
FE
FE
1_555
metalc
2.722
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
1_555
metalc
2.722
A
CA
150
D
CA
CA
1_555
A
HOH
253
E
O
HOH
4_556
ELECTRON TRANSPORT
ELECTRON TRANSPORT, NON-HEME IRON PROTEIN
A
VAL
63
A
VAL
63
1
A
GLY
64
A
GLY
64
-4.63
DESR_DESDE
UNP
1
1
P22076
PKHLEVYKCTHCGNIVEVLHGGGAELVCCGEPMKHMVEGSTDGAMEKHVPVIEKVDGGYLIKVGSVPHPMEEKHWIEWIE
LLADGRSYTKFLKPGDAPEAFFAIDASKVTAREYCNLHGHWKAEN
1
125
1DFX
1
125
P22076
A
1
1
125
2
3
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
6
A
VAL
6
A
LYS
8
A
LYS
8
A
ILE
15
A
ILE
15
A
GLU
17
A
GLU
17
A
VAL
51
A
VAL
51
A
VAL
55
A
VAL
55
A
GLY
58
A
GLY
58
A
LYS
62
A
LYS
62
A
GLU
99
A
GLU
99
A
ALA
103
A
ALA
103
A
ARG
86
A
ARG
86
A
PHE
91
A
PHE
91
A
ILE
76
A
ILE
76
A
ALA
83
A
ALA
83
A
THR
110
A
THR
110
A
CYS
115
A
CYS
115
A
GLY
119
A
GLY
119
A
GLU
124
A
GLU
124
BINDING SITE FOR RESIDUE FE A 131
A
FE
131
Software
4
BINDING SITE FOR RESIDUE FE A 132
A
FE
132
Software
5
BINDING SITE FOR RESIDUE CA A 150
A
CA
150
Software
6
A
CYS
9
A
CYS
9
4
1_555
A
CYS
12
A
CYS
12
4
1_555
A
CYS
28
A
CYS
28
4
1_555
A
CYS
29
A
CYS
29
4
1_555
A
HIS
48
A
HIS
48
5
1_555
A
HIS
68
A
HIS
68
5
1_555
A
HIS
74
A
HIS
74
5
1_555
A
CYS
115
A
CYS
115
5
1_555
A
HIS
118
A
HIS
118
5
1_555
A
SER
87
A
SER
87
6
4_556
A
SER
87
A
SER
87
6
1_555
A
THR
89
A
THR
89
6
4_556
A
THR
89
A
THR
89
6
1_555
A
HOH
253
E
HOH
6
1_555
A
HOH
253
E
HOH
6
4_556
155
H 3 2