0.018109
0.000000
0.000000
0.000000
0.018109
0.000000
0.000000
0.000000
0.010785
0.00000
0.00000
0.00000
Camba, R.
Jung, Y.S.
Chen, K.
Hunsicker-Wang, L.M.
Burgess, B.K.
Stout, C.D.
Hirst, J.
Armstrong, F.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
55.220
55.220
92.720
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
Fe3 S4
295.795
FE3-S4 CLUSTER
non-polymer
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
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
Fe4 S4
351.640
IRON/SULFUR CLUSTER
non-polymer
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
FE
N
89
N
FE
N
90
N
FE
N
91
N
S
N
92
N
S
N
93
N
S
N
94
N
S
N
95
N
N
N
96
S
C
N
97
N
C
N
98
N
O
N
99
N
C
N
100
N
C
N
101
N
C
N
102
N
O
N
103
N
N
N
104
N
O
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
H
N
114
N
H
N
115
N
N
N
116
S
C
N
117
N
C
N
118
N
O
N
119
N
C
N
120
N
C
N
121
N
C
N
122
N
O
N
123
N
O
N
124
N
O
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
H
N
129
N
H
N
130
N
H
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
N
N
135
N
C
N
136
N
C
N
137
N
O
N
138
N
O
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
N
N
145
S
C
N
146
N
C
N
147
N
O
N
148
N
C
Y
149
N
C
Y
150
N
N
Y
151
N
C
Y
152
N
C
Y
153
N
N
N
154
N
O
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
O
N
166
N
H
N
167
N
H
N
168
N
N
N
169
S
C
N
170
N
C
N
171
N
O
N
172
S
C
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
O
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
H
N
188
N
H
N
189
N
H
N
190
N
N
N
191
S
C
N
192
N
C
N
193
N
O
N
194
N
C
N
195
N
C
N
196
N
C
N
197
N
C
N
198
N
O
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
C
N
219
N
C
N
220
N
N
N
221
N
O
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
H
N
237
N
N
N
238
S
C
N
239
N
C
N
240
N
O
N
241
N
C
N
242
N
C
N
243
N
S
N
244
N
C
N
245
N
O
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
H
N
251
N
H
N
252
N
H
N
253
N
H
N
254
N
H
N
255
N
H
N
256
N
H
N
257
N
N
N
258
S
C
N
259
N
C
N
260
N
O
N
261
N
C
Y
262
N
C
Y
263
N
C
Y
264
N
C
Y
265
N
C
Y
266
N
C
Y
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
N
N
281
S
C
N
282
N
C
N
283
N
O
N
284
N
C
N
285
N
C
N
286
N
C
N
287
N
O
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
H
N
292
N
H
N
293
N
H
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
N
N
298
S
C
N
299
N
C
N
300
N
O
N
301
N
C
N
302
N
O
N
303
N
O
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
N
H
N
310
N
H
N
311
N
FE
N
312
N
FE
N
313
N
FE
N
314
N
FE
N
315
N
S
N
316
N
S
N
317
N
S
N
318
N
S
N
319
N
N
N
320
S
C
N
321
N
C
N
322
N
O
N
323
R
C
N
324
N
O
N
325
N
C
N
326
N
O
N
327
N
H
N
328
N
H
N
329
N
H
N
330
N
H
N
331
N
H
N
332
N
H
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
N
N
337
S
C
N
338
N
C
N
339
N
O
N
340
N
C
Y
341
N
C
Y
342
N
C
Y
343
N
C
Y
344
N
N
Y
345
N
C
Y
346
N
C
Y
347
N
C
Y
348
N
C
Y
349
N
C
N
350
N
O
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
H
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
N
N
364
S
C
N
365
N
C
N
366
N
O
N
367
N
C
Y
368
N
C
Y
369
N
C
Y
370
N
C
Y
371
N
C
Y
372
N
C
Y
373
N
C
N
374
N
O
N
375
N
O
N
376
N
H
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
N
N
N
388
S
C
N
389
N
C
N
390
N
O
N
391
N
C
N
392
N
C
N
393
N
C
N
394
N
O
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
H
N
402
N
H
N
403
N
H
N
404
N
H
N
405
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
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
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
doub
N
107
N
sing
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
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
doub
N
126
N
sing
N
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
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
doub
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
Y
149
N
sing
Y
150
N
doub
Y
151
N
doub
N
152
N
sing
Y
153
N
sing
N
154
N
sing
Y
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
sing
N
160
N
sing
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
doub
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
sing
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
doub
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
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
doub
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
sing
N
233
N
doub
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
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
doub
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
Y
257
N
doub
Y
258
N
sing
Y
259
N
sing
N
260
N
sing
Y
261
N
doub
N
262
N
sing
Y
263
N
doub
N
264
N
sing
Y
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
doub
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
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
doub
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
sing
N
308
N
sing
N
309
N
sing
N
310
N
sing
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
N
315
N
sing
N
316
N
sing
N
317
N
doub
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
sing
N
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
doub
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
Y
338
N
doub
Y
339
N
sing
Y
340
N
sing
N
341
N
sing
Y
342
N
doub
Y
343
N
sing
Y
344
N
sing
N
345
N
sing
Y
346
N
sing
Y
347
N
doub
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
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
doub
N
362
N
sing
N
363
N
sing
N
364
N
sing
N
365
N
sing
Y
366
N
doub
Y
367
N
sing
Y
368
N
sing
N
369
N
sing
Y
370
N
doub
N
371
N
sing
Y
372
N
doub
N
373
N
sing
Y
374
N
sing
N
375
N
sing
N
376
N
sing
N
377
N
sing
N
378
N
sing
N
379
N
sing
N
380
N
sing
N
381
N
sing
N
382
N
sing
N
383
N
sing
N
384
N
sing
N
385
N
doub
N
386
N
sing
N
387
N
sing
N
388
N
sing
N
389
N
sing
N
390
N
sing
N
391
N
sing
N
392
N
sing
N
393
N
sing
N
394
N
sing
N
395
N
sing
N
396
N
sing
US
Biochemistry
BICHAW
0033
0006-2960
42
10589
10599
10.1021/bi035021v
12962482
Mechanisms of redox-coupled proton transfer in proteins: role of the proximal proline in reactions of the [3Fe-4S] cluster in Azotobacter vinelandii ferredoxin I
2003
10.2210/pdb1pc4/pdb
pdb_00001pc4
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
100
1
IMAGE PLATE
2000-07-11
RIGAKU RAXIS IV
graphite
SINGLE WAVELENGTH
M
x-ray
1
1.5408
1.0
1.5408
ROTATING ANODE
RIGAKU
12164.688
Ferredoxin I
P50A
1
man
polymer
351.640
IRON/SULFUR CLUSTER
1
syn
non-polymer
295.795
FE3-S4 CLUSTER
1
syn
non-polymer
18.015
water
101
nat
water
FdI
no
no
MAFVVTDNCIKCKYTDCVEVCPVDCFYEGPNFLVIHPDECIDCALCEPECAAQAIFSEDEVPEDMQEFIQLNAELAEVWP
NITEKKDPLPDAEDWDGVKGKLQHLER
MAFVVTDNCIKCKYTDCVEVCPVDCFYEGPNFLVIHPDECIDCALCEPECAAQAIFSEDEVPEDMQEFIQLNAELAEVWP
NITEKKDPLPDAEDWDGVKGKLQHLER
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
Azotobacter
Azotobacter
sample
354
Azotobacter vinelandii
354
Azotobacter vinelandii
1
2.48
57.63
VAPOR DIFFUSION
7.4
Tris-HCl, Ammonium Sulfate, pH 7.4, VAPOR DIFFUSION, temperature 298K
298
database_2
pdbx_struct_conn_angle
struct_conn
struct_ref_seq_dif
struct_site
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
1
0
2003-09-30
1
1
2008-04-29
1
2
2011-07-13
1
3
2021-10-27
1
4
2024-02-14
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_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.ptnr2_auth_comp_id
_pdbx_struct_conn_angle.ptnr2_auth_seq_id
_pdbx_struct_conn_angle.ptnr2_label_asym_id
_pdbx_struct_conn_angle.ptnr2_label_atom_id
_pdbx_struct_conn_angle.ptnr2_label_comp_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.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.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
Crystal Structure of the P50G Mutant of Ferredoxin I at 1.8 A Resolution
RCSB
Y
RCSB
2003-05-15
REL
SF4
IRON/SULFUR CLUSTER
F3S
FE3-S4 CLUSTER
HOH
water
FS4
107
2
SF4
SF4
107
A
F3S
108
3
F3S
F3S
108
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
218
4
HOH
HOH
218
A
HOH
219
4
HOH
HOH
219
A
HOH
220
4
HOH
HOH
220
A
HOH
221
4
HOH
HOH
221
A
HOH
222
4
HOH
HOH
222
A
HOH
223
4
HOH
HOH
223
A
HOH
224
4
HOH
HOH
224
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
234
4
HOH
HOH
234
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
240
4
HOH
HOH
240
A
HOH
241
4
HOH
HOH
241
A
HOH
242
4
HOH
HOH
242
A
HOH
243
4
HOH
HOH
243
A
HOH
244
4
HOH
HOH
244
A
HOH
245
4
HOH
HOH
245
A
HOH
246
4
HOH
HOH
246
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
254
4
HOH
HOH
254
A
HOH
255
4
HOH
HOH
255
A
HOH
256
4
HOH
HOH
256
A
HOH
257
4
HOH
HOH
257
A
HOH
258
4
HOH
HOH
258
A
HOH
259
4
HOH
HOH
259
A
HOH
260
4
HOH
HOH
260
A
HOH
261
4
HOH
HOH
261
A
HOH
262
4
HOH
HOH
262
A
HOH
263
4
HOH
HOH
263
A
HOH
264
4
HOH
HOH
264
A
HOH
265
4
HOH
HOH
265
A
HOH
266
4
HOH
HOH
266
A
HOH
267
4
HOH
HOH
267
A
HOH
268
4
HOH
HOH
268
A
HOH
269
4
HOH
HOH
269
A
HOH
270
4
HOH
HOH
270
A
HOH
271
4
HOH
HOH
271
A
HOH
272
4
HOH
HOH
272
A
HOH
273
4
HOH
HOH
273
A
HOH
274
4
HOH
HOH
274
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
279
4
HOH
HOH
279
A
HOH
280
4
HOH
HOH
280
A
HOH
281
4
HOH
HOH
281
A
HOH
282
4
HOH
HOH
282
A
HOH
283
4
HOH
HOH
283
A
HOH
284
4
HOH
HOH
284
A
HOH
285
4
HOH
HOH
285
A
HOH
286
4
HOH
HOH
286
A
HOH
287
4
HOH
HOH
287
A
HOH
288
4
HOH
HOH
288
A
HOH
289
4
HOH
HOH
289
A
HOH
290
4
HOH
HOH
290
A
HOH
291
4
HOH
HOH
291
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
298
4
HOH
HOH
298
A
HOH
299
4
HOH
HOH
299
A
HOH
300
4
HOH
HOH
300
A
HOH
301
4
HOH
HOH
301
A
n
1
0
A
ALA
1
n
2
ALA
1
A
PHE
2
n
3
PHE
2
A
VAL
3
n
4
VAL
3
A
VAL
4
n
5
VAL
4
A
THR
5
n
6
THR
5
A
ASP
6
n
7
ASP
6
A
ASN
7
n
8
ASN
7
A
CYS
8
n
9
CYS
8
A
ILE
9
n
10
ILE
9
A
LYS
10
n
11
LYS
10
A
CYS
11
n
12
CYS
11
A
LYS
12
n
13
LYS
12
A
TYR
13
n
14
TYR
13
A
THR
14
n
15
THR
14
A
ASP
15
n
16
ASP
15
A
CYS
16
n
17
CYS
16
A
VAL
17
n
18
VAL
17
A
GLU
18
n
19
GLU
18
A
VAL
19
n
20
VAL
19
A
CYS
20
n
21
CYS
20
A
PRO
21
n
22
PRO
21
A
VAL
22
n
23
VAL
22
A
ASP
23
n
24
ASP
23
A
CYS
24
n
25
CYS
24
A
PHE
25
n
26
PHE
25
A
TYR
26
n
27
TYR
26
A
GLU
27
n
28
GLU
27
A
GLY
28
n
29
GLY
28
A
PRO
29
n
30
PRO
29
A
ASN
30
n
31
ASN
30
A
PHE
31
n
32
PHE
31
A
LEU
32
n
33
LEU
32
A
VAL
33
n
34
VAL
33
A
ILE
34
n
35
ILE
34
A
HIS
35
n
36
HIS
35
A
PRO
36
n
37
PRO
36
A
ASP
37
n
38
ASP
37
A
GLU
38
n
39
GLU
38
A
CYS
39
n
40
CYS
39
A
ILE
40
n
41
ILE
40
A
ASP
41
n
42
ASP
41
A
CYS
42
n
43
CYS
42
A
ALA
43
n
44
ALA
43
A
LEU
44
n
45
LEU
44
A
CYS
45
n
46
CYS
45
A
GLU
46
n
47
GLU
46
A
PRO
47
n
48
PRO
47
A
GLU
48
n
49
GLU
48
A
CYS
49
n
50
CYS
49
A
ALA
50
n
51
ALA
50
A
ALA
51
n
52
ALA
51
A
GLN
52
n
53
GLN
52
A
ALA
53
n
54
ALA
53
A
ILE
54
n
55
ILE
54
A
PHE
55
n
56
PHE
55
A
SER
56
n
57
SER
56
A
GLU
57
n
58
GLU
57
A
ASP
58
n
59
ASP
58
A
GLU
59
n
60
GLU
59
A
VAL
60
n
61
VAL
60
A
PRO
61
n
62
PRO
61
A
GLU
62
n
63
GLU
62
A
ASP
63
n
64
ASP
63
A
MET
64
n
65
MET
64
A
GLN
65
n
66
GLN
65
A
GLU
66
n
67
GLU
66
A
PHE
67
n
68
PHE
67
A
ILE
68
n
69
ILE
68
A
GLN
69
n
70
GLN
69
A
LEU
70
n
71
LEU
70
A
ASN
71
n
72
ASN
71
A
ALA
72
n
73
ALA
72
A
GLU
73
n
74
GLU
73
A
LEU
74
n
75
LEU
74
A
ALA
75
n
76
ALA
75
A
GLU
76
n
77
GLU
76
A
VAL
77
n
78
VAL
77
A
TRP
78
n
79
TRP
78
A
PRO
79
n
80
PRO
79
A
ASN
80
n
81
ASN
80
A
ILE
81
n
82
ILE
81
A
THR
82
n
83
THR
82
A
GLU
83
n
84
GLU
83
A
LYS
84
n
85
LYS
84
A
LYS
85
n
86
LYS
85
A
ASP
86
n
87
ASP
86
A
PRO
87
n
88
PRO
87
A
LEU
88
n
89
LEU
88
A
PRO
89
n
90
PRO
89
A
ASP
90
n
91
ASP
90
A
ALA
91
n
92
ALA
91
A
GLU
92
n
93
GLU
92
A
ASP
93
n
94
ASP
93
A
TRP
94
n
95
TRP
94
A
ASP
95
n
96
ASP
95
A
GLY
96
n
97
GLY
96
A
VAL
97
n
98
VAL
97
A
LYS
98
n
99
LYS
98
A
GLY
99
n
100
GLY
99
A
LYS
100
n
101
LYS
100
A
LEU
101
n
102
LEU
101
A
GLN
102
n
103
GLN
102
A
HIS
103
n
104
HIS
103
A
LEU
104
n
105
LEU
104
A
GLU
105
n
106
GLU
105
A
ARG
106
n
107
ARG
106
A
0.1418
0.1557
12597
author_defined_assembly
1
monomeric
A
CYS
8
A
SG
CYS
9
1_555
A
F3S
108
C
FE3
F3S
1_555
A
F3S
108
C
S1
F3S
1_555
113.1
A
CYS
8
A
SG
CYS
9
1_555
A
F3S
108
C
FE3
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
117.2
A
F3S
108
C
S1
F3S
1_555
A
F3S
108
C
FE3
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
103.4
A
CYS
8
A
SG
CYS
9
1_555
A
F3S
108
C
FE3
F3S
1_555
A
F3S
108
C
S4
F3S
1_555
109.5
A
F3S
108
C
S1
F3S
1_555
A
F3S
108
C
FE3
F3S
1_555
A
F3S
108
C
S4
F3S
1_555
110.3
A
F3S
108
C
S3
F3S
1_555
A
F3S
108
C
FE3
F3S
1_555
A
F3S
108
C
S4
F3S
1_555
102.8
A
CYS
16
A
SG
CYS
17
1_555
A
F3S
108
C
FE1
F3S
1_555
A
F3S
108
C
S1
F3S
1_555
113.1
A
CYS
16
A
SG
CYS
17
1_555
A
F3S
108
C
FE1
F3S
1_555
A
F3S
108
C
S2
F3S
1_555
110.9
A
F3S
108
C
S1
F3S
1_555
A
F3S
108
C
FE1
F3S
1_555
A
F3S
108
C
S2
F3S
1_555
104.4
A
CYS
16
A
SG
CYS
17
1_555
A
F3S
108
C
FE1
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
121.2
A
F3S
108
C
S1
F3S
1_555
A
F3S
108
C
FE1
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
102.7
A
F3S
108
C
S2
F3S
1_555
A
F3S
108
C
FE1
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
102.9
A
CYS
20
A
SG
CYS
21
1_555
A
SF4
107
B
FE4
SF4
1_555
A
SF4
107
B
S1
SF4
1_555
105.5
A
CYS
20
A
SG
CYS
21
1_555
A
SF4
107
B
FE4
SF4
1_555
A
SF4
107
B
S2
SF4
1_555
121.9
A
SF4
107
B
S1
SF4
1_555
A
SF4
107
B
FE4
SF4
1_555
A
SF4
107
B
S2
SF4
1_555
101.7
A
CYS
20
A
SG
CYS
21
1_555
A
SF4
107
B
FE4
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
115.0
A
SF4
107
B
S1
SF4
1_555
A
SF4
107
B
FE4
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
108.2
A
SF4
107
B
S2
SF4
1_555
A
SF4
107
B
FE4
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
103.3
A
CYS
39
A
SG
CYS
40
1_555
A
SF4
107
B
FE1
SF4
1_555
A
SF4
107
B
S2
SF4
1_555
118.8
A
CYS
39
A
SG
CYS
40
1_555
A
SF4
107
B
FE1
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
114.0
A
SF4
107
B
S2
SF4
1_555
A
SF4
107
B
FE1
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
107.1
A
CYS
39
A
SG
CYS
40
1_555
A
SF4
107
B
FE1
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
104.6
A
SF4
107
B
S2
SF4
1_555
A
SF4
107
B
FE1
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
104.3
A
SF4
107
B
S3
SF4
1_555
A
SF4
107
B
FE1
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
106.9
A
CYS
42
A
SG
CYS
43
1_555
A
SF4
107
B
FE2
SF4
1_555
A
SF4
107
B
S1
SF4
1_555
101.4
A
CYS
42
A
SG
CYS
43
1_555
A
SF4
107
B
FE2
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
119.2
A
SF4
107
B
S1
SF4
1_555
A
SF4
107
B
FE2
SF4
1_555
A
SF4
107
B
S3
SF4
1_555
108.3
A
CYS
42
A
SG
CYS
43
1_555
A
SF4
107
B
FE2
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
120.0
A
SF4
107
B
S1
SF4
1_555
A
SF4
107
B
FE2
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
103.4
A
SF4
107
B
S3
SF4
1_555
A
SF4
107
B
FE2
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
103.1
A
CYS
45
A
SG
CYS
46
1_555
A
SF4
107
B
FE3
SF4
1_555
A
SF4
107
B
S1
SF4
1_555
106.5
A
CYS
45
A
SG
CYS
46
1_555
A
SF4
107
B
FE3
SF4
1_555
A
SF4
107
B
S2
SF4
1_555
121.2
A
SF4
107
B
S1
SF4
1_555
A
SF4
107
B
FE3
SF4
1_555
A
SF4
107
B
S2
SF4
1_555
105.5
A
CYS
45
A
SG
CYS
46
1_555
A
SF4
107
B
FE3
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
112.0
A
SF4
107
B
S1
SF4
1_555
A
SF4
107
B
FE3
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
107.7
A
SF4
107
B
S2
SF4
1_555
A
SF4
107
B
FE3
SF4
1_555
A
SF4
107
B
S4
SF4
1_555
103.2
A
CYS
49
A
SG
CYS
50
1_555
A
F3S
108
C
FE4
F3S
1_555
A
F3S
108
C
S2
F3S
1_555
113.6
A
CYS
49
A
SG
CYS
50
1_555
A
F3S
108
C
FE4
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
107.2
A
F3S
108
C
S2
F3S
1_555
A
F3S
108
C
FE4
F3S
1_555
A
F3S
108
C
S3
F3S
1_555
107.3
A
CYS
49
A
SG
CYS
50
1_555
A
F3S
108
C
FE4
F3S
1_555
A
F3S
108
C
S4
F3S
1_555
111.8
A
F3S
108
C
S2
F3S
1_555
A
F3S
108
C
FE4
F3S
1_555
A
F3S
108
C
S4
F3S
1_555
113.2
A
F3S
108
C
S3
F3S
1_555
A
F3S
108
C
FE4
F3S
1_555
A
F3S
108
C
S4
F3S
1_555
103.0
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
A
N
VAL
3
A
N
VAL
4
A
O
PHE
55
A
O
PHE
56
A
N
TYR
26
A
N
TYR
27
A
O
VAL
33
A
O
VAL
34
1
A
MET
0
A
MET
1
1
Y
1
3.31
0.50
120.30
123.61
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
106
106
106
N
1
A
THR
5
-116.40
-161.61
ANISOTROPIC REFINEMENT REDUCED FREE R (NO CUTOFF) BY 1%
0.2378
0.1557
0.1589
0.1589
1.65
10.00
8700
791
15946
15083
0
84.6
RANDOM
1
FREE R
0.0
MOLECULAR REPLACEMENT
Engh & Huber
3
0.00
955.00
1.65
10.00
101
966
15
0
850
0.013
0.008
0.26
0.036
0.414
1.65
38
1PC4
15962
15874
2.0
2.0
0.065
1
99.5
1.65
1.68
0.418
93.3
data reduction
DENZO
data scaling
SCALEPACK
model building
SHELX
refinement
SHELXL-97
phasing
SHELX
Crystal Structure of the P50A mutant of ferredoxin I at 1.65 A Resolution
1
N
N
2
N
N
3
N
N
4
N
N
A
ASP
6
A
ASP
7
HELX_P
A
ILE
9
A
ILE
10
5
1
4
A
THR
14
A
THR
15
HELX_P
A
CYS
20
A
CYS
21
5
2
7
A
CYS
45
A
CYS
46
HELX_P
A
CYS
49
A
CYS
50
5
3
5
A
ASP
58
A
ASP
59
HELX_P
A
VAL
60
A
VAL
61
5
4
3
A
PRO
61
A
PRO
62
HELX_P
A
MET
64
A
MET
65
5
5
4
A
GLN
65
A
GLN
66
HELX_P
A
ALA
75
A
ALA
76
1
6
11
A
ASP
90
A
ASP
91
HELX_P
A
ASP
95
A
ASP
96
1
7
6
A
GLY
99
A
GLY
100
HELX_P
A
LEU
104
A
LEU
105
5
8
6
metalc
2.221
A
CYS
8
A
SG
CYS
9
1_555
A
F3S
108
C
FE3
F3S
1_555
metalc
2.212
A
CYS
16
A
SG
CYS
17
1_555
A
F3S
108
C
FE1
F3S
1_555
metalc
2.301
A
CYS
20
A
SG
CYS
21
1_555
A
SF4
107
B
FE4
SF4
1_555
metalc
2.291
A
CYS
39
A
SG
CYS
40
1_555
A
SF4
107
B
FE1
SF4
1_555
metalc
2.236
A
CYS
42
A
SG
CYS
43
1_555
A
SF4
107
B
FE2
SF4
1_555
metalc
2.269
A
CYS
45
A
SG
CYS
46
1_555
A
SF4
107
B
FE3
SF4
1_555
metalc
2.303
A
CYS
49
A
SG
CYS
50
1_555
A
F3S
108
C
FE4
F3S
1_555
ELECTRON TRANSPORT
electron transport, iron-sulfur protein, ferredoxin, mutant
FER1_AZOVI
UNP
1
0
P00214
MAFVVTDNCIKCKYTDCVEVCPVDCFYEGPNFLVIHPDECIDCALCEPECPAQAIFSEDEVPEDMQEFIQLNAELAEVWP
NITEKKDPLPDAEDWDGVKGKLQHLER
0
106
1PC4
0
106
P00214
A
1
1
107
1
PRO
engineered mutation
ALA
50
1PC4
A
P00214
UNP
50
51
2
2
anti-parallel
anti-parallel
A
PHE
2
A
PHE
3
A
VAL
4
A
VAL
5
A
ILE
54
A
ILE
55
A
SER
56
A
SER
57
A
PHE
25
A
PHE
26
A
GLU
27
A
GLU
28
A
LEU
32
A
LEU
33
A
ILE
34
A
ILE
35
BINDING SITE FOR RESIDUE SF4 A 107
A
SF4
107
Software
10
BINDING SITE FOR RESIDUE F3S A 108
A
F3S
108
Software
8
A
PHE
2
A
PHE
3
10
1_555
A
CYS
20
A
CYS
21
10
1_555
A
VAL
22
A
VAL
23
10
1_555
A
CYS
24
A
CYS
25
10
1_555
A
PHE
25
A
PHE
26
10
1_555
A
CYS
39
A
CYS
40
10
1_555
A
ILE
40
A
ILE
41
10
1_555
A
CYS
42
A
CYS
43
10
1_555
A
ALA
43
A
ALA
44
10
1_555
A
CYS
45
A
CYS
46
10
1_555
A
CYS
8
A
CYS
9
8
1_555
A
LYS
12
A
LYS
13
8
1_555
A
TYR
13
A
TYR
14
8
1_555
A
THR
14
A
THR
15
8
1_555
A
ASP
15
A
ASP
16
8
1_555
A
CYS
16
A
CYS
17
8
1_555
A
LEU
32
A
LEU
33
8
1_555
A
CYS
49
A
CYS
50
8
1_555
92
P 41 21 2