0.015615
0.000000
0.000000
0.000000
0.015615
0.000000
0.000000
0.000000
0.015615
0.00000
0.00000
0.00000
Ogihara, N.L.
Ghirlanda, G.
Bryson, J.W.
Gingery, M.
DeGrado, W.F.
Eisenberg, D.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
24
90.00
90.00
90.00
64.040
64.040
64.040
C3 H7 N O2
89.093
y
ALANINE
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
H2 O
18.015
WATER
non-polymer
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
C2 H F3 O2
114.023
trifluoroacetic acid
non-polymer
N
1
N
N
N
2
S
C
N
3
N
C
N
4
N
O
N
5
N
C
N
6
N
O
N
7
N
H
N
8
N
H
N
9
N
H
N
10
N
H
N
11
N
H
N
12
N
H
N
13
N
H
N
14
N
N
N
15
S
C
N
16
N
C
N
17
N
O
N
18
N
C
N
19
N
C
N
20
N
C
N
21
N
O
N
22
N
N
N
23
N
O
N
24
N
H
N
25
N
H
N
26
N
H
N
27
N
H
N
28
N
H
N
29
N
H
N
30
N
H
N
31
N
H
N
32
N
H
N
33
N
H
N
34
N
N
N
35
S
C
N
36
N
C
N
37
N
O
N
38
N
C
N
39
N
C
N
40
N
C
N
41
N
O
N
42
N
O
N
43
N
O
N
44
N
H
N
45
N
H
N
46
N
H
N
47
N
H
N
48
N
H
N
49
N
H
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
N
N
54
N
C
N
55
N
C
N
56
N
O
N
57
N
O
N
58
N
H
N
59
N
H
N
60
N
H
N
61
N
H
N
62
N
H
N
63
N
O
N
64
N
H
N
65
N
H
N
66
N
N
N
67
S
C
N
68
N
C
N
69
N
O
N
70
N
C
N
71
N
C
N
72
N
C
N
73
N
C
N
74
N
O
N
75
N
H
N
76
N
H
N
77
N
H
N
78
N
H
N
79
N
H
N
80
N
H
N
81
N
H
N
82
N
H
N
83
N
H
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
N
N
89
S
C
N
90
N
C
N
91
N
O
N
92
N
C
N
93
N
C
N
94
N
C
N
95
N
C
N
96
N
N
N
97
N
O
N
98
N
H
N
99
N
H
N
100
N
H
N
101
N
H
N
102
N
H
N
103
N
H
N
104
N
H
N
105
N
H
N
106
N
H
N
107
N
H
N
108
N
H
N
109
N
H
N
110
N
H
N
111
N
H
N
112
N
H
N
113
N
N
N
114
S
C
N
115
N
C
N
116
N
O
N
117
N
C
Y
118
N
C
Y
119
N
C
Y
120
N
C
Y
121
N
C
Y
122
N
C
Y
123
N
C
N
124
N
O
N
125
N
H
N
126
N
H
N
127
N
H
N
128
N
H
N
129
N
H
N
130
N
H
N
131
N
H
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
N
N
137
S
C
N
138
N
C
N
139
N
O
N
140
N
C
N
141
N
C
N
142
N
C
N
143
N
O
N
144
N
H
N
145
N
H
N
146
N
H
N
147
N
H
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
N
N
154
S
C
N
155
N
C
N
156
N
O
N
157
N
C
N
158
N
O
N
159
N
O
N
160
N
H
N
161
N
H
N
162
N
H
N
163
N
H
N
164
N
H
N
165
N
H
N
166
N
H
N
167
N
S
N
168
N
O
N
169
N
O
N
170
N
O
N
171
N
O
N
172
N
C
N
173
N
C
N
174
N
O
N
175
N
F
N
176
N
F
N
177
N
F
N
178
N
O
N
179
N
H
N
1
N
sing
N
2
N
sing
N
3
N
sing
N
4
N
sing
N
5
N
sing
N
6
N
sing
N
7
N
doub
N
8
N
sing
N
9
N
sing
N
10
N
sing
N
11
N
sing
N
12
N
sing
N
13
N
sing
N
14
N
sing
N
15
N
sing
N
16
N
sing
N
17
N
sing
N
18
N
sing
N
19
N
doub
N
20
N
sing
N
21
N
sing
N
22
N
sing
N
23
N
sing
N
24
N
sing
N
25
N
sing
N
26
N
sing
N
27
N
doub
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
sing
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
doub
N
39
N
sing
N
40
N
sing
N
41
N
sing
N
42
N
sing
N
43
N
sing
N
44
N
sing
N
45
N
sing
N
46
N
doub
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
sing
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
doub
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
sing
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
sing
N
67
N
doub
N
68
N
sing
N
69
N
sing
N
70
N
sing
N
71
N
sing
N
72
N
sing
N
73
N
sing
N
74
N
sing
N
75
N
sing
N
76
N
sing
N
77
N
sing
N
78
N
sing
N
79
N
sing
N
80
N
sing
N
81
N
sing
N
82
N
sing
N
83
N
sing
N
84
N
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
doub
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
sing
N
95
N
sing
N
96
N
sing
N
97
N
sing
N
98
N
sing
N
99
N
sing
N
100
N
sing
N
101
N
sing
N
102
N
sing
N
103
N
sing
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
N
108
N
sing
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
doub
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
sing
Y
117
N
doub
Y
118
N
sing
Y
119
N
sing
N
120
N
sing
Y
121
N
doub
N
122
N
sing
Y
123
N
doub
N
124
N
sing
Y
125
N
sing
N
126
N
sing
N
127
N
sing
N
128
N
sing
N
129
N
sing
N
130
N
sing
N
131
N
sing
N
132
N
sing
N
133
N
sing
N
134
N
sing
N
135
N
doub
N
136
N
sing
N
137
N
sing
N
138
N
sing
N
139
N
sing
N
140
N
sing
N
141
N
sing
N
142
N
sing
N
143
N
sing
N
144
N
sing
N
145
N
sing
N
146
N
sing
N
147
N
sing
N
148
N
sing
N
149
N
sing
N
150
N
sing
N
151
N
sing
N
152
N
doub
N
153
N
sing
N
154
N
sing
N
155
N
sing
N
156
N
sing
N
157
N
sing
N
158
N
sing
N
159
N
doub
N
160
N
doub
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
doub
N
165
N
sing
N
166
N
sing
N
167
N
sing
N
168
N
sing
N
169
N
sing
US
Proc.Natl.Acad.Sci.USA
PNASA6
0040
0027-8424
98
1404
1409
10.1073/pnas.98.4.1404
11171963
Design of three-dimensional domain-swapped dimers and fibrous oligomers.
2001
10.2210/pdb1g6u/pdb
pdb_00001g6u
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
298
1
mirrors
IMAGE PLATE
RIGAKU RAXIS IIC
mirrors
SINGLE WAVELENGTH
M
x-ray
1
0.975
1.0
X12B
NSLS
0.975
SYNCHROTRON
NSLS BEAMLINE X12B
5131.009
DOMAIN SWAPPED DIMER
2
syn
polymer
96.063
SULFATE ION
1
syn
non-polymer
114.023
trifluoroacetic acid
1
syn
non-polymer
18.015
water
85
nat
water
no
no
SLAALKSELQALKKEGFSPEELAALESELQALEKKLAALKSKLQALKG
SLAALKSELQALKKEGFSPEELAALESELQALEKKLAALKSKLQALKG
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
1
2.13
42.32
VAPOR DIFFUSION
6.5
100 mM MES, pH 6.5,
100 mM NaCl,
2.6 M ammonium sulfate,
1% dioxane, VAPOR DIFFUSION, temperature 298K
298
chem_comp_atom
chem_comp_bond
database_2
struct_site
repository
Initial release
Version format compliance
Non-polymer description
Version format compliance
Data collection
Database references
Derived calculations
1
0
2001-02-21
1
1
2008-04-27
1
2
2011-07-13
1
3
2024-02-07
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
RCSB
Y
RCSB
2000-11-07
REL
REL
SO4
SULFATE ION
TFA
trifluoroacetic acid
HOH
water
The peptide was chemically synthesized.
sample
SO4
201
2
SO4
SO4
201
B
TFA
200
3
TFA
TFA
200
B
HOH
101
4
HOH
HOH
101
A
HOH
102
4
HOH
HOH
102
A
HOH
104
4
HOH
HOH
104
A
HOH
105
4
HOH
HOH
105
A
HOH
107
4
HOH
HOH
107
A
HOH
108
4
HOH
HOH
108
A
HOH
110
4
HOH
HOH
110
A
HOH
111
4
HOH
HOH
111
A
HOH
112
4
HOH
HOH
112
A
HOH
113
4
HOH
HOH
113
A
HOH
115
4
HOH
HOH
115
A
HOH
116
4
HOH
HOH
116
A
HOH
117
4
HOH
HOH
117
A
HOH
118
4
HOH
HOH
118
A
HOH
120
4
HOH
HOH
120
A
HOH
124
4
HOH
HOH
124
A
HOH
128
4
HOH
HOH
128
A
HOH
129
4
HOH
HOH
129
A
HOH
130
4
HOH
HOH
130
A
HOH
131
4
HOH
HOH
131
A
HOH
134
4
HOH
HOH
134
A
HOH
135
4
HOH
HOH
135
A
HOH
138
4
HOH
HOH
138
A
HOH
139
4
HOH
HOH
139
A
HOH
140
4
HOH
HOH
140
A
HOH
143
4
HOH
HOH
143
A
HOH
144
4
HOH
HOH
144
A
HOH
148
4
HOH
HOH
148
A
HOH
150
4
HOH
HOH
150
A
HOH
151
4
HOH
HOH
151
A
HOH
152
4
HOH
HOH
152
A
HOH
153
4
HOH
HOH
153
A
HOH
154
4
HOH
HOH
154
A
HOH
155
4
HOH
HOH
155
A
HOH
157
4
HOH
HOH
157
A
HOH
159
4
HOH
HOH
159
A
HOH
161
4
HOH
HOH
161
A
HOH
164
4
HOH
HOH
164
A
HOH
165
4
HOH
HOH
165
A
HOH
167
4
HOH
HOH
167
A
HOH
170
4
HOH
HOH
170
A
HOH
172
4
HOH
HOH
172
A
HOH
173
4
HOH
HOH
173
A
HOH
178
4
HOH
HOH
178
A
HOH
179
4
HOH
HOH
179
A
HOH
180
4
HOH
HOH
180
A
HOH
181
4
HOH
HOH
181
A
HOH
182
4
HOH
HOH
182
A
HOH
183
4
HOH
HOH
183
A
HOH
103
4
HOH
HOH
103
B
HOH
106
4
HOH
HOH
106
B
HOH
109
4
HOH
HOH
109
B
HOH
114
4
HOH
HOH
114
B
HOH
119
4
HOH
HOH
119
B
HOH
121
4
HOH
HOH
121
B
HOH
122
4
HOH
HOH
122
B
HOH
123
4
HOH
HOH
123
B
HOH
125
4
HOH
HOH
125
B
HOH
126
4
HOH
HOH
126
B
HOH
127
4
HOH
HOH
127
B
HOH
132
4
HOH
HOH
132
B
HOH
133
4
HOH
HOH
133
B
HOH
136
4
HOH
HOH
136
B
HOH
137
4
HOH
HOH
137
B
HOH
141
4
HOH
HOH
141
B
HOH
142
4
HOH
HOH
142
B
HOH
145
4
HOH
HOH
145
B
HOH
146
4
HOH
HOH
146
B
HOH
147
4
HOH
HOH
147
B
HOH
149
4
HOH
HOH
149
B
HOH
156
4
HOH
HOH
156
B
HOH
158
4
HOH
HOH
158
B
HOH
160
4
HOH
HOH
160
B
HOH
162
4
HOH
HOH
162
B
HOH
163
4
HOH
HOH
163
B
HOH
166
4
HOH
HOH
166
B
HOH
168
4
HOH
HOH
168
B
HOH
169
4
HOH
HOH
169
B
HOH
171
4
HOH
HOH
171
B
HOH
174
4
HOH
HOH
174
B
HOH
175
4
HOH
HOH
175
B
HOH
176
4
HOH
HOH
176
B
HOH
177
4
HOH
HOH
177
B
HOH
184
4
HOH
HOH
184
B
HOH
185
4
HOH
HOH
185
B
SER
1
n
1
SER
1
A
LEU
2
n
2
LEU
2
A
ALA
3
n
3
ALA
3
A
ALA
4
n
4
ALA
4
A
LEU
5
n
5
LEU
5
A
LYS
6
n
6
LYS
6
A
SER
7
n
7
SER
7
A
GLU
8
n
8
GLU
8
A
LEU
9
n
9
LEU
9
A
GLN
10
n
10
GLN
10
A
ALA
11
n
11
ALA
11
A
LEU
12
n
12
LEU
12
A
LYS
13
n
13
LYS
13
A
LYS
14
n
14
LYS
14
A
GLU
15
n
15
GLU
15
A
GLY
16
n
16
GLY
16
A
PHE
17
n
17
PHE
17
A
SER
18
n
18
SER
18
A
PRO
19
n
19
PRO
19
A
GLU
20
n
20
GLU
20
A
GLU
21
n
21
GLU
21
A
LEU
22
n
22
LEU
22
A
ALA
23
n
23
ALA
23
A
ALA
24
n
24
ALA
24
A
LEU
25
n
25
LEU
25
A
GLU
26
n
26
GLU
26
A
SER
27
n
27
SER
27
A
GLU
28
n
28
GLU
28
A
LEU
29
n
29
LEU
29
A
GLN
30
n
30
GLN
30
A
ALA
31
n
31
ALA
31
A
LEU
32
n
32
LEU
32
A
GLU
33
n
33
GLU
33
A
LYS
34
n
34
LYS
34
A
LYS
35
n
35
LYS
35
A
LEU
36
n
36
LEU
36
A
ALA
37
n
37
ALA
37
A
ALA
38
n
38
ALA
38
A
LEU
39
n
39
LEU
39
A
LYS
40
n
40
LYS
40
A
SER
41
n
41
SER
41
A
LYS
42
n
42
LYS
42
A
LEU
43
n
43
LEU
43
A
GLN
44
n
44
GLN
44
A
ALA
45
n
45
ALA
45
A
LEU
46
n
46
LEU
46
A
LYS
47
n
47
LYS
47
A
GLY
48
n
48
GLY
48
A
SER
1
n
1
SER
1
B
LEU
2
n
2
LEU
2
B
ALA
3
n
3
ALA
3
B
ALA
4
n
4
ALA
4
B
LEU
5
n
5
LEU
5
B
LYS
6
n
6
LYS
6
B
SER
7
n
7
SER
7
B
GLU
8
n
8
GLU
8
B
LEU
9
n
9
LEU
9
B
GLN
10
n
10
GLN
10
B
ALA
11
n
11
ALA
11
B
LEU
12
n
12
LEU
12
B
LYS
13
n
13
LYS
13
B
LYS
14
n
14
LYS
14
B
GLU
15
n
15
GLU
15
B
GLY
16
n
16
GLY
16
B
PHE
17
n
17
PHE
17
B
SER
18
n
18
SER
18
B
PRO
19
n
19
PRO
19
B
GLU
20
n
20
GLU
20
B
GLU
21
n
21
GLU
21
B
LEU
22
n
22
LEU
22
B
ALA
23
n
23
ALA
23
B
ALA
24
n
24
ALA
24
B
LEU
25
n
25
LEU
25
B
GLU
26
n
26
GLU
26
B
SER
27
n
27
SER
27
B
GLU
28
n
28
GLU
28
B
LEU
29
n
29
LEU
29
B
GLN
30
n
30
GLN
30
B
ALA
31
n
31
ALA
31
B
LEU
32
n
32
LEU
32
B
GLU
33
n
33
GLU
33
B
LYS
34
n
34
LYS
34
B
LYS
35
n
35
LYS
35
B
LEU
36
n
36
LEU
36
B
ALA
37
n
37
ALA
37
B
ALA
38
n
38
ALA
38
B
LEU
39
n
39
LEU
39
B
LYS
40
n
40
LYS
40
B
SER
41
n
41
SER
41
B
LYS
42
n
42
LYS
42
B
LEU
43
n
43
LEU
43
B
GLN
44
n
44
GLN
44
B
ALA
45
n
45
ALA
45
B
LEU
46
n
46
LEU
46
B
LYS
47
n
47
LYS
47
B
GLY
48
n
48
GLY
48
B
author_and_software_defined_assembly
PISA
2
dimeric
software_defined_assembly
PISA
6
hexameric
2060
-24
6150
11190
-102
13450
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
0.0000000000
0.0000000000
-1.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
7_564
-z+1/2,-x+1,y-1/2
crystal symmetry operation
32.0200000000
64.0400000000
-32.0200000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
-1.0000000000
0.0000000000
0.0000000000
10_655
-y+1,z+1/2,-x+1/2
crystal symmetry operation
64.0400000000
32.0200000000
32.0200000000
1
B
SO4
201
C
SO4
1
B
SO4
201
C
SO4
1
A
O
GLY
48
A
O
GLY
48
1
Y
1
B
O1
SO4
201
C
O1
SO4
1
1
N
1
B
O3
SO4
201
C
O3
SO4
1
1
N
1
B
B
S
O2
SO4
SO4
201
201
1.41
1_555
7_564
1
A
SER
18
14.93
76.33
1
B
SER
18
18.66
69.76
16.5
0.00
0.00
0.00
0.00
0.00
0.00
0.2410000
0.006
0.1980000
0.2020000
0.1980000
1.48
30.00
1476
14554
14554
10.1
97.9
RANDOM
10000000.00
0.00
1
RESTRAINED
THROUGHOUT
0.0
0.0
MIR
Engh & Huber
0.20
0.17
5.00
0.20
0.18
1.48
30.00
85
813
10
0
718
0.018
1.8
16.0
1.54
0.82
1.50
1.21
2.00
3.66
2.00
6.54
2.50
0.3140000
0.022
0.2850000
1.57
196
1933
1934
6
9.2
88
17.5
1.48
30.00
1G6U
14554
14554
0.0
0.0
0.0820000
1
5.5
97.9
0.2890000
1.48
1.57
2129
1
88
model building
DM
refinement
X-PLOR
3.820
data reduction
DENZO
data scaling
SCALEPACK
phasing
DM
CRYSTAL STRUCTURE OF A DOMAIN SWAPPED DIMER
1
N
N
1
N
N
2
N
N
3
N
N
4
N
N
4
N
N
A
SER
1
A
SER
1
HELX_P
A
GLU
15
A
GLU
15
1
1
15
A
SER
18
A
SER
18
HELX_P
A
GLY
48
A
GLY
48
1
2
31
B
SER
1
B
SER
1
HELX_P
B
LYS
14
B
LYS
14
1
3
14
B
SER
18
B
SER
18
HELX_P
B
GLY
48
B
GLY
48
1
4
31
DE NOVO PROTEIN
designed three helix bundle, DE NOVO PROTEIN
1G6U
PDB
1
1G6U
1
48
1G6U
1
48
1G6U
A
1
1
48
1
48
1G6U
1
48
1G6U
B
1
1
48
BINDING SITE FOR RESIDUE SO4 B 201
B
SO4
201
Software
1
BINDING SITE FOR RESIDUE TFA B 200
B
TFA
200
Software
7
B
LYS
35
B
LYS
35
1
10_655
A
SER
1
A
SER
1
7
1_555
A
LEU
2
A
LEU
2
7
1_555
A
ALA
3
A
ALA
3
7
1_555
A
HOH
108
E
HOH
7
5_555
B
SER
1
B
SER
1
7
1_555
B
LEU
2
B
LEU
2
7
1_555
B
ALA
3
B
ALA
3
7
1_555
198
P 21 3