0.012642
0.000000
0.000000
0.000000
0.012642
0.000000
0.000000
0.000000
0.026385
0.00000
0.00000
0.00000
Wouters, J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
8
90.00
90.00
90.00
79.100
79.100
37.900
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
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
Na 1
22.990
SODIUM ION
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
Protein Sci.
PRCIEI
0795
0961-8368
7
2472
2475
9828016
Cation-pi (Na+-Trp) interactions in the crystal structure of tetragonal lysozyme.
1998
10.2210/pdb1lpi/pdb
pdb_00001lpi
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
278
1
IMAGE PLATE
1995-09
MARRESEARCH
M
x-ray
1
0.859
1.0
BW7B
EMBL/DESY, HAMBURG
0.859
SYNCHROTRON
EMBL/DESY, HAMBURG BEAMLINE BW7B
14331.160
LYSOZYME
3.2.1.17
1
nat
polymer
22.990
SODIUM ION
1
syn
non-polymer
18.015
water
89
nat
water
no
no
KVFGRCELAAAMKRHGLDNYRGYSLGNWVCAAKFESNFNTQATNRNTDGSTDYGILQINSRWWCNDGRTPGSRNLCNIPC
SALLSSDITASVNCAKKIVSDGNGMNAWVAWRNRCKGTDVQAWIRGCRL
KVFGRCELAAAMKRHGLDNYRGYSLGNWVCAAKFESNFNTQATNRNTDGSTDYGILQINSRWWCNDGRTPGSRNLCNIPC
SALLSSDITASVNCAKKIVSDGNGMNAWVAWRNRCKGTDVQAWIRGCRL
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
chicken
Gallus
sample
EGG
CYTOPLASM (WHITE)
9031
Gallus gallus
1
2.07
40.52
4.6
PROTEIN WAS CRYSTALLIZED FROM 2% NANO3, IN A 100 MM SODIUM ACETATE BUFFER, PH 4.6; THE PROTEIN STOCK SOLUTION CONTAINED 20 MG/ML
database_2
diffrn_source
pdbx_initial_refinement_model
struct_site
repository
Initial release
Version format compliance
Version format compliance
Data collection
Database references
Derived calculations
Refinement description
1
0
1998-06-17
1
1
2008-03-24
1
2
2011-07-13
1
3
2023-08-09
_database_2.pdbx_DOI
_database_2.pdbx_database_accession
_diffrn_source.pdbx_synchrotron_site
_struct_site.pdbx_auth_asym_id
_struct_site.pdbx_auth_comp_id
_struct_site.pdbx_auth_seq_id
Y
BNL
1998-04-15
REL
REL
NA
SODIUM ION
HOH
water
1HEL
PDB ENTRY 1HEL
PDB
experimental model
NA
200
2
NA
NA
200
A
HOH
201
3
HOH
HOH
201
A
HOH
202
3
HOH
HOH
202
A
HOH
203
3
HOH
HOH
203
A
HOH
204
3
HOH
HOH
204
A
HOH
205
3
HOH
HOH
205
A
HOH
206
3
HOH
HOH
206
A
HOH
207
3
HOH
HOH
207
A
HOH
208
3
HOH
HOH
208
A
HOH
209
3
HOH
HOH
209
A
HOH
210
3
HOH
HOH
210
A
HOH
211
3
HOH
HOH
211
A
HOH
212
3
HOH
HOH
212
A
HOH
213
3
HOH
HOH
213
A
HOH
214
3
HOH
HOH
214
A
HOH
215
3
HOH
HOH
215
A
HOH
216
3
HOH
HOH
216
A
HOH
217
3
HOH
HOH
217
A
HOH
218
3
HOH
HOH
218
A
HOH
219
3
HOH
HOH
219
A
HOH
220
3
HOH
HOH
220
A
HOH
221
3
HOH
HOH
221
A
HOH
222
3
HOH
HOH
222
A
HOH
223
3
HOH
HOH
223
A
HOH
224
3
HOH
HOH
224
A
HOH
225
3
HOH
HOH
225
A
HOH
226
3
HOH
HOH
226
A
HOH
227
3
HOH
HOH
227
A
HOH
228
3
HOH
HOH
228
A
HOH
229
3
HOH
HOH
229
A
HOH
230
3
HOH
HOH
230
A
HOH
231
3
HOH
HOH
231
A
HOH
232
3
HOH
HOH
232
A
HOH
233
3
HOH
HOH
233
A
HOH
234
3
HOH
HOH
234
A
HOH
235
3
HOH
HOH
235
A
HOH
236
3
HOH
HOH
236
A
HOH
237
3
HOH
HOH
237
A
HOH
238
3
HOH
HOH
238
A
HOH
239
3
HOH
HOH
239
A
HOH
240
3
HOH
HOH
240
A
HOH
241
3
HOH
HOH
241
A
HOH
242
3
HOH
HOH
242
A
HOH
243
3
HOH
HOH
243
A
HOH
244
3
HOH
HOH
244
A
HOH
245
3
HOH
HOH
245
A
HOH
246
3
HOH
HOH
246
A
HOH
247
3
HOH
HOH
247
A
HOH
248
3
HOH
HOH
248
A
HOH
249
3
HOH
HOH
249
A
HOH
250
3
HOH
HOH
250
A
HOH
251
3
HOH
HOH
251
A
HOH
252
3
HOH
HOH
252
A
HOH
253
3
HOH
HOH
253
A
HOH
254
3
HOH
HOH
254
A
HOH
255
3
HOH
HOH
255
A
HOH
256
3
HOH
HOH
256
A
HOH
257
3
HOH
HOH
257
A
HOH
258
3
HOH
HOH
258
A
HOH
259
3
HOH
HOH
259
A
HOH
260
3
HOH
HOH
260
A
HOH
261
3
HOH
HOH
261
A
HOH
262
3
HOH
HOH
262
A
HOH
263
3
HOH
HOH
263
A
HOH
264
3
HOH
HOH
264
A
HOH
265
3
HOH
HOH
265
A
HOH
266
3
HOH
HOH
266
A
HOH
267
3
HOH
HOH
267
A
HOH
268
3
HOH
HOH
268
A
HOH
269
3
HOH
HOH
269
A
HOH
270
3
HOH
HOH
270
A
HOH
271
3
HOH
HOH
271
A
HOH
272
3
HOH
HOH
272
A
HOH
273
3
HOH
HOH
273
A
HOH
274
3
HOH
HOH
274
A
HOH
275
3
HOH
HOH
275
A
HOH
276
3
HOH
HOH
276
A
HOH
277
3
HOH
HOH
277
A
HOH
278
3
HOH
HOH
278
A
HOH
279
3
HOH
HOH
279
A
HOH
280
3
HOH
HOH
280
A
HOH
281
3
HOH
HOH
281
A
HOH
282
3
HOH
HOH
282
A
HOH
283
3
HOH
HOH
283
A
HOH
284
3
HOH
HOH
284
A
HOH
285
3
HOH
HOH
285
A
HOH
286
3
HOH
HOH
286
A
HOH
287
3
HOH
HOH
287
A
HOH
288
3
HOH
HOH
288
A
HOH
289
3
HOH
HOH
289
A
LYS
1
n
1
LYS
1
A
VAL
2
n
2
VAL
2
A
PHE
3
n
3
PHE
3
A
GLY
4
n
4
GLY
4
A
ARG
5
n
5
ARG
5
A
CYS
6
n
6
CYS
6
A
GLU
7
n
7
GLU
7
A
LEU
8
n
8
LEU
8
A
ALA
9
n
9
ALA
9
A
ALA
10
n
10
ALA
10
A
ALA
11
n
11
ALA
11
A
MET
12
n
12
MET
12
A
LYS
13
n
13
LYS
13
A
ARG
14
n
14
ARG
14
A
HIS
15
n
15
HIS
15
A
GLY
16
n
16
GLY
16
A
LEU
17
n
17
LEU
17
A
ASP
18
n
18
ASP
18
A
ASN
19
n
19
ASN
19
A
TYR
20
n
20
TYR
20
A
ARG
21
n
21
ARG
21
A
GLY
22
n
22
GLY
22
A
TYR
23
n
23
TYR
23
A
SER
24
n
24
SER
24
A
LEU
25
n
25
LEU
25
A
GLY
26
n
26
GLY
26
A
ASN
27
n
27
ASN
27
A
TRP
28
n
28
TRP
28
A
VAL
29
n
29
VAL
29
A
CYS
30
n
30
CYS
30
A
ALA
31
n
31
ALA
31
A
ALA
32
n
32
ALA
32
A
LYS
33
n
33
LYS
33
A
PHE
34
n
34
PHE
34
A
GLU
35
n
35
GLU
35
A
SER
36
n
36
SER
36
A
ASN
37
n
37
ASN
37
A
PHE
38
n
38
PHE
38
A
ASN
39
n
39
ASN
39
A
THR
40
n
40
THR
40
A
GLN
41
n
41
GLN
41
A
ALA
42
n
42
ALA
42
A
THR
43
n
43
THR
43
A
ASN
44
n
44
ASN
44
A
ARG
45
n
45
ARG
45
A
ASN
46
n
46
ASN
46
A
THR
47
n
47
THR
47
A
ASP
48
n
48
ASP
48
A
GLY
49
n
49
GLY
49
A
SER
50
n
50
SER
50
A
THR
51
n
51
THR
51
A
ASP
52
n
52
ASP
52
A
TYR
53
n
53
TYR
53
A
GLY
54
n
54
GLY
54
A
ILE
55
n
55
ILE
55
A
LEU
56
n
56
LEU
56
A
GLN
57
n
57
GLN
57
A
ILE
58
n
58
ILE
58
A
ASN
59
n
59
ASN
59
A
SER
60
n
60
SER
60
A
ARG
61
n
61
ARG
61
A
TRP
62
n
62
TRP
62
A
TRP
63
n
63
TRP
63
A
CYS
64
n
64
CYS
64
A
ASN
65
n
65
ASN
65
A
ASP
66
n
66
ASP
66
A
GLY
67
n
67
GLY
67
A
ARG
68
n
68
ARG
68
A
THR
69
n
69
THR
69
A
PRO
70
n
70
PRO
70
A
GLY
71
n
71
GLY
71
A
SER
72
n
72
SER
72
A
ARG
73
n
73
ARG
73
A
ASN
74
n
74
ASN
74
A
LEU
75
n
75
LEU
75
A
CYS
76
n
76
CYS
76
A
ASN
77
n
77
ASN
77
A
ILE
78
n
78
ILE
78
A
PRO
79
n
79
PRO
79
A
CYS
80
n
80
CYS
80
A
SER
81
n
81
SER
81
A
ALA
82
n
82
ALA
82
A
LEU
83
n
83
LEU
83
A
LEU
84
n
84
LEU
84
A
SER
85
n
85
SER
85
A
SER
86
n
86
SER
86
A
ASP
87
n
87
ASP
87
A
ILE
88
n
88
ILE
88
A
THR
89
n
89
THR
89
A
ALA
90
n
90
ALA
90
A
SER
91
n
91
SER
91
A
VAL
92
n
92
VAL
92
A
ASN
93
n
93
ASN
93
A
CYS
94
n
94
CYS
94
A
ALA
95
n
95
ALA
95
A
LYS
96
n
96
LYS
96
A
LYS
97
n
97
LYS
97
A
ILE
98
n
98
ILE
98
A
VAL
99
n
99
VAL
99
A
SER
100
n
100
SER
100
A
ASP
101
n
101
ASP
101
A
GLY
102
n
102
GLY
102
A
ASN
103
n
103
ASN
103
A
GLY
104
n
104
GLY
104
A
MET
105
n
105
MET
105
A
ASN
106
n
106
ASN
106
A
ALA
107
n
107
ALA
107
A
TRP
108
n
108
TRP
108
A
VAL
109
n
109
VAL
109
A
ALA
110
n
110
ALA
110
A
TRP
111
n
111
TRP
111
A
ARG
112
n
112
ARG
112
A
ASN
113
n
113
ASN
113
A
ARG
114
n
114
ARG
114
A
CYS
115
n
115
CYS
115
A
LYS
116
n
116
LYS
116
A
GLY
117
n
117
GLY
117
A
THR
118
n
118
THR
118
A
ASP
119
n
119
ASP
119
A
VAL
120
n
120
VAL
120
A
GLN
121
n
121
GLN
121
A
ALA
122
n
122
ALA
122
A
TRP
123
n
123
TRP
123
A
ILE
124
n
124
ILE
124
A
ARG
125
n
125
ARG
125
A
GLY
126
n
126
GLY
126
A
CYS
127
n
127
CYS
127
A
ARG
128
n
128
ARG
128
A
LEU
129
n
129
LEU
129
A
0.1705
0.1853
0.1568
0.1712
0.2448
0.2689
1339
1539
5.
5.
6688
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
A
O
ASN
44
A
O
ASN
44
A
N
ASP
52
A
N
ASP
52
1
A
A
O
O
HOH
HOH
241
279
2.16
0.2689
0.1853
0.1712
2.00
18.0
4371
1539
7695
4128
5.
78.8
SHELLS
1
FREE R-VALUE
PDB ENTRY 1HEL
ENGH AND HUBER
MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-2
0
0.00
1092.0
2.00
18.0
89
1091
1
0
1001
0.005
0.020
0.313
0.074
0.079
0.010
0.039
2.0
18.0
1LPI
7717
0.096
1
14.08
4.6
98.5
2.0
3.0
10.01
0.188
99.09
data reduction
MOSFLM
data scaling
SCALEPACK
model building
SHELXL-96
refinement
SHELXL-96
phasing
SHELXL-96
HEW LYSOZYME: TRP...NA CATION-PI INTERACTION
1
N
N
2
N
N
3
N
N
A
ARG
5
A
ARG
5
HELX_P
A
ARG
14
A
ARG
14
1
1
10
A
TYR
20
A
TYR
20
HELX_P
A
GLY
22
A
GLY
22
5
2
3
A
LEU
25
A
LEU
25
HELX_P
A
SER
36
A
SER
36
1
3
12
A
CYS
80
A
CYS
80
HELX_P
A
LEU
84
A
LEU
84
5
4
5
A
THR
89
A
THR
89
HELX_P
A
SER
100
A
SER
100
1
5
12
A
GLY
104
A
GLY
104
HELX_P
A
ALA
107
A
ALA
107
5
6
4
A
VAL
109
A
VAL
109
HELX_P
A
ARG
114
A
ARG
114
1
7
6
A
VAL
120
A
VAL
120
HELX_P
A
TRP
123
A
TRP
123
5
8
4
disulf
2.021
A
CYS
6
A
SG
CYS
6
1_555
A
CYS
127
A
SG
CYS
127
1_555
disulf
2.042
A
CYS
30
A
SG
CYS
30
1_555
A
CYS
115
A
SG
CYS
115
1_555
disulf
2.035
A
CYS
64
A
SG
CYS
64
1_555
A
CYS
80
A
SG
CYS
80
1_555
disulf
2.014
A
CYS
76
A
SG
CYS
76
1_555
A
CYS
94
A
SG
CYS
94
1_555
HYDROLASE
HYDROLASE, O-GLYCOSYL, GLYCOSIDASE
LYSC_CHICK
UNP
1
1
P00698
MRSLLILVLCFLPLAALGKVFGRCELAAAMKRHGLDNYRGYSLGNWVCAAKFESNFNTQATNRNTDGSTDYGILQINSRW
WCNDGRTPGSRNLCNIPCSALLSSDITASVNCAKKIVSDGNGMNAWVAWRNRCKGTDVQAWIRGCRL
19
147
1LPI
1
129
P00698
A
1
1
129
2
anti-parallel
A
THR
43
A
THR
43
A
ARG
45
A
ARG
45
A
THR
51
A
THR
51
A
TYR
53
A
TYR
53
BINDING SITE OF A SODIUM CATION STABILIZED BY PI-CATION INTERACTIONS.
Unknown
1
BINDING SITE FOR RESIDUE NA A 200
A
NA
200
Software
1
A
TRP
123
A
TRP
123
1
1_555
A
ARG
125
A
ARG
125
1
1_555
96
P 43 21 2