0.014269
0.008238
0.000000
0.000000
0.016477
0.000000
0.000000
0.000000
0.006152
0.00000
0.00000
0.00000
Zegers, I.
Wyns, L.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
18
90.00
90.00
120.00
70.080
70.080
162.550
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
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
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
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
96
818
822
10.1073/pnas.96.3.818
9927651
Trimeric domain-swapped barnase.
1999
10.2210/pdb1yvs/pdb
pdb_00001yvs
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
287
1
MIRROR
IMAGE PLATE
1996-08
MARRESEARCH
SI(111)
M
x-ray
1
1.488
1.0
PX7.2
SRS
1.488
SYNCHROTRON
SRS BEAMLINE PX7.2
12398.721
BARNASE
3.1.27.-
1
man
polymer
96.063
SULFATE ION
2
syn
non-polymer
18.015
water
102
nat
water
no
no
AQVINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNLADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTS
GFRNSDRILYSSDWLIYKTTDHYQTFTKIR
AQVINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNLADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTS
GFRNSDRILYSSDWLIYKTTDHYQTFTKIR
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
Bacillus
Escherichia
sample
1390
Bacillus amyloliquefaciens
562
Escherichia coli
3
3.10
60.29
4.5
pH 4.5
database_2
pdbx_database_status
pdbx_initial_refinement_model
struct_site
repository
Initial release
Version format compliance
Derived calculations
Version format compliance
Database references
Derived calculations
Other
Refinement description
1
0
1999-02-02
1
1
2008-03-24
1
2
2011-07-13
1
3
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_pdbx_database_status.process_site
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Y
BNL
1998-12-10
REL
REL
SO4
SULFATE ION
HOH
water
1BRN
PDB ENTRY 1BRN
PDB
experimental model
SO4
111
2
SO4
SO4
111
A
SO4
112
2
SO4
SO4
112
A
HOH
113
3
HOH
HOH
113
A
HOH
114
3
HOH
HOH
114
A
HOH
115
3
HOH
HOH
115
A
HOH
116
3
HOH
HOH
116
A
HOH
117
3
HOH
HOH
117
A
HOH
118
3
HOH
HOH
118
A
HOH
119
3
HOH
HOH
119
A
HOH
120
3
HOH
HOH
120
A
HOH
121
3
HOH
HOH
121
A
HOH
122
3
HOH
HOH
122
A
HOH
123
3
HOH
HOH
123
A
HOH
124
3
HOH
HOH
124
A
HOH
125
3
HOH
HOH
125
A
HOH
126
3
HOH
HOH
126
A
HOH
127
3
HOH
HOH
127
A
HOH
128
3
HOH
HOH
128
A
HOH
129
3
HOH
HOH
129
A
HOH
130
3
HOH
HOH
130
A
HOH
131
3
HOH
HOH
131
A
HOH
132
3
HOH
HOH
132
A
HOH
133
3
HOH
HOH
133
A
HOH
134
3
HOH
HOH
134
A
HOH
135
3
HOH
HOH
135
A
HOH
136
3
HOH
HOH
136
A
HOH
137
3
HOH
HOH
137
A
HOH
138
3
HOH
HOH
138
A
HOH
139
3
HOH
HOH
139
A
HOH
140
3
HOH
HOH
140
A
HOH
141
3
HOH
HOH
141
A
HOH
142
3
HOH
HOH
142
A
HOH
143
3
HOH
HOH
143
A
HOH
144
3
HOH
HOH
144
A
HOH
145
3
HOH
HOH
145
A
HOH
146
3
HOH
HOH
146
A
HOH
147
3
HOH
HOH
147
A
HOH
148
3
HOH
HOH
148
A
HOH
149
3
HOH
HOH
149
A
HOH
150
3
HOH
HOH
150
A
HOH
151
3
HOH
HOH
151
A
HOH
152
3
HOH
HOH
152
A
HOH
153
3
HOH
HOH
153
A
HOH
154
3
HOH
HOH
154
A
HOH
155
3
HOH
HOH
155
A
HOH
156
3
HOH
HOH
156
A
HOH
157
3
HOH
HOH
157
A
HOH
158
3
HOH
HOH
158
A
HOH
159
3
HOH
HOH
159
A
HOH
160
3
HOH
HOH
160
A
HOH
161
3
HOH
HOH
161
A
HOH
162
3
HOH
HOH
162
A
HOH
163
3
HOH
HOH
163
A
HOH
164
3
HOH
HOH
164
A
HOH
165
3
HOH
HOH
165
A
HOH
166
3
HOH
HOH
166
A
HOH
167
3
HOH
HOH
167
A
HOH
168
3
HOH
HOH
168
A
HOH
169
3
HOH
HOH
169
A
HOH
170
3
HOH
HOH
170
A
HOH
171
3
HOH
HOH
171
A
HOH
172
3
HOH
HOH
172
A
HOH
173
3
HOH
HOH
173
A
HOH
174
3
HOH
HOH
174
A
HOH
175
3
HOH
HOH
175
A
HOH
176
3
HOH
HOH
176
A
HOH
177
3
HOH
HOH
177
A
HOH
178
3
HOH
HOH
178
A
HOH
179
3
HOH
HOH
179
A
HOH
180
3
HOH
HOH
180
A
HOH
181
3
HOH
HOH
181
A
HOH
182
3
HOH
HOH
182
A
HOH
183
3
HOH
HOH
183
A
HOH
184
3
HOH
HOH
184
A
HOH
185
3
HOH
HOH
185
A
HOH
186
3
HOH
HOH
186
A
HOH
187
3
HOH
HOH
187
A
HOH
188
3
HOH
HOH
188
A
HOH
189
3
HOH
HOH
189
A
HOH
190
3
HOH
HOH
190
A
HOH
191
3
HOH
HOH
191
A
HOH
192
3
HOH
HOH
192
A
HOH
193
3
HOH
HOH
193
A
HOH
194
3
HOH
HOH
194
A
HOH
195
3
HOH
HOH
195
A
HOH
196
3
HOH
HOH
196
A
HOH
197
3
HOH
HOH
197
A
HOH
198
3
HOH
HOH
198
A
HOH
199
3
HOH
HOH
199
A
HOH
200
3
HOH
HOH
200
A
HOH
201
3
HOH
HOH
201
A
HOH
202
3
HOH
HOH
202
A
HOH
203
3
HOH
HOH
203
A
HOH
204
3
HOH
HOH
204
A
HOH
205
3
HOH
HOH
205
A
HOH
206
3
HOH
HOH
206
A
HOH
207
3
HOH
HOH
207
A
HOH
208
3
HOH
HOH
208
A
HOH
209
3
HOH
HOH
209
A
HOH
210
3
HOH
HOH
210
A
HOH
211
3
HOH
HOH
211
A
HOH
212
3
HOH
HOH
212
A
HOH
213
3
HOH
HOH
213
A
HOH
214
3
HOH
HOH
214
A
n
1
1
A
n
2
2
A
VAL
3
n
3
VAL
3
A
ILE
4
n
4
ILE
4
A
ASN
5
n
5
ASN
5
A
THR
6
n
6
THR
6
A
PHE
7
n
7
PHE
7
A
ASP
8
n
8
ASP
8
A
GLY
9
n
9
GLY
9
A
VAL
10
n
10
VAL
10
A
ALA
11
n
11
ALA
11
A
ASP
12
n
12
ASP
12
A
TYR
13
n
13
TYR
13
A
LEU
14
n
14
LEU
14
A
GLN
15
n
15
GLN
15
A
THR
16
n
16
THR
16
A
TYR
17
n
17
TYR
17
A
HIS
18
n
18
HIS
18
A
LYS
19
n
19
LYS
19
A
LEU
20
n
20
LEU
20
A
PRO
21
n
21
PRO
21
A
ASP
22
n
22
ASP
22
A
ASN
23
n
23
ASN
23
A
TYR
24
n
24
TYR
24
A
ILE
25
n
25
ILE
25
A
THR
26
n
26
THR
26
A
LYS
27
n
27
LYS
27
A
SER
28
n
28
SER
28
A
GLU
29
n
29
GLU
29
A
ALA
30
n
30
ALA
30
A
GLN
31
n
31
GLN
31
A
ALA
32
n
32
ALA
32
A
LEU
33
n
33
LEU
33
A
GLY
34
n
34
GLY
34
A
TRP
35
n
35
TRP
35
A
VAL
36
n
36
VAL
36
A
ALA
37
n
37
ALA
37
A
SER
38
n
38
SER
38
A
LYS
39
n
39
LYS
39
A
GLY
40
n
40
GLY
40
A
ASN
41
n
41
ASN
41
A
LEU
42
n
42
LEU
42
A
ALA
43
n
43
ALA
43
A
ASP
44
n
44
ASP
44
A
VAL
45
n
45
VAL
45
A
ALA
46
n
46
ALA
46
A
PRO
47
n
47
PRO
47
A
GLY
48
n
48
GLY
48
A
LYS
49
n
49
LYS
49
A
SER
50
n
50
SER
50
A
ILE
51
n
51
ILE
51
A
GLY
52
n
52
GLY
52
A
GLY
53
n
53
GLY
53
A
ASP
54
n
54
ASP
54
A
ILE
55
n
55
ILE
55
A
PHE
56
n
56
PHE
56
A
SER
57
n
57
SER
57
A
ASN
58
n
58
ASN
58
A
ARG
59
n
59
ARG
59
A
GLU
60
n
60
GLU
60
A
GLY
61
n
61
GLY
61
A
LYS
62
n
62
LYS
62
A
LEU
63
n
63
LEU
63
A
PRO
64
n
64
PRO
64
A
GLY
65
n
65
GLY
65
A
LYS
66
n
66
LYS
66
A
SER
67
n
67
SER
67
A
GLY
68
n
68
GLY
68
A
ARG
69
n
69
ARG
69
A
THR
70
n
70
THR
70
A
TRP
71
n
71
TRP
71
A
ARG
72
n
72
ARG
72
A
GLU
73
n
73
GLU
73
A
ALA
74
n
74
ALA
74
A
ASP
75
n
75
ASP
75
A
ILE
76
n
76
ILE
76
A
ASN
77
n
77
ASN
77
A
TYR
78
n
78
TYR
78
A
THR
79
n
79
THR
79
A
SER
80
n
80
SER
80
A
GLY
81
n
81
GLY
81
A
PHE
82
n
82
PHE
82
A
ARG
83
n
83
ARG
83
A
ASN
84
n
84
ASN
84
A
SER
85
n
85
SER
85
A
ASP
86
n
86
ASP
86
A
ARG
87
n
87
ARG
87
A
ILE
88
n
88
ILE
88
A
LEU
89
n
89
LEU
89
A
TYR
90
n
90
TYR
90
A
SER
91
n
91
SER
91
A
SER
92
n
92
SER
92
A
ASP
93
n
93
ASP
93
A
TRP
94
n
94
TRP
94
A
LEU
95
n
95
LEU
95
A
ILE
96
n
96
ILE
96
A
TYR
97
n
97
TYR
97
A
LYS
98
n
98
LYS
98
A
THR
99
n
99
THR
99
A
THR
100
n
100
THR
100
A
ASP
101
n
101
ASP
101
A
HIS
102
n
102
HIS
102
A
TYR
103
n
103
TYR
103
A
GLN
104
n
104
GLN
104
A
THR
105
n
105
THR
105
A
PHE
106
n
106
PHE
106
A
THR
107
n
107
THR
107
A
LYS
108
n
108
LYS
108
A
ILE
109
n
109
ILE
109
A
ARG
110
n
110
ARG
110
A
author_and_software_defined_assembly
PISA
3
trimeric
software_defined_assembly
PQS
6
hexameric
8950
-97
16830
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
-0.5000000000
-0.8660254038
0.0000000000
0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
2_555
-y,x-y,z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
-0.5000000000
0.8660254038
0.0000000000
-0.8660254038
-0.5000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
3_555
-x+y,-x,z
crystal symmetry operation
0.0000000000
0.0000000000
0.0000000000
-0.5000000000
0.8660254038
0.0000000000
0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
4_556
y,x,-z+1
crystal symmetry operation
0.0000000000
0.0000000000
162.5500000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
5_556
x-y,-y,-z+1
crystal symmetry operation
0.0000000000
0.0000000000
162.5500000000
-0.5000000000
-0.8660254038
0.0000000000
-0.8660254038
0.5000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
6_556
-x,-x+y,-z+1
crystal symmetry operation
0.0000000000
0.0000000000
162.5500000000
A
O
TYR
97
A
O
TYR
97
A
N
LEU
89
A
N
LEU
89
A
O
ILE
88
A
O
ILE
88
A
N
ALA
74
A
N
ALA
74
A
O
TRP
71
A
O
TRP
71
A
N
PHE
56
A
N
PHE
56
1
A
SO4
111
B
SO4
1
A
SO4
111
B
SO4
1
A
HOH
157
D
HOH
1
A
ALA
1
A
ALA
1
1
Y
1
A
GLN
2
A
GLN
2
1
Y
1
A
ASN
5
-143.59
19.94
1
A
THR
79
-120.95
-58.01
1
A
TRP
94
72.94
32.58
29.61
INITIAL POSITIONAL AND B-FACTOR REFINEMENT WAS CARRIED OUT WITH X-PLOR (BRUNGER, 1992) FOR DATA IN THE RESOLUTION RANGE 7.0 - 1.5 ANGSTROMS. AT R-VALUES OF R=0.174 FOR |F| GREATER THAN 3 SIGMA(F), THE REFINEMENT WAS CONTINUED WITH THE PROGRAM SHELXL-93. THE FREE R VALUE WAS MONITORED IN THE FIRST STEPS OF REFINEMENT. THE MODEL WAS FINALLY REFINED USING ALL DATA.
0.2440000
0.1870000
0.1870000
2.2
15.00
625
7960
10
98.7
RANDOM
1
THROUGHOUT
0.0
MOLECULAR REPLACEMENT
PDB ENTRY 1BRN
2.2
15.00
102
976
10
0
864
0.011
1.502
24.49
1.229
0.3080000
0.2380000
2.3
78
786
8
7.4
96.5
30
2.2
19.9
1YVS
0.0690000
1
17
22
98
0.128
2.17
2.23
4.7
0.158
1
1.9
95
model building
X-PLOR
3.1
refinement
X-PLOR
3.1
data reduction
MOSFLM
data scaling
CCP4
phasing
X-PLOR
3.1
Trimeric domain swapped barnase
1
N
N
2
N
N
2
N
N
3
N
N
A
PHE
7
A
PHE
7
HELX_P
A
TYR
17
A
TYR
17
1
1
11
A
LYS
27
A
LYS
27
HELX_P
A
ALA
32
A
ALA
32
1
2
6
A
LEU
42
A
LEU
42
HELX_P
A
VAL
45
A
VAL
45
1
3
4
ENDONUCLEASE
ENDONUCLEASE, RIBONUCLEASE, DOMAIN SWAPPED, TRIMER
RNBR_BACAM
UNP
1
1
P00648
MMKMEGIALKKRLSWISVCLLVLVSAAGMLFSTAAKTETSSHKAHTEAQVINTFDGVADYLQTYHKLPDNYITKSEAQAL
GWVASKGNLADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTSGFRNSDRILYSSDWLIYKTTDHYQTFTKIR
48
157
1YVS
1
110
P00648
A
1
1
110
4
anti-parallel
anti-parallel
anti-parallel
A
ILE
96
A
ILE
96
A
THR
99
A
THR
99
A
ARG
87
A
ARG
87
A
SER
91
A
SER
91
A
TRP
71
A
TRP
71
A
ASP
75
A
ASP
75
A
GLY
52
A
GLY
52
A
PHE
56
A
PHE
56
BINDING SITE FOR RESIDUE SO4 A 111
A
SO4
111
Software
6
BINDING SITE FOR RESIDUE SO4 A 112
A
SO4
112
Software
7
A
SER
38
A
SER
38
6
2_555
A
SER
38
A
SER
38
6
3_555
A
SER
38
A
SER
38
6
1_555
A
HOH
118
D
HOH
6
2_555
A
HOH
118
D
HOH
6
3_555
A
HOH
118
D
HOH
6
1_555
A
LYS
27
A
LYS
27
7
3_555
A
GLU
73
A
GLU
73
7
1_555
A
ARG
83
A
ARG
83
7
1_555
A
ARG
87
A
ARG
87
7
1_555
A
HIS
102
A
HIS
102
7
1_555
A
TYR
103
A
TYR
103
7
1_555
A
HOH
170
D
HOH
7
3_555
155
H 3 2