0.027941
0.000000
0.006281
0.000000
0.015843
0.000000
0.000000
0.000000
0.023310
0.00000
0.00000
0.00000
Garvie, C.W.
Phillips, S.E.V.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
102.67
90.00
35.790
63.120
43.970
C3 H7 N O2
89.093
y
ALANINE
L-peptide linking
C6 H15 N4 O2 1
175.209
y
ARGININE
L-peptide linking
C4 H8 N2 O3
132.118
y
ASPARAGINE
L-peptide linking
C4 H7 N O4
133.103
y
ASPARTIC ACID
L-peptide linking
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C5 H10 N2 O3
146.144
y
GLUTAMINE
L-peptide linking
C5 H9 N O4
147.129
y
GLUTAMIC ACID
L-peptide linking
C2 H5 N O2
75.067
y
GLYCINE
peptide linking
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
C15 H22 N6 O5 S
398.437
S-ADENOSYLMETHIONINE
non-polymer
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
Thesis, University of Leeds
-1
Crystallographic studies of the methionine repressor-operator complex and the oc31 42kDa repressor
1997
10.2210/pdb1mjl/pdb
pdb_00001mjl
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
AREA DETECTOR
1995-03
SIEMENS
GRAPHITE(002)
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
RIGAKU RUH2R
12028.607
METHIONINE REPRESSOR PROTEIN METJ
Q44K
2
man
polymer
398.437
S-ADENOSYLMETHIONINE
2
syn
non-polymer
18.015
water
112
nat
water
METJ Q44K
no
no
AEWSGEYISPYAEHGKKSEQVKKITVSIPLKVLKILTDERTRRKVNNLRHATNSELLCEAFLHAFTGQPLPDDADLRKER
SDEIPEAAKEIMREMGINPETWEY
AEWSGEYISPYAEHGKKSEQVKKITVSIPLKVLKILTDERTRRKVNNLRHATNSELLCEAFLHAFTGQPLPDDADLRKER
SDEIPEAAKEIMREMGINPETWEY
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
Escherichia
Escherichia
sample
METJ
562
Escherichia coli
562
Escherichia coli
1
1.95
37.
7.0
PROTEIN (10MG/ML) + SAM (1MG/ ML) WAS CRYSTALLIZED FROM 10-30% PEG 600, 100MM SODIUM CACODYLATE BUFFER, PH 4.6-5.2., pH 7.0
4.6-5.2
database_2
pdbx_database_status
struct_ref_seq_dif
struct_site
pdbx_initial_refinement_model
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Other
Refinement description
1
0
1998-04-29
1
1
2008-03-04
1
2
2011-07-13
1
3
2021-11-03
1
4
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_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
1998-01-26
REL
SAM
S-ADENOSYLMETHIONINE
HOH
water
1CMC
PDB ENTRY 1CMC
PDB
experimental model
SAM
200
2
SAM
SAM
200
A
SAM
400
2
SAM
SAM
400
B
HOH
300
3
HOH
HOH
201
A
HOH
301
3
HOH
HOH
202
A
HOH
302
3
HOH
HOH
203
A
HOH
303
3
HOH
HOH
204
A
HOH
304
3
HOH
HOH
205
A
HOH
305
3
HOH
HOH
206
A
HOH
306
3
HOH
HOH
207
A
HOH
307
3
HOH
HOH
208
A
HOH
308
3
HOH
HOH
209
A
HOH
309
3
HOH
HOH
210
A
HOH
310
3
HOH
HOH
211
A
HOH
311
3
HOH
HOH
212
A
HOH
312
3
HOH
HOH
213
A
HOH
313
3
HOH
HOH
214
A
HOH
314
3
HOH
HOH
215
A
HOH
315
3
HOH
HOH
216
A
HOH
316
3
HOH
HOH
217
A
HOH
317
3
HOH
HOH
218
A
HOH
319
3
HOH
HOH
219
A
HOH
320
3
HOH
HOH
220
A
HOH
321
3
HOH
HOH
221
A
HOH
322
3
HOH
HOH
222
A
HOH
323
3
HOH
HOH
223
A
HOH
324
3
HOH
HOH
224
A
HOH
325
3
HOH
HOH
225
A
HOH
326
3
HOH
HOH
226
A
HOH
327
3
HOH
HOH
227
A
HOH
328
3
HOH
HOH
228
A
HOH
329
3
HOH
HOH
229
A
HOH
330
3
HOH
HOH
230
A
HOH
331
3
HOH
HOH
231
A
HOH
332
3
HOH
HOH
232
A
HOH
333
3
HOH
HOH
233
A
HOH
334
3
HOH
HOH
234
A
HOH
335
3
HOH
HOH
235
A
HOH
336
3
HOH
HOH
236
A
HOH
337
3
HOH
HOH
237
A
HOH
338
3
HOH
HOH
238
A
HOH
339
3
HOH
HOH
239
A
HOH
340
3
HOH
HOH
240
A
HOH
341
3
HOH
HOH
241
A
HOH
342
3
HOH
HOH
242
A
HOH
544
3
HOH
HOH
243
A
HOH
318
3
HOH
HOH
401
B
HOH
500
3
HOH
HOH
402
B
HOH
501
3
HOH
HOH
403
B
HOH
502
3
HOH
HOH
404
B
HOH
503
3
HOH
HOH
405
B
HOH
504
3
HOH
HOH
406
B
HOH
505
3
HOH
HOH
407
B
HOH
506
3
HOH
HOH
408
B
HOH
507
3
HOH
HOH
409
B
HOH
508
3
HOH
HOH
410
B
HOH
509
3
HOH
HOH
411
B
HOH
510
3
HOH
HOH
412
B
HOH
511
3
HOH
HOH
413
B
HOH
512
3
HOH
HOH
414
B
HOH
513
3
HOH
HOH
415
B
HOH
514
3
HOH
HOH
416
B
HOH
515
3
HOH
HOH
417
B
HOH
516
3
HOH
HOH
418
B
HOH
517
3
HOH
HOH
419
B
HOH
518
3
HOH
HOH
420
B
HOH
519
3
HOH
HOH
421
B
HOH
520
3
HOH
HOH
422
B
HOH
521
3
HOH
HOH
423
B
HOH
522
3
HOH
HOH
424
B
HOH
523
3
HOH
HOH
425
B
HOH
524
3
HOH
HOH
426
B
HOH
525
3
HOH
HOH
427
B
HOH
526
3
HOH
HOH
428
B
HOH
527
3
HOH
HOH
429
B
HOH
528
3
HOH
HOH
430
B
HOH
529
3
HOH
HOH
431
B
HOH
530
3
HOH
HOH
432
B
HOH
531
3
HOH
HOH
433
B
HOH
532
3
HOH
HOH
434
B
HOH
533
3
HOH
HOH
435
B
HOH
534
3
HOH
HOH
436
B
HOH
535
3
HOH
HOH
437
B
HOH
536
3
HOH
HOH
438
B
HOH
537
3
HOH
HOH
439
B
HOH
538
3
HOH
HOH
440
B
HOH
539
3
HOH
HOH
441
B
HOH
540
3
HOH
HOH
442
B
HOH
541
3
HOH
HOH
443
B
HOH
542
3
HOH
HOH
444
B
HOH
543
3
HOH
HOH
445
B
HOH
545
3
HOH
HOH
446
B
HOH
546
3
HOH
HOH
447
B
HOH
547
3
HOH
HOH
448
B
HOH
548
3
HOH
HOH
449
B
HOH
549
3
HOH
HOH
450
B
HOH
550
3
HOH
HOH
451
B
HOH
551
3
HOH
HOH
452
B
HOH
552
3
HOH
HOH
453
B
HOH
553
3
HOH
HOH
454
B
HOH
554
3
HOH
HOH
455
B
HOH
555
3
HOH
HOH
456
B
HOH
556
3
HOH
HOH
457
B
HOH
557
3
HOH
HOH
458
B
HOH
558
3
HOH
HOH
459
B
HOH
559
3
HOH
HOH
460
B
HOH
560
3
HOH
HOH
461
B
HOH
561
3
HOH
HOH
462
B
HOH
562
3
HOH
HOH
463
B
HOH
563
3
HOH
HOH
464
B
HOH
564
3
HOH
HOH
465
B
HOH
565
3
HOH
HOH
466
B
HOH
566
3
HOH
HOH
467
B
HOH
567
3
HOH
HOH
468
B
HOH
568
3
HOH
HOH
469
B
ALA
1
n
1
ALA
1
A
GLU
2
n
2
GLU
2
A
TRP
3
n
3
TRP
3
A
SER
4
n
4
SER
4
A
GLY
5
n
5
GLY
5
A
GLU
6
n
6
GLU
6
A
TYR
7
n
7
TYR
7
A
ILE
8
n
8
ILE
8
A
SER
9
n
9
SER
9
A
PRO
10
n
10
PRO
10
A
TYR
11
n
11
TYR
11
A
ALA
12
n
12
ALA
12
A
GLU
13
n
13
GLU
13
A
HIS
14
n
14
HIS
14
A
GLY
15
n
15
GLY
15
A
LYS
16
n
16
LYS
16
A
LYS
17
n
17
LYS
17
A
SER
18
n
18
SER
18
A
GLU
19
n
19
GLU
19
A
GLN
20
n
20
GLN
20
A
VAL
21
n
21
VAL
21
A
LYS
22
n
22
LYS
22
A
LYS
23
n
23
LYS
23
A
ILE
24
n
24
ILE
24
A
THR
25
n
25
THR
25
A
VAL
26
n
26
VAL
26
A
SER
27
n
27
SER
27
A
ILE
28
n
28
ILE
28
A
PRO
29
n
29
PRO
29
A
LEU
30
n
30
LEU
30
A
LYS
31
n
31
LYS
31
A
VAL
32
n
32
VAL
32
A
LEU
33
n
33
LEU
33
A
LYS
34
n
34
LYS
34
A
ILE
35
n
35
ILE
35
A
LEU
36
n
36
LEU
36
A
THR
37
n
37
THR
37
A
ASP
38
n
38
ASP
38
A
GLU
39
n
39
GLU
39
A
ARG
40
n
40
ARG
40
A
THR
41
n
41
THR
41
A
ARG
42
n
42
ARG
42
A
ARG
43
n
43
ARG
43
A
LYS
44
n
44
LYS
44
A
VAL
45
n
45
VAL
45
A
ASN
46
n
46
ASN
46
A
ASN
47
n
47
ASN
47
A
LEU
48
n
48
LEU
48
A
ARG
49
n
49
ARG
49
A
HIS
50
n
50
HIS
50
A
ALA
51
n
51
ALA
51
A
THR
52
n
52
THR
52
A
ASN
53
n
53
ASN
53
A
SER
54
n
54
SER
54
A
GLU
55
n
55
GLU
55
A
LEU
56
n
56
LEU
56
A
LEU
57
n
57
LEU
57
A
CYS
58
n
58
CYS
58
A
GLU
59
n
59
GLU
59
A
ALA
60
n
60
ALA
60
A
PHE
61
n
61
PHE
61
A
LEU
62
n
62
LEU
62
A
HIS
63
n
63
HIS
63
A
ALA
64
n
64
ALA
64
A
PHE
65
n
65
PHE
65
A
THR
66
n
66
THR
66
A
GLY
67
n
67
GLY
67
A
GLN
68
n
68
GLN
68
A
PRO
69
n
69
PRO
69
A
LEU
70
n
70
LEU
70
A
PRO
71
n
71
PRO
71
A
ASP
72
n
72
ASP
72
A
ASP
73
n
73
ASP
73
A
ALA
74
n
74
ALA
74
A
ASP
75
n
75
ASP
75
A
LEU
76
n
76
LEU
76
A
ARG
77
n
77
ARG
77
A
LYS
78
n
78
LYS
78
A
GLU
79
n
79
GLU
79
A
ARG
80
n
80
ARG
80
A
SER
81
n
81
SER
81
A
ASP
82
n
82
ASP
82
A
GLU
83
n
83
GLU
83
A
ILE
84
n
84
ILE
84
A
PRO
85
n
85
PRO
85
A
GLU
86
n
86
GLU
86
A
ALA
87
n
87
ALA
87
A
ALA
88
n
88
ALA
88
A
LYS
89
n
89
LYS
89
A
GLU
90
n
90
GLU
90
A
ILE
91
n
91
ILE
91
A
MET
92
n
92
MET
92
A
ARG
93
n
93
ARG
93
A
GLU
94
n
94
GLU
94
A
MET
95
n
95
MET
95
A
GLY
96
n
96
GLY
96
A
ILE
97
n
97
ILE
97
A
ASN
98
n
98
ASN
98
A
PRO
99
n
99
PRO
99
A
GLU
100
n
100
GLU
100
A
THR
101
n
101
THR
101
A
TRP
102
n
102
TRP
102
A
GLU
103
n
103
GLU
103
A
TYR
104
n
104
TYR
104
A
ALA
1
n
1
ALA
1
B
GLU
2
n
2
GLU
2
B
TRP
3
n
3
TRP
3
B
SER
4
n
4
SER
4
B
GLY
5
n
5
GLY
5
B
GLU
6
n
6
GLU
6
B
TYR
7
n
7
TYR
7
B
ILE
8
n
8
ILE
8
B
SER
9
n
9
SER
9
B
PRO
10
n
10
PRO
10
B
TYR
11
n
11
TYR
11
B
ALA
12
n
12
ALA
12
B
GLU
13
n
13
GLU
13
B
HIS
14
n
14
HIS
14
B
GLY
15
n
15
GLY
15
B
LYS
16
n
16
LYS
16
B
LYS
17
n
17
LYS
17
B
SER
18
n
18
SER
18
B
GLU
19
n
19
GLU
19
B
GLN
20
n
20
GLN
20
B
VAL
21
n
21
VAL
21
B
LYS
22
n
22
LYS
22
B
LYS
23
n
23
LYS
23
B
ILE
24
n
24
ILE
24
B
THR
25
n
25
THR
25
B
VAL
26
n
26
VAL
26
B
SER
27
n
27
SER
27
B
ILE
28
n
28
ILE
28
B
PRO
29
n
29
PRO
29
B
LEU
30
n
30
LEU
30
B
LYS
31
n
31
LYS
31
B
VAL
32
n
32
VAL
32
B
LEU
33
n
33
LEU
33
B
LYS
34
n
34
LYS
34
B
ILE
35
n
35
ILE
35
B
LEU
36
n
36
LEU
36
B
THR
37
n
37
THR
37
B
ASP
38
n
38
ASP
38
B
GLU
39
n
39
GLU
39
B
ARG
40
n
40
ARG
40
B
THR
41
n
41
THR
41
B
ARG
42
n
42
ARG
42
B
ARG
43
n
43
ARG
43
B
LYS
44
n
44
LYS
44
B
VAL
45
n
45
VAL
45
B
ASN
46
n
46
ASN
46
B
ASN
47
n
47
ASN
47
B
LEU
48
n
48
LEU
48
B
ARG
49
n
49
ARG
49
B
HIS
50
n
50
HIS
50
B
ALA
51
n
51
ALA
51
B
THR
52
n
52
THR
52
B
ASN
53
n
53
ASN
53
B
SER
54
n
54
SER
54
B
GLU
55
n
55
GLU
55
B
LEU
56
n
56
LEU
56
B
LEU
57
n
57
LEU
57
B
CYS
58
n
58
CYS
58
B
GLU
59
n
59
GLU
59
B
ALA
60
n
60
ALA
60
B
PHE
61
n
61
PHE
61
B
LEU
62
n
62
LEU
62
B
HIS
63
n
63
HIS
63
B
ALA
64
n
64
ALA
64
B
PHE
65
n
65
PHE
65
B
THR
66
n
66
THR
66
B
GLY
67
n
67
GLY
67
B
GLN
68
n
68
GLN
68
B
PRO
69
n
69
PRO
69
B
LEU
70
n
70
LEU
70
B
PRO
71
n
71
PRO
71
B
ASP
72
n
72
ASP
72
B
ASP
73
n
73
ASP
73
B
ALA
74
n
74
ALA
74
B
ASP
75
n
75
ASP
75
B
LEU
76
n
76
LEU
76
B
ARG
77
n
77
ARG
77
B
LYS
78
n
78
LYS
78
B
GLU
79
n
79
GLU
79
B
ARG
80
n
80
ARG
80
B
SER
81
n
81
SER
81
B
ASP
82
n
82
ASP
82
B
GLU
83
n
83
GLU
83
B
ILE
84
n
84
ILE
84
B
PRO
85
n
85
PRO
85
B
GLU
86
n
86
GLU
86
B
ALA
87
n
87
ALA
87
B
ALA
88
n
88
ALA
88
B
LYS
89
n
89
LYS
89
B
GLU
90
n
90
GLU
90
B
ILE
91
n
91
ILE
91
B
MET
92
n
92
MET
92
B
ARG
93
n
93
ARG
93
B
GLU
94
n
94
GLU
94
B
MET
95
n
95
MET
95
B
GLY
96
n
96
GLY
96
B
ILE
97
n
97
ILE
97
B
ASN
98
n
98
ASN
98
B
PRO
99
n
99
PRO
99
B
GLU
100
n
100
GLU
100
B
THR
101
n
101
THR
101
B
TRP
102
n
102
TRP
102
B
GLU
103
n
103
GLU
103
B
TYR
104
n
104
TYR
104
B
author_and_software_defined_assembly
PISA
2
dimeric
4030
-33
11480
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
1_555
x,y,z
identity operation
0.0000000000
0.0000000000
0.0000000000
1
A
HIS
14
-167.39
112.79
1
A
ASP
82
-40.68
89.17
1
A
GLU
83
-124.65
-169.38
1
B
HIS
14
-140.37
-45.52
1
B
LYS
16
-60.53
72.68
1
B
LYS
17
-167.99
-74.40
1
B
ALA
51
-93.43
56.11
PROTEIN_REP.PARAM
TOPHCSDX.PRO
SAM.PAR
SAM.TOP
27.6
BULK SOLVENT MODEL USED
0.1970000
0.006
0.1930000
0.1930000
2.10
28.00
1040
10302
10.1
91.8
RANDOM
10000000.00
0.00100
1
RESTRAINED
THROUGHOUT
2.0
DIFFERENCE FOURIER METHODS
PDB ENTRY 1CMC
0.23
0.23
5.00
0.25
0.22
2.10
28.00
112
1856
54
0
1690
0.010
1.4
23.7
1.48
0.2870000
0.030
0.2410000
2.18
89
737
10
10.8
74.3
13.9
2.1
28.0
1MJL
10414
3.
0.0490000
1
10.4
2.9
97.9
0.0490000
2.1
2.21
2.6
0.1900000
2.4
86.9
model building
CCP4
refinement
X-PLOR
3.86
data reduction
XDS
data scaling
CCP4
phasing
CCP4
METHIONINE REPRESSOR MUTANT (Q44K) COMPLEX WITH THE COREPRESSOR SAM (S-ADENOSYL METHIONINE) FROM ESCHERICHIA COLI
1
N
N
1
N
N
2
N
N
2
N
N
3
N
N
3
N
N
A
LEU
30
A
LEU
30
HELX_P
A
VAL
45
A
VAL
45
1
A
16
A
ASN
53
A
ASN
53
HELX_P
A
THR
66
A
THR
66
1
B
14
A
GLU
86
A
GLU
86
HELX_P
A
GLU
94
A
GLU
94
1
C
9
B
LEU
30
B
LEU
30
HELX_P
B
VAL
45
B
VAL
45
1
A'
16
B
ASN
53
B
ASN
53
HELX_P
B
THR
66
B
THR
66
1
B'
14
B
GLU
86
B
GLU
86
HELX_P
B
MET
95
B
MET
95
1
C'
10
TRANSCRIPTION REGULATION
METJ, REPRESSOR, SHEET-HELIX-HELIX, SAM, S-ADENOSYL METHIONINE, TRANSCRIPTION REGULATION
METJ_ECOLI
UNP
1
1
P0A8U6
AEWSGEYISPYAEHGKKSEQVKKITVSIPLKVLKILTDERTRRQVNNLRHATNSELLCEAFLHAFTGQPLPDDADLRKER
SDEIPEAAKEIMREMGINPETWEY
1
104
1MJL
1
104
P0A8U6
A
1
1
104
1
104
1MJL
1
104
P0A8U6
B
1
1
104
1
GLN
engineered mutation
LYS
44
1MJL
A
P0A8U6
UNP
44
44
2
GLN
engineered mutation
LYS
44
1MJL
B
P0A8U6
UNP
44
44
1
1
A
VAL
21
A
VAL
21
A
ILE
28
A
ILE
28
B
VAL
21
B
VAL
21
B
ILE
28
B
ILE
28
BINDING SITE FOR RESIDUE SAM A 200
A
SAM
200
Software
13
BINDING SITE FOR RESIDUE SAM B 400
B
SAM
400
Software
11
A
ALA
1
A
ALA
1
13
1_555
A
PHE
61
A
PHE
61
13
1_555
A
HIS
63
A
HIS
63
13
1_555
A
ALA
64
A
ALA
64
13
1_555
A
PHE
65
A
PHE
65
13
1_555
B
GLU
39
B
GLU
39
13
1_555
B
ARG
43
B
ARG
43
13
1_555
B
LEU
56
B
LEU
56
13
1_555
B
GLU
59
B
GLU
59
13
1_555
B
ALA
60
B
ALA
60
13
1_555
B
HIS
63
B
HIS
63
13
1_555
B
LEU
70
B
LEU
70
13
1_555
B
HOH
453
F
HOH
13
1_555
A
GLU
39
A
GLU
39
11
1_555
A
ARG
43
A
ARG
43
11
1_555
A
LEU
56
A
LEU
56
11
1_555
A
GLU
59
A
GLU
59
11
1_555
A
HIS
63
A
HIS
63
11
1_555
A
PRO
71
A
PRO
71
11
1_555
B
PHE
61
B
PHE
61
11
1_555
B
HIS
63
B
HIS
63
11
1_555
B
ALA
64
B
ALA
64
11
1_555
B
PHE
65
B
PHE
65
11
1_555
B
GLY
67
B
GLY
67
11
1_555
4
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