0.014221
0.000000
0.001042
0.000000
0.023454
0.000000
0.000000
0.000000
0.019072
0.000000
0.000000
0.000000
Weichsel, A.
Andersen, J.F.
Roberts, S.A.
Montfort, W.R.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
94.19
90.00
70.319
42.636
52.573
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
C6 H8 O7
192.124
CITRIC ACID
non-polymer
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
C36 H32 Fe N4 O4
640.509
5,8-DIMETHYL-1,2,3,4-TETRAVINYLPORPHINE-6,7-DIPROPIONIC ACID FERROUS COMPLEX
1,3-DEDIMETHYL-1,3-DIVINYL HEME
non-polymer
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
C5 H11 N O2 S
149.211
y
METHIONINE
L-peptide linking
N O
30.006
NITRIC OXIDE
Nitrogen monoxide
non-polymer
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
Nat.Struct.Biol.
NSBIEW
2024
1072-8368
7
551
554
10.1038/76769
10876239
Nitric oxide binding to nitrophorin 4 induces complete distal pocket burial.
2000
UK
Structure
STRUE6
2005
0969-2126
6
1315
1327
10.1016/S0969-2126(98)00131-2
The crystal structure of nitrophorin 4 at 1.5 A resolution: transport of nitric oxide by a lipocalin-based heme protein.
1998
US
J.Am.Chem.Soc.
JACSAT
0004
0002-7863
121
128
138
10.1021/ja982979i
Nitric oxide binding to the ferri- and ferroheme states of nitrophorin 1, a reversible NO-binding heme protein from the saliva of the blood-sucking insect, rhodnius prolixus.
1999
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
140
1
DIFFRACTOMETER
1999-04-29
ENRAF-NONIUS FAST
SINGLE WAVELENGTH
M
x-ray
1
1.5418
1.0
1.5418
ROTATING ANODE
ENRAF-NONIUS FR571
20292.664
NITROPHORIN 4
1
nat
polymer
640.509
5,8-DIMETHYL-1,2,3,4-TETRAVINYLPORPHINE-6,7-DIPROPIONIC ACID FERROUS COMPLEX
1
syn
non-polymer
30.006
NITRIC OXIDE
1
syn
non-polymer
192.124
CITRIC ACID
1
syn
non-polymer
18.015
water
160
nat
water
no
no
ACTKNAIAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTASGKLKEALYHYDPKTQDTFYDVSELQVESLG
KYTANFKKVDKNGNVKVAVTAGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDAAAGDKVKSAVSAATLEF
SKFISTKENNCAYDNDSLKSLLTK
ACTKNAIAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTASGKLKEALYHYDPKTQDTFYDVSELQVESLG
KYTANFKKVDKNGNVKVAVTAGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDAAAGDKVKSAVSAATLEF
SKFISTKENNCAYDNDSLKSLLTK
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
SALIVA
Rhodnius
sample
13249
Rhodnius prolixus
1
1.94
36.48
VAPOR DIFFUSION, HANGING DROP
5.6
PEG 4000, sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K
295
software
citation_author
diffrn_detector
repository
Initial release
Version format compliance
Version format compliance
Refinement description
Database references
Data collection
1
0
2000-05-03
1
1
2008-04-27
1
2
2011-07-13
1
3
2017-10-04
1
4
2018-01-31
1
5
2018-04-18
_software.name
_citation_author.name
_diffrn_detector.detector
1eqd contains the same protein complexed with CN
1d3s contains the same protein complexed with H2O
1np4 contains the same protein at pH 7.5
RCSB
Y
RCSB
2000-04-06
REL
HEV
5,8-DIMETHYL-1,2,3,4-TETRAVINYLPORPHINE-6,7-DIPROPIONIC ACID FERROUS COMPLEX
NO
NITRIC OXIDE
CIT
CITRIC ACID
HOH
water
HEV
185
2
HEV
HEV
185
A
NMO
186
3
NO
NO
186
A
CIT
347
4
CIT
CIT
347
A
HOH
187
5
HOH
HOH
187
A
HOH
188
5
HOH
HOH
188
A
HOH
189
5
HOH
HOH
189
A
HOH
190
5
HOH
HOH
190
A
HOH
191
5
HOH
HOH
191
A
HOH
192
5
HOH
HOH
192
A
HOH
193
5
HOH
HOH
193
A
HOH
194
5
HOH
HOH
194
A
HOH
195
5
HOH
HOH
195
A
HOH
196
5
HOH
HOH
196
A
HOH
197
5
HOH
HOH
197
A
HOH
198
5
HOH
HOH
198
A
HOH
199
5
HOH
HOH
199
A
HOH
200
5
HOH
HOH
200
A
HOH
201
5
HOH
HOH
201
A
HOH
202
5
HOH
HOH
202
A
HOH
203
5
HOH
HOH
203
A
HOH
204
5
HOH
HOH
204
A
HOH
205
5
HOH
HOH
205
A
HOH
206
5
HOH
HOH
206
A
HOH
207
5
HOH
HOH
207
A
HOH
208
5
HOH
HOH
208
A
HOH
209
5
HOH
HOH
209
A
HOH
210
5
HOH
HOH
210
A
HOH
211
5
HOH
HOH
211
A
HOH
212
5
HOH
HOH
212
A
HOH
213
5
HOH
HOH
213
A
HOH
214
5
HOH
HOH
214
A
HOH
215
5
HOH
HOH
215
A
HOH
216
5
HOH
HOH
216
A
HOH
217
5
HOH
HOH
217
A
HOH
218
5
HOH
HOH
218
A
HOH
219
5
HOH
HOH
219
A
HOH
220
5
HOH
HOH
220
A
HOH
221
5
HOH
HOH
221
A
HOH
222
5
HOH
HOH
222
A
HOH
223
5
HOH
HOH
223
A
HOH
224
5
HOH
HOH
224
A
HOH
225
5
HOH
HOH
225
A
HOH
226
5
HOH
HOH
226
A
HOH
227
5
HOH
HOH
227
A
HOH
228
5
HOH
HOH
228
A
HOH
229
5
HOH
HOH
229
A
HOH
230
5
HOH
HOH
230
A
HOH
231
5
HOH
HOH
231
A
HOH
232
5
HOH
HOH
232
A
HOH
233
5
HOH
HOH
233
A
HOH
234
5
HOH
HOH
234
A
HOH
235
5
HOH
HOH
235
A
HOH
236
5
HOH
HOH
236
A
HOH
237
5
HOH
HOH
237
A
HOH
238
5
HOH
HOH
238
A
HOH
239
5
HOH
HOH
239
A
HOH
240
5
HOH
HOH
240
A
HOH
241
5
HOH
HOH
241
A
HOH
242
5
HOH
HOH
242
A
HOH
243
5
HOH
HOH
243
A
HOH
244
5
HOH
HOH
244
A
HOH
245
5
HOH
HOH
245
A
HOH
246
5
HOH
HOH
246
A
HOH
247
5
HOH
HOH
247
A
HOH
248
5
HOH
HOH
248
A
HOH
249
5
HOH
HOH
249
A
HOH
250
5
HOH
HOH
250
A
HOH
251
5
HOH
HOH
251
A
HOH
252
5
HOH
HOH
252
A
HOH
253
5
HOH
HOH
253
A
HOH
254
5
HOH
HOH
254
A
HOH
255
5
HOH
HOH
255
A
HOH
256
5
HOH
HOH
256
A
HOH
257
5
HOH
HOH
257
A
HOH
258
5
HOH
HOH
258
A
HOH
259
5
HOH
HOH
259
A
HOH
260
5
HOH
HOH
260
A
HOH
261
5
HOH
HOH
261
A
HOH
262
5
HOH
HOH
262
A
HOH
263
5
HOH
HOH
263
A
HOH
264
5
HOH
HOH
264
A
HOH
265
5
HOH
HOH
265
A
HOH
266
5
HOH
HOH
266
A
HOH
267
5
HOH
HOH
267
A
HOH
268
5
HOH
HOH
268
A
HOH
269
5
HOH
HOH
269
A
HOH
270
5
HOH
HOH
270
A
HOH
271
5
HOH
HOH
271
A
HOH
272
5
HOH
HOH
272
A
HOH
273
5
HOH
HOH
273
A
HOH
274
5
HOH
HOH
274
A
HOH
275
5
HOH
HOH
275
A
HOH
276
5
HOH
HOH
276
A
HOH
277
5
HOH
HOH
277
A
HOH
278
5
HOH
HOH
278
A
HOH
279
5
HOH
HOH
279
A
HOH
280
5
HOH
HOH
280
A
HOH
281
5
HOH
HOH
281
A
HOH
282
5
HOH
HOH
282
A
HOH
283
5
HOH
HOH
283
A
HOH
284
5
HOH
HOH
284
A
HOH
285
5
HOH
HOH
285
A
HOH
286
5
HOH
HOH
286
A
HOH
287
5
HOH
HOH
287
A
HOH
288
5
HOH
HOH
288
A
HOH
289
5
HOH
HOH
289
A
HOH
290
5
HOH
HOH
290
A
HOH
291
5
HOH
HOH
291
A
HOH
292
5
HOH
HOH
292
A
HOH
293
5
HOH
HOH
293
A
HOH
294
5
HOH
HOH
294
A
HOH
295
5
HOH
HOH
295
A
HOH
296
5
HOH
HOH
296
A
HOH
297
5
HOH
HOH
297
A
HOH
298
5
HOH
HOH
298
A
HOH
299
5
HOH
HOH
299
A
HOH
300
5
HOH
HOH
300
A
HOH
301
5
HOH
HOH
301
A
HOH
302
5
HOH
HOH
302
A
HOH
303
5
HOH
HOH
303
A
HOH
304
5
HOH
HOH
304
A
HOH
305
5
HOH
HOH
305
A
HOH
306
5
HOH
HOH
306
A
HOH
307
5
HOH
HOH
307
A
HOH
308
5
HOH
HOH
308
A
HOH
309
5
HOH
HOH
309
A
HOH
310
5
HOH
HOH
310
A
HOH
311
5
HOH
HOH
311
A
HOH
312
5
HOH
HOH
312
A
HOH
313
5
HOH
HOH
313
A
HOH
314
5
HOH
HOH
314
A
HOH
315
5
HOH
HOH
315
A
HOH
316
5
HOH
HOH
316
A
HOH
317
5
HOH
HOH
317
A
HOH
318
5
HOH
HOH
318
A
HOH
319
5
HOH
HOH
319
A
HOH
320
5
HOH
HOH
320
A
HOH
321
5
HOH
HOH
321
A
HOH
322
5
HOH
HOH
322
A
HOH
323
5
HOH
HOH
323
A
HOH
324
5
HOH
HOH
324
A
HOH
325
5
HOH
HOH
325
A
HOH
326
5
HOH
HOH
326
A
HOH
327
5
HOH
HOH
327
A
HOH
328
5
HOH
HOH
328
A
HOH
329
5
HOH
HOH
329
A
HOH
330
5
HOH
HOH
330
A
HOH
331
5
HOH
HOH
331
A
HOH
332
5
HOH
HOH
332
A
HOH
333
5
HOH
HOH
333
A
HOH
334
5
HOH
HOH
334
A
HOH
335
5
HOH
HOH
335
A
HOH
336
5
HOH
HOH
336
A
HOH
337
5
HOH
HOH
337
A
HOH
338
5
HOH
HOH
338
A
HOH
339
5
HOH
HOH
339
A
HOH
340
5
HOH
HOH
340
A
HOH
341
5
HOH
HOH
341
A
HOH
342
5
HOH
HOH
342
A
HOH
343
5
HOH
HOH
343
A
HOH
344
5
HOH
HOH
344
A
HOH
345
5
HOH
HOH
345
A
HOH
346
5
HOH
HOH
346
A
ALA
1
n
1
ALA
1
A
CYS
2
n
2
CYS
2
A
THR
3
n
3
THR
3
A
LYS
4
n
4
LYS
4
A
ASN
5
n
5
ASN
5
A
ALA
6
n
6
ALA
6
A
ILE
7
n
7
ILE
7
A
ALA
8
n
8
ALA
8
A
GLN
9
n
9
GLN
9
A
THR
10
n
10
THR
10
A
GLY
11
n
11
GLY
11
A
PHE
12
n
12
PHE
12
A
ASN
13
n
13
ASN
13
A
LYS
14
n
14
LYS
14
A
ASP
15
n
15
ASP
15
A
LYS
16
n
16
LYS
16
A
TYR
17
n
17
TYR
17
A
PHE
18
n
18
PHE
18
A
ASN
19
n
19
ASN
19
A
GLY
20
n
20
GLY
20
A
ASP
21
n
21
ASP
21
A
VAL
22
n
22
VAL
22
A
TRP
23
n
23
TRP
23
A
TYR
24
n
24
TYR
24
A
VAL
25
n
25
VAL
25
A
THR
26
n
26
THR
26
A
ASP
27
n
27
ASP
27
A
TYR
28
n
28
TYR
28
A
LEU
29
n
29
LEU
29
A
ASP
30
n
30
ASP
30
A
LEU
31
n
31
LEU
31
A
GLU
32
n
32
GLU
32
A
PRO
33
n
33
PRO
33
A
ASP
34
n
34
ASP
34
A
ASP
35
n
35
ASP
35
A
VAL
36
n
36
VAL
36
A
PRO
37
n
37
PRO
37
A
LYS
38
n
38
LYS
38
A
ARG
39
n
39
ARG
39
A
TYR
40
n
40
TYR
40
A
CYS
41
n
41
CYS
41
A
ALA
42
n
42
ALA
42
A
ALA
43
n
43
ALA
43
A
LEU
44
n
44
LEU
44
A
ALA
45
n
45
ALA
45
A
ALA
46
n
46
ALA
46
A
GLY
47
n
47
GLY
47
A
THR
48
n
48
THR
48
A
ALA
49
n
49
ALA
49
A
SER
50
n
50
SER
50
A
GLY
51
n
51
GLY
51
A
LYS
52
n
52
LYS
52
A
LEU
53
n
53
LEU
53
A
LYS
54
n
54
LYS
54
A
GLU
55
n
55
GLU
55
A
ALA
56
n
56
ALA
56
A
LEU
57
n
57
LEU
57
A
TYR
58
n
58
TYR
58
A
HIS
59
n
59
HIS
59
A
TYR
60
n
60
TYR
60
A
ASP
61
n
61
ASP
61
A
PRO
62
n
62
PRO
62
A
LYS
63
n
63
LYS
63
A
THR
64
n
64
THR
64
A
GLN
65
n
65
GLN
65
A
ASP
66
n
66
ASP
66
A
THR
67
n
67
THR
67
A
PHE
68
n
68
PHE
68
A
TYR
69
n
69
TYR
69
A
ASP
70
n
70
ASP
70
A
VAL
71
n
71
VAL
71
A
SER
72
n
72
SER
72
A
GLU
73
n
73
GLU
73
A
LEU
74
n
74
LEU
74
A
GLN
75
n
75
GLN
75
A
VAL
76
n
76
VAL
76
A
GLU
77
n
77
GLU
77
A
SER
78
n
78
SER
78
A
LEU
79
n
79
LEU
79
A
GLY
80
n
80
GLY
80
A
LYS
81
n
81
LYS
81
A
TYR
82
n
82
TYR
82
A
THR
83
n
83
THR
83
A
ALA
84
n
84
ALA
84
A
ASN
85
n
85
ASN
85
A
PHE
86
n
86
PHE
86
A
LYS
87
n
87
LYS
87
A
LYS
88
n
88
LYS
88
A
VAL
89
n
89
VAL
89
A
ASP
90
n
90
ASP
90
A
LYS
91
n
91
LYS
91
A
ASN
92
n
92
ASN
92
A
GLY
93
n
93
GLY
93
A
ASN
94
n
94
ASN
94
A
VAL
95
n
95
VAL
95
A
LYS
96
n
96
LYS
96
A
VAL
97
n
97
VAL
97
A
ALA
98
n
98
ALA
98
A
VAL
99
n
99
VAL
99
A
THR
100
n
100
THR
100
A
ALA
101
n
101
ALA
101
A
GLY
102
n
102
GLY
102
A
ASN
103
n
103
ASN
103
A
TYR
104
n
104
TYR
104
A
TYR
105
n
105
TYR
105
A
THR
106
n
106
THR
106
A
PHE
107
n
107
PHE
107
A
THR
108
n
108
THR
108
A
VAL
109
n
109
VAL
109
A
MET
110
n
110
MET
110
A
TYR
111
n
111
TYR
111
A
ALA
112
n
112
ALA
112
A
ASP
113
n
113
ASP
113
A
ASP
114
n
114
ASP
114
A
SER
115
n
115
SER
115
A
SER
116
n
116
SER
116
A
ALA
117
n
117
ALA
117
A
LEU
118
n
118
LEU
118
A
ILE
119
n
119
ILE
119
A
HIS
120
n
120
HIS
120
A
THR
121
n
121
THR
121
A
CYS
122
n
122
CYS
122
A
LEU
123
n
123
LEU
123
A
HIS
124
n
124
HIS
124
A
LYS
125
n
125
LYS
125
A
GLY
126
n
126
GLY
126
A
ASN
127
n
127
ASN
127
A
LYS
128
n
128
LYS
128
A
ASP
129
n
129
ASP
129
A
LEU
130
n
130
LEU
130
A
GLY
131
n
131
GLY
131
A
ASP
132
n
132
ASP
132
A
LEU
133
n
133
LEU
133
A
TYR
134
n
134
TYR
134
A
ALA
135
n
135
ALA
135
A
VAL
136
n
136
VAL
136
A
LEU
137
n
137
LEU
137
A
ASN
138
n
138
ASN
138
A
ARG
139
n
139
ARG
139
A
ASN
140
n
140
ASN
140
A
LYS
141
n
141
LYS
141
A
ASP
142
n
142
ASP
142
A
ALA
143
n
143
ALA
143
A
ALA
144
n
144
ALA
144
A
ALA
145
n
145
ALA
145
A
GLY
146
n
146
GLY
146
A
ASP
147
n
147
ASP
147
A
LYS
148
n
148
LYS
148
A
VAL
149
n
149
VAL
149
A
LYS
150
n
150
LYS
150
A
SER
151
n
151
SER
151
A
ALA
152
n
152
ALA
152
A
VAL
153
n
153
VAL
153
A
SER
154
n
154
SER
154
A
ALA
155
n
155
ALA
155
A
ALA
156
n
156
ALA
156
A
THR
157
n
157
THR
157
A
LEU
158
n
158
LEU
158
A
GLU
159
n
159
GLU
159
A
PHE
160
n
160
PHE
160
A
SER
161
n
161
SER
161
A
LYS
162
n
162
LYS
162
A
PHE
163
n
163
PHE
163
A
ILE
164
n
164
ILE
164
A
SER
165
n
165
SER
165
A
THR
166
n
166
THR
166
A
LYS
167
n
167
LYS
167
A
GLU
168
n
168
GLU
168
A
ASN
169
n
169
ASN
169
A
ASN
170
n
170
ASN
170
A
CYS
171
n
171
CYS
171
A
ALA
172
n
172
ALA
172
A
TYR
173
n
173
TYR
173
A
ASP
174
n
174
ASP
174
A
ASN
175
n
175
ASN
175
A
ASP
176
n
176
ASP
176
A
SER
177
n
177
SER
177
A
LEU
178
n
178
LEU
178
A
LYS
179
n
179
LYS
179
A
SER
180
n
180
SER
180
A
LEU
181
n
181
LEU
181
A
LEU
182
n
182
LEU
182
A
THR
183
n
183
THR
183
A
LYS
184
n
184
LYS
184
A
author_defined_assembly
1
monomeric
A
NO
186
A
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
NA
HEV
1_555
89.3
A
NO
186
A
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
NB
HEV
1_555
89.3
A
HEV
185
B
NA
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
NB
HEV
1_555
89.3
A
NO
186
A
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
NC
HEV
1_555
96.2
A
HEV
185
B
NA
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
NC
HEV
1_555
173.3
A
HEV
185
B
NB
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
NC
HEV
1_555
94.7
A
NO
186
A
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
ND
HEV
1_555
92.9
A
HEV
185
B
NA
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
ND
HEV
1_555
87.7
A
HEV
185
B
NB
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
ND
HEV
1_555
176.2
A
HEV
185
B
NC
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HEV
185
B
ND
HEV
1_555
88.1
A
NO
186
A
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
NO
186
B
C
N
NO
1_555
15.8
A
HEV
185
B
NA
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
NO
186
B
C
N
NO
1_555
88.4
A
HEV
185
B
NB
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
NO
186
B
C
N
NO
1_555
105.1
A
HEV
185
B
NC
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
NO
186
B
C
N
NO
1_555
95.8
A
HEV
185
B
ND
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
NO
186
B
C
N
NO
1_555
77.1
A
NO
186
A
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
HIS
59
A
NE2
HIS
59
1_555
174.9
A
HEV
185
B
NA
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HIS
59
A
NE2
HIS
59
1_555
86.5
A
HEV
185
B
NB
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HIS
59
A
NE2
HIS
59
1_555
87.9
A
HEV
185
B
NC
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HIS
59
A
NE2
HIS
59
1_555
88.2
A
HEV
185
B
ND
HEV
1_555
A
HEV
185
B
FE
HEV
1_555
A
HIS
59
A
NE2
HIS
59
1_555
89.7
A
NO
186
B
C
N
NO
1_555
A
HEV
185
B
FE
HEV
1_555
A
HIS
59
A
NE2
HIS
59
1_555
166.0
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
A
N
LEU
29
A
N
LEU
29
A
O
TYR
134
A
O
TYR
134
A
N
LEU
137
A
N
LEU
137
A
O
ALA
117
A
O
ALA
117
A
N
HIS
124
A
N
HIS
124
A
O
TYR
104
A
O
TYR
104
A
N
PHE
107
A
N
PHE
107
A
O
TYR
82
A
O
TYR
82
A
N
VAL
89
A
N
VAL
89
A
O
TYR
69
A
O
TYR
69
A
N
LEU
74
A
N
LEU
74
A
O
LEU
53
A
O
LEU
53
A
N
TYR
60
A
N
TYR
60
A
O
CYS
41
A
O
CYS
41
A
O
ALA
46
A
O
ALA
46
A
N
GLY
20
A
N
GLY
20
A
O
LYS
88
A
O
LYS
88
A
N
LYS
96
A
N
LYS
96
1
A
HOH
273
E
HOH
1
A
HOH
338
E
HOH
1
A
A
OG
O
SER
HOH
177
270
2.10
1
3.89
0.60
121.00
124.89
A
A
A
CB
CG
CD2
TYR
TYR
TYR
28
28
28
N
1
3.33
0.50
120.30
123.63
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
39
39
39
N
1
4.11
0.60
121.00
125.11
A
A
A
CB
CG
CD2
TYR
TYR
TYR
111
111
111
N
1
-3.99
0.60
121.00
117.01
A
A
A
CB
CG
CD1
TYR
TYR
TYR
111
111
111
N
1
A
A
OD2
OD2
ASP
ASP
114
114
1.11
1_555
2_557
1
A
A
CG
OD2
ASP
ASP
114
114
1.97
1_555
2_557
1
A
GLU
32
-106.48
79.99
anisotropic temperature factor refinement
0.24
0.17
0.17
0.17
1.4
15.0
1401
28023
26521
random
1
0.0
0.0
Engh & Huber
1.4
15.0
160
1658
62
0
1436
0.01
0.039
17.9
1.4
15
1ERX
28023
28023
0
0
0.11
1
9.9
2.0
91
0.3
1.4
1.48
3546
1.7
79
data collection
MADNESS
data scaling
SCALA
model building
X-PLOR
refinement
SHELXL-97
data reduction
MADNESS
data scaling
CCP4
(SCALA)
phasing
X-PLOR
NITROPHORIN 4
CRYSTAL STRUCTURE OF NITROPHORIN 4 COMPLEXED WITH NO
1
N
N
2
N
N
3
N
N
4
N
N
5
N
N
biological assembly is a monomer
A
ASN
13
A
ASN
13
HELX_P
A
PHE
18
A
PHE
18
1
1
6
A
GLU
32
A
GLU
32
HELX_P
A
VAL
36
A
VAL
36
5
2
5
A
GLY
146
A
GLY
146
HELX_P
A
ALA
156
A
ALA
156
1
3
11
A
GLU
159
A
GLU
159
HELX_P
A
PHE
163
A
PHE
163
5
4
5
A
ASP
174
A
ASP
174
HELX_P
A
LEU
182
A
LEU
182
1
5
9
disulf
2.023
A
CYS
2
A
SG
CYS
2
1_555
A
CYS
122
A
SG
CYS
122
1_555
disulf
2.002
A
CYS
41
A
SG
CYS
41
1_555
A
CYS
171
A
SG
CYS
171
1_555
metalc
1.512
A
A
HEV
185
B
FE
HEV
1_555
A
NO
186
C
N
NO
1_555
metalc
1.974
B
A
HEV
185
B
FE
HEV
1_555
A
NO
186
C
N
NO
1_555
metalc
2.004
A
HIS
59
A
NE2
HIS
59
1_555
A
HEV
185
B
FE
HEV
1_555
SIGNALING PROTEIN
beta barrel, ferric heme, nitric oxide complex, SIGNALING PROTEIN
NP4_RHOPR
UNP
1
22
Q94734
ACTKNAIAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTASGKLKEALYHYDPKTQDTFYDVSELQVESLG
KYTANFKKVDKNGNVKVAVTAGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDAAAGDKVKSAVSAATLEF
SKFISTKENNCAYDNDSLKSLLTK
22
205
1ERX
1
184
Q94734
A
1
1
184
9
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ASN
19
A
ASN
19
A
ASP
30
A
ASP
30
A
ASP
132
A
ASP
132
A
ASN
138
A
ASN
138
A
SER
116
A
SER
116
A
HIS
124
A
HIS
124
A
TYR
104
A
TYR
104
A
ALA
112
A
ALA
112
A
LYS
81
A
LYS
81
A
VAL
89
A
VAL
89
A
THR
67
A
THR
67
A
SER
78
A
SER
78
A
LYS
52
A
LYS
52
A
TYR
60
A
TYR
60
A
CYS
41
A
CYS
41
A
ALA
49
A
ALA
49
A
ASN
19
A
ASN
19
A
ASP
30
A
ASP
30
A
LYS
81
A
LYS
81
A
VAL
89
A
VAL
89
A
VAL
95
A
VAL
95
A
VAL
97
A
VAL
97
BINDING SITE FOR RESIDUE HEV A 185
Software
19
BINDING SITE FOR RESIDUE NO A 186
Software
4
BINDING SITE FOR RESIDUE CIT A 347
Software
9
A
VAL
25
A
VAL
25
19
1_555
A
TYR
28
A
TYR
28
19
1_555
A
VAL
36
A
VAL
36
19
1_555
A
TYR
40
A
TYR
40
19
1_555
A
ALA
42
A
ALA
42
19
1_555
A
LEU
57
A
LEU
57
19
1_555
A
HIS
59
A
HIS
59
19
1_555
A
PHE
68
A
PHE
68
19
1_555
A
ASP
70
A
ASP
70
19
1_555
A
PHE
86
A
PHE
86
19
1_555
A
LYS
88
A
LYS
88
19
1_555
A
TYR
105
A
TYR
105
19
1_555
A
PHE
107
A
PHE
107
19
1_555
A
LEU
123
A
LEU
123
19
1_555
A
LYS
125
A
LYS
125
19
1_555
A
LEU
130
A
LEU
130
19
1_555
A
LEU
133
A
LEU
133
19
1_555
A
NO
186
C
NO
19
1_555
A
HOH
291
E
HOH
19
1_555
A
HIS
59
A
HIS
59
4
1_555
A
LEU
130
A
LEU
130
4
1_555
A
LEU
133
A
LEU
133
4
1_555
A
HEV
185
B
HEV
4
1_555
A
ASN
85
A
ASN
85
9
2_556
A
ASN
85
A
ASN
85
9
1_555
A
ALA
101
A
ALA
101
9
1_555
A
GLY
102
A
GLY
102
9
1_555
A
GLY
102
A
GLY
102
9
2_556
A
ASN
103
A
ASN
103
9
1_555
A
TYR
104
A
TYR
104
9
1_555
A
TYR
104
A
TYR
104
9
2_556
A
HOH
337
E
HOH
9
1_555
5
C 1 2 1