0.015823
0.009135
0.000000
0.000000
0.018271
0.000000
0.000000
0.000000
0.009234
0.00000
0.00000
0.00000
Pohl, E.
Hol, W.G.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
63.200
63.200
108.300
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 S2
153.223
n
S-MERCAPTOCYSTEINE
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
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
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
273
22420
22427
10.1074/jbc.273.35.22420
9712865
Motion of the DNA-binding domain with respect to the core of the diphtheria toxin repressor (DtxR) revealed in the crystal structures of apo- and holo-DtxR.
1998
UK
Structure
STRUE6
2005
0969-2126
3
87
Three-Dimensional Structure of the Diphtheria Toxin Repressor in Complex with Divalent Cation Co-Repressors
1995
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
89
7576
Purification and Characterization of the Diphtheria Toxin Repressor
1992
10.2210/pdb1bi1/pdb
pdb_00001bi1
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
MIRRORS
IMAGE PLATE
1997-08
RIGAKU RAXIS
MIRRORS
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH2R
25381.859
DIPHTHERIA TOXIN REPRESSOR
1
man
polymer
18.015
water
171
nat
water
DTXR
no
yes
MKDLVDTTEMYLRTIYELEEEGVTPLRARIAERLEQSGPTVSQTVARMERDGLVVVASDRSLQMTPTGRTLATAVMRKHR
LAERLLTDIIGLDINKVHDEA(CSS)RWEHVMSDEVERRLVKVLKDVSRSPFGNPIPGLDELGVGNSDAAAPGTRVIDAA
TSMPRKVRIVQINEIFQVETDQFTQLLDADIRVGSEVEIVDRDGHITLSHNGKDVELLDDLAHTIRIEEL
MKDLVDTTEMYLRTIYELEEEGVTPLRARIAERLEQSGPTVSQTVARMERDGLVVVASDRSLQMTPTGRTLATAVMRKHR
LAERLLTDIIGLDINKVHDEACRWEHVMSDEVERRLVKVLKDVSRSPFGNPIPGLDELGVGNSDAAAPGTRVIDAATSMP
RKVRIVQINEIFQVETDQFTQLLDADIRVGSEVEIVDRDGHITLSHNGKDVELLDDLAHTIRIEEL
A
polypeptide(L)
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
Corynebacterium
C7(-)
Escherichia
sample
DTXR
1717
Corynebacterium diphtheriae
T
562
Escherichia coli
DH5-ALPHA
PMS298
1
2.46
57.
8.5
pH 8.5
database_2
pdbx_database_status
struct_conn
struct_ref_seq_dif
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Other
1
0
1999-06-22
1
1
2008-03-24
1
2
2011-07-13
1
3
2022-12-21
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_struct_conn.pdbx_leaving_atom_flag
_struct_conn.ptnr1_auth_comp_id
_struct_conn.ptnr1_auth_seq_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_atom_id
_struct_conn.ptnr2_label_comp_id
_struct_conn.ptnr2_label_seq_id
_struct_ref_seq_dif.details
Y
BNL
1998-06-21
REL
REL
HOH
water
HOH
301
2
HOH
HOH
301
A
HOH
302
2
HOH
HOH
302
A
HOH
303
2
HOH
HOH
303
A
HOH
304
2
HOH
HOH
304
A
HOH
305
2
HOH
HOH
305
A
HOH
306
2
HOH
HOH
306
A
HOH
307
2
HOH
HOH
307
A
HOH
308
2
HOH
HOH
308
A
HOH
309
2
HOH
HOH
309
A
HOH
310
2
HOH
HOH
310
A
HOH
311
2
HOH
HOH
311
A
HOH
312
2
HOH
HOH
312
A
HOH
313
2
HOH
HOH
313
A
HOH
314
2
HOH
HOH
314
A
HOH
315
2
HOH
HOH
315
A
HOH
316
2
HOH
HOH
316
A
HOH
317
2
HOH
HOH
317
A
HOH
318
2
HOH
HOH
318
A
HOH
319
2
HOH
HOH
319
A
HOH
320
2
HOH
HOH
320
A
HOH
321
2
HOH
HOH
321
A
HOH
322
2
HOH
HOH
322
A
HOH
323
2
HOH
HOH
323
A
HOH
324
2
HOH
HOH
324
A
HOH
325
2
HOH
HOH
325
A
HOH
326
2
HOH
HOH
326
A
HOH
327
2
HOH
HOH
327
A
HOH
328
2
HOH
HOH
328
A
HOH
329
2
HOH
HOH
329
A
HOH
330
2
HOH
HOH
330
A
HOH
331
2
HOH
HOH
331
A
HOH
332
2
HOH
HOH
332
A
HOH
333
2
HOH
HOH
333
A
HOH
334
2
HOH
HOH
334
A
HOH
335
2
HOH
HOH
335
A
HOH
336
2
HOH
HOH
336
A
HOH
337
2
HOH
HOH
337
A
HOH
338
2
HOH
HOH
338
A
HOH
339
2
HOH
HOH
339
A
HOH
340
2
HOH
HOH
340
A
HOH
341
2
HOH
HOH
341
A
HOH
342
2
HOH
HOH
342
A
HOH
343
2
HOH
HOH
343
A
HOH
344
2
HOH
HOH
344
A
HOH
345
2
HOH
HOH
345
A
HOH
346
2
HOH
HOH
346
A
HOH
347
2
HOH
HOH
347
A
HOH
348
2
HOH
HOH
348
A
HOH
349
2
HOH
HOH
349
A
HOH
350
2
HOH
HOH
350
A
HOH
351
2
HOH
HOH
351
A
HOH
352
2
HOH
HOH
352
A
HOH
353
2
HOH
HOH
353
A
HOH
354
2
HOH
HOH
354
A
HOH
355
2
HOH
HOH
355
A
HOH
356
2
HOH
HOH
356
A
HOH
357
2
HOH
HOH
357
A
HOH
358
2
HOH
HOH
358
A
HOH
359
2
HOH
HOH
359
A
HOH
360
2
HOH
HOH
360
A
HOH
361
2
HOH
HOH
361
A
HOH
362
2
HOH
HOH
362
A
HOH
363
2
HOH
HOH
363
A
HOH
364
2
HOH
HOH
364
A
HOH
365
2
HOH
HOH
365
A
HOH
366
2
HOH
HOH
366
A
HOH
367
2
HOH
HOH
367
A
HOH
368
2
HOH
HOH
368
A
HOH
369
2
HOH
HOH
369
A
HOH
370
2
HOH
HOH
370
A
HOH
371
2
HOH
HOH
371
A
HOH
372
2
HOH
HOH
372
A
HOH
373
2
HOH
HOH
373
A
HOH
374
2
HOH
HOH
374
A
HOH
375
2
HOH
HOH
375
A
HOH
376
2
HOH
HOH
376
A
HOH
377
2
HOH
HOH
377
A
HOH
378
2
HOH
HOH
378
A
HOH
379
2
HOH
HOH
379
A
HOH
380
2
HOH
HOH
380
A
HOH
381
2
HOH
HOH
381
A
HOH
382
2
HOH
HOH
382
A
HOH
383
2
HOH
HOH
383
A
HOH
384
2
HOH
HOH
384
A
HOH
385
2
HOH
HOH
385
A
HOH
386
2
HOH
HOH
386
A
HOH
387
2
HOH
HOH
387
A
HOH
388
2
HOH
HOH
388
A
HOH
389
2
HOH
HOH
389
A
HOH
390
2
HOH
HOH
390
A
HOH
391
2
HOH
HOH
391
A
HOH
392
2
HOH
HOH
392
A
HOH
393
2
HOH
HOH
393
A
HOH
394
2
HOH
HOH
394
A
HOH
395
2
HOH
HOH
395
A
HOH
396
2
HOH
HOH
396
A
HOH
397
2
HOH
HOH
397
A
HOH
398
2
HOH
HOH
398
A
HOH
399
2
HOH
HOH
399
A
HOH
400
2
HOH
HOH
400
A
HOH
401
2
HOH
HOH
401
A
HOH
402
2
HOH
HOH
402
A
HOH
403
2
HOH
HOH
403
A
HOH
404
2
HOH
HOH
404
A
HOH
405
2
HOH
HOH
405
A
HOH
406
2
HOH
HOH
406
A
HOH
407
2
HOH
HOH
407
A
HOH
408
2
HOH
HOH
408
A
HOH
409
2
HOH
HOH
409
A
HOH
410
2
HOH
HOH
410
A
HOH
411
2
HOH
HOH
411
A
HOH
412
2
HOH
HOH
412
A
HOH
413
2
HOH
HOH
413
A
HOH
414
2
HOH
HOH
414
A
HOH
415
2
HOH
HOH
415
A
HOH
416
2
HOH
HOH
416
A
HOH
417
2
HOH
HOH
417
A
HOH
418
2
HOH
HOH
418
A
HOH
419
2
HOH
HOH
419
A
HOH
420
2
HOH
HOH
420
A
HOH
421
2
HOH
HOH
421
A
HOH
422
2
HOH
HOH
422
A
HOH
423
2
HOH
HOH
423
A
HOH
424
2
HOH
HOH
424
A
HOH
425
2
HOH
HOH
425
A
HOH
426
2
HOH
HOH
426
A
HOH
427
2
HOH
HOH
427
A
HOH
428
2
HOH
HOH
428
A
HOH
429
2
HOH
HOH
429
A
HOH
430
2
HOH
HOH
430
A
HOH
431
2
HOH
HOH
431
A
HOH
432
2
HOH
HOH
432
A
HOH
433
2
HOH
HOH
433
A
HOH
434
2
HOH
HOH
434
A
HOH
435
2
HOH
HOH
435
A
HOH
436
2
HOH
HOH
436
A
HOH
437
2
HOH
HOH
437
A
HOH
438
2
HOH
HOH
438
A
HOH
439
2
HOH
HOH
439
A
HOH
440
2
HOH
HOH
440
A
HOH
441
2
HOH
HOH
441
A
HOH
442
2
HOH
HOH
442
A
HOH
443
2
HOH
HOH
443
A
HOH
444
2
HOH
HOH
444
A
HOH
445
2
HOH
HOH
445
A
HOH
446
2
HOH
HOH
446
A
HOH
447
2
HOH
HOH
447
A
HOH
448
2
HOH
HOH
448
A
HOH
449
2
HOH
HOH
449
A
HOH
450
2
HOH
HOH
450
A
HOH
451
2
HOH
HOH
451
A
HOH
452
2
HOH
HOH
452
A
HOH
453
2
HOH
HOH
453
A
HOH
454
2
HOH
HOH
454
A
HOH
455
2
HOH
HOH
455
A
HOH
456
2
HOH
HOH
456
A
HOH
457
2
HOH
HOH
457
A
HOH
458
2
HOH
HOH
458
A
HOH
459
2
HOH
HOH
459
A
HOH
460
2
HOH
HOH
460
A
HOH
461
2
HOH
HOH
461
A
HOH
462
2
HOH
HOH
462
A
HOH
463
2
HOH
HOH
463
A
HOH
464
2
HOH
HOH
464
A
HOH
465
2
HOH
HOH
465
A
HOH
466
2
HOH
HOH
466
A
HOH
467
2
HOH
HOH
467
A
HOH
468
2
HOH
HOH
468
A
HOH
469
2
HOH
HOH
469
A
HOH
470
2
HOH
HOH
470
A
HOH
471
2
HOH
HOH
471
A
n
1
1
A
n
2
2
A
n
3
3
A
LEU
4
n
4
LEU
4
A
VAL
5
n
5
VAL
5
A
ASP
6
n
6
ASP
6
A
THR
7
n
7
THR
7
A
THR
8
n
8
THR
8
A
GLU
9
n
9
GLU
9
A
MET
10
n
10
MET
10
A
TYR
11
n
11
TYR
11
A
LEU
12
n
12
LEU
12
A
ARG
13
n
13
ARG
13
A
THR
14
n
14
THR
14
A
ILE
15
n
15
ILE
15
A
TYR
16
n
16
TYR
16
A
GLU
17
n
17
GLU
17
A
LEU
18
n
18
LEU
18
A
GLU
19
n
19
GLU
19
A
GLU
20
n
20
GLU
20
A
GLU
21
n
21
GLU
21
A
GLY
22
n
22
GLY
22
A
VAL
23
n
23
VAL
23
A
THR
24
n
24
THR
24
A
PRO
25
n
25
PRO
25
A
LEU
26
n
26
LEU
26
A
ARG
27
n
27
ARG
27
A
ALA
28
n
28
ALA
28
A
ARG
29
n
29
ARG
29
A
ILE
30
n
30
ILE
30
A
ALA
31
n
31
ALA
31
A
GLU
32
n
32
GLU
32
A
ARG
33
n
33
ARG
33
A
LEU
34
n
34
LEU
34
A
GLU
35
n
35
GLU
35
A
GLN
36
n
36
GLN
36
A
SER
37
n
37
SER
37
A
GLY
38
n
38
GLY
38
A
PRO
39
n
39
PRO
39
A
THR
40
n
40
THR
40
A
VAL
41
n
41
VAL
41
A
SER
42
n
42
SER
42
A
GLN
43
n
43
GLN
43
A
THR
44
n
44
THR
44
A
VAL
45
n
45
VAL
45
A
ALA
46
n
46
ALA
46
A
ARG
47
n
47
ARG
47
A
MET
48
n
48
MET
48
A
GLU
49
n
49
GLU
49
A
ARG
50
n
50
ARG
50
A
ASP
51
n
51
ASP
51
A
GLY
52
n
52
GLY
52
A
LEU
53
n
53
LEU
53
A
VAL
54
n
54
VAL
54
A
VAL
55
n
55
VAL
55
A
VAL
56
n
56
VAL
56
A
ALA
57
n
57
ALA
57
A
SER
58
n
58
SER
58
A
ASP
59
n
59
ASP
59
A
ARG
60
n
60
ARG
60
A
SER
61
n
61
SER
61
A
LEU
62
n
62
LEU
62
A
GLN
63
n
63
GLN
63
A
MET
64
n
64
MET
64
A
THR
65
n
65
THR
65
A
PRO
66
n
66
PRO
66
A
THR
67
n
67
THR
67
A
GLY
68
n
68
GLY
68
A
ARG
69
n
69
ARG
69
A
THR
70
n
70
THR
70
A
LEU
71
n
71
LEU
71
A
ALA
72
n
72
ALA
72
A
THR
73
n
73
THR
73
A
ALA
74
n
74
ALA
74
A
VAL
75
n
75
VAL
75
A
MET
76
n
76
MET
76
A
ARG
77
n
77
ARG
77
A
LYS
78
n
78
LYS
78
A
HIS
79
n
79
HIS
79
A
ARG
80
n
80
ARG
80
A
LEU
81
n
81
LEU
81
A
ALA
82
n
82
ALA
82
A
GLU
83
n
83
GLU
83
A
ARG
84
n
84
ARG
84
A
LEU
85
n
85
LEU
85
A
LEU
86
n
86
LEU
86
A
THR
87
n
87
THR
87
A
ASP
88
n
88
ASP
88
A
ILE
89
n
89
ILE
89
A
ILE
90
n
90
ILE
90
A
GLY
91
n
91
GLY
91
A
LEU
92
n
92
LEU
92
A
ASP
93
n
93
ASP
93
A
ILE
94
n
94
ILE
94
A
ASN
95
n
95
ASN
95
A
LYS
96
n
96
LYS
96
A
VAL
97
n
97
VAL
97
A
HIS
98
n
98
HIS
98
A
ASP
99
n
99
ASP
99
A
GLU
100
n
100
GLU
100
A
ALA
101
n
101
ALA
101
A
CSS
102
n
102
CSS
102
A
ARG
103
n
103
ARG
103
A
TRP
104
n
104
TRP
104
A
GLU
105
n
105
GLU
105
A
HIS
106
n
106
HIS
106
A
VAL
107
n
107
VAL
107
A
MET
108
n
108
MET
108
A
SER
109
n
109
SER
109
A
ASP
110
n
110
ASP
110
A
GLU
111
n
111
GLU
111
A
VAL
112
n
112
VAL
112
A
GLU
113
n
113
GLU
113
A
ARG
114
n
114
ARG
114
A
ARG
115
n
115
ARG
115
A
LEU
116
n
116
LEU
116
A
VAL
117
n
117
VAL
117
A
LYS
118
n
118
LYS
118
A
VAL
119
n
119
VAL
119
A
LEU
120
n
120
LEU
120
A
LYS
121
n
121
LYS
121
A
ASP
122
n
122
ASP
122
A
VAL
123
n
123
VAL
123
A
SER
124
n
124
SER
124
A
ARG
125
n
125
ARG
125
A
SER
126
n
126
SER
126
A
PRO
127
n
127
PRO
127
A
PHE
128
n
128
PHE
128
A
GLY
129
n
129
GLY
129
A
ASN
130
n
130
ASN
130
A
PRO
131
n
131
PRO
131
A
ILE
132
n
132
ILE
132
A
PRO
133
n
133
PRO
133
A
GLY
134
n
134
GLY
134
A
LEU
135
n
135
LEU
135
A
ASP
136
n
136
ASP
136
A
GLU
137
n
137
GLU
137
A
LEU
138
n
138
LEU
138
A
GLY
139
n
139
GLY
139
A
VAL
140
n
140
VAL
140
A
n
141
141
A
n
142
142
A
n
143
143
A
n
144
144
A
n
145
145
A
n
146
146
A
n
147
147
A
PRO
148
n
148
PRO
148
A
GLY
149
n
149
GLY
149
A
THR
150
n
150
THR
150
A
ARG
151
n
151
ARG
151
A
VAL
152
n
152
VAL
152
A
ILE
153
n
153
ILE
153
A
ASP
154
n
154
ASP
154
A
ALA
155
n
155
ALA
155
A
ALA
156
n
156
ALA
156
A
THR
157
n
157
THR
157
A
SER
158
n
158
SER
158
A
MET
159
n
159
MET
159
A
PRO
160
n
160
PRO
160
A
ARG
161
n
161
ARG
161
A
LYS
162
n
162
LYS
162
A
VAL
163
n
163
VAL
163
A
ARG
164
n
164
ARG
164
A
ILE
165
n
165
ILE
165
A
VAL
166
n
166
VAL
166
A
GLN
167
n
167
GLN
167
A
ILE
168
n
168
ILE
168
A
ASN
169
n
169
ASN
169
A
GLU
170
n
170
GLU
170
A
ILE
171
n
171
ILE
171
A
PHE
172
n
172
PHE
172
A
GLN
173
n
173
GLN
173
A
VAL
174
n
174
VAL
174
A
GLU
175
n
175
GLU
175
A
THR
176
n
176
THR
176
A
ASP
177
n
177
ASP
177
A
GLN
178
n
178
GLN
178
A
PHE
179
n
179
PHE
179
A
THR
180
n
180
THR
180
A
GLN
181
n
181
GLN
181
A
LEU
182
n
182
LEU
182
A
LEU
183
n
183
LEU
183
A
ASP
184
n
184
ASP
184
A
ALA
185
n
185
ALA
185
A
ASP
186
n
186
ASP
186
A
ILE
187
n
187
ILE
187
A
ARG
188
n
188
ARG
188
A
VAL
189
n
189
VAL
189
A
GLY
190
n
190
GLY
190
A
SER
191
n
191
SER
191
A
GLU
192
n
192
GLU
192
A
VAL
193
n
193
VAL
193
A
GLU
194
n
194
GLU
194
A
ILE
195
n
195
ILE
195
A
VAL
196
n
196
VAL
196
A
ASP
197
n
197
ASP
197
A
ARG
198
n
198
ARG
198
A
n
199
199
A
n
200
200
A
HIS
201
n
201
HIS
201
A
ILE
202
n
202
ILE
202
A
THR
203
n
203
THR
203
A
LEU
204
n
204
LEU
204
A
SER
205
n
205
SER
205
A
HIS
206
n
206
HIS
206
A
ASN
207
n
207
ASN
207
A
GLY
208
n
208
GLY
208
A
LYS
209
n
209
LYS
209
A
ASP
210
n
210
ASP
210
A
VAL
211
n
211
VAL
211
A
GLU
212
n
212
GLU
212
A
LEU
213
n
213
LEU
213
A
LEU
214
n
214
LEU
214
A
ASP
215
n
215
ASP
215
A
ASP
216
n
216
ASP
216
A
LEU
217
n
217
LEU
217
A
ALA
218
n
218
ALA
218
A
HIS
219
n
219
HIS
219
A
THR
220
n
220
THR
220
A
ILE
221
n
221
ILE
221
A
ARG
222
n
222
ARG
222
A
ILE
223
n
223
ILE
223
A
GLU
224
n
224
GLU
224
A
GLU
225
n
225
GLU
225
A
n
226
226
A
author_defined_assembly
1
monomeric
A
CSS
102
S-MERCAPTOCYSTEINE
A
CSS
102
CYS
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
O
VAL
55
A
O
VAL
55
A
N
GLN
63
A
N
GLN
63
A
O
VAL
193
A
O
VAL
193
A
N
VAL
163
A
N
VAL
163
A
O
ARG
164
A
O
ARG
164
A
N
GLU
224
A
N
GLU
224
A
O
LEU
204
A
O
LEU
204
A
N
VAL
211
A
N
VAL
211
1
A
CG
LEU
4
A
CG
LEU
4
1
Y
1
A
CD1
LEU
4
A
CD1
LEU
4
1
Y
1
A
CD2
LEU
4
A
CD2
LEU
4
1
Y
1
A
CG
ARG
60
A
CG
ARG
60
1
Y
1
A
CD
ARG
60
A
CD
ARG
60
1
Y
1
A
NE
ARG
60
A
NE
ARG
60
1
Y
1
A
CZ
ARG
60
A
CZ
ARG
60
1
Y
1
A
NH1
ARG
60
A
NH1
ARG
60
1
Y
1
A
NH2
ARG
60
A
NH2
ARG
60
1
Y
1
A
CG
LYS
121
A
CG
LYS
121
1
Y
1
A
CD
LYS
121
A
CD
LYS
121
1
Y
1
A
CE
LYS
121
A
CE
LYS
121
1
Y
1
A
NZ
LYS
121
A
NZ
LYS
121
1
Y
1
A
CG
PRO
148
A
CG
PRO
148
1
Y
1
A
CD
PRO
148
A
CD
PRO
148
1
Y
1
A
OG
SER
158
A
OG
SER
158
1
Y
1
A
CG
MET
159
A
CG
MET
159
1
Y
1
A
SD
MET
159
A
SD
MET
159
1
Y
1
A
CE
MET
159
A
CE
MET
159
1
Y
1
A
CG
ARG
198
A
CG
ARG
198
1
Y
1
A
CD
ARG
198
A
CD
ARG
198
1
Y
1
A
NE
ARG
198
A
NE
ARG
198
1
Y
1
A
CZ
ARG
198
A
CZ
ARG
198
1
Y
1
A
NH1
ARG
198
A
NH1
ARG
198
1
Y
1
A
NH2
ARG
198
A
NH2
ARG
198
1
Y
1
A
CB
HIS
201
A
CB
HIS
201
1
Y
1
A
CG
HIS
201
A
CG
HIS
201
1
Y
1
A
ND1
HIS
201
A
ND1
HIS
201
1
Y
1
A
CD2
HIS
201
A
CD2
HIS
201
1
Y
1
A
CE1
HIS
201
A
CE1
HIS
201
1
Y
1
A
NE2
HIS
201
A
NE2
HIS
201
1
Y
1
A
CG
GLU
225
A
CG
GLU
225
1
Y
1
A
CD
GLU
225
A
CD
GLU
225
1
Y
1
A
OE1
GLU
225
A
OE1
GLU
225
1
Y
1
A
OE2
GLU
225
A
OE2
GLU
225
1
Y
1
A
MET
1
A
MET
1
1
Y
1
A
LYS
2
A
LYS
2
1
Y
1
A
ASP
3
A
ASP
3
1
Y
1
A
GLY
141
A
GLY
141
1
Y
1
A
ASN
142
A
ASN
142
1
Y
1
A
SER
143
A
SER
143
1
Y
1
A
ASP
144
A
ASP
144
1
Y
1
A
ALA
145
A
ALA
145
1
Y
1
A
ALA
146
A
ALA
146
1
Y
1
A
ALA
147
A
ALA
147
1
Y
1
A
ASP
199
A
ASP
199
1
Y
1
A
GLY
200
A
GLY
200
1
Y
1
A
LEU
226
A
LEU
226
1
Y
1
A
VAL
5
-64.74
74.50
1
A
PRO
160
-41.95
150.92
1
A
VAL
196
172.39
159.25
1
A
HIS
206
179.75
147.30
2FO-FC ELECTRON DENSITY IS MISSING FOR RESIDUES 1 - 3,
141- 147 AND 199 - 200. THESE RESIDUES ARE ASSUMED TO BE
DISORDERED. THE EXPERIMENTAL ELECTRON DENSITY IS WEAK OR
MISSING FOR RESIDUES 148 - 226.
0.3110000
0.2090000
0.2090000
2.2
8
677
12830
5
97.2
RANDOM
1
THROUGHOUT
2
MOLECULAR REPLACEMENT
2.2
8
171
1825
0
0
1654
0.01
1.6
21.3
1.24
2.2
8
1BI1
12830
2
0.0500000
0.0500000
1
24
7.0
97
0.1950000
2.2
2.28
4.2
0.1950000
2
82
model building
X-PLOR
refinement
X-PLOR
data reduction
DENZO
data scaling
SCALEPACK
phasing
X-PLOR
STRUCTURE OF APO-AND HOLO-DIPHTHERIA TOXIN REPRESSOR
1
N
N
2
N
N
A
THR
7
A
THR
7
HELX_P
A
GLU
21
A
GLU
21
1
1
15
A
ARG
27
A
ARG
27
HELX_P
A
LEU
34
A
LEU
34
1
2
8
A
GLY
38
A
GLY
38
HELX_P
A
ARG
50
A
ARG
50
1
3
13
A
PRO
66
A
PRO
66
HELX_P
A
ASP
88
A
ASP
88
1
4
23
A
ILE
94
A
ILE
94
HELX_P
A
HIS
106
A
HIS
106
1
5
13
A
ASP
110
A
ASP
110
HELX_P
A
VAL
119
A
VAL
119
1
6
10
A
LEU
135
A
LEU
135
HELX_P
A
LEU
138
A
LEU
138
1
7
4
A
VAL
152
A
VAL
152
HELX_P
A
ALA
155
A
ALA
155
1
8
4
A
GLU
170
A
GLU
170
HELX_P
A
PHE
172
A
PHE
172
5
9
3
A
PHE
179
A
PHE
179
HELX_P
A
ASP
184
A
ASP
184
1
10
6
A
ASP
215
A
ASP
215
HELX_P
A
THR
220
A
THR
220
1
11
6
covale
1.326
both
A
ALA
101
A
C
ALA
101
1_555
A
CSS
102
A
N
CSS
102
1_555
covale
1.326
both
A
CSS
102
A
C
CSS
102
1_555
A
ARG
103
A
N
ARG
103
1_555
REPRESSOR
REPRESSOR, TRANSCRIPTION REGULATION, DNA-BINDING, IRON
DTXR_CORDI
UNP
1
1
P33120
MKDLVDTTEMYLRTIYELEEEGVTPLRARIAERLEQSGPTVSQTVARMERDGLVVVASDRSLQMTPTGRTLATAVMRKHR
LAERLLTDIIGLDINKVHDEACRWEHVMSDEVERRLVKVLKDVSRSPFGNPIPGLDELGVGNSDAAAPGTRVIDAATSMP
RKVRIVQINEIFQVETDQFTQLLDADIRVGSEVEIVDRDGHITLSHNGKDVELLDDLAHTIRIEEL
1
226
1BI1
1
226
P33120
A
1
1
226
1
CYS
modified residue
CSS
102
1BI1
A
P33120
UNP
102
102
2
3
2
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
VAL
54
A
VAL
54
A
VAL
56
A
VAL
56
A
LEU
62
A
LEU
62
A
MET
64
A
MET
64
A
GLU
192
A
GLU
192
A
ILE
195
A
ILE
195
A
ARG
161
A
ARG
161
A
GLN
167
A
GLN
167
A
ARG
222
A
ARG
222
A
GLU
224
A
GLU
224
A
THR
203
A
THR
203
A
HIS
206
A
HIS
206
A
LYS
209
A
LYS
209
A
GLU
212
A
GLU
212
152
P 31 2 1