1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
Rowland, S.L.
Burkholder, W.F.
Maciejewski, M.W.
Grossman, A.D.
King, G.F.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
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 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
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
C3 H7 N O3
105.093
y
SERINE
L-peptide linking
C4 H9 N O3
119.119
y
THREONINE
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
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
N
N
22
N
C
N
23
N
N
N
24
N
N
N
25
N
O
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
H
N
35
N
H
N
36
N
H
N
37
N
H
N
38
N
H
N
39
N
H
N
40
N
H
N
41
N
N
N
42
S
C
N
43
N
C
N
44
N
O
N
45
N
C
N
46
N
C
N
47
N
O
N
48
N
N
N
49
N
O
N
50
N
H
N
51
N
H
N
52
N
H
N
53
N
H
N
54
N
H
N
55
N
H
N
56
N
H
N
57
N
H
N
58
N
N
N
59
S
C
N
60
N
C
N
61
N
O
N
62
N
C
N
63
N
C
N
64
N
O
N
65
N
O
N
66
N
O
N
67
N
H
N
68
N
H
N
69
N
H
N
70
N
H
N
71
N
H
N
72
N
H
N
73
N
H
N
74
N
N
N
75
S
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
C
N
80
N
C
N
81
N
O
N
82
N
O
N
83
N
O
N
84
N
H
N
85
N
H
N
86
N
H
N
87
N
H
N
88
N
H
N
89
N
H
N
90
N
H
N
91
N
H
N
92
N
H
N
93
N
N
N
94
N
C
N
95
N
C
N
96
N
O
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
N
N
104
S
C
N
105
N
C
N
106
N
O
N
107
N
C
Y
108
N
C
Y
109
N
N
Y
110
N
C
Y
111
N
C
Y
112
N
N
N
113
N
O
N
114
N
H
N
115
N
H
N
116
N
H
N
117
N
H
N
118
N
H
N
119
N
H
N
120
N
H
N
121
N
H
N
122
N
H
N
123
N
H
N
124
N
N
N
125
S
C
N
126
N
C
N
127
N
O
N
128
S
C
N
129
N
C
N
130
N
C
N
131
N
C
N
132
N
O
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
H
N
138
N
H
N
139
N
H
N
140
N
H
N
141
N
H
N
142
N
H
N
143
N
H
N
144
N
H
N
145
N
H
N
146
N
N
N
147
S
C
N
148
N
C
N
149
N
O
N
150
N
C
N
151
N
C
N
152
N
C
N
153
N
C
N
154
N
O
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
H
N
159
N
H
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
H
N
168
N
N
N
169
S
C
N
170
N
C
N
171
N
O
N
172
N
C
N
173
N
C
N
174
N
C
N
175
N
C
N
176
N
N
N
177
N
O
N
178
N
H
N
179
N
H
N
180
N
H
N
181
N
H
N
182
N
H
N
183
N
H
N
184
N
H
N
185
N
H
N
186
N
H
N
187
N
H
N
188
N
H
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
N
N
194
S
C
N
195
N
C
N
196
N
O
N
197
N
C
N
198
N
C
N
199
N
S
N
200
N
C
N
201
N
O
N
202
N
H
N
203
N
H
N
204
N
H
N
205
N
H
N
206
N
H
N
207
N
H
N
208
N
H
N
209
N
H
N
210
N
H
N
211
N
H
N
212
N
H
N
213
N
N
N
214
S
C
N
215
N
C
N
216
N
O
N
217
N
C
Y
218
N
C
Y
219
N
C
Y
220
N
C
Y
221
N
C
Y
222
N
C
Y
223
N
C
N
224
N
O
N
225
N
H
N
226
N
H
N
227
N
H
N
228
N
H
N
229
N
H
N
230
N
H
N
231
N
H
N
232
N
H
N
233
N
H
N
234
N
H
N
235
N
H
N
236
N
N
N
237
S
C
N
238
N
C
N
239
N
O
N
240
N
C
N
241
N
O
N
242
N
O
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
H
N
248
N
H
N
249
N
H
N
250
N
N
N
251
S
C
N
252
N
C
N
253
N
O
N
254
R
C
N
255
N
O
N
256
N
C
N
257
N
O
N
258
N
H
N
259
N
H
N
260
N
H
N
261
N
H
N
262
N
H
N
263
N
H
N
264
N
H
N
265
N
H
N
266
N
H
N
267
N
N
N
268
S
C
N
269
N
C
N
270
N
O
N
271
N
C
Y
272
N
C
Y
273
N
C
Y
274
N
C
Y
275
N
C
Y
276
N
C
Y
277
N
C
N
278
N
O
N
279
N
O
N
280
N
H
N
281
N
H
N
282
N
H
N
283
N
H
N
284
N
H
N
285
N
H
N
286
N
H
N
287
N
H
N
288
N
H
N
289
N
H
N
290
N
H
N
291
N
N
N
292
S
C
N
293
N
C
N
294
N
O
N
295
N
C
N
296
N
C
N
297
N
C
N
298
N
O
N
299
N
H
N
300
N
H
N
301
N
H
N
302
N
H
N
303
N
H
N
304
N
H
N
305
N
H
N
306
N
H
N
307
N
H
N
308
N
H
N
309
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
sing
N
28
N
sing
N
29
N
sing
N
30
N
sing
N
31
N
sing
N
32
N
sing
N
33
N
doub
N
34
N
sing
N
35
N
sing
N
36
N
sing
N
37
N
sing
N
38
N
sing
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
doub
N
46
N
sing
N
47
N
sing
N
48
N
sing
N
49
N
sing
N
50
N
doub
N
51
N
sing
N
52
N
sing
N
53
N
sing
N
54
N
sing
N
55
N
sing
N
56
N
sing
N
57
N
sing
N
58
N
sing
N
59
N
sing
N
60
N
sing
N
61
N
doub
N
62
N
sing
N
63
N
sing
N
64
N
sing
N
65
N
sing
N
66
N
doub
N
67
N
sing
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
doub
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
doub
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
sing
N
90
N
sing
N
91
N
sing
N
92
N
sing
N
93
N
sing
N
94
N
doub
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
doub
N
104
N
sing
N
105
N
sing
N
106
N
sing
N
107
N
sing
Y
108
N
sing
Y
109
N
doub
Y
110
N
doub
N
111
N
sing
Y
112
N
sing
N
113
N
sing
Y
114
N
sing
N
115
N
sing
N
116
N
sing
N
117
N
sing
N
118
N
sing
N
119
N
sing
N
120
N
sing
N
121
N
sing
N
122
N
sing
N
123
N
sing
N
124
N
doub
N
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
sing
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
doub
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
sing
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
sing
N
160
N
sing
N
161
N
sing
N
162
N
sing
N
163
N
sing
N
164
N
sing
N
165
N
sing
N
166
N
doub
N
167
N
sing
N
168
N
sing
N
169
N
sing
N
170
N
sing
N
171
N
sing
N
172
N
sing
N
173
N
sing
N
174
N
sing
N
175
N
sing
N
176
N
sing
N
177
N
sing
N
178
N
sing
N
179
N
sing
N
180
N
sing
N
181
N
sing
N
182
N
sing
N
183
N
sing
N
184
N
sing
N
185
N
sing
N
186
N
sing
N
187
N
sing
N
188
N
sing
N
189
N
sing
N
190
N
doub
N
191
N
sing
N
192
N
sing
N
193
N
sing
N
194
N
sing
N
195
N
sing
N
196
N
sing
N
197
N
sing
N
198
N
sing
N
199
N
sing
N
200
N
sing
N
201
N
sing
N
202
N
sing
N
203
N
sing
N
204
N
sing
N
205
N
sing
N
206
N
sing
N
207
N
sing
N
208
N
sing
N
209
N
doub
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
Y
214
N
doub
Y
215
N
sing
Y
216
N
sing
N
217
N
sing
Y
218
N
doub
N
219
N
sing
Y
220
N
doub
N
221
N
sing
Y
222
N
sing
N
223
N
sing
N
224
N
sing
N
225
N
sing
N
226
N
sing
N
227
N
sing
N
228
N
sing
N
229
N
sing
N
230
N
sing
N
231
N
sing
N
232
N
doub
N
233
N
sing
N
234
N
sing
N
235
N
sing
N
236
N
sing
N
237
N
sing
N
238
N
sing
N
239
N
sing
N
240
N
sing
N
241
N
sing
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
doub
N
246
N
sing
N
247
N
sing
N
248
N
sing
N
249
N
sing
N
250
N
sing
N
251
N
sing
N
252
N
sing
N
253
N
sing
N
254
N
sing
N
255
N
sing
N
256
N
sing
N
257
N
sing
N
258
N
sing
N
259
N
sing
N
260
N
sing
N
261
N
doub
N
262
N
sing
N
263
N
sing
N
264
N
sing
N
265
N
sing
Y
266
N
doub
Y
267
N
sing
Y
268
N
sing
N
269
N
sing
Y
270
N
doub
N
271
N
sing
Y
272
N
doub
N
273
N
sing
Y
274
N
sing
N
275
N
sing
N
276
N
sing
N
277
N
sing
N
278
N
sing
N
279
N
sing
N
280
N
sing
N
281
N
sing
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
doub
N
286
N
sing
N
287
N
sing
N
288
N
sing
N
289
N
sing
N
290
N
sing
N
291
N
sing
N
292
N
sing
N
293
N
sing
N
294
N
sing
N
295
N
sing
N
296
N
sing
US
Mol.Cell
MOCEFL
2168
1097-2765
13
689
701
10.1016/S1097-2765(04)00084-X
15023339
Structure and mechanism of Sda: an inhibitor of the histidine kinases that regulate initiation of sporulation in Bacillus subtilis
2004
US
Cell(Cambridge,Mass.)
CELLB5
0998
0092-8674
104
269
279
10.1016/S0092-8674(01)00211-2
Replication initiation proteins regulate a developmental checkpoint in Bacillus subtilis
2001
10.2210/pdb1pv0/pdb
pdb_00001pv0
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
SINGLE WAVELENGTH
M
1
1.0
5448.279
Sda
1
man
polymer
no
no
MRKLSDELLIESYFKATEMNLNRDFIELIENEIKRRSLGHIISVSS
MRKLSDELLIESYFKATEMNLNRDFIELIENEIKRRSLGHIISVSS
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
Bacillus
Escherichia
sample
sda
1423
Bacillus subtilis
562
Escherichia coli
BL21(lambda DE3)
pET28a
pSLR65
database_2
pdbx_struct_assembly
pdbx_struct_oper_list
chem_comp_atom
chem_comp_bond
repository
Initial release
Version format compliance
Version format compliance
Database references
Derived calculations
Data collection
1
0
2004-04-13
1
1
2008-04-29
1
2
2011-07-13
1
3
2022-03-02
1
4
2024-05-22
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
HELIX
DETERMINATION METHOD: AUTHOR DETERMINED
SEQUENCE
The sequence of this protein is not available in any reference sequence database
RCSB
Y
RCSB
2003-06-26
REL
REL
The structure was determined using triple-resonance NMR spectroscopy.
Structures with lowest energy and least restraint violations
50
25
3D_15N-separated_NOESY
3D HNCACB
3D CBCA(CO)NH
3D HNCO
3D HC(CO)NH-TOCSY
3D C(CO)NH-TOCSY
HNHA
3D HNHB
3D_13C-separated_NOESY
3D HCCH-COSY
2D DQF-COSY
2D_TOCSY
160
6.85
1
atm
298
K
160
6.85
1
atm
298
K
torsion angle dynamics followed by simulated annealing
1
lowest energy
1 mM Sda, 20 mM sodium phosphate, 100 mM NaCl, H2O
H2O
1 mM Sda, 20 mM sodium phosphate, 100 mM NaCl, D2O
D2O
Frank Delaglio
data analysis
NMRPipe
1.0
Peter Guentert
structure solution
DYANA
1.5
Axel Brunger
refinement
X-PLOR
3.1
600
Varian
INOVA
500
Varian
INOVA
MET
1
n
1
MET
1
A
ARG
2
n
2
ARG
2
A
LYS
3
n
3
LYS
3
A
LEU
4
n
4
LEU
4
A
SER
5
n
5
SER
5
A
ASP
6
n
6
ASP
6
A
GLU
7
n
7
GLU
7
A
LEU
8
n
8
LEU
8
A
LEU
9
n
9
LEU
9
A
ILE
10
n
10
ILE
10
A
GLU
11
n
11
GLU
11
A
SER
12
n
12
SER
12
A
TYR
13
n
13
TYR
13
A
PHE
14
n
14
PHE
14
A
LYS
15
n
15
LYS
15
A
ALA
16
n
16
ALA
16
A
THR
17
n
17
THR
17
A
GLU
18
n
18
GLU
18
A
MET
19
n
19
MET
19
A
ASN
20
n
20
ASN
20
A
LEU
21
n
21
LEU
21
A
ASN
22
n
22
ASN
22
A
ARG
23
n
23
ARG
23
A
ASP
24
n
24
ASP
24
A
PHE
25
n
25
PHE
25
A
ILE
26
n
26
ILE
26
A
GLU
27
n
27
GLU
27
A
LEU
28
n
28
LEU
28
A
ILE
29
n
29
ILE
29
A
GLU
30
n
30
GLU
30
A
ASN
31
n
31
ASN
31
A
GLU
32
n
32
GLU
32
A
ILE
33
n
33
ILE
33
A
LYS
34
n
34
LYS
34
A
ARG
35
n
35
ARG
35
A
ARG
36
n
36
ARG
36
A
SER
37
n
37
SER
37
A
LEU
38
n
38
LEU
38
A
GLY
39
n
39
GLY
39
A
HIS
40
n
40
HIS
40
A
ILE
41
n
41
ILE
41
A
ILE
42
n
42
ILE
42
A
SER
43
n
43
SER
43
A
VAL
44
n
44
VAL
44
A
SER
45
n
45
SER
45
A
SER
46
n
46
SER
46
A
author_defined_assembly
1
monomeric
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
A
LEU
4
-173.64
147.37
1
A
ASN
20
75.95
38.15
2
A
LYS
3
-176.10
135.71
2
A
LEU
4
-176.99
148.27
2
A
ASN
20
74.67
38.15
3
A
LYS
3
-166.49
110.01
3
A
ASN
20
75.69
38.26
4
A
LEU
4
-177.74
147.31
4
A
ASN
20
75.08
39.73
5
A
LYS
3
-178.25
100.60
5
A
ASN
20
74.02
37.16
6
A
LYS
3
-178.22
93.92
6
A
ASN
20
74.26
39.76
7
A
LYS
3
-170.77
95.18
7
A
ASN
20
75.53
37.68
8
A
ASN
20
75.09
38.95
9
A
LYS
3
-164.45
96.76
9
A
ASN
20
73.99
39.62
10
A
LYS
3
-177.29
77.36
10
A
ASN
20
74.52
38.30
11
A
LYS
3
-169.29
90.46
11
A
ASN
20
75.60
36.38
11
A
SER
43
-104.04
73.22
12
A
LYS
3
-162.79
99.28
14
A
ASN
20
75.36
36.79
15
A
ASN
20
74.41
38.01
16
A
LYS
3
-164.97
106.35
16
A
ASN
20
74.46
39.45
16
A
SER
43
-101.04
79.93
17
A
LYS
3
-171.85
99.65
17
A
ASN
20
74.84
37.69
18
A
ASN
20
75.04
37.22
19
A
ASN
20
74.56
39.43
20
A
LYS
3
-160.63
100.04
20
A
ASN
20
72.51
42.34
21
A
LYS
3
-178.50
89.10
21
A
ASN
20
73.32
42.89
21
A
SER
45
-69.39
90.11
22
A
ASN
20
75.16
36.05
22
A
SER
43
73.09
70.04
23
A
ASN
20
74.98
39.06
23
A
SER
43
73.62
72.59
24
A
LYS
3
-68.77
78.84
24
A
LEU
4
179.90
154.57
24
A
ASN
20
72.63
39.13
24
A
SER
43
69.31
73.34
Structure of the Sda antikinase
1
N
N
A
ASP
6
A
ASP
6
HELX_P
A
MET
19
A
MET
19
1
1
14
A
ARG
23
A
ARG
23
HELX_P
A
ARG
35
A
ARG
35
1
2
13
SIGNALING PROTEIN
Sda, KinA, antikinase, histidine kinase, sporulation phosphorelay, SIGNALING PROTEIN
SDA_BACSU
UNP
1
7
Q7WY62
7
52
1PV0
1
46
Q7WY62
A
1
1
46