0.019775
0.000000
0.000000
0.000000
0.017262
0.000000
0.000000
0.000000
0.013383
0.00000
0.00000
0.00000
Wilmouth, R.C.
Clifton, I.J.
Schofield, C.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
50.570
57.930
74.720
C13 H17 N O6 S
315.342
(3R)-3-ethyl-N-[(4-methylphenyl)sulfonyl]-L-aspartic acid
non-polymer
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
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
Biochemistry
BICHAW
0033
0006-2960
37
17506
17513
10.1021/bi9816249
9860865
Inhibition of elastase by N-sulfonylaryl beta-lactams: anatomy of a stable acyl-enzyme complex.
1998
US
Nat.Struct.Biol.
NSBIEW
2024
1072-8368
4
456
Structure of a Specific Acyl-Enzyme Complex Formed between Beta-Casomorphin-7 and Porcine Pancreatic Elastase
1997
US
Arch.Biochem.Biophys.
ABBIA4
0158
0003-9861
296
704
Inhibition of Human Serine Proteases by Substituted 2-Azetidinones
1992
US
Biochemistry
BICHAW
0033
0006-2960
31
8160
Specificity, Stability, and Potency of Monocyclic Beta-Lactam Inhibitors of Human Leucocyte Elastase
1992
UK
Tetrahedron
TETRAB
0016
0040-4020
46
2255
Monocyclic Beta-Lactam Inhibitors of Human Leukocyte Elastase
1990
DK
Acta Crystallogr.,Sect.B
ASBSDK
0622
0108-7681
44
26
Structure of Native Porcine Pancreatic Elastase at 1.65 A Resolution
1988
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
1996-05
MARRESEARCH
SI(111)
M
x-ray
1
0.87
1.0
PX9.6
SRS
0.87
SYNCHROTRON
SRS BEAMLINE PX9.6
PORCINE PANCREATIC ELASTASE
25928.031
ELASTASE
3.4.21.36
1
nat
polymer
40.078
CALCIUM ION
1
syn
non-polymer
96.063
SULFATE ION
1
syn
non-polymer
315.342
(3R)-3-ethyl-N-[(4-methylphenyl)sulfonyl]-L-aspartic acid
1
syn
non-polymer
18.015
water
206
nat
water
PPE
no
no
VVGGTEAQRNSWPSQISLQYRSGSSWAHTCGGTLIRQNWVMTAAHCVDRELTFRVVVGEHNLNQNNGTEQYVGVQKIVVH
PYWNTDDVAAGYDIALLRLAQSVTLNSYVQLGVLPRAGTILANNSPCYITGWGLTRTNGQLAQTLQQAYLPTVDYAICSS
SSYWGSTVKNSMVCAGGDGVRSGCQGDSGGPLHCLVNGQYAVHGVTSFVSRLGCNVTRKPTVFTRVSAYISWINNVIASN
VVGGTEAQRNSWPSQISLQYRSGSSWAHTCGGTLIRQNWVMTAAHCVDRELTFRVVVGEHNLNQNNGTEQYVGVQKIVVH
PYWNTDDVAAGYDIALLRLAQSVTLNSYVQLGVLPRAGTILANNSPCYITGWGLTRTNGQLAQTLQQAYLPTVDYAICSS
SSYWGSTVKNSMVCAGGDGVRSGCQGDSGGPLHCLVNGQYAVHGVTSFVSRLGCNVTRKPTVFTRVSAYISWINNVIASN
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
pig
Sus
sample
9823
PANCREAS
Sus scrofa
1
1.86
33.2
5.0
pH 5.0
repository
Initial release
Version format compliance
Non-polymer description
Version format compliance
1
0
1999-02-16
1
1
2008-03-24
1
2
2011-07-13
Y
BNL
1998-09-01
REL
CA
CALCIUM ION
SO4
SULFATE ION
2BL
(3R)-3-ethyl-N-[(4-methylphenyl)sulfonyl]-L-aspartic acid
HOH
water
CA
260
2
CA
CA
260
A
SO4
270
3
SO4
SO4
270
A
2BL
7
4
2BL
2BL
7
A
HOH
300
5
HOH
HOH
300
A
HOH
301
5
HOH
HOH
301
A
HOH
302
5
HOH
HOH
302
A
HOH
303
5
HOH
HOH
303
A
HOH
304
5
HOH
HOH
304
A
HOH
305
5
HOH
HOH
305
A
HOH
306
5
HOH
HOH
306
A
HOH
307
5
HOH
HOH
307
A
HOH
308
5
HOH
HOH
308
A
HOH
309
5
HOH
HOH
309
A
HOH
310
5
HOH
HOH
310
A
HOH
311
5
HOH
HOH
311
A
HOH
312
5
HOH
HOH
312
A
HOH
313
5
HOH
HOH
313
A
HOH
314
5
HOH
HOH
314
A
HOH
315
5
HOH
HOH
315
A
HOH
316
5
HOH
HOH
316
A
HOH
317
5
HOH
HOH
317
A
HOH
318
5
HOH
HOH
318
A
HOH
319
5
HOH
HOH
319
A
HOH
320
5
HOH
HOH
320
A
HOH
321
5
HOH
HOH
321
A
HOH
322
5
HOH
HOH
322
A
HOH
323
5
HOH
HOH
323
A
HOH
324
5
HOH
HOH
324
A
HOH
325
5
HOH
HOH
325
A
HOH
326
5
HOH
HOH
326
A
HOH
327
5
HOH
HOH
327
A
HOH
328
5
HOH
HOH
328
A
HOH
329
5
HOH
HOH
329
A
HOH
330
5
HOH
HOH
330
A
HOH
331
5
HOH
HOH
331
A
HOH
332
5
HOH
HOH
332
A
HOH
333
5
HOH
HOH
333
A
HOH
334
5
HOH
HOH
334
A
HOH
335
5
HOH
HOH
335
A
HOH
336
5
HOH
HOH
336
A
HOH
337
5
HOH
HOH
337
A
HOH
338
5
HOH
HOH
338
A
HOH
339
5
HOH
HOH
339
A
HOH
340
5
HOH
HOH
340
A
HOH
341
5
HOH
HOH
341
A
HOH
342
5
HOH
HOH
342
A
HOH
343
5
HOH
HOH
343
A
HOH
344
5
HOH
HOH
344
A
HOH
345
5
HOH
HOH
345
A
HOH
346
5
HOH
HOH
346
A
HOH
347
5
HOH
HOH
347
A
HOH
348
5
HOH
HOH
348
A
HOH
349
5
HOH
HOH
349
A
HOH
350
5
HOH
HOH
350
A
HOH
351
5
HOH
HOH
351
A
HOH
352
5
HOH
HOH
352
A
HOH
353
5
HOH
HOH
353
A
HOH
354
5
HOH
HOH
354
A
HOH
355
5
HOH
HOH
355
A
HOH
356
5
HOH
HOH
356
A
HOH
357
5
HOH
HOH
357
A
HOH
358
5
HOH
HOH
358
A
HOH
359
5
HOH
HOH
359
A
HOH
360
5
HOH
HOH
360
A
HOH
361
5
HOH
HOH
361
A
HOH
362
5
HOH
HOH
362
A
HOH
363
5
HOH
HOH
363
A
HOH
364
5
HOH
HOH
364
A
HOH
365
5
HOH
HOH
365
A
HOH
366
5
HOH
HOH
366
A
HOH
367
5
HOH
HOH
367
A
HOH
368
5
HOH
HOH
368
A
HOH
369
5
HOH
HOH
369
A
HOH
370
5
HOH
HOH
370
A
HOH
371
5
HOH
HOH
371
A
HOH
372
5
HOH
HOH
372
A
HOH
373
5
HOH
HOH
373
A
HOH
374
5
HOH
HOH
374
A
HOH
375
5
HOH
HOH
375
A
HOH
376
5
HOH
HOH
376
A
HOH
377
5
HOH
HOH
377
A
HOH
378
5
HOH
HOH
378
A
HOH
379
5
HOH
HOH
379
A
HOH
380
5
HOH
HOH
380
A
HOH
381
5
HOH
HOH
381
A
HOH
382
5
HOH
HOH
382
A
HOH
383
5
HOH
HOH
383
A
HOH
384
5
HOH
HOH
384
A
HOH
385
5
HOH
HOH
385
A
HOH
386
5
HOH
HOH
386
A
HOH
387
5
HOH
HOH
387
A
HOH
388
5
HOH
HOH
388
A
HOH
389
5
HOH
HOH
389
A
HOH
390
5
HOH
HOH
390
A
HOH
391
5
HOH
HOH
391
A
HOH
392
5
HOH
HOH
392
A
HOH
393
5
HOH
HOH
393
A
HOH
394
5
HOH
HOH
394
A
HOH
395
5
HOH
HOH
395
A
HOH
396
5
HOH
HOH
396
A
HOH
397
5
HOH
HOH
397
A
HOH
398
5
HOH
HOH
398
A
HOH
399
5
HOH
HOH
399
A
HOH
400
5
HOH
HOH
400
A
HOH
401
5
HOH
HOH
401
A
HOH
402
5
HOH
HOH
402
A
HOH
403
5
HOH
HOH
403
A
HOH
404
5
HOH
HOH
404
A
HOH
405
5
HOH
HOH
405
A
HOH
406
5
HOH
HOH
406
A
HOH
407
5
HOH
HOH
407
A
HOH
408
5
HOH
HOH
408
A
HOH
409
5
HOH
HOH
409
A
HOH
410
5
HOH
HOH
410
A
HOH
411
5
HOH
HOH
411
A
HOH
412
5
HOH
HOH
412
A
HOH
413
5
HOH
HOH
413
A
HOH
414
5
HOH
HOH
414
A
HOH
415
5
HOH
HOH
415
A
HOH
416
5
HOH
HOH
416
A
HOH
417
5
HOH
HOH
417
A
HOH
418
5
HOH
HOH
418
A
HOH
419
5
HOH
HOH
419
A
HOH
420
5
HOH
HOH
420
A
HOH
421
5
HOH
HOH
421
A
HOH
422
5
HOH
HOH
422
A
HOH
423
5
HOH
HOH
423
A
HOH
424
5
HOH
HOH
424
A
HOH
425
5
HOH
HOH
425
A
HOH
426
5
HOH
HOH
426
A
HOH
427
5
HOH
HOH
427
A
HOH
428
5
HOH
HOH
428
A
HOH
429
5
HOH
HOH
429
A
HOH
430
5
HOH
HOH
430
A
HOH
431
5
HOH
HOH
431
A
HOH
432
5
HOH
HOH
432
A
HOH
433
5
HOH
HOH
433
A
HOH
434
5
HOH
HOH
434
A
HOH
435
5
HOH
HOH
435
A
HOH
436
5
HOH
HOH
436
A
HOH
437
5
HOH
HOH
437
A
HOH
438
5
HOH
HOH
438
A
HOH
439
5
HOH
HOH
439
A
HOH
440
5
HOH
HOH
440
A
HOH
441
5
HOH
HOH
441
A
HOH
442
5
HOH
HOH
442
A
HOH
443
5
HOH
HOH
443
A
HOH
444
5
HOH
HOH
444
A
HOH
445
5
HOH
HOH
445
A
HOH
446
5
HOH
HOH
446
A
HOH
447
5
HOH
HOH
447
A
HOH
448
5
HOH
HOH
448
A
HOH
449
5
HOH
HOH
449
A
HOH
450
5
HOH
HOH
450
A
HOH
451
5
HOH
HOH
451
A
HOH
452
5
HOH
HOH
452
A
HOH
453
5
HOH
HOH
453
A
HOH
454
5
HOH
HOH
454
A
HOH
455
5
HOH
HOH
455
A
HOH
456
5
HOH
HOH
456
A
HOH
457
5
HOH
HOH
457
A
HOH
458
5
HOH
HOH
458
A
HOH
459
5
HOH
HOH
459
A
HOH
460
5
HOH
HOH
460
A
HOH
461
5
HOH
HOH
461
A
HOH
462
5
HOH
HOH
462
A
HOH
463
5
HOH
HOH
463
A
HOH
464
5
HOH
HOH
464
A
HOH
465
5
HOH
HOH
465
A
HOH
466
5
HOH
HOH
466
A
HOH
467
5
HOH
HOH
467
A
HOH
468
5
HOH
HOH
468
A
HOH
469
5
HOH
HOH
469
A
HOH
470
5
HOH
HOH
470
A
HOH
471
5
HOH
HOH
471
A
HOH
472
5
HOH
HOH
472
A
HOH
473
5
HOH
HOH
473
A
HOH
474
5
HOH
HOH
474
A
HOH
475
5
HOH
HOH
475
A
HOH
476
5
HOH
HOH
476
A
HOH
477
5
HOH
HOH
477
A
HOH
478
5
HOH
HOH
478
A
HOH
479
5
HOH
HOH
479
A
HOH
480
5
HOH
HOH
480
A
HOH
481
5
HOH
HOH
481
A
HOH
482
5
HOH
HOH
482
A
HOH
483
5
HOH
HOH
483
A
HOH
484
5
HOH
HOH
484
A
HOH
485
5
HOH
HOH
485
A
HOH
486
5
HOH
HOH
486
A
HOH
487
5
HOH
HOH
487
A
HOH
488
5
HOH
HOH
488
A
HOH
489
5
HOH
HOH
489
A
HOH
490
5
HOH
HOH
490
A
HOH
491
5
HOH
HOH
491
A
HOH
492
5
HOH
HOH
492
A
HOH
493
5
HOH
HOH
493
A
HOH
494
5
HOH
HOH
494
A
HOH
495
5
HOH
HOH
495
A
HOH
496
5
HOH
HOH
496
A
HOH
497
5
HOH
HOH
497
A
HOH
498
5
HOH
HOH
498
A
HOH
499
5
HOH
HOH
499
A
HOH
500
5
HOH
HOH
500
A
HOH
501
5
HOH
HOH
501
A
HOH
502
5
HOH
HOH
502
A
HOH
503
5
HOH
HOH
503
A
HOH
504
5
HOH
HOH
504
A
HOH
505
5
HOH
HOH
505
A
VAL
16
n
1
VAL
16
A
VAL
17
n
2
VAL
17
A
GLY
18
n
3
GLY
18
A
GLY
19
n
4
GLY
19
A
THR
20
n
5
THR
20
A
GLU
21
n
6
GLU
21
A
ALA
22
n
7
ALA
22
A
GLN
23
n
8
GLN
23
A
ARG
24
n
9
ARG
24
A
ASN
25
n
10
ASN
25
A
SER
26
n
11
SER
26
A
TRP
27
n
12
TRP
27
A
PRO
28
n
13
PRO
28
A
SER
29
n
14
SER
29
A
GLN
30
n
15
GLN
30
A
ILE
31
n
16
ILE
31
A
SER
32
n
17
SER
32
A
LEU
33
n
18
LEU
33
A
GLN
34
n
19
GLN
34
A
TYR
35
n
20
TYR
35
A
ARG
36
n
21
ARG
36
A
SER
36
n
22
A
SER
36
A
GLY
36
n
23
B
GLY
36
A
SER
36
n
24
C
SER
36
A
SER
37
n
25
SER
37
A
TRP
38
n
26
TRP
38
A
ALA
39
n
27
ALA
39
A
HIS
40
n
28
HIS
40
A
THR
41
n
29
THR
41
A
CYS
42
n
30
CYS
42
A
GLY
43
n
31
GLY
43
A
GLY
44
n
32
GLY
44
A
THR
45
n
33
THR
45
A
LEU
46
n
34
LEU
46
A
ILE
47
n
35
ILE
47
A
ARG
48
n
36
ARG
48
A
GLN
49
n
37
GLN
49
A
ASN
50
n
38
ASN
50
A
TRP
51
n
39
TRP
51
A
VAL
52
n
40
VAL
52
A
MET
53
n
41
MET
53
A
THR
54
n
42
THR
54
A
ALA
55
n
43
ALA
55
A
ALA
56
n
44
ALA
56
A
HIS
57
n
45
HIS
57
A
CYS
58
n
46
CYS
58
A
VAL
59
n
47
VAL
59
A
ASP
60
n
48
ASP
60
A
ARG
61
n
49
ARG
61
A
GLU
62
n
50
GLU
62
A
LEU
63
n
51
LEU
63
A
THR
64
n
52
THR
64
A
PHE
65
n
53
PHE
65
A
ARG
65
n
54
A
ARG
65
A
VAL
66
n
55
VAL
66
A
VAL
67
n
56
VAL
67
A
VAL
68
n
57
VAL
68
A
GLY
69
n
58
GLY
69
A
GLU
70
n
59
GLU
70
A
HIS
71
n
60
HIS
71
A
ASN
72
n
61
ASN
72
A
LEU
73
n
62
LEU
73
A
ASN
74
n
63
ASN
74
A
GLN
75
n
64
GLN
75
A
ASN
76
n
65
ASN
76
A
ASN
77
n
66
ASN
77
A
GLY
78
n
67
GLY
78
A
THR
79
n
68
THR
79
A
GLU
80
n
69
GLU
80
A
GLN
81
n
70
GLN
81
A
TYR
82
n
71
TYR
82
A
VAL
83
n
72
VAL
83
A
GLY
84
n
73
GLY
84
A
VAL
85
n
74
VAL
85
A
GLN
86
n
75
GLN
86
A
LYS
87
n
76
LYS
87
A
ILE
88
n
77
ILE
88
A
VAL
89
n
78
VAL
89
A
VAL
90
n
79
VAL
90
A
HIS
91
n
80
HIS
91
A
PRO
92
n
81
PRO
92
A
TYR
93
n
82
TYR
93
A
TRP
94
n
83
TRP
94
A
ASN
95
n
84
ASN
95
A
THR
96
n
85
THR
96
A
ASP
97
n
86
ASP
97
A
ASP
98
n
87
ASP
98
A
VAL
99
n
88
VAL
99
A
ALA
99
n
89
A
ALA
99
A
ALA
99
n
90
B
ALA
99
A
GLY
100
n
91
GLY
100
A
TYR
101
n
92
TYR
101
A
ASP
102
n
93
ASP
102
A
ILE
103
n
94
ILE
103
A
ALA
104
n
95
ALA
104
A
LEU
105
n
96
LEU
105
A
LEU
106
n
97
LEU
106
A
ARG
107
n
98
ARG
107
A
LEU
108
n
99
LEU
108
A
ALA
109
n
100
ALA
109
A
GLN
110
n
101
GLN
110
A
SER
111
n
102
SER
111
A
VAL
112
n
103
VAL
112
A
THR
113
n
104
THR
113
A
LEU
114
n
105
LEU
114
A
ASN
115
n
106
ASN
115
A
SER
116
n
107
SER
116
A
TYR
117
n
108
TYR
117
A
VAL
118
n
109
VAL
118
A
GLN
119
n
110
GLN
119
A
LEU
120
n
111
LEU
120
A
GLY
121
n
112
GLY
121
A
VAL
122
n
113
VAL
122
A
LEU
123
n
114
LEU
123
A
PRO
124
n
115
PRO
124
A
ARG
125
n
116
ARG
125
A
ALA
126
n
117
ALA
126
A
GLY
127
n
118
GLY
127
A
THR
128
n
119
THR
128
A
ILE
129
n
120
ILE
129
A
LEU
130
n
121
LEU
130
A
ALA
131
n
122
ALA
131
A
ASN
132
n
123
ASN
132
A
ASN
133
n
124
ASN
133
A
SER
134
n
125
SER
134
A
PRO
135
n
126
PRO
135
A
CYS
136
n
127
CYS
136
A
TYR
137
n
128
TYR
137
A
ILE
138
n
129
ILE
138
A
THR
139
n
130
THR
139
A
GLY
140
n
131
GLY
140
A
TRP
141
n
132
TRP
141
A
GLY
142
n
133
GLY
142
A
LEU
143
n
134
LEU
143
A
THR
144
n
135
THR
144
A
ARG
145
n
136
ARG
145
A
THR
147
n
137
THR
147
A
ASN
148
n
138
ASN
148
A
GLY
149
n
139
GLY
149
A
GLN
150
n
140
GLN
150
A
LEU
151
n
141
LEU
151
A
ALA
152
n
142
ALA
152
A
GLN
153
n
143
GLN
153
A
THR
154
n
144
THR
154
A
LEU
155
n
145
LEU
155
A
GLN
156
n
146
GLN
156
A
GLN
157
n
147
GLN
157
A
ALA
158
n
148
ALA
158
A
TYR
159
n
149
TYR
159
A
LEU
160
n
150
LEU
160
A
PRO
161
n
151
PRO
161
A
THR
162
n
152
THR
162
A
VAL
163
n
153
VAL
163
A
ASP
164
n
154
ASP
164
A
TYR
165
n
155
TYR
165
A
ALA
166
n
156
ALA
166
A
ILE
167
n
157
ILE
167
A
CYS
168
n
158
CYS
168
A
SER
169
n
159
SER
169
A
SER
170
n
160
SER
170
A
SER
170
n
161
A
SER
170
A
SER
170
n
162
B
SER
170
A
TYR
171
n
163
TYR
171
A
TRP
172
n
164
TRP
172
A
GLY
173
n
165
GLY
173
A
SER
174
n
166
SER
174
A
THR
175
n
167
THR
175
A
VAL
176
n
168
VAL
176
A
LYS
177
n
169
LYS
177
A
ASN
178
n
170
ASN
178
A
SER
179
n
171
SER
179
A
MET
180
n
172
MET
180
A
VAL
181
n
173
VAL
181
A
CYS
182
n
174
CYS
182
A
ALA
183
n
175
ALA
183
A
GLY
184
n
176
GLY
184
A
GLY
185
n
177
GLY
185
A
ASP
186
n
178
ASP
186
A
GLY
187
n
179
GLY
187
A
VAL
188
n
180
VAL
188
A
ARG
188
n
181
A
ARG
188
A
SER
189
n
182
SER
189
A
GLY
190
n
183
GLY
190
A
CYS
191
n
184
CYS
191
A
GLN
192
n
185
GLN
192
A
GLY
193
n
186
GLY
193
A
ASP
194
n
187
ASP
194
A
SER
195
n
188
SER
195
A
GLY
196
n
189
GLY
196
A
GLY
197
n
190
GLY
197
A
PRO
198
n
191
PRO
198
A
LEU
199
n
192
LEU
199
A
HIS
200
n
193
HIS
200
A
CYS
201
n
194
CYS
201
A
LEU
202
n
195
LEU
202
A
VAL
203
n
196
VAL
203
A
ASN
204
n
197
ASN
204
A
GLY
205
n
198
GLY
205
A
GLN
206
n
199
GLN
206
A
TYR
207
n
200
TYR
207
A
ALA
208
n
201
ALA
208
A
VAL
209
n
202
VAL
209
A
HIS
210
n
203
HIS
210
A
GLY
211
n
204
GLY
211
A
VAL
212
n
205
VAL
212
A
THR
213
n
206
THR
213
A
SER
214
n
207
SER
214
A
PHE
215
n
208
PHE
215
A
VAL
216
n
209
VAL
216
A
SER
217
n
210
SER
217
A
ARG
217
n
211
A
ARG
217
A
LEU
218
n
212
LEU
218
A
GLY
219
n
213
GLY
219
A
CYS
220
n
214
CYS
220
A
ASN
221
n
215
ASN
221
A
VAL
221
n
216
A
VAL
221
A
THR
222
n
217
THR
222
A
ARG
223
n
218
ARG
223
A
LYS
224
n
219
LYS
224
A
PRO
225
n
220
PRO
225
A
THR
226
n
221
THR
226
A
VAL
227
n
222
VAL
227
A
PHE
228
n
223
PHE
228
A
THR
229
n
224
THR
229
A
ARG
230
n
225
ARG
230
A
VAL
231
n
226
VAL
231
A
SER
232
n
227
SER
232
A
ALA
233
n
228
ALA
233
A
TYR
234
n
229
TYR
234
A
ILE
235
n
230
ILE
235
A
SER
236
n
231
SER
236
A
TRP
237
n
232
TRP
237
A
ILE
238
n
233
ILE
238
A
ASN
239
n
234
ASN
239
A
ASN
240
n
235
ASN
240
A
VAL
241
n
236
VAL
241
A
ILE
242
n
237
ILE
242
A
ALA
243
n
238
ALA
243
A
SER
244
n
239
SER
244
A
ASN
245
n
240
ASN
245
A
0.192
0.192
0.22
1168
4
author_defined_assembly
1
monomeric
A
GLU
70
A
OE1
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
ASN
72
A
O
ASN
61
1_555
84.7
A
GLU
70
A
OE1
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
GLN
75
A
O
GLN
64
1_555
159.5
A
ASN
72
A
O
ASN
61
1_555
A
CA
260
B
CA
CA
1_555
A
GLN
75
A
O
GLN
64
1_555
86.8
A
GLU
70
A
OE1
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
ASN
77
A
OD1
ASN
66
1_555
65.2
A
ASN
72
A
O
ASN
61
1_555
A
CA
260
B
CA
CA
1_555
A
ASN
77
A
OD1
ASN
66
1_555
90.8
A
GLN
75
A
O
GLN
64
1_555
A
CA
260
B
CA
CA
1_555
A
ASN
77
A
OD1
ASN
66
1_555
96.5
A
GLU
70
A
OE1
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
80
A
OE2
GLU
69
1_555
93.0
A
ASN
72
A
O
ASN
61
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
80
A
OE2
GLU
69
1_555
177.6
A
GLN
75
A
O
GLN
64
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
80
A
OE2
GLU
69
1_555
95.2
A
ASN
77
A
OD1
ASN
66
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
80
A
OE2
GLU
69
1_555
87.6
A
GLU
70
A
OE1
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE2
GLU
59
1_555
48.0
A
ASN
72
A
O
ASN
61
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE2
GLU
59
1_555
80.5
A
GLN
75
A
O
GLN
64
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE2
GLU
59
1_555
147.9
A
ASN
77
A
OD1
ASN
66
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE2
GLU
59
1_555
113.0
A
GLU
80
A
OE2
GLU
69
1_555
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE2
GLU
59
1_555
98.5
A
GLU
70
A
OE1
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
119.0
A
ASN
72
A
O
ASN
61
1_555
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
91.0
A
GLN
75
A
O
GLN
64
1_555
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
79.7
A
ASN
77
A
OD1
ASN
66
1_555
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
175.6
A
GLU
80
A
OE2
GLU
69
1_555
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
90.7
A
GLU
70
A
OE2
GLU
59
1_555
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
71.2
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
GLN
81
A
O
GLN
70
A
N
VAL
68
A
N
VAL
57
A
A
O
ARG
65
A
O
ARG
54
A
N
GLN
34
A
N
GLN
19
A
O
ILE
31
A
O
ILE
16
A
N
GLY
44
A
N
GLY
32
A
O
THR
45
A
O
THR
33
A
N
MET
53
A
N
MET
41
A
O
VAL
52
A
O
VAL
40
A
N
LEU
106
A
N
LEU
97
A
O
LEU
105
A
O
LEU
96
A
N
VAL
89
A
N
VAL
78
A
O
GLN
156
A
O
GLN
146
A
N
GLY
140
A
N
GLY
131
A
O
TYR
137
A
O
TYR
128
A
N
HIS
200
A
N
HIS
193
A
O
LEU
199
A
O
LEU
192
A
N
GLY
211
A
N
GLY
204
A
O
VAL
212
A
O
VAL
205
A
N
THR
229
A
N
THR
224
A
O
THR
226
A
O
THR
221
A
N
ALA
183
A
N
ALA
175
1
A
A
OG
O6
SER
2BL
195
7
2.11
1
6.67
0.90
118.30
124.97
A
A
A
CB
CG
OD1
ASP
ASP
ASP
164
164
164
N
A
A
A
1
-3.26
0.50
120.30
117.04
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
188
188
188
N
1
14.19
2.20
113.40
127.59
A
A
A
CA
CB
CG
GLN
GLN
GLN
206
206
206
N
1
5.33
0.60
121.00
126.33
A
A
A
CB
CG
CD2
TYR
TYR
TYR
234
234
234
N
1
6.86
0.80
121.30
128.16
A
A
A
CG
CD2
CE2
TYR
TYR
TYR
234
234
234
N
1
A
A
C
OXT
ASN
ASN
245
245
0.350
0.019
1.229
1.579
N
1
A
TYR
171
-95.27
-112.41
1
A
SER
214
-126.45
-52.63
REFMAC ALSO USED
0.22
0.192
0.192
1.6
23.8
8219
1168
29200
7616
4
98.7
RANDOM
1
FREE R
0
RIGID BODY REFINEMENT
ENGH AND HUBER
MOEWS & KRETSINGER
0
0
2054
1.6
23.8
206
2054
26
0
1822
0.017
0.023
0
0.025
0.059
0.074
0.006
0
0.036
0
1.6
23.8
1BTU
29200
0
0.057
1
17.4
5.67
98.7
0.157
1.6
1.63
8.4
1
95.5
data reduction
DENZO
data scaling
SCALEPACK
model building
SHELXL-97
model building
X-PLOR
refinement
SHELXL-97
refinement
X-PLOR
phasing
SHELXL-97
phasing
X-PLOR
ELASTASE, (3S, 4R)-1-TOLUENESULPHONYL-3-ETHYL-AZETIDIN-2-ONE-4-CARBOXYLIC ACID
PORCINE PANCREATIC ELASTASE COMPLEXED WITH (3S, 4R)-1-TOLUENESULPHONYL-3-ETHYL-AZETIDIN-2-ONE-4-CARBOXYLIC ACID
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
A
ALA
56
A
ALA
44
HELX_P
A
VAL
59
A
VAL
47
5
1
4
A
VAL
99
A
VAL
88
HELX_P
A
ALA
99
A
ALA
90
5
2
3
B
A
TYR
165
A
TYR
155
HELX_P
A
CYS
168
A
CYS
158
1
3
4
A
GLY
173
A
GLY
165
HELX_P
A
THR
175
A
THR
167
5
4
3
A
VAL
231
A
VAL
226
HELX_P
A
ALA
233
A
ALA
228
5
5
3
A
ILE
235
A
ILE
230
HELX_P
A
ALA
243
A
ALA
238
1
6
9
disulf
2.039
A
CYS
42
A
SG
CYS
30
1_555
A
CYS
58
A
SG
CYS
46
1_555
disulf
2.031
A
CYS
136
A
SG
CYS
127
1_555
A
CYS
201
A
SG
CYS
194
1_555
disulf
2.001
A
CYS
168
A
SG
CYS
158
1_555
A
CYS
182
A
SG
CYS
174
1_555
disulf
2.019
A
CYS
191
A
SG
CYS
184
1_555
A
CYS
220
A
SG
CYS
214
1_555
metalc
2.299
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE1
GLU
59
1_555
metalc
2.243
A
CA
260
B
CA
CA
1_555
A
ASN
72
A
O
ASN
61
1_555
metalc
2.325
A
CA
260
B
CA
CA
1_555
A
GLN
75
A
O
GLN
64
1_555
metalc
2.347
A
CA
260
B
CA
CA
1_555
A
ASN
77
A
OD1
ASN
66
1_555
metalc
2.368
A
CA
260
B
CA
CA
1_555
A
GLU
80
A
OE2
GLU
69
1_555
metalc
2.820
A
CA
260
B
CA
CA
1_555
A
GLU
70
A
OE2
GLU
59
1_555
metalc
2.378
A
CA
260
B
CA
CA
1_555
A
HOH
483
E
O
HOH
1_555
covale
1.270
A
2BL
7
D
C1
2BL
1_555
A
SER
195
A
OG
SER
188
1_555
SERINE PROTEASE
HYDROLASE, SERINE PROTEINASE, SERINE PROTEASE
ELA1_PIG
UNP
1
1
P00772
MLRLLVVASLVLYGHSTQDFPETNARVVGGTEAQRNSWPSQISLQYRSGSSWAHTCGGTLIRQNWVMTAAHCVDRELTFR
VVVGEHNLNQNDGTEQYVGVQKIVVHPYWNTDDVAAGYDIALLRLAQSVTLNSYVQLGVLPRAGTILANNSPCYITGWGL
TRTNGQLAQTLQQAYLPTVDYAICSSSSYWGSTVKNSMVCAGGDGVRSGCQGDSGGPLHCLVNGQYAVHGVTSFVSRLGC
NVTRKPTVFTRVSAYISWINNVIASN
27
266
1BTU
16
245
P00772
A
1
1
240
1
ASP
CONFLICT
ASN
77
1BTU
A
P00772
UNP
92
66
7
6
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLN
81
A
GLN
70
A
GLY
84
A
GLY
73
A
PHE
65
A
PHE
53
A
VAL
68
A
VAL
57
A
GLN
30
A
GLN
15
A
SER
36
A
SER
22
A
A
SER
37
A
SER
25
A
ARG
48
A
ARG
36
A
TRP
51
A
TRP
39
A
THR
54
A
THR
42
A
ALA
104
A
ALA
95
A
LEU
108
A
LEU
99
A
VAL
85
A
VAL
74
A
VAL
90
A
VAL
79
A
GLN
156
A
GLN
146
A
TYR
159
A
TYR
149
A
CYS
136
A
CYS
127
A
GLY
140
A
GLY
131
A
PRO
198
A
PRO
191
A
VAL
203
A
VAL
196
A
GLN
206
A
GLN
199
A
PHE
215
A
PHE
208
A
THR
226
A
THR
221
A
ARG
230
A
ARG
225
A
MET
180
A
MET
172
A
ALA
183
A
ALA
175
CATALYTIC SITE
Unknown
3
BINDING SITE FOR RESIDUE CA A 260
Software
6
BINDING SITE FOR RESIDUE SO4 A 270
Software
9
BINDING SITE FOR RESIDUE 2BL A 7
Software
14
A
HIS
57
A
HIS
45
3
1_555
A
ASP
102
A
ASP
93
3
1_555
A
SER
195
A
SER
188
3
1_555
A
GLU
70
A
GLU
59
6
1_555
A
ASN
72
A
ASN
61
6
1_555
A
GLN
75
A
GLN
64
6
1_555
A
ASN
77
A
ASN
66
6
1_555
A
GLU
80
A
GLU
69
6
1_555
A
HOH
483
E
HOH
6
1_555
A
GLY
127
A
GLY
118
9
1_555
A
ARG
145
A
ARG
136
9
2_465
A
ARG
230
A
ARG
225
9
1_555
A
SER
232
A
SER
227
9
1_555
A
ALA
233
A
ALA
228
9
1_555
A
HOH
327
E
HOH
9
1_555
A
HOH
410
E
HOH
9
1_555
A
HOH
452
E
HOH
9
1_555
A
HOH
471
E
HOH
9
1_555
A
HIS
57
A
HIS
45
14
1_555
A
VAL
99
A
VAL
88
14
1_555
A
CYS
191
A
CYS
184
14
1_555
A
GLN
192
A
GLN
185
14
1_555
A
GLY
193
A
GLY
186
14
1_555
A
SER
195
A
SER
188
14
1_555
A
THR
213
A
THR
206
14
1_555
A
SER
214
A
SER
207
14
1_555
A
PHE
215
A
PHE
208
14
1_555
A
VAL
216
A
VAL
209
14
1_555
A
HOH
317
E
HOH
14
1_555
A
HOH
433
E
HOH
14
1_555
A
HOH
462
E
HOH
14
1_555
A
HOH
484
E
HOH
14
1_555
19
P 21 21 21