0.025471
0.000000
0.000000
0.000000
0.015113
0.000000
0.000000
0.000000
0.011347
0.00000
0.00000
0.00000
Kim, S.H.
Oh, B.H.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
90.00
90.00
39.260
66.170
88.130
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
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
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
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
R
C
N
76
N
C
N
77
N
O
N
78
N
C
N
79
N
S
N
80
N
O
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
O
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
N
N
109
S
C
N
110
N
C
N
111
N
O
N
112
N
C
N
113
N
C
N
114
N
C
N
115
N
O
N
116
N
O
N
117
N
O
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
H
N
125
N
H
N
126
N
H
N
127
N
N
N
128
N
C
N
129
N
C
N
130
N
O
N
131
N
O
N
132
N
H
N
133
N
H
N
134
N
H
N
135
N
H
N
136
N
H
N
137
N
N
N
138
S
C
N
139
N
C
N
140
N
O
N
141
N
C
Y
142
N
C
Y
143
N
N
Y
144
N
C
Y
145
N
C
Y
146
N
N
N
147
N
O
N
148
N
H
N
149
N
H
N
150
N
H
N
151
N
H
N
152
N
H
N
153
N
H
N
154
N
H
N
155
N
H
N
156
N
H
N
157
N
H
N
158
N
N
N
159
S
C
N
160
N
C
N
161
N
O
N
162
S
C
N
163
N
C
N
164
N
C
N
165
N
C
N
166
N
O
N
167
N
H
N
168
N
H
N
169
N
H
N
170
N
H
N
171
N
H
N
172
N
H
N
173
N
H
N
174
N
H
N
175
N
H
N
176
N
H
N
177
N
H
N
178
N
H
N
179
N
H
N
180
N
N
N
181
S
C
N
182
N
C
N
183
N
O
N
184
N
C
N
185
N
C
N
186
N
C
N
187
N
C
N
188
N
O
N
189
N
H
N
190
N
H
N
191
N
H
N
192
N
H
N
193
N
H
N
194
N
H
N
195
N
H
N
196
N
H
N
197
N
H
N
198
N
H
N
199
N
H
N
200
N
H
N
201
N
H
N
202
N
N
N
203
S
C
N
204
N
C
N
205
N
O
N
206
N
C
N
207
N
C
N
208
N
C
N
209
N
C
N
210
N
N
N
211
N
O
N
212
N
H
N
213
N
H
N
214
N
H
N
215
N
H
N
216
N
H
N
217
N
H
N
218
N
H
N
219
N
H
N
220
N
H
N
221
N
H
N
222
N
H
N
223
N
H
N
224
N
H
N
225
N
H
N
226
N
H
N
227
N
N
N
228
S
C
N
229
N
C
N
230
N
O
N
231
N
C
N
232
N
C
N
233
N
S
N
234
N
C
N
235
N
O
N
236
N
H
N
237
N
H
N
238
N
H
N
239
N
H
N
240
N
H
N
241
N
H
N
242
N
H
N
243
N
H
N
244
N
H
N
245
N
H
N
246
N
H
N
247
N
N
N
248
S
C
N
249
N
C
N
250
N
O
N
251
N
C
Y
252
N
C
Y
253
N
C
Y
254
N
C
Y
255
N
C
Y
256
N
C
Y
257
N
C
N
258
N
O
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
H
N
268
N
H
N
269
N
H
N
270
N
N
N
271
S
C
N
272
N
C
N
273
N
O
N
274
N
C
N
275
N
C
N
276
N
C
N
277
N
O
N
278
N
H
N
279
N
H
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
N
N
288
S
C
N
289
N
C
N
290
N
O
N
291
N
C
N
292
N
O
N
293
N
O
N
294
N
H
N
295
N
H
N
296
N
H
N
297
N
H
N
298
N
H
N
299
N
H
N
300
N
H
N
301
N
N
N
302
S
C
N
303
N
C
N
304
N
O
N
305
R
C
N
306
N
O
N
307
N
C
N
308
N
O
N
309
N
H
N
310
N
H
N
311
N
H
N
312
N
H
N
313
N
H
N
314
N
H
N
315
N
H
N
316
N
H
N
317
N
H
N
318
N
N
N
319
S
C
N
320
N
C
N
321
N
O
N
322
N
C
Y
323
N
C
Y
324
N
C
Y
325
N
C
Y
326
N
N
Y
327
N
C
Y
328
N
C
Y
329
N
C
Y
330
N
C
Y
331
N
C
N
332
N
O
N
333
N
H
N
334
N
H
N
335
N
H
N
336
N
H
N
337
N
H
N
338
N
H
N
339
N
H
N
340
N
H
N
341
N
H
N
342
N
H
N
343
N
H
N
344
N
H
N
345
N
N
N
346
S
C
N
347
N
C
N
348
N
O
N
349
N
C
Y
350
N
C
Y
351
N
C
Y
352
N
C
Y
353
N
C
Y
354
N
C
Y
355
N
C
N
356
N
O
N
357
N
O
N
358
N
H
N
359
N
H
N
360
N
H
N
361
N
H
N
362
N
H
N
363
N
H
N
364
N
H
N
365
N
H
N
366
N
H
N
367
N
H
N
368
N
H
N
369
N
N
N
370
S
C
N
371
N
C
N
372
N
O
N
373
N
C
N
374
N
C
N
375
N
C
N
376
N
O
N
377
N
H
N
378
N
H
N
379
N
H
N
380
N
H
N
381
N
H
N
382
N
H
N
383
N
H
N
384
N
H
N
385
N
H
N
386
N
H
N
387
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
sing
N
85
N
sing
N
86
N
sing
N
87
N
sing
N
88
N
sing
N
89
N
doub
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
doub
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
doub
N
109
N
sing
N
110
N
sing
N
111
N
sing
N
112
N
sing
N
113
N
sing
N
114
N
sing
N
115
N
sing
N
116
N
doub
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
sing
N
125
N
sing
N
126
N
doub
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
Y
140
N
sing
Y
141
N
doub
Y
142
N
doub
N
143
N
sing
Y
144
N
sing
N
145
N
sing
Y
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
doub
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
sing
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
doub
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
sing
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
doub
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
sing
N
210
N
sing
N
211
N
sing
N
212
N
sing
N
213
N
sing
N
214
N
sing
N
215
N
sing
N
216
N
sing
N
217
N
sing
N
218
N
sing
N
219
N
sing
N
220
N
sing
N
221
N
sing
N
222
N
doub
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
sing
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
doub
N
242
N
sing
N
243
N
sing
N
244
N
sing
N
245
N
sing
Y
246
N
doub
Y
247
N
sing
Y
248
N
sing
N
249
N
sing
Y
250
N
doub
N
251
N
sing
Y
252
N
doub
N
253
N
sing
Y
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
sing
N
262
N
sing
N
263
N
sing
N
264
N
doub
N
265
N
sing
N
266
N
sing
N
267
N
sing
N
268
N
sing
N
269
N
sing
N
270
N
sing
N
271
N
sing
N
272
N
sing
N
273
N
sing
N
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
doub
N
282
N
sing
N
283
N
sing
N
284
N
sing
N
285
N
sing
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
doub
N
295
N
sing
N
296
N
sing
N
297
N
sing
N
298
N
sing
N
299
N
sing
N
300
N
sing
N
301
N
sing
N
302
N
sing
N
303
N
sing
N
304
N
sing
N
305
N
sing
N
306
N
sing
N
307
N
sing
N
308
N
sing
N
309
N
sing
N
310
N
doub
N
311
N
sing
N
312
N
sing
N
313
N
sing
N
314
N
sing
Y
315
N
doub
Y
316
N
sing
Y
317
N
sing
N
318
N
sing
Y
319
N
doub
Y
320
N
sing
Y
321
N
sing
N
322
N
sing
Y
323
N
sing
Y
324
N
doub
N
325
N
sing
Y
326
N
doub
N
327
N
sing
Y
328
N
sing
N
329
N
sing
N
330
N
sing
N
331
N
sing
N
332
N
sing
N
333
N
sing
N
334
N
sing
N
335
N
sing
N
336
N
sing
N
337
N
sing
N
338
N
doub
N
339
N
sing
N
340
N
sing
N
341
N
sing
N
342
N
sing
Y
343
N
doub
Y
344
N
sing
Y
345
N
sing
N
346
N
sing
Y
347
N
doub
N
348
N
sing
Y
349
N
doub
N
350
N
sing
Y
351
N
sing
N
352
N
sing
N
353
N
sing
N
354
N
sing
N
355
N
sing
N
356
N
sing
N
357
N
sing
N
358
N
sing
N
359
N
sing
N
360
N
sing
N
361
N
sing
N
362
N
doub
N
363
N
sing
N
364
N
sing
N
365
N
sing
N
366
N
sing
N
367
N
sing
N
368
N
sing
N
369
N
sing
N
370
N
sing
N
371
N
sing
N
372
N
sing
N
373
N
sing
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
269
4135
4143
8307974
The bacterial periplasmic histidine-binding protein. structure/function analysis of the ligand-binding site and comparison with related proteins.
1994
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
268
11348
Three-Dimensional Structures of the Periplasmic Lysine-, Arginine-, Ornithine-Binding Protein with and without a Ligand
1993
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
266
23893
Crystal Structure of the Lysine-, Arginine-, Ornithine-Binding Protein from Salmonella Typhimurium at 2.7 Angstroms Resolution
1992
10.2210/pdb1hpb/pdb
pdb_00001hpb
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
26189.613
HISTIDINE-BINDING PROTEIN
1
man
polymer
156.162
HISTIDINE
1
syn
non-polymer
no
no
AIPQKIRIGTDPTYAPFESKNAQGELVGFDIDLAKELCKRINTQCTFVENPLDALIPSLKAKKIDAIMSSLSITEKRQQE
IAFTDKLYAADSRLVVAKNSDIQPTVASLKGKRVGVLQGTTQETFGNEHWAPKGIEIVSYQGQDNIYSDLTAGRIDAAFQ
DEVAASEGFLKQPVGKDYKFGGPAVKDEKLFGVGTGMGLRKEDNELREALNKAFAEMRADGTYEKLAKKYFDFDVYGG
AIPQKIRIGTDPTYAPFESKNAQGELVGFDIDLAKELCKRINTQCTFVENPLDALIPSLKAKKIDAIMSSLSITEKRQQE
IAFTDKLYAADSRLVVAKNSDIQPTVASLKGKRVGVLQGTTQETFGNEHWAPKGIEIVSYQGQDNIYSDLTAGRIDAAFQ
DEVAASEGFLKQPVGKDYKFGGPAVKDEKLFGVGTGMGLRKEDNELREALNKAFAEMRADGTYEKLAKKYFDFDVYGG
P
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
Salmonella
sample
602
Salmonella typhimurium
2.18
43.70
pdbx_database_status
struct_conf
struct_conf_type
chem_comp_atom
chem_comp_bond
database_2
struct_site
repository
Initial release
Version format compliance
Version format compliance
Derived calculations
Other
Data collection
Database references
Derived calculations
1
0
1995-01-26
1
1
2008-03-24
1
2
2011-07-13
1
3
2017-11-29
1
4
2024-02-07
_pdbx_database_status.process_site
_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
CA ATOMS ONLY
Y
BNL
1993-09-30
REL
HIS
HISTIDINE
HIS
240
2
HIS
HIS
240
P
ALA
1
n
1
ALA
1
P
ILE
2
n
2
ILE
2
P
PRO
3
n
3
PRO
3
P
GLN
4
n
4
GLN
4
P
LYS
5
n
5
LYS
5
P
ILE
6
n
6
ILE
6
P
ARG
7
n
7
ARG
7
P
ILE
8
n
8
ILE
8
P
GLY
9
n
9
GLY
9
P
THR
10
n
10
THR
10
P
ASP
11
n
11
ASP
11
P
PRO
12
n
12
PRO
12
P
THR
13
n
13
THR
13
P
TYR
14
n
14
TYR
14
P
ALA
15
n
15
ALA
15
P
PRO
16
n
16
PRO
16
P
PHE
17
n
17
PHE
17
P
GLU
18
n
18
GLU
18
P
SER
19
n
19
SER
19
P
LYS
20
n
20
LYS
20
P
ASN
21
n
21
ASN
21
P
ALA
22
n
22
ALA
22
P
GLN
23
n
23
GLN
23
P
GLY
24
n
24
GLY
24
P
GLU
25
n
25
GLU
25
P
LEU
26
n
26
LEU
26
P
VAL
27
n
27
VAL
27
P
GLY
28
n
28
GLY
28
P
PHE
29
n
29
PHE
29
P
ASP
30
n
30
ASP
30
P
ILE
31
n
31
ILE
31
P
ASP
32
n
32
ASP
32
P
LEU
33
n
33
LEU
33
P
ALA
34
n
34
ALA
34
P
LYS
35
n
35
LYS
35
P
GLU
36
n
36
GLU
36
P
LEU
37
n
37
LEU
37
P
CYS
38
n
38
CYS
38
P
LYS
39
n
39
LYS
39
P
ARG
40
n
40
ARG
40
P
ILE
41
n
41
ILE
41
P
ASN
42
n
42
ASN
42
P
THR
43
n
43
THR
43
P
GLN
44
n
44
GLN
44
P
CYS
45
n
45
CYS
45
P
THR
46
n
46
THR
46
P
PHE
47
n
47
PHE
47
P
VAL
48
n
48
VAL
48
P
GLU
49
n
49
GLU
49
P
ASN
50
n
50
ASN
50
P
PRO
51
n
51
PRO
51
P
LEU
52
n
52
LEU
52
P
ASP
53
n
53
ASP
53
P
ALA
54
n
54
ALA
54
P
LEU
55
n
55
LEU
55
P
ILE
56
n
56
ILE
56
P
PRO
57
n
57
PRO
57
P
SER
58
n
58
SER
58
P
LEU
59
n
59
LEU
59
P
LYS
60
n
60
LYS
60
P
ALA
61
n
61
ALA
61
P
LYS
62
n
62
LYS
62
P
LYS
63
n
63
LYS
63
P
ILE
64
n
64
ILE
64
P
ASP
65
n
65
ASP
65
P
ALA
66
n
66
ALA
66
P
ILE
67
n
67
ILE
67
P
MET
68
n
68
MET
68
P
SER
69
n
69
SER
69
P
SER
70
n
70
SER
70
P
LEU
71
n
71
LEU
71
P
SER
72
n
72
SER
72
P
ILE
73
n
73
ILE
73
P
THR
74
n
74
THR
74
P
GLU
75
n
75
GLU
75
P
LYS
76
n
76
LYS
76
P
ARG
77
n
77
ARG
77
P
GLN
78
n
78
GLN
78
P
GLN
79
n
79
GLN
79
P
GLU
80
n
80
GLU
80
P
ILE
81
n
81
ILE
81
P
ALA
82
n
82
ALA
82
P
PHE
83
n
83
PHE
83
P
THR
84
n
84
THR
84
P
ASP
85
n
85
ASP
85
P
LYS
86
n
86
LYS
86
P
LEU
87
n
87
LEU
87
P
TYR
88
n
88
TYR
88
P
ALA
89
n
89
ALA
89
P
ALA
90
n
90
ALA
90
P
ASP
91
n
91
ASP
91
P
SER
92
n
92
SER
92
P
ARG
93
n
93
ARG
93
P
LEU
94
n
94
LEU
94
P
VAL
95
n
95
VAL
95
P
VAL
96
n
96
VAL
96
P
ALA
97
n
97
ALA
97
P
LYS
98
n
98
LYS
98
P
ASN
99
n
99
ASN
99
P
SER
100
n
100
SER
100
P
ASP
101
n
101
ASP
101
P
ILE
102
n
102
ILE
102
P
GLN
103
n
103
GLN
103
P
PRO
104
n
104
PRO
104
P
THR
105
n
105
THR
105
P
VAL
106
n
106
VAL
106
P
ALA
107
n
107
ALA
107
P
SER
108
n
108
SER
108
P
LEU
109
n
109
LEU
109
P
LYS
110
n
110
LYS
110
P
GLY
111
n
111
GLY
111
P
LYS
112
n
112
LYS
112
P
ARG
113
n
113
ARG
113
P
VAL
114
n
114
VAL
114
P
GLY
115
n
115
GLY
115
P
VAL
116
n
116
VAL
116
P
LEU
117
n
117
LEU
117
P
GLN
118
n
118
GLN
118
P
GLY
119
n
119
GLY
119
P
THR
120
n
120
THR
120
P
THR
121
n
121
THR
121
P
GLN
122
n
122
GLN
122
P
GLU
123
n
123
GLU
123
P
THR
124
n
124
THR
124
P
PHE
125
n
125
PHE
125
P
GLY
126
n
126
GLY
126
P
ASN
127
n
127
ASN
127
P
GLU
128
n
128
GLU
128
P
HIS
129
n
129
HIS
129
P
TRP
130
n
130
TRP
130
P
ALA
131
n
131
ALA
131
P
PRO
132
n
132
PRO
132
P
LYS
133
n
133
LYS
133
P
GLY
134
n
134
GLY
134
P
ILE
135
n
135
ILE
135
P
GLU
136
n
136
GLU
136
P
ILE
137
n
137
ILE
137
P
VAL
138
n
138
VAL
138
P
SER
139
n
139
SER
139
P
TYR
140
n
140
TYR
140
P
GLN
141
n
141
GLN
141
P
GLY
142
n
142
GLY
142
P
GLN
143
n
143
GLN
143
P
ASP
144
n
144
ASP
144
P
ASN
145
n
145
ASN
145
P
ILE
146
n
146
ILE
146
P
TYR
147
n
147
TYR
147
P
SER
148
n
148
SER
148
P
ASP
149
n
149
ASP
149
P
LEU
150
n
150
LEU
150
P
THR
151
n
151
THR
151
P
ALA
152
n
152
ALA
152
P
GLY
153
n
153
GLY
153
P
ARG
154
n
154
ARG
154
P
ILE
155
n
155
ILE
155
P
ASP
156
n
156
ASP
156
P
ALA
157
n
157
ALA
157
P
ALA
158
n
158
ALA
158
P
PHE
159
n
159
PHE
159
P
GLN
160
n
160
GLN
160
P
ASP
161
n
161
ASP
161
P
GLU
162
n
162
GLU
162
P
VAL
163
n
163
VAL
163
P
ALA
164
n
164
ALA
164
P
ALA
165
n
165
ALA
165
P
SER
166
n
166
SER
166
P
GLU
167
n
167
GLU
167
P
GLY
168
n
168
GLY
168
P
PHE
169
n
169
PHE
169
P
LEU
170
n
170
LEU
170
P
LYS
171
n
171
LYS
171
P
GLN
172
n
172
GLN
172
P
PRO
173
n
173
PRO
173
P
VAL
174
n
174
VAL
174
P
GLY
175
n
175
GLY
175
P
LYS
176
n
176
LYS
176
P
ASP
177
n
177
ASP
177
P
TYR
178
n
178
TYR
178
P
LYS
179
n
179
LYS
179
P
PHE
180
n
180
PHE
180
P
GLY
181
n
181
GLY
181
P
GLY
182
n
182
GLY
182
P
PRO
183
n
183
PRO
183
P
ALA
184
n
184
ALA
184
P
VAL
185
n
185
VAL
185
P
LYS
186
n
186
LYS
186
P
ASP
187
n
187
ASP
187
P
GLU
188
n
188
GLU
188
P
LYS
189
n
189
LYS
189
P
LEU
190
n
190
LEU
190
P
PHE
191
n
191
PHE
191
P
GLY
192
n
192
GLY
192
P
VAL
193
n
193
VAL
193
P
GLY
194
n
194
GLY
194
P
THR
195
n
195
THR
195
P
GLY
196
n
196
GLY
196
P
MET
197
n
197
MET
197
P
GLY
198
n
198
GLY
198
P
LEU
199
n
199
LEU
199
P
ARG
200
n
200
ARG
200
P
LYS
201
n
201
LYS
201
P
GLU
202
n
202
GLU
202
P
ASP
203
n
203
ASP
203
P
ASN
204
n
204
ASN
204
P
GLU
205
n
205
GLU
205
P
LEU
206
n
206
LEU
206
P
ARG
207
n
207
ARG
207
P
GLU
208
n
208
GLU
208
P
ALA
209
n
209
ALA
209
P
LEU
210
n
210
LEU
210
P
ASN
211
n
211
ASN
211
P
LYS
212
n
212
LYS
212
P
ALA
213
n
213
ALA
213
P
PHE
214
n
214
PHE
214
P
ALA
215
n
215
ALA
215
P
GLU
216
n
216
GLU
216
P
MET
217
n
217
MET
217
P
ARG
218
n
218
ARG
218
P
ALA
219
n
219
ALA
219
P
ASP
220
n
220
ASP
220
P
GLY
221
n
221
GLY
221
P
THR
222
n
222
THR
222
P
TYR
223
n
223
TYR
223
P
GLU
224
n
224
GLU
224
P
LYS
225
n
225
LYS
225
P
LEU
226
n
226
LEU
226
P
ALA
227
n
227
ALA
227
P
LYS
228
n
228
LYS
228
P
LYS
229
n
229
LYS
229
P
TYR
230
n
230
TYR
230
P
PHE
231
n
231
PHE
231
P
ASP
232
n
232
ASP
232
P
PHE
233
n
233
PHE
233
P
ASP
234
n
234
ASP
234
P
VAL
235
n
235
VAL
235
P
TYR
236
n
236
TYR
236
P
GLY
237
n
237
GLY
237
P
GLY
238
n
238
GLY
238
P
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
0.192
0.192
2.5
1
2.5
0
249
11
0
238
0.020
3.64
model building
X-PLOR
refinement
X-PLOR
phasing
X-PLOR
THE BACTERIAL PERIPLASMIC HISTIDINE-BINDING PROTEIN: STRUCTURE(SLASH)FUNCTION ANALYSIS OF THE LIGAND-BINDING SITE AND COMPARISON WITH RELATED PROTEINS
1
N
N
2
N
N
P
PHE
29
A
PHE
29
HELX_P
P
ARG
40
A
ARG
40
1
A
12
P
LEU
52
A
LEU
52
HELX_P
P
LYS
60
A
LYS
60
1
B
9
P
GLU
75
A
GLU
75
HELX_P
P
GLU
80
A
GLU
80
1
C
6
P
VAL
106
A
VAL
106
HELX_P
P
LEU
109
A
LEU
109
1
D
4
P
THR
121
A
THR
121
HELX_P
P
HIS
129
A
HIS
129
1
E
9
P
GLN
143
A
GLN
143
HELX_P
P
THR
151
A
THR
151
1
F
9
P
GLU
162
A
GLU
162
HELX_P
P
GLY
168
A
GLY
168
1
G
7
P
ASN
204
A
ASN
204
HELX_P
P
ALA
219
A
ALA
219
1
H
16
P
THR
222
A
THR
222
HELX_P
P
TYR
230
A
TYR
230
1
I
9
HISTIDINE-BINDING PROTEIN
HISTIDINE-BINDING PROTEIN
HISJ_SALTY
UNP
1
1
P02910
MKKLALSLSLVLAFSSATAAFAAIPQKIRIGTDPTYAPFESKNAQGELVGFDIDLAKELCKRINTQCTFVENPLDALIPS
LKAKKIDAIMSSLSITEKRQQEIAFTDKLYAADSRLVVAKNSDIQPTVASLKGKRVGVLQGTTQETFGNEHWAPKGIEIV
SYQGQDNIYSDLTAGRIDAAFQDEVAASEGFLKQPVGKDYKFGGPAVKDEKLFGVGTGMGLRKEDNELREALNKAFAEMR
ADGTYEKLAKKYFDFDVYGG
23
260
1HPB
1
238
P02910
P
1
1
238
5
5
parallel
parallel
anti-parallel
anti-parallel
parallel
parallel
anti-parallel
parallel
P
GLN
44
A
GLN
44
P
GLU
49
A
GLU
49
P
LYS
5
A
LYS
5
P
THR
10
A
THR
10
P
ALA
66
A
ALA
66
P
SER
72
A
SER
72
P
MET
197
A
MET
197
P
LEU
199
A
LEU
199
P
ALA
82
A
ALA
82
P
PHE
83
A
PHE
83
P
GLU
136
A
GLU
136
P
TYR
140
A
TYR
140
P
ARG
113
A
ARG
113
P
LEU
117
A
LEU
117
P
ALA
157
A
ALA
157
P
ASP
161
A
ASP
161
P
SER
92
A
SER
92
P
ALA
97
A
ALA
97
P
TYR
178
A
TYR
178
P
PHE
180
A
PHE
180
BINDING SITE FOR RESIDUE HIS P 240
P
HIS
240
Software
2
P
LEU
71
A
LEU
71
2
1_555
P
THR
120
A
THR
120
2
1_555
19
P 21 21 21