0.011946
0.000000
0.006161
0.000000
0.033322
0.000000
0.000000
0.000000
0.012853
0.00000
0.00000
0.00000
Ryu, S.E.
Truneh, A.
Sweet, R.W.
Hendrickson, W.A.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
4
90.00
117.28
90.00
83.710
30.010
87.540
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
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
UK
Structure
STRUE6
2005
0969-2126
2
59
74
10.1016/S0969-2126(00)00008-3
8075984
Structures of an HIV and MHC binding fragment from human CD4 as refined in two crystal lattices.
1994
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
19725.414
T CELL SURFACE GLYCOPROTEIN CD4
1
man
polymer
18.015
water
86
nat
water
no
no
KKVVLGKKGDTVELTCTASQKKSIQFHWKNSNQIKILGNQGSFLTKGPSKLNDRADSRRSLWDQGNFPLIIKNLKIEDSD
TYICEVEDQKEEVQLLVFGLTANSDTHLLQGQSLTLTLESPPGSSPSVQCRSPRGKNIQGGKTLSVSQLELQDSGTWTCT
VLQNQKKVEFKIDIVVLA
KKVVLGKKGDTVELTCTASQKKSIQFHWKNSNQIKILGNQGSFLTKGPSKLNDRADSRRSLWDQGNFPLIIKNLKIEDSD
TYICEVEDQKEEVQLLVFGLTANSDTHLLQGQSLTLTLESPPGSSPSVQCRSPRGKNIQGGKTLSVSQLELQDSGTWTCT
VLQNQKKVEFKIDIVVLA
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
human
Homo
sample
9606
OVARY
Homo sapiens
2.48
50.33
pdbx_database_status
software
software
repository
Initial release
Version format compliance
Version format compliance
Data collection
Other
Refinement description
Data collection
Refinement description
1
0
1994-04-30
1
1
2008-03-24
1
2
2011-07-13
1
3
2019-07-17
1
4
2019-08-14
_pdbx_database_status.process_site
_software.classification
_software.classification
1994-04-30
SPRSDE
Y
BNL
1994-01-26
REL
HOH
water
HOH
179
2
HOH
HOH
179
A
HOH
180
2
HOH
HOH
180
A
HOH
181
2
HOH
HOH
181
A
HOH
182
2
HOH
HOH
182
A
HOH
183
2
HOH
HOH
183
A
HOH
184
2
HOH
HOH
184
A
HOH
185
2
HOH
HOH
185
A
HOH
186
2
HOH
HOH
186
A
HOH
187
2
HOH
HOH
187
A
HOH
188
2
HOH
HOH
188
A
HOH
189
2
HOH
HOH
189
A
HOH
190
2
HOH
HOH
190
A
HOH
191
2
HOH
HOH
191
A
HOH
192
2
HOH
HOH
192
A
HOH
193
2
HOH
HOH
193
A
HOH
194
2
HOH
HOH
194
A
HOH
195
2
HOH
HOH
195
A
HOH
196
2
HOH
HOH
196
A
HOH
197
2
HOH
HOH
197
A
HOH
198
2
HOH
HOH
198
A
HOH
199
2
HOH
HOH
199
A
HOH
200
2
HOH
HOH
200
A
HOH
201
2
HOH
HOH
201
A
HOH
202
2
HOH
HOH
202
A
HOH
203
2
HOH
HOH
203
A
HOH
204
2
HOH
HOH
204
A
HOH
205
2
HOH
HOH
205
A
HOH
206
2
HOH
HOH
206
A
HOH
207
2
HOH
HOH
207
A
HOH
208
2
HOH
HOH
208
A
HOH
209
2
HOH
HOH
209
A
HOH
210
2
HOH
HOH
210
A
HOH
211
2
HOH
HOH
211
A
HOH
212
2
HOH
HOH
212
A
HOH
213
2
HOH
HOH
213
A
HOH
214
2
HOH
HOH
214
A
HOH
215
2
HOH
HOH
215
A
HOH
216
2
HOH
HOH
216
A
HOH
217
2
HOH
HOH
217
A
HOH
218
2
HOH
HOH
218
A
HOH
219
2
HOH
HOH
219
A
HOH
220
2
HOH
HOH
220
A
HOH
221
2
HOH
HOH
221
A
HOH
222
2
HOH
HOH
222
A
HOH
223
2
HOH
HOH
223
A
HOH
224
2
HOH
HOH
224
A
HOH
225
2
HOH
HOH
225
A
HOH
226
2
HOH
HOH
226
A
HOH
227
2
HOH
HOH
227
A
HOH
228
2
HOH
HOH
228
A
HOH
229
2
HOH
HOH
229
A
HOH
230
2
HOH
HOH
230
A
HOH
231
2
HOH
HOH
231
A
HOH
232
2
HOH
HOH
232
A
HOH
233
2
HOH
HOH
233
A
HOH
234
2
HOH
HOH
234
A
HOH
235
2
HOH
HOH
235
A
HOH
236
2
HOH
HOH
236
A
HOH
237
2
HOH
HOH
237
A
HOH
238
2
HOH
HOH
238
A
HOH
239
2
HOH
HOH
239
A
HOH
240
2
HOH
HOH
240
A
HOH
241
2
HOH
HOH
241
A
HOH
242
2
HOH
HOH
242
A
HOH
243
2
HOH
HOH
243
A
HOH
244
2
HOH
HOH
244
A
HOH
245
2
HOH
HOH
245
A
HOH
246
2
HOH
HOH
246
A
HOH
247
2
HOH
HOH
247
A
HOH
248
2
HOH
HOH
248
A
HOH
249
2
HOH
HOH
249
A
HOH
250
2
HOH
HOH
250
A
HOH
251
2
HOH
HOH
251
A
HOH
252
2
HOH
HOH
252
A
HOH
253
2
HOH
HOH
253
A
HOH
254
2
HOH
HOH
254
A
HOH
255
2
HOH
HOH
255
A
HOH
256
2
HOH
HOH
256
A
HOH
257
2
HOH
HOH
257
A
HOH
258
2
HOH
HOH
258
A
HOH
259
2
HOH
HOH
259
A
HOH
260
2
HOH
HOH
260
A
HOH
261
2
HOH
HOH
261
A
HOH
262
2
HOH
HOH
262
A
HOH
263
2
HOH
HOH
263
A
HOH
264
2
HOH
HOH
264
A
LYS
1
n
1
LYS
1
A
LYS
2
n
2
LYS
2
A
VAL
3
n
3
VAL
3
A
VAL
4
n
4
VAL
4
A
LEU
5
n
5
LEU
5
A
GLY
6
n
6
GLY
6
A
LYS
7
n
7
LYS
7
A
LYS
8
n
8
LYS
8
A
GLY
9
n
9
GLY
9
A
ASP
10
n
10
ASP
10
A
THR
11
n
11
THR
11
A
VAL
12
n
12
VAL
12
A
GLU
13
n
13
GLU
13
A
LEU
14
n
14
LEU
14
A
THR
15
n
15
THR
15
A
CYS
16
n
16
CYS
16
A
THR
17
n
17
THR
17
A
ALA
18
n
18
ALA
18
A
SER
19
n
19
SER
19
A
GLN
20
n
20
GLN
20
A
LYS
21
n
21
LYS
21
A
LYS
22
n
22
LYS
22
A
SER
23
n
23
SER
23
A
ILE
24
n
24
ILE
24
A
GLN
25
n
25
GLN
25
A
PHE
26
n
26
PHE
26
A
HIS
27
n
27
HIS
27
A
TRP
28
n
28
TRP
28
A
LYS
29
n
29
LYS
29
A
ASN
30
n
30
ASN
30
A
SER
31
n
31
SER
31
A
ASN
32
n
32
ASN
32
A
GLN
33
n
33
GLN
33
A
ILE
34
n
34
ILE
34
A
LYS
35
n
35
LYS
35
A
ILE
36
n
36
ILE
36
A
LEU
37
n
37
LEU
37
A
GLY
38
n
38
GLY
38
A
ASN
39
n
39
ASN
39
A
GLN
40
n
40
GLN
40
A
GLY
41
n
41
GLY
41
A
SER
42
n
42
SER
42
A
PHE
43
n
43
PHE
43
A
LEU
44
n
44
LEU
44
A
THR
45
n
45
THR
45
A
LYS
46
n
46
LYS
46
A
GLY
47
n
47
GLY
47
A
PRO
48
n
48
PRO
48
A
SER
49
n
49
SER
49
A
LYS
50
n
50
LYS
50
A
LEU
51
n
51
LEU
51
A
ASN
52
n
52
ASN
52
A
ASP
53
n
53
ASP
53
A
ARG
54
n
54
ARG
54
A
ALA
55
n
55
ALA
55
A
ASP
56
n
56
ASP
56
A
SER
57
n
57
SER
57
A
ARG
58
n
58
ARG
58
A
ARG
59
n
59
ARG
59
A
SER
60
n
60
SER
60
A
LEU
61
n
61
LEU
61
A
TRP
62
n
62
TRP
62
A
ASP
63
n
63
ASP
63
A
GLN
64
n
64
GLN
64
A
GLY
65
n
65
GLY
65
A
ASN
66
n
66
ASN
66
A
PHE
67
n
67
PHE
67
A
PRO
68
n
68
PRO
68
A
LEU
69
n
69
LEU
69
A
ILE
70
n
70
ILE
70
A
ILE
71
n
71
ILE
71
A
LYS
72
n
72
LYS
72
A
ASN
73
n
73
ASN
73
A
LEU
74
n
74
LEU
74
A
LYS
75
n
75
LYS
75
A
ILE
76
n
76
ILE
76
A
GLU
77
n
77
GLU
77
A
ASP
78
n
78
ASP
78
A
SER
79
n
79
SER
79
A
ASP
80
n
80
ASP
80
A
THR
81
n
81
THR
81
A
TYR
82
n
82
TYR
82
A
ILE
83
n
83
ILE
83
A
CYS
84
n
84
CYS
84
A
GLU
85
n
85
GLU
85
A
VAL
86
n
86
VAL
86
A
GLU
87
n
87
GLU
87
A
ASP
88
n
88
ASP
88
A
GLN
89
n
89
GLN
89
A
LYS
90
n
90
LYS
90
A
GLU
91
n
91
GLU
91
A
GLU
92
n
92
GLU
92
A
VAL
93
n
93
VAL
93
A
GLN
94
n
94
GLN
94
A
LEU
95
n
95
LEU
95
A
LEU
96
n
96
LEU
96
A
VAL
97
n
97
VAL
97
A
PHE
98
n
98
PHE
98
A
GLY
99
n
99
GLY
99
A
LEU
100
n
100
LEU
100
A
THR
101
n
101
THR
101
A
ALA
102
n
102
ALA
102
A
ASN
103
n
103
ASN
103
A
SER
104
n
104
SER
104
A
ASP
105
n
105
ASP
105
A
THR
106
n
106
THR
106
A
HIS
107
n
107
HIS
107
A
LEU
108
n
108
LEU
108
A
LEU
109
n
109
LEU
109
A
GLN
110
n
110
GLN
110
A
GLY
111
n
111
GLY
111
A
GLN
112
n
112
GLN
112
A
SER
113
n
113
SER
113
A
LEU
114
n
114
LEU
114
A
THR
115
n
115
THR
115
A
LEU
116
n
116
LEU
116
A
THR
117
n
117
THR
117
A
LEU
118
n
118
LEU
118
A
GLU
119
n
119
GLU
119
A
SER
120
n
120
SER
120
A
PRO
121
n
121
PRO
121
A
PRO
122
n
122
PRO
122
A
GLY
123
n
123
GLY
123
A
SER
124
n
124
SER
124
A
SER
125
n
125
SER
125
A
PRO
126
n
126
PRO
126
A
SER
127
n
127
SER
127
A
VAL
128
n
128
VAL
128
A
GLN
129
n
129
GLN
129
A
CYS
130
n
130
CYS
130
A
ARG
131
n
131
ARG
131
A
SER
132
n
132
SER
132
A
PRO
133
n
133
PRO
133
A
ARG
134
n
134
ARG
134
A
GLY
135
n
135
GLY
135
A
LYS
136
n
136
LYS
136
A
ASN
137
n
137
ASN
137
A
ILE
138
n
138
ILE
138
A
GLN
139
n
139
GLN
139
A
GLY
140
n
140
GLY
140
A
GLY
141
n
141
GLY
141
A
LYS
142
n
142
LYS
142
A
THR
143
n
143
THR
143
A
LEU
144
n
144
LEU
144
A
SER
145
n
145
SER
145
A
VAL
146
n
146
VAL
146
A
SER
147
n
147
SER
147
A
GLN
148
n
148
GLN
148
A
LEU
149
n
149
LEU
149
A
GLU
150
n
150
GLU
150
A
LEU
151
n
151
LEU
151
A
GLN
152
n
152
GLN
152
A
ASP
153
n
153
ASP
153
A
SER
154
n
154
SER
154
A
GLY
155
n
155
GLY
155
A
THR
156
n
156
THR
156
A
TRP
157
n
157
TRP
157
A
THR
158
n
158
THR
158
A
CYS
159
n
159
CYS
159
A
THR
160
n
160
THR
160
A
VAL
161
n
161
VAL
161
A
LEU
162
n
162
LEU
162
A
GLN
163
n
163
GLN
163
A
ASN
164
n
164
ASN
164
A
GLN
165
n
165
GLN
165
A
LYS
166
n
166
LYS
166
A
LYS
167
n
167
LYS
167
A
VAL
168
n
168
VAL
168
A
GLU
169
n
169
GLU
169
A
PHE
170
n
170
PHE
170
A
LYS
171
n
171
LYS
171
A
ILE
172
n
172
ILE
172
A
ASP
173
n
173
ASP
173
A
ILE
174
n
174
ILE
174
A
VAL
175
n
175
VAL
175
A
VAL
176
n
176
VAL
176
A
LEU
177
n
177
LEU
177
A
ALA
178
n
178
ALA
178
A
author_defined_assembly
2
dimeric
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_657
-x+1,y,-z+2
crystal symmetry operation
3.4639482446
0.0000000000
155.6071257291
1
A
A
O
N
THR
VAL
106
175
2.13
1
15.66
2.20
113.40
129.06
A
A
A
CA
CB
CG
LYS
LYS
LYS
2
2
2
N
1
15.80
2.30
115.30
131.10
A
A
A
CA
CB
CG
LEU
LEU
LEU
5
5
5
N
1
14.67
2.10
122.30
136.97
A
A
A
C
N
CA
LYS
GLY
GLY
8
9
9
Y
1
8.81
1.20
123.30
132.11
A
A
A
OE1
CD
OE2
GLU
GLU
GLU
13
13
13
N
1
14.24
2.20
113.40
127.64
A
A
A
CA
CB
CG
LYS
LYS
LYS
29
29
29
N
1
15.94
2.30
115.30
131.24
A
A
A
CA
CB
CG
LEU
LEU
LEU
37
37
37
N
1
24.11
2.40
113.90
138.01
A
A
A
CA
CB
CG
PHE
PHE
PHE
43
43
43
N
1
-6.93
0.50
120.30
113.37
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
54
54
54
N
1
4.98
0.50
120.30
125.28
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
54
54
54
N
1
5.80
0.90
118.30
124.10
A
A
A
CB
CG
OD1
ASP
ASP
ASP
56
56
56
N
1
12.40
1.40
123.60
136.00
A
A
A
CD
NE
CZ
ARG
ARG
ARG
58
58
58
N
1
3.41
0.50
120.30
123.71
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
58
58
58
N
1
-4.34
0.50
120.30
115.96
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
59
59
59
N
1
13.94
2.30
115.30
129.24
A
A
A
CA
CB
CG
LEU
LEU
LEU
74
74
74
N
1
6.66
0.90
118.30
124.96
A
A
A
CB
CG
OD1
ASP
ASP
ASP
78
78
78
N
1
10.39
1.20
123.30
133.69
A
A
A
OE1
CD
OE2
GLU
GLU
GLU
87
87
87
N
1
17.49
2.70
111.60
129.09
A
A
A
CB
CA
C
THR
THR
THR
106
106
106
N
1
22.53
1.40
123.60
146.13
A
A
A
CD
NE
CZ
ARG
ARG
ARG
131
131
131
N
1
4.27
0.50
120.30
124.57
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
131
131
131
N
1
-6.38
0.90
118.30
111.92
A
A
A
CB
CG
OD2
ASP
ASP
ASP
173
173
173
N
1
A
LYS
21
-57.82
98.17
1
A
LYS
22
-2.00
100.43
1
A
SER
23
71.88
100.76
1
A
GLN
25
-32.97
128.48
1
A
ASN
73
31.24
63.77
1
A
ASP
80
157.85
166.92
1
A
GLU
87
40.83
-115.23
1
A
ASP
105
-82.45
-148.71
1
A
PRO
122
-65.71
97.04
1
A
ARG
134
-97.49
35.67
1
A
LYS
142
-169.09
-52.80
1
A
SER
145
173.44
131.50
1
A
GLN
152
-88.08
39.69
1
A
ASP
153
-141.83
-15.37
1
A
ASN
164
-32.64
99.50
1
A
GLN
165
49.58
-38.15
0.193
0.193
2.3
10
7189
1
4.
2.3
10
86
1469
0
0
1383
0.016
0.817
1.000
1.477
1.500
1.091
1.500
1.808
2.000
model building
X-PLOR
refinement
PROLSQ
refinement
X-PLOR
phasing
X-PLOR
CD4 (D1D2 FRAGMENT) TYPE I CRYSTAL FORM
STRUCTURES OF AN HIV AND MHC BINDING FRAGMENT FROM HUMAN CD4 AS REFINED IN TWO CRYSTAL LATTICES
1
N
N
2
N
N
A
LEU
61
A
LEU
61
HELX_P
A
GLY
65
A
GLY
65
5
1
5
A
LYS
75
A
LYS
75
HELX_P
A
SER
79
A
SER
79
5
2
5
disulf
2.026
A
CYS
16
A
SG
CYS
16
1_555
A
CYS
84
A
SG
CYS
84
1_555
disulf
2.022
A
CYS
130
A
SG
CYS
130
1_555
A
CYS
159
A
SG
CYS
159
1_555
T-CELL SURFACE GLYCOPROTEIN
T-CELL SURFACE GLYCOPROTEIN
CD4_HUMAN
UNP
1
1
P01730
MNRGVPFRHLLLVLQLALLPAATQGKKVVLGKKGDTVELTCTASQKKSIQFHWKNSNQIKILGNQGSFLTKGPSKLNDRA
DSRRSLWDQGNFPLIIKNLKIEDSDTYICEVEDQKEEVQLLVFGLTANSDTHLLQGQSLTLTLESPPGSSPSVQCRSPRG
KNIQGGKTLSVSQLELQDSGTWTCTVLQNQKKVEFKIDIVVLAFQKASSIVYKKEGEQVEFSFPLAFTVEKLTGSGELWW
QAERASSSKSWITFDLKNKEVSVKRVTQDPKLQMGKKLPLHLTLPQALPQYAGSGNLTLALEAKTGKLHQEVNLVVMRAT
QLQKNLTCEVWGPTSPKLMLSLKLENKEAKVSKREKAVWVLNPEAGMWQCLLSDSGQVLLESNIKVLPTWSTPVQPMALI
VLGGVAGLLLFIGLGIFFCVRCRHRRRQAERMSQIKRLLSEKKTCQCPHRFQKTCSPI
26
203
1CDH
1
178
P01730
A
1
1
178
3
6
3
4
anti-parallel
anti-parallel
parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
ARG
54
A
ARG
54
A
ARG
58
A
ARG
58
A
GLN
64
A
GLN
64
A
LYS
72
A
LYS
72
A
VAL
12
A
VAL
12
A
ALA
18
A
ALA
18
A
LYS
2
A
LYS
2
A
LYS
8
A
LYS
8
A
GLN
89
A
GLN
89
A
PHE
98
A
PHE
98
A
ASP
80
A
ASP
80
A
VAL
86
A
VAL
86
A
GLN
25
A
GLN
25
A
SER
31
A
SER
31
A
ILE
34
A
ILE
34
A
GLN
40
A
GLN
40
A
PHE
43
A
PHE
43
A
GLY
47
A
GLY
47
A
LYS
142
A
LYS
142
A
LEU
149
A
LEU
149
A
GLY
111
A
GLY
111
A
GLU
119
A
GLU
119
A
GLY
99
A
GLY
99
A
ASN
103
A
ASN
103
A
LYS
166
A
LYS
166
A
ILE
174
A
ILE
174
A
GLY
155
A
GLY
155
A
GLN
163
A
GLN
163
A
SER
127
A
SER
127
A
SER
132
A
SER
132
A
LYS
136
A
LYS
136
A
GLY
140
A
GLY
140
5
C 1 2 1