0.023202
0.000000
0.000000
0.000000
0.015528
0.000000
0.000000
0.000000
0.010965
0.00000
0.00000
0.00000
CIS PROLINE - PRO 167
RESIDUE ASP 214 IS ASSUMED TO BE IN THE NEUTRAL FORM, SINCE IT IS HYDROGEN BONDED TO RESIDUE ASP 233.
ATOM OG OF RESIDUES SER 82 AND SER 285 HAVE ALTERNATE CONFORMATIONS.
RESIDUES GLU 48, LEU 57, AND SER 59 FORM A BETA BULGE.
RESIDUE MET 69 IS LOCATED NEAR THE CATALYTIC SERINE, AND IS FOUND IN A STRAINED CONFORMATION IN ALL THE STRUCTURES OF CLASS A BETA-LACTAMASES.
RESIDUE LEU 220 IS PART OF ONE OF THE TWO HINGE REGIONS THAT CONNECT THE TWO PROTEIN DOMAINS. THE HINGE CONFORMATION IS STRONGLY CONSTRAINED BY THE SALT BRIDGE BETWEEN ARG 222 AND ASP 233, WHICH CAN EXPLAIN THE HICH CONFORMATIONAL ENERGY OF THE RESIDUE LEU 220 (SEE THE REPRINT OF THE ARTICLE IN PROTEINS, P372, IN HINGE REGIONS AND DOMAINS INTERFACE).
Jelsch, C.
Mourey, L.
Masson, J.M.
Samama, J.P.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
43.100
64.400
91.200
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
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
O4 S -2
96.063
SULFATE ION
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
US
Proteins
PSFGEY
0867
0887-3585
16
364
383
10.1002/prot.340160406
8356032
Crystal structure of Escherichia coli TEM1 beta-lactamase at 1.8 A resolution.
1993
US
Proteins
PSFGEY
0867
0887-3585
16
364
Crystal Structure of Escherichia Coli Tem1 Beta-Lactamase at 1.8 Resolution
1993
UK
J.Mol.Biol.
JMOBAK
0070
0022-2836
223
377
Crystallization and Preliminary Crystallographic Data on E. Coli Tem1 Beta-Lactamase
1992
NE
FEBS Lett.
FEBLAL
0165
0014-5793
299
135
Beta-Lactamase Tem1 of E. Coli: Crystal Structure Determination at 2.5 Angstroms Resolution
1992
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
28984.076
BETA-LACTAMASE TEM1
3.5.2.6
1
man
polymer
96.063
SULFATE ION
1
syn
non-polymer
18.015
water
199
nat
water
no
no
HPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEY
SPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRWEPELNEAIPNDERDTTMPVA
MATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTG
SQATMDERNRQIAEIGASLIKHW
HPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEY
SPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRWEPELNEAIPNDERDTTMPVA
MATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTG
SQATMDERNRQIAEIGASLIKHW
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
n
n
n
n
n
n
n
n
n
n
n
n
n
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
sample
562
Escherichia coli
PLASMID
PBR322
2.18
43.64
pdbx_database_status
software
software
repository
Initial release
Version format compliance
Version format compliance
Data collection
Other
Refinement description
Data collection
Refinement description
1
0
1995-01-26
1
1
2008-03-03
1
2
2011-07-13
1
3
2019-07-17
1
4
2019-08-14
_pdbx_database_status.process_site
_software.classification
_software.classification
SHEET
RESIDUES GLU 48, LEU 57, AND SER 59 FORM A BETA BULGE.
Y
BNL
1993-11-01
REL
REL
SO4
SULFATE ION
HOH
water
RESIDUE ASP 214 IS ASSUMED TO BE IN THE NEUTRAL FORM,
SINCE IT IS HYDROGEN BONDED TO RESIDUE ASP 233.
RESIDUE LEU 220 IS PART OF ONE OF THE TWO HINGE REGIONS
THAT CONNECT THE TWO PROTEIN DOMAINS. THE HINGE
CONFORMATION IS STRONGLY CONSTRAINED BY THE SALT BRIDGE
BETWEEN ARG 222 AND ASP 233, WHICH CAN EXPLAIN THE HICH
CONFORMATIONAL ENERGY OF THE RESIDUE LEU 220 (SEE THE
REPRINT OF THE ARTICLE IN PROTEINS, P372, IN HINGE
REGIONS AND DOMAINS INTERFACE).
RESIDUE MET 69 IS LOCATED NEAR THE CATALYTIC SERINE, AND
IS FOUND IN A STRAINED CONFORMATION IN ALL THE STRUCTURES
OF CLASS A BETA-LACTAMASES.
THE STRUCTURE DISPLAYS A TOPOLOGY SIMILAR TO THAT OF THE
PC1 BETA-LACTAMASE OF S. AUREUS (HERZBERG, 1991, J. MOL.
BIOL., 217:701-719, PROTEIN DATA BANK ENTRY 1BLM) AND TO
THAT OF B. LICHENIFORMIS 749/C (KNOX ET AL., 1991, J. MOL.
BIOL., 220:435-355, PROTEIN DATA BANK ENTRY 4BLM).
THE NUMBERING SCHEME CORRESPONDS TO THAT OF AMBLER, WHERE
THE ACTIVE SERINE IS AT POSITION 70 (AMBLER, 1980, PHIL.
TRANS. R. SOC. LOND., B289:321-331).
THE PROTEIN USED FOR THE STRUCTURE RESOLUTION IS THE
PRODUCT OF THE AMPICILLIN-RESISTANCE GENE CARRIED ON
PLASMID PBR322 IN ESCHERICHIA COLI. IT DIFFERS FROM TEM1
BETA-LACTAMASE BY THE TWO MUTATIONS V84I AND A184V.
SO4
291
2
SO4
SO4
291
A
HOH
292
3
HOH
HOH
292
A
HOH
293
3
HOH
HOH
293
A
HOH
294
3
HOH
HOH
294
A
HOH
295
3
HOH
HOH
295
A
HOH
296
3
HOH
HOH
296
A
HOH
297
3
HOH
HOH
297
A
HOH
298
3
HOH
HOH
298
A
HOH
299
3
HOH
HOH
299
A
HOH
300
3
HOH
HOH
300
A
HOH
301
3
HOH
HOH
301
A
HOH
302
3
HOH
HOH
302
A
HOH
303
3
HOH
HOH
303
A
HOH
304
3
HOH
HOH
304
A
HOH
305
3
HOH
HOH
305
A
HOH
306
3
HOH
HOH
306
A
HOH
307
3
HOH
HOH
307
A
HOH
308
3
HOH
HOH
308
A
HOH
309
3
HOH
HOH
309
A
HOH
310
3
HOH
HOH
310
A
HOH
311
3
HOH
HOH
311
A
HOH
312
3
HOH
HOH
312
A
HOH
313
3
HOH
HOH
313
A
HOH
314
3
HOH
HOH
314
A
HOH
315
3
HOH
HOH
315
A
HOH
316
3
HOH
HOH
316
A
HOH
317
3
HOH
HOH
317
A
HOH
318
3
HOH
HOH
318
A
HOH
319
3
HOH
HOH
319
A
HOH
320
3
HOH
HOH
320
A
HOH
321
3
HOH
HOH
321
A
HOH
322
3
HOH
HOH
322
A
HOH
323
3
HOH
HOH
323
A
HOH
324
3
HOH
HOH
324
A
HOH
325
3
HOH
HOH
325
A
HOH
326
3
HOH
HOH
326
A
HOH
327
3
HOH
HOH
327
A
HOH
328
3
HOH
HOH
328
A
HOH
329
3
HOH
HOH
329
A
HOH
330
3
HOH
HOH
330
A
HOH
331
3
HOH
HOH
331
A
HOH
332
3
HOH
HOH
332
A
HOH
333
3
HOH
HOH
333
A
HOH
334
3
HOH
HOH
334
A
HOH
335
3
HOH
HOH
335
A
HOH
336
3
HOH
HOH
336
A
HOH
337
3
HOH
HOH
337
A
HOH
338
3
HOH
HOH
338
A
HOH
339
3
HOH
HOH
339
A
HOH
340
3
HOH
HOH
340
A
HOH
341
3
HOH
HOH
341
A
HOH
342
3
HOH
HOH
342
A
HOH
343
3
HOH
HOH
343
A
HOH
344
3
HOH
HOH
344
A
HOH
345
3
HOH
HOH
345
A
HOH
346
3
HOH
HOH
346
A
HOH
347
3
HOH
HOH
347
A
HOH
348
3
HOH
HOH
348
A
HOH
349
3
HOH
HOH
349
A
HOH
350
3
HOH
HOH
350
A
HOH
351
3
HOH
HOH
351
A
HOH
352
3
HOH
HOH
352
A
HOH
353
3
HOH
HOH
353
A
HOH
354
3
HOH
HOH
354
A
HOH
355
3
HOH
HOH
355
A
HOH
356
3
HOH
HOH
356
A
HOH
357
3
HOH
HOH
357
A
HOH
358
3
HOH
HOH
358
A
HOH
359
3
HOH
HOH
359
A
HOH
360
3
HOH
HOH
360
A
HOH
361
3
HOH
HOH
361
A
HOH
362
3
HOH
HOH
362
A
HOH
363
3
HOH
HOH
363
A
HOH
364
3
HOH
HOH
364
A
HOH
365
3
HOH
HOH
365
A
HOH
366
3
HOH
HOH
366
A
HOH
367
3
HOH
HOH
367
A
HOH
368
3
HOH
HOH
368
A
HOH
369
3
HOH
HOH
369
A
HOH
370
3
HOH
HOH
370
A
HOH
371
3
HOH
HOH
371
A
HOH
372
3
HOH
HOH
372
A
HOH
373
3
HOH
HOH
373
A
HOH
374
3
HOH
HOH
374
A
HOH
375
3
HOH
HOH
375
A
HOH
376
3
HOH
HOH
376
A
HOH
377
3
HOH
HOH
377
A
HOH
378
3
HOH
HOH
378
A
HOH
379
3
HOH
HOH
379
A
HOH
380
3
HOH
HOH
380
A
HOH
381
3
HOH
HOH
381
A
HOH
382
3
HOH
HOH
382
A
HOH
383
3
HOH
HOH
383
A
HOH
384
3
HOH
HOH
384
A
HOH
385
3
HOH
HOH
385
A
HOH
386
3
HOH
HOH
386
A
HOH
387
3
HOH
HOH
387
A
HOH
388
3
HOH
HOH
388
A
HOH
389
3
HOH
HOH
389
A
HOH
390
3
HOH
HOH
390
A
HOH
391
3
HOH
HOH
391
A
HOH
392
3
HOH
HOH
392
A
HOH
393
3
HOH
HOH
393
A
HOH
394
3
HOH
HOH
394
A
HOH
395
3
HOH
HOH
395
A
HOH
396
3
HOH
HOH
396
A
HOH
397
3
HOH
HOH
397
A
HOH
398
3
HOH
HOH
398
A
HOH
399
3
HOH
HOH
399
A
HOH
400
3
HOH
HOH
400
A
HOH
401
3
HOH
HOH
401
A
HOH
402
3
HOH
HOH
402
A
HOH
403
3
HOH
HOH
403
A
HOH
404
3
HOH
HOH
404
A
HOH
405
3
HOH
HOH
405
A
HOH
406
3
HOH
HOH
406
A
HOH
407
3
HOH
HOH
407
A
HOH
408
3
HOH
HOH
408
A
HOH
409
3
HOH
HOH
409
A
HOH
410
3
HOH
HOH
410
A
HOH
411
3
HOH
HOH
411
A
HOH
412
3
HOH
HOH
412
A
HOH
413
3
HOH
HOH
413
A
HOH
414
3
HOH
HOH
414
A
HOH
415
3
HOH
HOH
415
A
HOH
416
3
HOH
HOH
416
A
HOH
417
3
HOH
HOH
417
A
HOH
418
3
HOH
HOH
418
A
HOH
419
3
HOH
HOH
419
A
HOH
420
3
HOH
HOH
420
A
HOH
421
3
HOH
HOH
421
A
HOH
422
3
HOH
HOH
422
A
HOH
423
3
HOH
HOH
423
A
HOH
424
3
HOH
HOH
424
A
HOH
425
3
HOH
HOH
425
A
HOH
426
3
HOH
HOH
426
A
HOH
427
3
HOH
HOH
427
A
HOH
428
3
HOH
HOH
428
A
HOH
429
3
HOH
HOH
429
A
HOH
430
3
HOH
HOH
430
A
HOH
431
3
HOH
HOH
431
A
HOH
432
3
HOH
HOH
432
A
HOH
433
3
HOH
HOH
433
A
HOH
434
3
HOH
HOH
434
A
HOH
435
3
HOH
HOH
435
A
HOH
436
3
HOH
HOH
436
A
HOH
437
3
HOH
HOH
437
A
HOH
438
3
HOH
HOH
438
A
HOH
439
3
HOH
HOH
439
A
HOH
440
3
HOH
HOH
440
A
HOH
441
3
HOH
HOH
441
A
HOH
442
3
HOH
HOH
442
A
HOH
443
3
HOH
HOH
443
A
HOH
444
3
HOH
HOH
444
A
HOH
445
3
HOH
HOH
445
A
HOH
446
3
HOH
HOH
446
A
HOH
447
3
HOH
HOH
447
A
HOH
448
3
HOH
HOH
448
A
HOH
449
3
HOH
HOH
449
A
HOH
450
3
HOH
HOH
450
A
HOH
451
3
HOH
HOH
451
A
HOH
452
3
HOH
HOH
452
A
HOH
453
3
HOH
HOH
453
A
HOH
454
3
HOH
HOH
454
A
HOH
455
3
HOH
HOH
455
A
HOH
456
3
HOH
HOH
456
A
HOH
457
3
HOH
HOH
457
A
HOH
458
3
HOH
HOH
458
A
HOH
459
3
HOH
HOH
459
A
HOH
460
3
HOH
HOH
460
A
HOH
461
3
HOH
HOH
461
A
HOH
462
3
HOH
HOH
462
A
HOH
463
3
HOH
HOH
463
A
HOH
464
3
HOH
HOH
464
A
HOH
465
3
HOH
HOH
465
A
HOH
466
3
HOH
HOH
466
A
HOH
467
3
HOH
HOH
467
A
HOH
468
3
HOH
HOH
468
A
HOH
469
3
HOH
HOH
469
A
HOH
470
3
HOH
HOH
470
A
HOH
471
3
HOH
HOH
471
A
HOH
472
3
HOH
HOH
472
A
HOH
473
3
HOH
HOH
473
A
HOH
474
3
HOH
HOH
474
A
HOH
475
3
HOH
HOH
475
A
HOH
476
3
HOH
HOH
476
A
HOH
477
3
HOH
HOH
477
A
HOH
478
3
HOH
HOH
478
A
HOH
479
3
HOH
HOH
479
A
HOH
480
3
HOH
HOH
480
A
HOH
481
3
HOH
HOH
481
A
HOH
482
3
HOH
HOH
482
A
HOH
483
3
HOH
HOH
483
A
HOH
484
3
HOH
HOH
484
A
HOH
485
3
HOH
HOH
485
A
HOH
486
3
HOH
HOH
486
A
HOH
487
3
HOH
HOH
487
A
HOH
488
3
HOH
HOH
488
A
HOH
489
3
HOH
HOH
489
A
HOH
490
3
HOH
HOH
490
A
HIS
26
n
1
HIS
26
A
PRO
27
n
2
PRO
27
A
GLU
28
n
3
GLU
28
A
THR
29
n
4
THR
29
A
LEU
30
n
5
LEU
30
A
VAL
31
n
6
VAL
31
A
LYS
32
n
7
LYS
32
A
VAL
33
n
8
VAL
33
A
LYS
34
n
9
LYS
34
A
ASP
35
n
10
ASP
35
A
ALA
36
n
11
ALA
36
A
GLU
37
n
12
GLU
37
A
ASP
38
n
13
ASP
38
A
GLN
39
n
14
GLN
39
A
LEU
40
n
15
LEU
40
A
GLY
41
n
16
GLY
41
A
ALA
42
n
17
ALA
42
A
ARG
43
n
18
ARG
43
A
VAL
44
n
19
VAL
44
A
GLY
45
n
20
GLY
45
A
TYR
46
n
21
TYR
46
A
ILE
47
n
22
ILE
47
A
GLU
48
n
23
GLU
48
A
LEU
49
n
24
LEU
49
A
ASP
50
n
25
ASP
50
A
LEU
51
n
26
LEU
51
A
ASN
52
n
27
ASN
52
A
SER
53
n
28
SER
53
A
GLY
54
n
29
GLY
54
A
LYS
55
n
30
LYS
55
A
ILE
56
n
31
ILE
56
A
LEU
57
n
32
LEU
57
A
GLU
58
n
33
GLU
58
A
SER
59
n
34
SER
59
A
PHE
60
n
35
PHE
60
A
ARG
61
n
36
ARG
61
A
PRO
62
n
37
PRO
62
A
GLU
63
n
38
GLU
63
A
GLU
64
n
39
GLU
64
A
ARG
65
n
40
ARG
65
A
PHE
66
n
41
PHE
66
A
PRO
67
n
42
PRO
67
A
MET
68
n
43
MET
68
A
MET
69
n
44
MET
69
A
SER
70
n
45
SER
70
A
THR
71
n
46
THR
71
A
PHE
72
n
47
PHE
72
A
LYS
73
n
48
LYS
73
A
VAL
74
n
49
VAL
74
A
LEU
75
n
50
LEU
75
A
LEU
76
n
51
LEU
76
A
CYS
77
n
52
CYS
77
A
GLY
78
n
53
GLY
78
A
ALA
79
n
54
ALA
79
A
VAL
80
n
55
VAL
80
A
LEU
81
n
56
LEU
81
A
SER
82
n
57
SER
82
A
ARG
83
n
58
ARG
83
A
ILE
84
n
59
ILE
84
A
ASP
85
n
60
ASP
85
A
ALA
86
n
61
ALA
86
A
GLY
87
n
62
GLY
87
A
GLN
88
n
63
GLN
88
A
GLU
89
n
64
GLU
89
A
GLN
90
n
65
GLN
90
A
LEU
91
n
66
LEU
91
A
GLY
92
n
67
GLY
92
A
ARG
93
n
68
ARG
93
A
ARG
94
n
69
ARG
94
A
ILE
95
n
70
ILE
95
A
HIS
96
n
71
HIS
96
A
TYR
97
n
72
TYR
97
A
SER
98
n
73
SER
98
A
GLN
99
n
74
GLN
99
A
ASN
100
n
75
ASN
100
A
ASP
101
n
76
ASP
101
A
LEU
102
n
77
LEU
102
A
VAL
103
n
78
VAL
103
A
GLU
104
n
79
GLU
104
A
TYR
105
n
80
TYR
105
A
SER
106
n
81
SER
106
A
PRO
107
n
82
PRO
107
A
VAL
108
n
83
VAL
108
A
THR
109
n
84
THR
109
A
GLU
110
n
85
GLU
110
A
LYS
111
n
86
LYS
111
A
HIS
112
n
87
HIS
112
A
LEU
113
n
88
LEU
113
A
THR
114
n
89
THR
114
A
ASP
115
n
90
ASP
115
A
GLY
116
n
91
GLY
116
A
MET
117
n
92
MET
117
A
THR
118
n
93
THR
118
A
VAL
119
n
94
VAL
119
A
ARG
120
n
95
ARG
120
A
GLU
121
n
96
GLU
121
A
LEU
122
n
97
LEU
122
A
CYS
123
n
98
CYS
123
A
SER
124
n
99
SER
124
A
ALA
125
n
100
ALA
125
A
ALA
126
n
101
ALA
126
A
ILE
127
n
102
ILE
127
A
THR
128
n
103
THR
128
A
MET
129
n
104
MET
129
A
SER
130
n
105
SER
130
A
ASP
131
n
106
ASP
131
A
ASN
132
n
107
ASN
132
A
THR
133
n
108
THR
133
A
ALA
134
n
109
ALA
134
A
ALA
135
n
110
ALA
135
A
ASN
136
n
111
ASN
136
A
LEU
137
n
112
LEU
137
A
LEU
138
n
113
LEU
138
A
LEU
139
n
114
LEU
139
A
THR
140
n
115
THR
140
A
THR
141
n
116
THR
141
A
ILE
142
n
117
ILE
142
A
GLY
143
n
118
GLY
143
A
GLY
144
n
119
GLY
144
A
PRO
145
n
120
PRO
145
A
LYS
146
n
121
LYS
146
A
GLU
147
n
122
GLU
147
A
LEU
148
n
123
LEU
148
A
THR
149
n
124
THR
149
A
ALA
150
n
125
ALA
150
A
PHE
151
n
126
PHE
151
A
LEU
152
n
127
LEU
152
A
HIS
153
n
128
HIS
153
A
ASN
154
n
129
ASN
154
A
MET
155
n
130
MET
155
A
GLY
156
n
131
GLY
156
A
ASP
157
n
132
ASP
157
A
HIS
158
n
133
HIS
158
A
VAL
159
n
134
VAL
159
A
THR
160
n
135
THR
160
A
ARG
161
n
136
ARG
161
A
LEU
162
n
137
LEU
162
A
ASP
163
n
138
ASP
163
A
ARG
164
n
139
ARG
164
A
TRP
165
n
140
TRP
165
A
GLU
166
n
141
GLU
166
A
PRO
167
n
142
PRO
167
A
GLU
168
n
143
GLU
168
A
LEU
169
n
144
LEU
169
A
ASN
170
n
145
ASN
170
A
GLU
171
n
146
GLU
171
A
ALA
172
n
147
ALA
172
A
ILE
173
n
148
ILE
173
A
PRO
174
n
149
PRO
174
A
ASN
175
n
150
ASN
175
A
ASP
176
n
151
ASP
176
A
GLU
177
n
152
GLU
177
A
ARG
178
n
153
ARG
178
A
ASP
179
n
154
ASP
179
A
THR
180
n
155
THR
180
A
THR
181
n
156
THR
181
A
MET
182
n
157
MET
182
A
PRO
183
n
158
PRO
183
A
VAL
184
n
159
VAL
184
A
ALA
185
n
160
ALA
185
A
MET
186
n
161
MET
186
A
ALA
187
n
162
ALA
187
A
THR
188
n
163
THR
188
A
THR
189
n
164
THR
189
A
LEU
190
n
165
LEU
190
A
ARG
191
n
166
ARG
191
A
LYS
192
n
167
LYS
192
A
LEU
193
n
168
LEU
193
A
LEU
194
n
169
LEU
194
A
THR
195
n
170
THR
195
A
GLY
196
n
171
GLY
196
A
GLU
197
n
172
GLU
197
A
LEU
198
n
173
LEU
198
A
LEU
199
n
174
LEU
199
A
THR
200
n
175
THR
200
A
LEU
201
n
176
LEU
201
A
ALA
202
n
177
ALA
202
A
SER
203
n
178
SER
203
A
ARG
204
n
179
ARG
204
A
GLN
205
n
180
GLN
205
A
GLN
206
n
181
GLN
206
A
LEU
207
n
182
LEU
207
A
ILE
208
n
183
ILE
208
A
ASP
209
n
184
ASP
209
A
TRP
210
n
185
TRP
210
A
MET
211
n
186
MET
211
A
GLU
212
n
187
GLU
212
A
ALA
213
n
188
ALA
213
A
ASP
214
n
189
ASP
214
A
LYS
215
n
190
LYS
215
A
VAL
216
n
191
VAL
216
A
ALA
217
n
192
ALA
217
A
GLY
218
n
193
GLY
218
A
PRO
219
n
194
PRO
219
A
LEU
220
n
195
LEU
220
A
LEU
221
n
196
LEU
221
A
ARG
222
n
197
ARG
222
A
SER
223
n
198
SER
223
A
ALA
224
n
199
ALA
224
A
LEU
225
n
200
LEU
225
A
PRO
226
n
201
PRO
226
A
ALA
227
n
202
ALA
227
A
GLY
228
n
203
GLY
228
A
TRP
229
n
204
TRP
229
A
PHE
230
n
205
PHE
230
A
ILE
231
n
206
ILE
231
A
ALA
232
n
207
ALA
232
A
ASP
233
n
208
ASP
233
A
LYS
234
n
209
LYS
234
A
SER
235
n
210
SER
235
A
GLY
236
n
211
GLY
236
A
ALA
237
n
212
ALA
237
A
GLY
238
n
213
GLY
238
A
GLU
240
n
214
GLU
240
A
ARG
241
n
215
ARG
241
A
GLY
242
n
216
GLY
242
A
SER
243
n
217
SER
243
A
ARG
244
n
218
ARG
244
A
GLY
245
n
219
GLY
245
A
ILE
246
n
220
ILE
246
A
ILE
247
n
221
ILE
247
A
ALA
248
n
222
ALA
248
A
ALA
249
n
223
ALA
249
A
LEU
250
n
224
LEU
250
A
GLY
251
n
225
GLY
251
A
PRO
252
n
226
PRO
252
A
ASP
254
n
227
ASP
254
A
GLY
255
n
228
GLY
255
A
LYS
256
n
229
LYS
256
A
PRO
257
n
230
PRO
257
A
SER
258
n
231
SER
258
A
ARG
259
n
232
ARG
259
A
ILE
260
n
233
ILE
260
A
VAL
261
n
234
VAL
261
A
VAL
262
n
235
VAL
262
A
ILE
263
n
236
ILE
263
A
TYR
264
n
237
TYR
264
A
THR
265
n
238
THR
265
A
THR
266
n
239
THR
266
A
GLY
267
n
240
GLY
267
A
SER
268
n
241
SER
268
A
GLN
269
n
242
GLN
269
A
ALA
270
n
243
ALA
270
A
THR
271
n
244
THR
271
A
MET
272
n
245
MET
272
A
ASP
273
n
246
ASP
273
A
GLU
274
n
247
GLU
274
A
ARG
275
n
248
ARG
275
A
ASN
276
n
249
ASN
276
A
ARG
277
n
250
ARG
277
A
GLN
278
n
251
GLN
278
A
ILE
279
n
252
ILE
279
A
ALA
280
n
253
ALA
280
A
GLU
281
n
254
GLU
281
A
ILE
282
n
255
ILE
282
A
GLY
283
n
256
GLY
283
A
ALA
284
n
257
ALA
284
A
SER
285
n
258
SER
285
A
LEU
286
n
259
LEU
286
A
ILE
287
n
260
ILE
287
A
LYS
288
n
261
LYS
288
A
HIS
289
n
262
HIS
289
A
TRP
290
n
263
TRP
290
A
author_defined_assembly
1
monomeric
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
4.74
0.50
120.30
125.04
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
65
65
65
N
1
3.07
0.50
120.30
123.37
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
83
83
83
N
1
3.43
0.50
120.30
123.73
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
164
164
164
N
1
4.95
0.80
106.30
111.25
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
165
165
165
N
1
-5.28
0.80
107.30
102.02
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
165
165
165
N
1
-4.02
0.50
120.30
116.28
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
204
204
204
N
1
5.34
0.80
106.30
111.64
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
210
210
210
N
1
-4.81
0.80
107.30
102.49
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
210
210
210
N
1
6.10
0.80
106.30
112.40
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
229
229
229
N
1
-5.53
0.80
107.30
101.77
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
229
229
229
N
1
4.15
0.50
120.30
124.45
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
244
244
244
N
1
4.79
0.50
120.30
125.09
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
275
275
275
N
1
-3.14
0.50
120.30
117.16
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
275
275
275
N
1
14.77
2.30
115.30
130.07
A
A
A
CA
CB
CG
LEU
LEU
LEU
286
286
286
N
1
5.87
0.80
106.30
112.17
A
A
A
CD1
CG
CD2
TRP
TRP
TRP
290
290
290
N
1
-5.76
0.80
107.30
101.54
A
A
A
CE2
CD2
CG
TRP
TRP
TRP
290
290
290
N
1
A
A
NE2
CD2
HIS
HIS
26
26
-0.069
0.011
1.373
1.304
N
1
A
A
NE2
CD2
HIS
HIS
153
153
-0.077
0.011
1.373
1.296
N
1
A
A
NE2
CD2
HIS
HIS
289
289
-0.067
0.011
1.373
1.306
N
1
A
MET
69
53.67
-148.20
1
A
TYR
105
56.30
76.78
1
A
LEU
220
-103.38
-117.09
1
A
SER
258
-142.19
-4.26
THE STRUCTURE WAS SOLVED BY MULTIPLE ISOMORPHOUS
REPLACEMENT, USING FOUR HEAVY ATOM DERIVATIVES, COMBINED
WITH MOLECULAR REPLACEMENT, USING THE C ALPHA COORDINATES
OF THE S. AUREUS PC1 BETA-LACTAMASE, REFINED AT 2.5
RESOLUTION (HERZBERG AND MOULT, 1987, SCIENCE,
236:694-701).
0.164
0.164
1.8
5.0
22510
1
1.0
1.8
5.0
199
2236
5
0
2032
0.019
2.66
model building
X-PLOR
refinement
PROLSQ
refinement
X-PLOR
phasing
X-PLOR
BETA-LACTAMASE TEM1 (E.C.3.5.2.6)
CRYSTAL STRUCTURE OF ESCHERICHIA COLI TEM1 BETA-LACTAMASE AT 1.8 ANGSTROMS RESOLUTION
1
N
N
2
N
N
3
N
N
A
HIS
26
A
HIS
1
HELX_P
A
LEU
40
A
LEU
15
1
H1
15
A
MET
69
A
MET
44
HELX_P
BEARS THE CATALYTIC SERINE
A
THR
71
A
THR
46
5
H2A
3
A
PHE
72
A
PHE
47
HELX_P
A
ASP
85
A
ASP
60
1
H2B
14
A
THR
109
A
THR
84
HELX_P
A
LYS
111
A
LYS
86
5
H3
3
A
VAL
119
A
VAL
94
HELX_P
A
THR
128
A
THR
103
1
H4
10
A
ASN
132
A
ASN
107
HELX_P
A
ILE
142
A
ILE
117
1
H5
11
A
PRO
145
A
PRO
120
HELX_P
A
ASN
154
A
ASN
129
1
H6
10
A
GLU
168
A
GLU
143
HELX_P
A
ASN
170
A
ASN
145
5
H7
3
A
PRO
183
A
PRO
158
HELX_P
A
THR
195
A
THR
170
1
H8
13
A
LEU
201
A
LEU
176
HELX_P
A
GLU
212
A
GLU
187
1
H9
12
A
LEU
221
A
LEU
196
HELX_P
A
ALA
224
A
ALA
199
5
H10
4
A
MET
272
A
MET
245
HELX_P
A
LYS
288
A
LYS
261
1
H11
17
disulf
2.014
A
CYS
77
A
SG
CYS
52
1_555
A
CYS
123
A
SG
CYS
98
1_555
HYDROLASE
HYDROLASE
A
GLU
166
A
GLU
141
1
A
PRO
167
A
PRO
142
0.92
BLAT_ECOLI
UNP
1
1
P62593
MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLS
RIDAGQEQLGRRIHYSQNDLVEYSPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRL
DRWEPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGS
RGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGASLIKHW
24
286
1BTL
26
290
P62593
A
1
1
263
5
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ILE
56
A
ILE
31
A
PHE
60
A
PHE
35
A
ARG
43
A
ARG
18
A
ASP
50
A
ASP
25
A
ARG
259
A
ARG
232
A
THR
266
A
THR
239
A
ARG
244
A
ARG
218
A
GLY
251
A
GLY
225
A
PHE
230
A
PHE
205
A
ALA
237
A
ALA
212
Unknown
11
BINDING SITE FOR RESIDUE SO4 A 291
Software
7
A
SER
70
A
SER
45
11
1_555
A
LYS
73
A
LYS
48
11
1_555
A
SER
130
A
SER
105
11
1_555
A
ASN
132
A
ASN
107
11
1_555
A
GLU
166
A
GLU
141
11
1_555
A
LYS
234
A
LYS
209
11
1_555
A
SER
235
A
SER
210
11
1_555
A
GLY
236
A
GLY
211
11
1_555
A
ALA
237
A
ALA
212
11
1_555
A
GLY
238
A
GLY
213
11
1_555
A
ARG
244
A
ARG
218
11
1_555
A
SER
70
A
SER
45
7
1_555
A
SER
130
A
SER
105
7
1_555
A
SER
235
A
SER
210
7
1_555
A
GLY
236
A
GLY
211
7
1_555
A
ARG
244
A
ARG
218
7
1_555
A
HOH
323
C
HOH
7
1_555
A
HOH
437
C
HOH
7
1_555
19
P 21 21 21