0.006404
0.000000
0.000000
0.000000
0.006404
0.000000
0.000000
0.000000
0.013138
0.000000
0.000000
0.000000
Tilegenova, C.
Cortes, D.M.
Jahovic, N.
Hardy, E.
Parameswaran, H.
Guan, L.
0000-0001-5192-7568
Cuello, L.G.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.000
90.000
90.000
156.158
156.158
76.116
C26 H50 O5
442.672
(1S)-2-HYDROXY-1-[(NONANOYLOXY)METHYL]ETHYL MYRISTATE
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
C3 H7 N O2 S
121.158
y
CYSTEINE
L-peptide linking
C9 H20 O
144.254
NONAN-1-OL
non-polymer
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
K 1
39.098
POTASSIUM ION
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
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
Proc.Natl.Acad.Sci.USA
PNASA6
0040
1091-6490
116
16829
16834
10.1073/pnas.1901888116
31387976
Structure, function, and ion-binding properties of a K+channel stabilized in the 2,4-ion-bound configuration.
2019
0000-0002-2274-361X
0000-0001-5192-7568
100
1
N
CCD
2015-11-25
MARMOSAIC 325 mm CCD
SINGLE WAVELENGTH
M
x-ray
1
0.987
1.0
BL14-1
SSRL
0.987
SYNCHROTRON
SSRL BEAMLINE BL14-1
23411.242
antibody fragment heavy chain
1
man
polymer
23435.738
antibody fragment light chain
1
man
polymer
11024.828
pH-gated potassium channel KcsA
G77C, L90C
1
man
polymer
144.254
NONAN-1-OL
1
syn
non-polymer
442.672
(1S)-2-HYDROXY-1-[(NONANOYLOXY)METHYL]ETHYL MYRISTATE
1
syn
non-polymer
39.098
POTASSIUM ION
4
syn
non-polymer
18.015
water
104
nat
water
Streptomyces lividans K+ channel,SKC1
no
no
QVQLQQPGAELVKPGASVKLSCKASGYTFTSDWIHWVKQRPGHGLEWIGEIIPSYGRANYNEKIQKKATLTADKSSSTAF
MQLSSLTSEDSAVYYCARERGDGYFAVWGAGTTVTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWN
SGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSSWPSETVTCNVAHPASSTKVDKKIVPRD
QVQLQQPGAELVKPGASVKLSCKASGYTFTSDWIHWVKQRPGHGLEWIGEIIPSYGRANYNEKIQKKATLTADKSSSTAF
MQLSSLTSEDSAVYYCARERGDGYFAVWGAGTTVTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWN
SGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSSWPSETVTCNVAHPASSTKVDKKIVPRD
A
polypeptide(L)
no
no
DILLTQSPAILSVSPGERVSFSCRASQSIGTDIHWYQQRTNGSPRLLIKYASESISGIPSRFSGSGSGTDFTLSINSVES
EDIANYYCQQSNRWPFTFGSGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVL
NSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRN
DILLTQSPAILSVSPGERVSFSCRASQSIGTDIHWYQQRTNGSPRLLIKYASESISGIPSRFSGSGSGTDFTLSINSVES
EDIANYYCQQSNRWPFTFGSGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVL
NSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRN
B
polypeptide(L)
no
no
SALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGAQLITYPRALWWSVETATTVCYGDLYPVTLWGRCVAVVVMVAGIT
SFGLVTAALATWFVGREQERRGH
SALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGAQLITYPRALWWSVETATTVCYGDLYPVTLWGRCVAVVVMVAGIT
SFGLVTAALATWFVGREQERRGH
C
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
sample
1
219
10090
Mus musculus
40674
Mammalia
Biological sequence
sample
1
212
10090
Mus musculus
40674
Mammalia
Biological sequence
sample
1
103
kcsA, skc1
1916
Streptomyces lividans
562
Escherichia coli
Biological sequence
1
4.01
69.32
VAPOR DIFFUSION, SITTING DROP
PEG400 , magnesium acetate, sodium acetate
293
citation
citation_author
citation
pdbx_audit_support
repository
Initial release
Data collection
Database references
Data collection
Database references
Author supporting evidence
1
0
2019-08-07
1
1
2019-08-21
1
2
2019-08-28
1
3
2019-12-18
_citation.pdbx_database_id_DOI
_citation.pdbx_database_id_PubMed
_citation.title
_citation_author.identifier_ORCID
_citation_author.name
_citation.journal_volume
_citation.page_first
_citation.page_last
_pdbx_audit_support.funding_organization
United States
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)
2R01GM097159-06
United States
Robert A. Welch Foundation
BI-1949
United States
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)
R01GM122759
United States
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)
R21NS105863
N
RCSB
Y
RCSB
2018-12-20
REL
REL
F09
NONAN-1-OL
1EM
(1S)-2-HYDROXY-1-[(NONANOYLOXY)METHYL]ETHYL MYRISTATE
K
POTASSIUM ION
HOH
water
F09
301
4
F09
F09
301
A
DGA
201
5
1EM
1EM
201
C
K
1
6
K
K
202
C
K
2
6
K
K
203
C
K
3
6
K
K
204
C
K
4
6
K
K
205
C
HOH
46
7
HOH
HOH
401
A
HOH
60
7
HOH
HOH
402
A
HOH
62
7
HOH
HOH
403
A
HOH
17
7
HOH
HOH
404
A
HOH
16
7
HOH
HOH
405
A
HOH
23
7
HOH
HOH
406
A
HOH
39
7
HOH
HOH
407
A
HOH
1
7
HOH
HOH
408
A
HOH
48
7
HOH
HOH
409
A
HOH
53
7
HOH
HOH
410
A
HOH
45
7
HOH
HOH
411
A
HOH
55
7
HOH
HOH
412
A
HOH
29
7
HOH
HOH
413
A
HOH
38
7
HOH
HOH
414
A
HOH
67
7
HOH
HOH
415
A
HOH
63
7
HOH
HOH
416
A
HOH
37
7
HOH
HOH
417
A
HOH
94
7
HOH
HOH
418
A
HOH
90
7
HOH
HOH
419
A
HOH
33
7
HOH
HOH
420
A
HOH
19
7
HOH
HOH
421
A
HOH
44
7
HOH
HOH
422
A
HOH
34
7
HOH
HOH
423
A
HOH
50
7
HOH
HOH
424
A
HOH
86
7
HOH
HOH
425
A
HOH
28
7
HOH
HOH
426
A
HOH
54
7
HOH
HOH
427
A
HOH
61
7
HOH
HOH
428
A
HOH
66
7
HOH
HOH
429
A
HOH
65
7
HOH
HOH
430
A
HOH
81
7
HOH
HOH
431
A
HOH
41
7
HOH
HOH
432
A
HOH
80
7
HOH
HOH
433
A
HOH
77
7
HOH
HOH
301
B
HOH
22
7
HOH
HOH
302
B
HOH
76
7
HOH
HOH
303
B
HOH
85
7
HOH
HOH
304
B
HOH
10
7
HOH
HOH
305
B
HOH
12
7
HOH
HOH
306
B
HOH
68
7
HOH
HOH
307
B
HOH
70
7
HOH
HOH
308
B
HOH
59
7
HOH
HOH
309
B
HOH
4
7
HOH
HOH
310
B
HOH
11
7
HOH
HOH
311
B
HOH
64
7
HOH
HOH
312
B
HOH
25
7
HOH
HOH
313
B
HOH
84
7
HOH
HOH
314
B
HOH
92
7
HOH
HOH
315
B
HOH
58
7
HOH
HOH
316
B
HOH
43
7
HOH
HOH
317
B
HOH
47
7
HOH
HOH
318
B
HOH
30
7
HOH
HOH
319
B
HOH
35
7
HOH
HOH
320
B
HOH
96
7
HOH
HOH
321
B
HOH
42
7
HOH
HOH
322
B
HOH
8
7
HOH
HOH
323
B
HOH
69
7
HOH
HOH
324
B
HOH
14
7
HOH
HOH
325
B
HOH
7
7
HOH
HOH
326
B
HOH
6
7
HOH
HOH
327
B
HOH
20
7
HOH
HOH
328
B
HOH
13
7
HOH
HOH
329
B
HOH
73
7
HOH
HOH
330
B
HOH
51
7
HOH
HOH
331
B
HOH
95
7
HOH
HOH
332
B
HOH
40
7
HOH
HOH
333
B
HOH
27
7
HOH
HOH
334
B
HOH
98
7
HOH
HOH
335
B
HOH
26
7
HOH
HOH
336
B
HOH
93
7
HOH
HOH
337
B
HOH
75
7
HOH
HOH
338
B
HOH
87
7
HOH
HOH
339
B
HOH
18
7
HOH
HOH
340
B
HOH
24
7
HOH
HOH
341
B
HOH
101
7
HOH
HOH
342
B
HOH
57
7
HOH
HOH
343
B
HOH
100
7
HOH
HOH
344
B
HOH
49
7
HOH
HOH
345
B
HOH
72
7
HOH
HOH
346
B
HOH
71
7
HOH
HOH
347
B
HOH
78
7
HOH
HOH
348
B
HOH
82
7
HOH
HOH
349
B
HOH
74
7
HOH
HOH
350
B
HOH
88
7
HOH
HOH
351
B
HOH
91
7
HOH
HOH
352
B
HOH
97
7
HOH
HOH
353
B
HOH
21
7
HOH
HOH
301
C
HOH
99
7
HOH
HOH
302
C
HOH
3
7
HOH
HOH
303
C
HOH
5
7
HOH
HOH
304
C
HOH
31
7
HOH
HOH
305
C
HOH
2
7
HOH
HOH
306
C
HOH
32
7
HOH
HOH
307
C
HOH
15
7
HOH
HOH
308
C
HOH
9
7
HOH
HOH
309
C
HOH
36
7
HOH
HOH
310
C
HOH
89
7
HOH
HOH
311
C
HOH
102
7
HOH
HOH
312
C
HOH
56
7
HOH
HOH
313
C
HOH
52
7
HOH
HOH
314
C
HOH
79
7
HOH
HOH
315
C
HOH
83
7
HOH
HOH
316
C
HOH
104
7
HOH
HOH
317
C
HOH
103
7
HOH
HOH
318
C
GLN
1
n
1
GLN
1
A
VAL
2
n
2
VAL
2
A
GLN
3
n
3
GLN
3
A
LEU
4
n
4
LEU
4
A
GLN
5
n
5
GLN
5
A
GLN
6
n
6
GLN
6
A
PRO
7
n
7
PRO
7
A
GLY
8
n
8
GLY
8
A
ALA
9
n
9
ALA
9
A
GLU
10
n
10
GLU
10
A
LEU
11
n
11
LEU
11
A
VAL
12
n
12
VAL
12
A
LYS
13
n
13
LYS
13
A
PRO
14
n
14
PRO
14
A
GLY
15
n
15
GLY
15
A
ALA
16
n
16
ALA
16
A
SER
17
n
17
SER
17
A
VAL
18
n
18
VAL
18
A
LYS
19
n
19
LYS
19
A
LEU
20
n
20
LEU
20
A
SER
21
n
21
SER
21
A
CYS
22
n
22
CYS
22
A
LYS
23
n
23
LYS
23
A
ALA
24
n
24
ALA
24
A
SER
25
n
25
SER
25
A
GLY
26
n
26
GLY
26
A
TYR
27
n
27
TYR
27
A
THR
28
n
28
THR
28
A
PHE
29
n
29
PHE
29
A
THR
30
n
30
THR
30
A
SER
31
n
31
SER
31
A
ASP
32
n
32
ASP
32
A
TRP
33
n
33
TRP
33
A
ILE
34
n
34
ILE
34
A
HIS
35
n
35
HIS
35
A
TRP
36
n
36
TRP
36
A
VAL
37
n
37
VAL
37
A
LYS
38
n
38
LYS
38
A
GLN
39
n
39
GLN
39
A
ARG
40
n
40
ARG
40
A
PRO
41
n
41
PRO
41
A
GLY
42
n
42
GLY
42
A
HIS
43
n
43
HIS
43
A
GLY
44
n
44
GLY
44
A
LEU
45
n
45
LEU
45
A
GLU
46
n
46
GLU
46
A
TRP
47
n
47
TRP
47
A
ILE
48
n
48
ILE
48
A
GLY
49
n
49
GLY
49
A
GLU
50
n
50
GLU
50
A
ILE
51
n
51
ILE
51
A
ILE
52
n
52
ILE
52
A
PRO
53
n
53
PRO
53
A
SER
54
n
54
SER
54
A
TYR
55
n
55
TYR
55
A
GLY
56
n
56
GLY
56
A
ARG
57
n
57
ARG
57
A
ALA
58
n
58
ALA
58
A
ASN
59
n
59
ASN
59
A
TYR
60
n
60
TYR
60
A
ASN
61
n
61
ASN
61
A
GLU
62
n
62
GLU
62
A
LYS
63
n
63
LYS
63
A
ILE
64
n
64
ILE
64
A
GLN
65
n
65
GLN
65
A
LYS
66
n
66
LYS
66
A
LYS
67
n
67
LYS
67
A
ALA
68
n
68
ALA
68
A
THR
69
n
69
THR
69
A
LEU
70
n
70
LEU
70
A
THR
71
n
71
THR
71
A
ALA
72
n
72
ALA
72
A
ASP
73
n
73
ASP
73
A
LYS
74
n
74
LYS
74
A
SER
75
n
75
SER
75
A
SER
76
n
76
SER
76
A
SER
77
n
77
SER
77
A
THR
78
n
78
THR
78
A
ALA
79
n
79
ALA
79
A
PHE
80
n
80
PHE
80
A
MET
81
n
81
MET
81
A
GLN
82
n
82
GLN
82
A
LEU
83
n
83
LEU
83
A
SER
84
n
84
SER
84
A
SER
85
n
85
SER
85
A
LEU
86
n
86
LEU
86
A
THR
87
n
87
THR
87
A
SER
88
n
88
SER
88
A
GLU
89
n
89
GLU
89
A
ASP
90
n
90
ASP
90
A
SER
91
n
91
SER
91
A
ALA
92
n
92
ALA
92
A
VAL
93
n
93
VAL
93
A
TYR
94
n
94
TYR
94
A
TYR
95
n
95
TYR
95
A
CYS
96
n
96
CYS
96
A
ALA
97
n
97
ALA
97
A
ARG
98
n
98
ARG
98
A
GLU
99
n
99
GLU
99
A
ARG
100
n
100
ARG
100
A
GLY
101
n
101
GLY
101
A
ASP
102
n
102
ASP
102
A
GLY
103
n
103
GLY
103
A
TYR
104
n
104
TYR
104
A
PHE
105
n
105
PHE
105
A
ALA
106
n
106
ALA
106
A
VAL
107
n
107
VAL
107
A
TRP
108
n
108
TRP
108
A
GLY
109
n
109
GLY
109
A
ALA
110
n
110
ALA
110
A
GLY
111
n
111
GLY
111
A
THR
112
n
112
THR
112
A
THR
113
n
113
THR
113
A
VAL
114
n
114
VAL
114
A
THR
115
n
115
THR
115
A
VAL
116
n
116
VAL
116
A
SER
117
n
117
SER
117
A
SER
118
n
118
SER
118
A
ALA
119
n
119
ALA
119
A
LYS
120
n
120
LYS
120
A
THR
121
n
121
THR
121
A
THR
122
n
122
THR
122
A
PRO
123
n
123
PRO
123
A
PRO
124
n
124
PRO
124
A
SER
125
n
125
SER
125
A
VAL
126
n
126
VAL
126
A
TYR
127
n
127
TYR
127
A
PRO
128
n
128
PRO
128
A
LEU
129
n
129
LEU
129
A
ALA
130
n
130
ALA
130
A
PRO
131
n
131
PRO
131
A
GLY
132
n
132
GLY
132
A
SER
133
n
133
SER
133
A
ALA
134
n
134
ALA
134
A
ALA
135
n
135
ALA
135
A
GLN
136
n
136
GLN
136
A
THR
137
n
137
THR
137
A
ASN
138
n
138
ASN
138
A
SER
139
n
139
SER
139
A
MET
140
n
140
MET
140
A
VAL
141
n
141
VAL
141
A
THR
142
n
142
THR
142
A
LEU
143
n
143
LEU
143
A
GLY
144
n
144
GLY
144
A
CYS
145
n
145
CYS
145
A
LEU
146
n
146
LEU
146
A
VAL
147
n
147
VAL
147
A
LYS
148
n
148
LYS
148
A
GLY
149
n
149
GLY
149
A
TYR
150
n
150
TYR
150
A
PHE
151
n
151
PHE
151
A
PRO
152
n
152
PRO
152
A
GLU
153
n
153
GLU
153
A
PRO
154
n
154
PRO
154
A
VAL
155
n
155
VAL
155
A
THR
156
n
156
THR
156
A
VAL
157
n
157
VAL
157
A
THR
158
n
158
THR
158
A
TRP
159
n
159
TRP
159
A
ASN
160
n
160
ASN
160
A
SER
161
n
161
SER
161
A
GLY
162
n
162
GLY
162
A
SER
163
n
163
SER
163
A
LEU
164
n
164
LEU
164
A
SER
165
n
165
SER
165
A
SER
166
n
166
SER
166
A
GLY
167
n
167
GLY
167
A
VAL
168
n
168
VAL
168
A
HIS
169
n
169
HIS
169
A
THR
170
n
170
THR
170
A
PHE
171
n
171
PHE
171
A
PRO
172
n
172
PRO
172
A
ALA
173
n
173
ALA
173
A
VAL
174
n
174
VAL
174
A
LEU
175
n
175
LEU
175
A
GLN
176
n
176
GLN
176
A
SER
177
n
177
SER
177
A
ASP
178
n
178
ASP
178
A
LEU
179
n
179
LEU
179
A
TYR
180
n
180
TYR
180
A
THR
181
n
181
THR
181
A
LEU
182
n
182
LEU
182
A
SER
183
n
183
SER
183
A
SER
184
n
184
SER
184
A
SER
185
n
185
SER
185
A
VAL
186
n
186
VAL
186
A
THR
187
n
187
THR
187
A
VAL
188
n
188
VAL
188
A
PRO
189
n
189
PRO
189
A
SER
190
n
190
SER
190
A
SER
191
n
191
SER
191
A
SER
192
n
192
SER
192
A
TRP
193
n
193
TRP
193
A
PRO
194
n
194
PRO
194
A
SER
195
n
195
SER
195
A
GLU
196
n
196
GLU
196
A
THR
197
n
197
THR
197
A
VAL
198
n
198
VAL
198
A
THR
199
n
199
THR
199
A
CYS
200
n
200
CYS
200
A
ASN
201
n
201
ASN
201
A
VAL
202
n
202
VAL
202
A
ALA
203
n
203
ALA
203
A
HIS
204
n
204
HIS
204
A
PRO
205
n
205
PRO
205
A
ALA
206
n
206
ALA
206
A
SER
207
n
207
SER
207
A
SER
208
n
208
SER
208
A
THR
209
n
209
THR
209
A
LYS
210
n
210
LYS
210
A
VAL
211
n
211
VAL
211
A
ASP
212
n
212
ASP
212
A
LYS
213
n
213
LYS
213
A
LYS
214
n
214
LYS
214
A
ILE
215
n
215
ILE
215
A
VAL
216
n
216
VAL
216
A
PRO
217
n
217
PRO
217
A
ARG
218
n
218
ARG
218
A
ASP
219
n
219
ASP
219
A
ASP
1
n
1
ASP
1
B
ILE
2
n
2
ILE
2
B
LEU
3
n
3
LEU
3
B
LEU
4
n
4
LEU
4
B
THR
5
n
5
THR
5
B
GLN
6
n
6
GLN
6
B
SER
7
n
7
SER
7
B
PRO
8
n
8
PRO
8
B
ALA
9
n
9
ALA
9
B
ILE
10
n
10
ILE
10
B
LEU
11
n
11
LEU
11
B
SER
12
n
12
SER
12
B
VAL
13
n
13
VAL
13
B
SER
14
n
14
SER
14
B
PRO
15
n
15
PRO
15
B
GLY
16
n
16
GLY
16
B
GLU
17
n
17
GLU
17
B
ARG
18
n
18
ARG
18
B
VAL
19
n
19
VAL
19
B
SER
20
n
20
SER
20
B
PHE
21
n
21
PHE
21
B
SER
22
n
22
SER
22
B
CYS
23
n
23
CYS
23
B
ARG
24
n
24
ARG
24
B
ALA
25
n
25
ALA
25
B
SER
26
n
26
SER
26
B
GLN
27
n
27
GLN
27
B
SER
28
n
28
SER
28
B
ILE
29
n
29
ILE
29
B
GLY
30
n
30
GLY
30
B
THR
31
n
31
THR
31
B
ASP
32
n
32
ASP
32
B
ILE
33
n
33
ILE
33
B
HIS
34
n
34
HIS
34
B
TRP
35
n
35
TRP
35
B
TYR
36
n
36
TYR
36
B
GLN
37
n
37
GLN
37
B
GLN
38
n
38
GLN
38
B
ARG
39
n
39
ARG
39
B
THR
40
n
40
THR
40
B
ASN
41
n
41
ASN
41
B
GLY
42
n
42
GLY
42
B
SER
43
n
43
SER
43
B
PRO
44
n
44
PRO
44
B
ARG
45
n
45
ARG
45
B
LEU
46
n
46
LEU
46
B
LEU
47
n
47
LEU
47
B
ILE
48
n
48
ILE
48
B
LYS
49
n
49
LYS
49
B
TYR
50
n
50
TYR
50
B
ALA
51
n
51
ALA
51
B
SER
52
n
52
SER
52
B
GLU
53
n
53
GLU
53
B
SER
54
n
54
SER
54
B
ILE
55
n
55
ILE
55
B
SER
56
n
56
SER
56
B
GLY
57
n
57
GLY
57
B
ILE
58
n
58
ILE
58
B
PRO
59
n
59
PRO
59
B
SER
60
n
60
SER
60
B
ARG
61
n
61
ARG
61
B
PHE
62
n
62
PHE
62
B
SER
63
n
63
SER
63
B
GLY
64
n
64
GLY
64
B
SER
65
n
65
SER
65
B
GLY
66
n
66
GLY
66
B
SER
67
n
67
SER
67
B
GLY
68
n
68
GLY
68
B
THR
69
n
69
THR
69
B
ASP
70
n
70
ASP
70
B
PHE
71
n
71
PHE
71
B
THR
72
n
72
THR
72
B
LEU
73
n
73
LEU
73
B
SER
74
n
74
SER
74
B
ILE
75
n
75
ILE
75
B
ASN
76
n
76
ASN
76
B
SER
77
n
77
SER
77
B
VAL
78
n
78
VAL
78
B
GLU
79
n
79
GLU
79
B
SER
80
n
80
SER
80
B
GLU
81
n
81
GLU
81
B
ASP
82
n
82
ASP
82
B
ILE
83
n
83
ILE
83
B
ALA
84
n
84
ALA
84
B
ASN
85
n
85
ASN
85
B
TYR
86
n
86
TYR
86
B
TYR
87
n
87
TYR
87
B
CYS
88
n
88
CYS
88
B
GLN
89
n
89
GLN
89
B
GLN
90
n
90
GLN
90
B
SER
91
n
91
SER
91
B
ASN
92
n
92
ASN
92
B
ARG
93
n
93
ARG
93
B
TRP
94
n
94
TRP
94
B
PRO
95
n
95
PRO
95
B
PHE
96
n
96
PHE
96
B
THR
97
n
97
THR
97
B
PHE
98
n
98
PHE
98
B
GLY
99
n
99
GLY
99
B
SER
100
n
100
SER
100
B
GLY
101
n
101
GLY
101
B
THR
102
n
102
THR
102
B
LYS
103
n
103
LYS
103
B
LEU
104
n
104
LEU
104
B
GLU
105
n
105
GLU
105
B
ILE
106
n
106
ILE
106
B
LYS
107
n
107
LYS
107
B
ARG
108
n
108
ARG
108
B
ALA
109
n
109
ALA
109
B
ASP
110
n
110
ASP
110
B
ALA
111
n
111
ALA
111
B
ALA
112
n
112
ALA
112
B
PRO
113
n
113
PRO
113
B
THR
114
n
114
THR
114
B
VAL
115
n
115
VAL
115
B
SER
116
n
116
SER
116
B
ILE
117
n
117
ILE
117
B
PHE
118
n
118
PHE
118
B
PRO
119
n
119
PRO
119
B
PRO
120
n
120
PRO
120
B
SER
121
n
121
SER
121
B
SER
122
n
122
SER
122
B
GLU
123
n
123
GLU
123
B
GLN
124
n
124
GLN
124
B
LEU
125
n
125
LEU
125
B
THR
126
n
126
THR
126
B
SER
127
n
127
SER
127
B
GLY
128
n
128
GLY
128
B
GLY
129
n
129
GLY
129
B
ALA
130
n
130
ALA
130
B
SER
131
n
131
SER
131
B
VAL
132
n
132
VAL
132
B
VAL
133
n
133
VAL
133
B
CYS
134
n
134
CYS
134
B
PHE
135
n
135
PHE
135
B
LEU
136
n
136
LEU
136
B
ASN
137
n
137
ASN
137
B
ASN
138
n
138
ASN
138
B
PHE
139
n
139
PHE
139
B
TYR
140
n
140
TYR
140
B
PRO
141
n
141
PRO
141
B
LYS
142
n
142
LYS
142
B
ASP
143
n
143
ASP
143
B
ILE
144
n
144
ILE
144
B
ASN
145
n
145
ASN
145
B
VAL
146
n
146
VAL
146
B
LYS
147
n
147
LYS
147
B
TRP
148
n
148
TRP
148
B
LYS
149
n
149
LYS
149
B
ILE
150
n
150
ILE
150
B
ASP
151
n
151
ASP
151
B
GLY
152
n
152
GLY
152
B
SER
153
n
153
SER
153
B
GLU
154
n
154
GLU
154
B
ARG
155
n
155
ARG
155
B
GLN
156
n
156
GLN
156
B
ASN
157
n
157
ASN
157
B
GLY
158
n
158
GLY
158
B
VAL
159
n
159
VAL
159
B
LEU
160
n
160
LEU
160
B
ASN
161
n
161
ASN
161
B
SER
162
n
162
SER
162
B
TRP
163
n
163
TRP
163
B
THR
164
n
164
THR
164
B
ASP
165
n
165
ASP
165
B
GLN
166
n
166
GLN
166
B
ASP
167
n
167
ASP
167
B
SER
168
n
168
SER
168
B
LYS
169
n
169
LYS
169
B
ASP
170
n
170
ASP
170
B
SER
171
n
171
SER
171
B
THR
172
n
172
THR
172
B
TYR
173
n
173
TYR
173
B
SER
174
n
174
SER
174
B
MET
175
n
175
MET
175
B
SER
176
n
176
SER
176
B
SER
177
n
177
SER
177
B
THR
178
n
178
THR
178
B
LEU
179
n
179
LEU
179
B
THR
180
n
180
THR
180
B
LEU
181
n
181
LEU
181
B
THR
182
n
182
THR
182
B
LYS
183
n
183
LYS
183
B
ASP
184
n
184
ASP
184
B
GLU
185
n
185
GLU
185
B
TYR
186
n
186
TYR
186
B
GLU
187
n
187
GLU
187
B
ARG
188
n
188
ARG
188
B
HIS
189
n
189
HIS
189
B
ASN
190
n
190
ASN
190
B
SER
191
n
191
SER
191
B
TYR
192
n
192
TYR
192
B
THR
193
n
193
THR
193
B
CYS
194
n
194
CYS
194
B
GLU
195
n
195
GLU
195
B
ALA
196
n
196
ALA
196
B
THR
197
n
197
THR
197
B
HIS
198
n
198
HIS
198
B
LYS
199
n
199
LYS
199
B
THR
200
n
200
THR
200
B
SER
201
n
201
SER
201
B
THR
202
n
202
THR
202
B
SER
203
n
203
SER
203
B
PRO
204
n
204
PRO
204
B
ILE
205
n
205
ILE
205
B
VAL
206
n
206
VAL
206
B
LYS
207
n
207
LYS
207
B
SER
208
n
208
SER
208
B
PHE
209
n
209
PHE
209
B
ASN
210
n
210
ASN
210
B
ARG
211
n
211
ARG
211
B
ASN
212
n
212
ASN
212
B
SER
22
n
1
SER
22
C
ALA
23
n
2
ALA
23
C
LEU
24
n
3
LEU
24
C
HIS
25
n
4
HIS
25
C
TRP
26
n
5
TRP
26
C
ARG
27
n
6
ARG
27
C
ALA
28
n
7
ALA
28
C
ALA
29
n
8
ALA
29
C
GLY
30
n
9
GLY
30
C
ALA
31
n
10
ALA
31
C
ALA
32
n
11
ALA
32
C
THR
33
n
12
THR
33
C
VAL
34
n
13
VAL
34
C
LEU
35
n
14
LEU
35
C
LEU
36
n
15
LEU
36
C
VAL
37
n
16
VAL
37
C
ILE
38
n
17
ILE
38
C
VAL
39
n
18
VAL
39
C
LEU
40
n
19
LEU
40
C
LEU
41
n
20
LEU
41
C
ALA
42
n
21
ALA
42
C
GLY
43
n
22
GLY
43
C
SER
44
n
23
SER
44
C
TYR
45
n
24
TYR
45
C
LEU
46
n
25
LEU
46
C
ALA
47
n
26
ALA
47
C
VAL
48
n
27
VAL
48
C
LEU
49
n
28
LEU
49
C
ALA
50
n
29
ALA
50
C
GLU
51
n
30
GLU
51
C
ARG
52
n
31
ARG
52
C
GLY
53
n
32
GLY
53
C
ALA
54
n
33
ALA
54
C
PRO
55
n
34
PRO
55
C
GLY
56
n
35
GLY
56
C
ALA
57
n
36
ALA
57
C
GLN
58
n
37
GLN
58
C
LEU
59
n
38
LEU
59
C
ILE
60
n
39
ILE
60
C
THR
61
n
40
THR
61
C
TYR
62
n
41
TYR
62
C
PRO
63
n
42
PRO
63
C
ARG
64
n
43
ARG
64
C
ALA
65
n
44
ALA
65
C
LEU
66
n
45
LEU
66
C
TRP
67
n
46
TRP
67
C
TRP
68
n
47
TRP
68
C
SER
69
n
48
SER
69
C
VAL
70
n
49
VAL
70
C
GLU
71
n
50
GLU
71
C
THR
72
n
51
THR
72
C
ALA
73
n
52
ALA
73
C
THR
74
n
53
THR
74
C
THR
75
n
54
THR
75
C
VAL
76
n
55
VAL
76
C
CYS
77
n
56
CYS
77
C
TYR
78
n
57
TYR
78
C
GLY
79
n
58
GLY
79
C
ASP
80
n
59
ASP
80
C
LEU
81
n
60
LEU
81
C
TYR
82
n
61
TYR
82
C
PRO
83
n
62
PRO
83
C
VAL
84
n
63
VAL
84
C
THR
85
n
64
THR
85
C
LEU
86
n
65
LEU
86
C
TRP
87
n
66
TRP
87
C
GLY
88
n
67
GLY
88
C
ARG
89
n
68
ARG
89
C
CYS
90
n
69
CYS
90
C
VAL
91
n
70
VAL
91
C
ALA
92
n
71
ALA
92
C
VAL
93
n
72
VAL
93
C
VAL
94
n
73
VAL
94
C
VAL
95
n
74
VAL
95
C
MET
96
n
75
MET
96
C
VAL
97
n
76
VAL
97
C
ALA
98
n
77
ALA
98
C
GLY
99
n
78
GLY
99
C
ILE
100
n
79
ILE
100
C
THR
101
n
80
THR
101
C
SER
102
n
81
SER
102
C
PHE
103
n
82
PHE
103
C
GLY
104
n
83
GLY
104
C
LEU
105
n
84
LEU
105
C
VAL
106
n
85
VAL
106
C
THR
107
n
86
THR
107
C
ALA
108
n
87
ALA
108
C
ALA
109
n
88
ALA
109
C
LEU
110
n
89
LEU
110
C
ALA
111
n
90
ALA
111
C
THR
112
n
91
THR
112
C
TRP
113
n
92
TRP
113
C
PHE
114
n
93
PHE
114
C
VAL
115
n
94
VAL
115
C
GLY
116
n
95
GLY
116
C
ARG
117
n
96
ARG
117
C
GLU
118
n
97
GLU
118
C
GLN
119
n
98
GLN
119
C
GLU
120
n
99
GLU
120
C
ARG
121
n
100
ARG
121
C
ARG
122
n
101
ARG
122
C
GLY
123
n
102
GLY
123
C
HIS
124
n
103
HIS
124
C
author_and_software_defined_assembly
PISA
12
dodecameric
gel filtration
36620
-232
86000
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
OG1
THR
54
1_555
60.4
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
1_555
58.4
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
1_555
118.5
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
O
THR
54
1_555
0.0
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
O
THR
54
1_555
60.4
C
HOH
312
L
O
HOH
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
O
THR
54
1_555
58.4
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
OG1
THR
54
1_555
60.4
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
OG1
THR
54
1_555
0.0
C
HOH
312
L
O
HOH
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
OG1
THR
54
1_555
118.5
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
THR
75
C
OG1
THR
54
1_555
60.4
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
2_775
58.4
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
2_775
118.5
C
HOH
312
L
O
HOH
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
2_775
0.0
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
2_775
58.4
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
2_775
118.5
C
CYS
77
C
O
CYS
56
1_555
C
K
203
G
K
K
1_555
C
HOH
316
L
O
HOH
1_555
75.8
C
CYS
77
C
O
CYS
56
1_555
C
K
203
G
K
K
1_555
C
CYS
77
C
O
CYS
56
1_555
0.0
C
HOH
316
L
O
HOH
1_555
C
K
203
G
K
K
1_555
C
CYS
77
C
O
CYS
56
1_555
75.8
C
CYS
77
C
O
CYS
56
1_555
C
K
203
G
K
K
1_555
C
HOH
316
L
O
HOH
2_775
75.8
C
HOH
316
L
O
HOH
1_555
C
K
203
G
K
K
1_555
C
HOH
316
L
O
HOH
2_775
0.0
C
CYS
77
C
O
CYS
56
1_555
C
K
203
G
K
K
1_555
C
HOH
316
L
O
HOH
2_775
75.8
C
HOH
317
L
O
HOH
1_555
C
K
204
H
K
K
1_555
C
HOH
318
L
O
HOH
1_555
86.5
C
HOH
317
L
O
HOH
1_555
C
K
204
H
K
K
1_555
C
HOH
317
L
O
HOH
3_755
71.7
C
HOH
318
L
O
HOH
1_555
C
K
204
H
K
K
1_555
C
HOH
317
L
O
HOH
3_755
83.7
C
HOH
317
L
O
HOH
1_555
C
K
204
H
K
K
1_555
C
HOH
318
L
O
HOH
3_755
146.4
C
HOH
318
L
O
HOH
1_555
C
K
204
H
K
K
1_555
C
HOH
318
L
O
HOH
3_755
65.4
C
HOH
317
L
O
HOH
3_755
C
K
204
H
K
K
1_555
C
HOH
318
L
O
HOH
3_755
86.5
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
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
2_775
-x+2,-y+2,z
crystal symmetry operation
312.3160000000
312.3160000000
0.0000000000
0.0000000000
-1.0000000000
0.0000000000
1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
3_755
-y+2,x,z
crystal symmetry operation
312.3160000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
0.0000000000
-1.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
1.0000000000
4_575
y,-x+2,z
crystal symmetry operation
0.0000000000
312.3160000000
0.0000000000
A
N
GLN
5
A
N
GLN
5
A
O
LYS
23
A
O
LYS
23
A
N
VAL
18
A
N
VAL
18
A
O
LEU
83
A
O
LEU
83
A
O
GLN
82
A
O
GLN
82
A
N
THR
69
A
N
THR
69
A
N
VAL
12
A
N
VAL
12
A
O
THR
115
A
O
THR
115
A
O
VAL
114
A
O
VAL
114
A
N
ALA
92
A
N
ALA
92
A
O
GLU
99
A
O
GLU
99
A
N
TRP
33
A
N
TRP
33
A
N
LYS
38
A
N
LYS
38
A
O
GLU
46
A
O
GLU
46
A
N
GLU
50
A
N
GLU
50
A
O
ASN
59
A
O
ASN
59
A
N
VAL
12
A
N
VAL
12
A
O
THR
115
A
O
THR
115
A
O
VAL
114
A
O
VAL
114
A
N
ALA
92
A
N
ALA
92
A
N
ARG
98
A
N
ARG
98
A
O
VAL
107
A
O
VAL
107
A
N
SER
125
A
N
SER
125
A
O
LYS
148
A
O
LYS
148
A
N
TYR
150
A
N
TYR
150
A
O
TYR
180
A
O
TYR
180
A
O
SER
185
A
O
SER
185
A
N
HIS
169
A
N
HIS
169
A
N
SER
125
A
N
SER
125
A
O
LYS
148
A
O
LYS
148
A
N
TYR
150
A
N
TYR
150
A
O
TYR
180
A
O
TYR
180
A
O
LEU
179
A
O
LEU
179
A
N
GLN
176
A
N
GLN
176
A
N
THR
156
A
N
THR
156
A
O
ALA
203
A
O
ALA
203
A
N
HIS
204
A
N
HIS
204
A
O
THR
209
A
O
THR
209
B
N
THR
5
B
N
THR
5
B
O
ARG
24
B
O
ARG
24
B
N
PHE
21
B
N
PHE
21
B
O
LEU
73
B
O
LEU
73
B
O
SER
74
B
O
SER
74
B
N
SER
63
B
N
SER
63
B
N
LEU
11
B
N
LEU
11
B
O
GLU
105
B
O
GLU
105
B
O
THR
102
B
O
THR
102
B
N
TYR
86
B
N
TYR
86
B
O
ASN
85
B
O
ASN
85
B
N
GLN
38
B
N
GLN
38
B
N
TRP
35
B
N
TRP
35
B
O
LEU
47
B
O
LEU
47
B
N
LYS
49
B
N
LYS
49
B
O
GLU
53
B
O
GLU
53
B
N
LEU
11
B
N
LEU
11
B
O
GLU
105
B
O
GLU
105
B
O
THR
102
B
O
THR
102
B
N
TYR
86
B
N
TYR
86
B
N
GLN
90
B
N
GLN
90
B
O
THR
97
B
O
THR
97
B
N
THR
114
B
N
THR
114
B
O
ASN
137
B
O
ASN
137
B
N
ALA
130
B
N
ALA
130
B
O
LEU
181
B
O
LEU
181
B
O
SER
176
B
O
SER
176
B
N
SER
162
B
N
SER
162
B
O
ARG
155
B
O
ARG
155
B
N
TRP
148
B
N
TRP
148
B
N
ASN
145
B
N
ASN
145
B
O
THR
197
B
O
THR
197
B
N
ALA
196
B
N
ALA
196
B
O
ILE
205
B
O
ILE
205
1
C
K
202
F
K
1
C
K
203
G
K
1
C
K
204
H
K
1
C
K
205
I
K
1
C
HOH
312
L
HOH
1
C
HOH
316
L
HOH
1
A
CG
LYS
23
A
CG
LYS
23
1
Y
1
A
CD
LYS
23
A
CD
LYS
23
1
Y
1
A
CE
LYS
23
A
CE
LYS
23
1
Y
1
A
NZ
LYS
23
A
NZ
LYS
23
1
Y
1
A
CG
LYS
63
A
CG
LYS
63
1
Y
1
A
CD
LYS
63
A
CD
LYS
63
1
Y
1
A
CE
LYS
63
A
CE
LYS
63
1
Y
1
A
NZ
LYS
63
A
NZ
LYS
63
1
Y
1
A
CG
GLN
65
A
CG
GLN
65
1
Y
1
A
CD
GLN
65
A
CD
GLN
65
1
Y
1
A
OE1
GLN
65
A
OE1
GLN
65
1
Y
1
A
NE2
GLN
65
A
NE2
GLN
65
1
Y
1
A
CG
LYS
74
A
CG
LYS
74
1
Y
1
A
CD
LYS
74
A
CD
LYS
74
1
Y
1
A
CE
LYS
74
A
CE
LYS
74
1
Y
1
A
NZ
LYS
74
A
NZ
LYS
74
1
Y
1
A
CG
GLU
89
A
CG
GLU
89
1
Y
1
A
CD
GLU
89
A
CD
GLU
89
1
Y
1
A
OE1
GLU
89
A
OE1
GLU
89
1
Y
1
A
OE2
GLU
89
A
OE2
GLU
89
1
Y
1
A
CG
LYS
120
A
CG
LYS
120
1
Y
1
A
CD
LYS
120
A
CD
LYS
120
1
Y
1
A
CE
LYS
120
A
CE
LYS
120
1
Y
1
A
NZ
LYS
120
A
NZ
LYS
120
1
Y
1
A
CG
GLN
136
A
CG
GLN
136
1
Y
1
A
CD
GLN
136
A
CD
GLN
136
1
Y
1
A
OE1
GLN
136
A
OE1
GLN
136
1
Y
1
A
NE2
GLN
136
A
NE2
GLN
136
1
Y
1
A
OG1
THR
137
A
OG1
THR
137
1
Y
1
A
CG2
THR
137
A
CG2
THR
137
1
Y
1
A
CG
ASN
138
A
CG
ASN
138
1
Y
1
A
OD1
ASN
138
A
OD1
ASN
138
1
Y
1
A
ND2
ASN
138
A
ND2
ASN
138
1
Y
1
A
OG
SER
165
A
OG
SER
165
1
Y
1
A
OG
SER
166
A
OG
SER
166
1
Y
1
A
OG
SER
177
A
OG
SER
177
1
Y
1
A
CG
ASP
178
A
CG
ASP
178
1
Y
1
A
OD1
ASP
178
A
OD1
ASP
178
1
Y
1
A
OD2
ASP
178
A
OD2
ASP
178
1
Y
1
A
CG
ASP
219
A
CG
ASP
219
1
Y
1
A
OD1
ASP
219
A
OD1
ASP
219
1
Y
1
A
OD2
ASP
219
A
OD2
ASP
219
1
Y
1
B
CG
ASN
212
B
CG
ASN
212
1
Y
1
B
OD1
ASN
212
B
OD1
ASN
212
1
Y
1
B
ND2
ASN
212
B
ND2
ASN
212
1
Y
1
C
OG
SER
22
C
OG
SER
1
1
Y
1
C
CG
ARG
117
C
CG
ARG
96
1
Y
1
C
CD
ARG
117
C
CD
ARG
96
1
Y
1
C
NE
ARG
117
C
NE
ARG
96
1
Y
1
C
CZ
ARG
117
C
CZ
ARG
96
1
Y
1
C
NH1
ARG
117
C
NH1
ARG
96
1
Y
1
C
NH2
ARG
117
C
NH2
ARG
96
1
Y
1
C
CG
ARG
122
C
CG
ARG
101
1
Y
1
C
CD
ARG
122
C
CD
ARG
101
1
Y
1
C
NE
ARG
122
C
NE
ARG
101
1
Y
1
C
CZ
ARG
122
C
CZ
ARG
101
1
Y
1
C
NH1
ARG
122
C
NH1
ARG
101
1
Y
1
C
NH2
ARG
122
C
NH2
ARG
101
1
Y
1
C
CG
HIS
124
C
CG
HIS
103
1
Y
1
C
ND1
HIS
124
C
ND1
HIS
103
1
Y
1
C
CD2
HIS
124
C
CD2
HIS
103
1
Y
1
C
CE1
HIS
124
C
CE1
HIS
103
1
Y
1
C
NE2
HIS
124
C
NE2
HIS
103
1
Y
1
C
C
GLY
ALA
53
54
-148.86
1
-14.61
2.10
122.30
107.69
C
C
C
C
N
CA
ARG
GLY
GLY
52
53
53
Y
1
C
C
CB
SG
CYS
CYS
77
77
-0.159
0.016
1.812
1.653
A
A
N
1
A
ALA
92
179.72
171.79
1
A
ASN
138
-108.37
-140.22
1
B
ALA
51
73.06
-35.94
1
B
SER
77
50.20
82.19
1
B
GLN
156
-131.02
-37.03
114.820
60.3042
33.150
0.2428
0.2056
0.2071
2.1300
34.9180
2000
51005
3.9200
99.3200
0.2600
1
THROUGHOUT
1.340
27.2600
0.9000
1.1100
2.1300
34.9180
104
4162
72.91
56.68
45
0
4013
534
0.2996
0.0000
0.2903
2.1834
134
3298
3432
14
94.0000
0.3185
0.0000
0.2772
2.2424
144
3500
3644
14
99.0000
0.2940
0.0000
0.2586
2.3084
144
3495
3639
14
100.0000
0.2899
0.0000
0.2462
2.3829
145
3530
3675
14
100.0000
0.2507
0.0000
0.2322
2.4681
141
3465
3606
14
100.0000
0.2978
0.0000
0.2262
2.5668
142
3513
3655
14
100.0000
0.2663
0.0000
0.2221
2.6836
147
3496
3643
14
100.0000
0.2794
0.0000
0.2204
2.8251
140
3517
3657
14
100.0000
0.2488
0.0000
0.2206
3.0020
149
3539
3688
14
100.0000
0.2488
0.0000
0.2162
3.2336
143
3493
3636
14
100.0000
0.2284
0.0000
0.2135
3.5587
142
3525
3667
14
100.0000
0.2559
0.0000
0.1963
4.0730
145
3523
3668
14
100.0000
0.2199
0.0000
0.1794
5.1289
144
3542
3686
14
99.0000
0.2200
0.0000
0.1931
34.9227
140
3569
3709
14
98.0000
50.540
2.13
34.9180
6NFV
51020
1
33.74
3.3
99.29
2.13
2.20
1
data reduction
HKL-2000
v1.0
data scaling
HKL-2000
v1.0
refinement
PHENIX
1.13_2998
data extraction
PDB_EXTRACT
3.24
N
antibody fragment heavy chain, antibody fragment light chain, pH-gated potassium channel KcsA
Structure of the KcsA-G77C mutant or the 2,4-ion bound configuration of a K+ channel selectivity filter.
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
6
N
N
6
N
N
6
N
N
6
N
N
7
N
N
7
N
N
7
N
N
A
THR
87
A
THR
87
HELX_P
A
SER
91
A
SER
91
5
AA1
5
A
SER
191
A
SER
191
HELX_P
A
TRP
193
A
TRP
193
5
AA2
3
A
PRO
205
A
PRO
205
HELX_P
A
SER
208
A
SER
208
5
AA3
4
B
GLU
79
B
GLU
79
HELX_P
B
ILE
83
B
ILE
83
5
AA4
5
B
SER
121
B
SER
121
HELX_P
B
GLY
128
B
GLY
128
1
AA5
8
B
LYS
183
B
LYS
183
HELX_P
B
ARG
188
B
ARG
188
1
AA6
6
C
ALA
23
C
ALA
2
HELX_P
C
ARG
52
C
ARG
31
1
AA7
30
C
THR
61
C
THR
40
HELX_P
C
THR
75
C
THR
54
1
AA8
15
C
THR
85
C
THR
64
HELX_P
C
ARG
122
C
ARG
101
1
AA9
38
disulf
2.084
A
CYS
22
A
SG
CYS
22
1_555
A
CYS
96
A
SG
CYS
96
1_555
disulf
2.124
B
CYS
23
B
SG
CYS
23
1_555
B
CYS
88
B
SG
CYS
88
1_555
disulf
2.049
B
CYS
134
B
SG
CYS
134
1_555
B
CYS
194
B
SG
CYS
194
1_555
metalc
3.000
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
1_555
metalc
2.870
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
1_555
metalc
2.679
C
CYS
77
C
O
CYS
56
1_555
C
K
203
G
K
K
1_555
metalc
2.839
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
1_555
metalc
3.104
C
K
203
G
K
K
1_555
C
HOH
316
L
O
HOH
1_555
metalc
3.125
C
K
204
H
K
K
1_555
C
HOH
317
L
O
HOH
1_555
metalc
3.285
C
K
204
H
K
K
1_555
C
HOH
318
L
O
HOH
1_555
metalc
3.000
C
THR
75
C
O
THR
54
1_555
C
K
202
F
K
K
2_775
metalc
2.870
C
THR
75
C
OG1
THR
54
1_555
C
K
202
F
K
K
2_775
metalc
2.679
C
CYS
77
C
O
CYS
56
1_555
C
K
203
G
K
K
2_775
metalc
2.839
C
K
202
F
K
K
1_555
C
HOH
312
L
O
HOH
2_775
metalc
3.104
C
K
203
G
K
K
1_555
C
HOH
316
L
O
HOH
2_775
metalc
3.125
C
K
204
H
K
K
1_555
C
HOH
317
L
O
HOH
3_755
metalc
3.285
C
K
204
H
K
K
1_555
C
HOH
318
L
O
HOH
3_755
membrane protein, metal transport
ion channel, membrane transport, potassium channel, MEMBRANE PROTEIN, metal transport
A
PHE
151
A
PHE
151
1
A
PRO
152
A
PRO
152
-7.77
A
GLU
153
A
GLU
153
1
A
PRO
154
A
PRO
154
-1.97
A
TRP
193
A
TRP
193
1
A
PRO
194
A
PRO
194
4.20
B
SER
7
B
SER
7
1
B
PRO
8
B
PRO
8
6.70
B
TRP
94
B
TRP
94
1
B
PRO
95
B
PRO
95
-3.49
B
TYR
140
B
TYR
140
1
B
PRO
141
B
PRO
141
7.04
6NFV
PDB
1
1
6NFV
6NFV
PDB
2
1
6NFV
KCSA_STRLI
UNP
3
22
P0A334
SALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGAQLITYPRALWWSVETATTVGYGDLYPVTLWGRLVAVVVMVAGIT
SFGLVTAALATWFVGREQERRGH
1
219
6NFV
1
219
6NFV
A
1
1
219
1
212
6NFV
1
212
6NFV
B
2
1
212
22
124
6NFV
22
124
P0A334
C
3
1
103
3
GLY
engineered mutation
CYS
77
6NFV
C
P0A334
UNP
77
56
3
LEU
engineered mutation
CYS
90
6NFV
C
P0A334
UNP
90
69
4
6
4
4
4
3
4
6
4
4
4
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
LEU
4
A
LEU
4
A
GLN
5
A
GLN
5
A
VAL
18
A
VAL
18
A
ALA
24
A
ALA
24
A
THR
78
A
THR
78
A
LEU
83
A
LEU
83
A
ALA
68
A
ALA
68
A
ASP
73
A
ASP
73
A
ALA
9
A
ALA
9
A
VAL
12
A
VAL
12
A
THR
112
A
THR
112
A
VAL
116
A
VAL
116
A
ALA
92
A
ALA
92
A
GLU
99
A
GLU
99
A
TRP
33
A
TRP
33
A
GLN
39
A
GLN
39
A
GLU
46
A
GLU
46
A
ILE
51
A
ILE
51
A
ALA
58
A
ALA
58
A
TYR
60
A
TYR
60
A
ALA
9
A
ALA
9
A
VAL
12
A
VAL
12
A
THR
112
A
THR
112
A
VAL
116
A
VAL
116
A
ALA
92
A
ALA
92
A
GLU
99
A
GLU
99
A
PHE
105
A
PHE
105
A
TRP
108
A
TRP
108
A
SER
125
A
SER
125
A
LEU
129
A
LEU
129
A
MET
140
A
MET
140
A
TYR
150
A
TYR
150
A
LEU
179
A
LEU
179
A
PRO
189
A
PRO
189
A
VAL
168
A
VAL
168
A
THR
170
A
THR
170
A
SER
125
A
SER
125
A
LEU
129
A
LEU
129
A
MET
140
A
MET
140
A
TYR
150
A
TYR
150
A
LEU
179
A
LEU
179
A
PRO
189
A
PRO
189
A
VAL
174
A
VAL
174
A
GLN
176
A
GLN
176
A
THR
156
A
THR
156
A
TRP
159
A
TRP
159
A
THR
199
A
THR
199
A
HIS
204
A
HIS
204
A
THR
209
A
THR
209
A
LYS
214
A
LYS
214
B
LEU
4
B
LEU
4
B
THR
5
B
THR
5
B
VAL
19
B
VAL
19
B
ALA
25
B
ALA
25
B
ASP
70
B
ASP
70
B
ILE
75
B
ILE
75
B
PHE
62
B
PHE
62
B
SER
67
B
SER
67
B
ILE
10
B
ILE
10
B
VAL
13
B
VAL
13
B
THR
102
B
THR
102
B
ILE
106
B
ILE
106
B
ASN
85
B
ASN
85
B
GLN
90
B
GLN
90
B
ILE
33
B
ILE
33
B
GLN
38
B
GLN
38
B
ARG
45
B
ARG
45
B
LYS
49
B
LYS
49
B
GLU
53
B
GLU
53
B
SER
54
B
SER
54
B
ILE
10
B
ILE
10
B
VAL
13
B
VAL
13
B
THR
102
B
THR
102
B
ILE
106
B
ILE
106
B
ASN
85
B
ASN
85
B
GLN
90
B
GLN
90
B
THR
97
B
THR
97
B
PHE
98
B
PHE
98
B
THR
114
B
THR
114
B
PHE
118
B
PHE
118
B
GLY
129
B
GLY
129
B
PHE
139
B
PHE
139
B
TYR
173
B
TYR
173
B
THR
182
B
THR
182
B
VAL
159
B
VAL
159
B
TRP
163
B
TRP
163
B
SER
153
B
SER
153
B
ARG
155
B
ARG
155
B
ASN
145
B
ASN
145
B
ILE
150
B
ILE
150
B
SER
191
B
SER
191
B
HIS
198
B
HIS
198
B
SER
201
B
SER
201
B
ASN
210
B
ASN
210
binding site for residue F09 A 301
A
F09
301
Software
2
binding site for residue 1EM C 201
C
1EM
201
Software
6
binding site for residue K C 202
C
K
202
Software
8
binding site for residue K C 203
C
K
203
Software
4
A
ARG
57
A
ARG
57
2
1_555
C
TRP
87
C
TRP
66
2
1_555
A
THR
30
A
THR
30
6
3_755
C
TYR
62
C
TYR
41
6
3_755
C
PRO
63
C
PRO
42
6
3_755
C
VAL
70
C
VAL
49
6
3_755
C
LEU
86
C
LEU
65
6
1_555
C
ARG
89
C
ARG
68
6
1_555
C
THR
75
C
THR
54
8
1_555
C
THR
75
C
THR
54
8
4_575
C
THR
75
C
THR
54
8
3_755
C
THR
75
C
THR
54
8
2_775
C
HOH
312
L
HOH
8
2_775
C
HOH
312
L
HOH
8
3_755
C
HOH
312
L
HOH
8
4_575
C
HOH
312
L
HOH
8
1_555
C
CYS
77
C
CYS
56
4
1_555
C
CYS
77
C
CYS
56
4
4_575
C
CYS
77
C
CYS
56
4
3_755
C
CYS
77
C
CYS
56
4
2_775
79
I 4