0.016142
0.009320
0.000000
0.000000
0.018639
0.000000
0.000000
0.000000
0.010140
0.00000
0.00000
0.00000
Gomis-Rueth, F.-X.
Stoecker, W.
Bode, W.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
61.950
61.950
98.620
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
Co 2
58.933
COBALT (II) 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
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
269
17111
17117
8006015
Crystal structures, spectroscopic features, and catalytic properties of cobalt(II), copper(II), nickel(II), and mercury(II) derivatives of the zinc endopeptidase astacin. A correlation of structure and proteolytic activity.
1994
NE
FEBS Lett.
FEBLAL
0165
0014-5793
331
134
Astacins, Serralysins, Snake Venom and Matrix Metalloproteinases Exhibit Identical Zinc-Binding Environments (Hexxhxxgxxh and met-Turn) and Topologies and Should be Grouped Into a Common Family, the 'Metzincins'
1993
UK
Nature
NATUAS
0006
0028-0836
358
164
Structure of Astacin and Implications for Activation of Astacins and Zinc-Ligation of Collagenases
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
22617.977
ASTACIN
3.4.24.21
1
man
polymer
58.933
COBALT (II) ION
1
syn
non-polymer
18.015
water
180
nat
water
no
no
AAILGDEYLWSGGVIPYTFAGVSGADQSAILSGMQELEEKTCIRFVPRTTESDYVEIFTSGSGCWSYVGRISGAQQVSLQ
ANGCVYHGTIIHELMHAIGFYHEHTRMDRDNYVTINYQNVDPSMTSNFDIDTYSRYVGEDYQYYSIMHYGKYSFSIQWGV
LETIVPLQNGIDLTDPYDKAHMLQTDANQINNLYTNECSL
AAILGDEYLWSGGVIPYTFAGVSGADQSAILSGMQELEEKTCIRFVPRTTESDYVEIFTSGSGCWSYVGRISGAQQVSLQ
ANGCVYHGTIIHELMHAIGFYHEHTRMDRDNYVTINYQNVDPSMTSNFDIDTYSRYVGEDYQYYSIMHYGKYSFSIQWGV
LETIVPLQNGIDLTDPYDKAHMLQTDANQINNLYTNECSL
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
broad-fingered crayfish
Astacus
sample
6715
Astacus astacus
2.41
49.06
repository
Initial release
Version format compliance
Version format compliance
1
0
1994-08-31
1
1
2008-03-24
1
2
2011-07-13
Y
1994-05-09
REL
CO
COBALT (II) ION
HOH
water
CO
999
2
CO
CO
999
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
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
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
ALA
1
n
1
ALA
1
A
ALA
2
n
2
ALA
2
A
ILE
3
n
3
ILE
3
A
LEU
4
n
4
LEU
4
A
GLY
5
n
5
GLY
5
A
ASP
6
n
6
ASP
6
A
GLU
7
n
7
GLU
7
A
TYR
8
n
8
TYR
8
A
LEU
9
n
9
LEU
9
A
TRP
10
n
10
TRP
10
A
SER
11
n
11
SER
11
A
GLY
12
n
12
GLY
12
A
GLY
13
n
13
GLY
13
A
VAL
14
n
14
VAL
14
A
ILE
15
n
15
ILE
15
A
PRO
16
n
16
PRO
16
A
TYR
17
n
17
TYR
17
A
THR
18
n
18
THR
18
A
PHE
19
n
19
PHE
19
A
ALA
20
n
20
ALA
20
A
GLY
21
n
21
GLY
21
A
VAL
22
n
22
VAL
22
A
SER
23
n
23
SER
23
A
GLY
24
n
24
GLY
24
A
ALA
25
n
25
ALA
25
A
ASP
26
n
26
ASP
26
A
GLN
27
n
27
GLN
27
A
SER
28
n
28
SER
28
A
ALA
29
n
29
ALA
29
A
ILE
30
n
30
ILE
30
A
LEU
31
n
31
LEU
31
A
SER
32
n
32
SER
32
A
GLY
33
n
33
GLY
33
A
MET
34
n
34
MET
34
A
GLN
35
n
35
GLN
35
A
GLU
36
n
36
GLU
36
A
LEU
37
n
37
LEU
37
A
GLU
38
n
38
GLU
38
A
GLU
39
n
39
GLU
39
A
LYS
40
n
40
LYS
40
A
THR
41
n
41
THR
41
A
CYS
42
n
42
CYS
42
A
ILE
43
n
43
ILE
43
A
ARG
44
n
44
ARG
44
A
PHE
45
n
45
PHE
45
A
VAL
46
n
46
VAL
46
A
PRO
47
n
47
PRO
47
A
ARG
48
n
48
ARG
48
A
THR
49
n
49
THR
49
A
THR
50
n
50
THR
50
A
GLU
51
n
51
GLU
51
A
SER
52
n
52
SER
52
A
ASP
53
n
53
ASP
53
A
TYR
54
n
54
TYR
54
A
VAL
55
n
55
VAL
55
A
GLU
56
n
56
GLU
56
A
ILE
57
n
57
ILE
57
A
PHE
58
n
58
PHE
58
A
THR
59
n
59
THR
59
A
SER
60
n
60
SER
60
A
GLY
61
n
61
GLY
61
A
SER
62
n
62
SER
62
A
GLY
63
n
63
GLY
63
A
CYS
64
n
64
CYS
64
A
TRP
65
n
65
TRP
65
A
SER
66
n
66
SER
66
A
TYR
67
n
67
TYR
67
A
VAL
68
n
68
VAL
68
A
GLY
69
n
69
GLY
69
A
ARG
70
n
70
ARG
70
A
ILE
71
n
71
ILE
71
A
SER
72
n
72
SER
72
A
GLY
73
n
73
GLY
73
A
ALA
74
n
74
ALA
74
A
GLN
75
n
75
GLN
75
A
GLN
76
n
76
GLN
76
A
VAL
77
n
77
VAL
77
A
SER
78
n
78
SER
78
A
LEU
79
n
79
LEU
79
A
GLN
80
n
80
GLN
80
A
ALA
81
n
81
ALA
81
A
ASN
82
n
82
ASN
82
A
GLY
83
n
83
GLY
83
A
CYS
84
n
84
CYS
84
A
VAL
85
n
85
VAL
85
A
TYR
86
n
86
TYR
86
A
HIS
87
n
87
HIS
87
A
GLY
88
n
88
GLY
88
A
THR
89
n
89
THR
89
A
ILE
90
n
90
ILE
90
A
ILE
91
n
91
ILE
91
A
HIS
92
n
92
HIS
92
A
GLU
93
n
93
GLU
93
A
LEU
94
n
94
LEU
94
A
MET
95
n
95
MET
95
A
HIS
96
n
96
HIS
96
A
ALA
97
n
97
ALA
97
A
ILE
98
n
98
ILE
98
A
GLY
99
n
99
GLY
99
A
PHE
100
n
100
PHE
100
A
TYR
101
n
101
TYR
101
A
HIS
102
n
102
HIS
102
A
GLU
103
n
103
GLU
103
A
HIS
104
n
104
HIS
104
A
THR
105
n
105
THR
105
A
ARG
106
n
106
ARG
106
A
MET
107
n
107
MET
107
A
ASP
108
n
108
ASP
108
A
ARG
109
n
109
ARG
109
A
ASP
110
n
110
ASP
110
A
ASN
111
n
111
ASN
111
A
TYR
112
n
112
TYR
112
A
VAL
113
n
113
VAL
113
A
THR
114
n
114
THR
114
A
ILE
115
n
115
ILE
115
A
ASN
116
n
116
ASN
116
A
TYR
117
n
117
TYR
117
A
GLN
118
n
118
GLN
118
A
ASN
119
n
119
ASN
119
A
VAL
120
n
120
VAL
120
A
ASP
121
n
121
ASP
121
A
PRO
122
n
122
PRO
122
A
SER
123
n
123
SER
123
A
MET
124
n
124
MET
124
A
THR
125
n
125
THR
125
A
SER
126
n
126
SER
126
A
ASN
127
n
127
ASN
127
A
PHE
128
n
128
PHE
128
A
ASP
129
n
129
ASP
129
A
ILE
130
n
130
ILE
130
A
ASP
131
n
131
ASP
131
A
THR
132
n
132
THR
132
A
TYR
133
n
133
TYR
133
A
SER
134
n
134
SER
134
A
ARG
135
n
135
ARG
135
A
TYR
136
n
136
TYR
136
A
VAL
137
n
137
VAL
137
A
GLY
138
n
138
GLY
138
A
GLU
139
n
139
GLU
139
A
ASP
140
n
140
ASP
140
A
TYR
141
n
141
TYR
141
A
GLN
142
n
142
GLN
142
A
TYR
143
n
143
TYR
143
A
TYR
144
n
144
TYR
144
A
SER
145
n
145
SER
145
A
ILE
146
n
146
ILE
146
A
MET
147
n
147
MET
147
A
HIS
148
n
148
HIS
148
A
TYR
149
n
149
TYR
149
A
GLY
150
n
150
GLY
150
A
LYS
151
n
151
LYS
151
A
TYR
152
n
152
TYR
152
A
SER
153
n
153
SER
153
A
PHE
154
n
154
PHE
154
A
SER
155
n
155
SER
155
A
ILE
156
n
156
ILE
156
A
GLN
157
n
157
GLN
157
A
TRP
158
n
158
TRP
158
A
GLY
159
n
159
GLY
159
A
VAL
160
n
160
VAL
160
A
LEU
161
n
161
LEU
161
A
GLU
162
n
162
GLU
162
A
THR
163
n
163
THR
163
A
ILE
164
n
164
ILE
164
A
VAL
165
n
165
VAL
165
A
PRO
166
n
166
PRO
166
A
LEU
167
n
167
LEU
167
A
GLN
168
n
168
GLN
168
A
ASN
169
n
169
ASN
169
A
GLY
170
n
170
GLY
170
A
ILE
171
n
171
ILE
171
A
ASP
172
n
172
ASP
172
A
LEU
173
n
173
LEU
173
A
THR
174
n
174
THR
174
A
ASP
175
n
175
ASP
175
A
PRO
176
n
176
PRO
176
A
TYR
177
n
177
TYR
177
A
ASP
178
n
178
ASP
178
A
LYS
179
n
179
LYS
179
A
ALA
180
n
180
ALA
180
A
HIS
181
n
181
HIS
181
A
MET
182
n
182
MET
182
A
LEU
183
n
183
LEU
183
A
GLN
184
n
184
GLN
184
A
THR
185
n
185
THR
185
A
ASP
186
n
186
ASP
186
A
ALA
187
n
187
ALA
187
A
ASN
188
n
188
ASN
188
A
GLN
189
n
189
GLN
189
A
ILE
190
n
190
ILE
190
A
ASN
191
n
191
ASN
191
A
ASN
192
n
192
ASN
192
A
LEU
193
n
193
LEU
193
A
TYR
194
n
194
TYR
194
A
THR
195
n
195
THR
195
A
ASN
196
n
196
ASN
196
A
GLU
197
n
197
GLU
197
A
CYS
198
n
198
CYS
198
A
SER
199
n
199
SER
199
A
LEU
200
n
200
LEU
200
A
author_defined_assembly
1
monomeric
A
HIS
96
A
NE2
HIS
96
1_555
A
CO
999
B
CO
CO
1_555
A
HIS
92
A
NE2
HIS
92
1_555
96.1
A
HIS
96
A
NE2
HIS
96
1_555
A
CO
999
B
CO
CO
1_555
A
HIS
102
A
NE2
HIS
102
1_555
92.5
A
HIS
92
A
NE2
HIS
92
1_555
A
CO
999
B
CO
CO
1_555
A
HIS
102
A
NE2
HIS
102
1_555
104.8
A
HIS
96
A
NE2
HIS
96
1_555
A
CO
999
B
CO
CO
1_555
A
TYR
149
A
OH
TYR
149
1_555
173.8
A
HIS
92
A
NE2
HIS
92
1_555
A
CO
999
B
CO
CO
1_555
A
TYR
149
A
OH
TYR
149
1_555
90.0
A
HIS
102
A
NE2
HIS
102
1_555
A
CO
999
B
CO
CO
1_555
A
TYR
149
A
OH
TYR
149
1_555
87.0
A
HIS
96
A
NE2
HIS
96
1_555
A
CO
999
B
CO
CO
1_555
A
HOH
300
C
O
HOH
1_555
97.1
A
HIS
92
A
NE2
HIS
92
1_555
A
CO
999
B
CO
CO
1_555
A
HOH
300
C
O
HOH
1_555
102.0
A
HIS
102
A
NE2
HIS
102
1_555
A
CO
999
B
CO
CO
1_555
A
HOH
300
C
O
HOH
1_555
150.4
A
TYR
149
A
OH
TYR
149
1_555
A
CO
999
B
CO
CO
1_555
A
HOH
300
C
O
HOH
1_555
80.5
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
ALA
2
A
N
ALA
2
A
O
ARG
135
A
O
ARG
135
A
O
ARG
44
A
O
ARG
44
A
N
ILE
15
A
N
ILE
15
A
O
PRO
16
A
O
PRO
16
A
N
VAL
55
A
N
VAL
55
A
N
GLU
56
A
N
GLU
56
A
O
GLN
75
A
O
GLN
75
A
N
SER
78
A
N
SER
78
A
O
TRP
65
A
O
TRP
65
A
O
THR
114
A
O
THR
114
A
N
VAL
165
A
N
VAL
165
1
A
CB
TYR
8
A
CB
TYR
8
0
Y
1
A
CG
TYR
8
A
CG
TYR
8
0
Y
1
A
CD1
TYR
8
A
CD1
TYR
8
0
Y
1
A
CD2
TYR
8
A
CD2
TYR
8
0
Y
1
A
CE1
TYR
8
A
CE1
TYR
8
0
Y
1
A
CE2
TYR
8
A
CE2
TYR
8
0
Y
1
A
CZ
TYR
8
A
CZ
TYR
8
0
Y
1
A
OH
TYR
8
A
OH
TYR
8
0
Y
1
A
CB
ASN
169
A
CB
ASN
169
0
Y
1
A
CG
ASN
169
A
CG
ASN
169
0
Y
1
A
OD1
ASN
169
A
OD1
ASN
169
0
Y
1
A
ND2
ASN
169
A
ND2
ASN
169
0
Y
1
A
SER
199
A
SER
199
0
Y
1
A
LEU
200
A
LEU
200
0
Y
1
A
TYR
86
0.072
SIDE CHAIN
1
8.00
1.10
114.20
122.20
A
A
A
CA
CB
SG
CYS
CYS
CYS
198
198
198
N
1
A
THR
49
-116.54
-70.26
1
A
SER
72
79.52
139.90
1
A
VAL
160
-126.32
-56.46
0.158
0.158
1.79
8.0
1
1.79
8.0
180
1772
1
0
1591
0.017
2.386
model building
X-PLOR
refinement
X-PLOR
phasing
X-PLOR
ASTACIN (E.C.3.4.24.21) WITH ZINC REPLACED BY COBALT(II)
CRYSTAL STRUCTURES, SPECTROSCOPIC FEATURES, AND CATALYTIC PROPERTIES OF COBALT(II), COPPER(II), NICKEL(II), AND MERCURY(II) DERIVATIVES OF THE ZINC ENDOPEPTIDASE ASTACIN. A CORRELATION OF STRUCTURE AND PROTEOLYTIC ACTIVITY
1
N
N
2
N
N
3
N
N
A
GLY
5
A
GLY
5
HELX_P
A
LEU
9
A
LEU
9
5
1
5
A
TRP
10
A
TRP
10
HELX_P
A
GLY
12
A
GLY
12
5
2
3
A
SER
23
A
SER
23
HELX_P
A
THR
41
A
THR
41
1
3
19
A
TYR
86
A
TYR
86
HELX_P
A
GLY
99
A
GLY
99
1
4
14
A
HIS
102
A
HIS
102
HELX_P
A
ARG
106
A
ARG
106
5
5
5
A
ASP
108
A
ASP
108
HELX_P
A
ASN
111
A
ASN
111
5
6
4
A
TYR
117
A
TYR
117
HELX_P
A
ASN
119
A
ASN
119
5
7
3
A
ASP
121
A
ASP
121
HELX_P
A
ASP
129
A
ASP
129
5
8
9
A
ASP
175
A
ASP
175
HELX_P
A
LYS
179
A
LYS
179
5
9
5
A
LEU
183
A
LEU
183
HELX_P
A
TYR
194
A
TYR
194
1
10
12
disulf
2.018
A
CYS
42
A
SG
CYS
42
1_555
A
CYS
198
A
SG
CYS
198
1_555
disulf
2.005
A
CYS
64
A
SG
CYS
64
1_555
A
CYS
84
A
SG
CYS
84
1_555
metalc
2.098
A
CO
999
B
CO
CO
1_555
A
HIS
96
A
NE2
HIS
96
1_555
metalc
1.979
A
CO
999
B
CO
CO
1_555
A
HIS
92
A
NE2
HIS
92
1_555
metalc
1.936
A
CO
999
B
CO
CO
1_555
A
HIS
102
A
NE2
HIS
102
1_555
metalc
2.338
A
CO
999
B
CO
CO
1_555
A
TYR
149
A
OH
TYR
149
1_555
metalc
1.808
A
CO
999
B
CO
CO
1_555
A
HOH
300
C
O
HOH
1_555
ZINC ENDOPEPTIDASE
ZINC ENDOPEPTIDASE
ASTA_ASTFL
UNP
1
1
P07584
MQCAVLLVLLGVVAASPIIPEAARALYYNDGMFEGDIKLRAGRQPARVGAAILGDEYLWSGGVIPYTFAGVSGADQSAIL
SGMQELEEKTCIRFVPRTTESDYVEIFTSGSGCWSYVGRISGAQQVSLQANGCVYHGTIIHELMHAIGFYHEHTRMDRDN
YVTINYQNVDPSMTSNFDIDTYSRYVGEDYQYYSIMHYGKYSFSIQWGVLETIVPLQNGIDLTDPYDKAHMLQTDANQIN
NLYTNECSLRH
50
249
1IAB
1
200
P07584
A
1
1
200
2
5
2
anti-parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
A
ALA
2
A
ALA
2
A
ILE
3
A
ILE
3
A
SER
134
A
SER
134
A
ARG
135
A
ARG
135
A
ARG
44
A
ARG
44
A
PRO
47
A
PRO
47
A
VAL
14
A
VAL
14
A
ALA
20
A
ALA
20
A
TYR
54
A
TYR
54
A
PHE
58
A
PHE
58
A
ALA
74
A
ALA
74
A
LEU
79
A
LEU
79
A
CYS
64
A
CYS
64
A
SER
66
A
SER
66
A
VAL
113
A
VAL
113
A
ILE
115
A
ILE
115
A
ILE
164
A
ILE
164
A
PRO
166
A
PRO
166
BINDING SITE FOR RESIDUE CO A 999
Software
5
A
HIS
92
A
HIS
92
5
1_555
A
HIS
96
A
HIS
96
5
1_555
A
HIS
102
A
HIS
102
5
1_555
A
TYR
149
A
TYR
149
5
1_555
A
HOH
300
C
HOH
5
1_555
152
P 31 2 1