0.019662
-0.004133
-0.004464
0.000000
0.016011
-0.001498
0.000000
0.000000
0.013632
0.00000
0.00000
0.00000
Busslep, J.
Zhao, R.
Loftus, D.
Appella, E.
Collins, E.J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
2
82.09
76.20
78.13
50.860
63.820
75.870
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
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
J.Biol.Chem.
JBCHA3
0071
0021-9258
276
47320
47328
10.1074/jbc.M109231200
11584024
T cell activity correlates with oligomeric peptide/MHC binding on T cell surface
2001
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
100
1
CCD
1998-06-15
ADSC QUANTUM 4
SAGITALLY FOCUSED Si(111)
SINGLE WAVELENGTH
M
x-ray
1
1.0789
1.0
X12B
NSLS
1.0789
SYNCHROTRON
NSLS BEAMLINE X12B
31854.203
HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN
EXTRACELLULAR DOMAIN, RESIDUES 25-299
2
man
polymer
11879.356
BETA-2-MICROGLOBULIN
2
man
polymer
1058.227
9 RESIDUE PEPTIDE
2
syn
polymer
18.015
water
106
nat
water
no
no
GSHSMRYFFTSVSRPGRGEPRFIAVGYVDDTQFVRFDSDAASQRMEPRAPWIEQEGPEYWDGETRKVKAHSQTHRVDLGT
LRGYYNQSEAGSHTVQRMYGCDVGSDWRFLRGYHQYAYDGKDYIALKEDLRSWTAADMAAQTTKHKWEAAHVAEQLRAYL
EGTCVEWLRRYLENGKETLQRTDAPKTHMTHHAVSDHEATLRCWALSFYPAEITLTWQRDGEDQTQDTELVETRPAGDGT
FQKWAAVVVPSGQEQRYTCHVQHEGLPKPLTLRWE
GSHSMRYFFTSVSRPGRGEPRFIAVGYVDDTQFVRFDSDAASQRMEPRAPWIEQEGPEYWDGETRKVKAHSQTHRVDLGT
LRGYYNQSEAGSHTVQRMYGCDVGSDWRFLRGYHQYAYDGKDYIALKEDLRSWTAADMAAQTTKHKWEAAHVAEQLRAYL
EGTCVEWLRRYLENGKETLQRTDAPKTHMTHHAVSDHEATLRCWALSFYPAEITLTWQRDGEDQTQDTELVETRPAGDGT
FQKWAAVVVPSGQEQRYTCHVQHEGLPKPLTLRWE
A,D
polypeptide(L)
no
no
MIQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYA
CRVNHVTLSQPKIVKWDRDM
MIQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYA
CRVNHVTLSQPKIVKWDRDM
B,E
polypeptide(L)
no
no
FAPGFFPYL
FAPGFFPYL
C,F
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
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
n
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
Escherichia
Escherichia coli
sample
HLAA
9606
Homo sapiens
511693
Escherichia coli BL21
BL21
PLASMID
PLM
human
Homo
Escherichia
Escherichia coli
sample
B2M
9606
Homo sapiens
511693
Escherichia coli BL21
BL21
PLASMID
PLM
1
2.60
52.71
VAPOR DIFFUSION, HANGING DROP
6.5
PEG6000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
298
repository
Initial release
Version format compliance
Version format compliance
1
0
2001-10-24
1
1
2008-04-27
1
2
2011-07-13
CRYSTAL STRUCTURE OF CLASS I MHC A2 IN COMPLEX WITH PEPTIDE P1049-5V
CRYSTAL STRUCTURE OF CLASS I MHC A2 IN COMPLEX WITH PEPTIDE P1049-6V
RCSB
Y
RCSB
2001-03-10
REL
REL
HOH
water
The nine residue peptide was chemically synthesized
sample
TIP
1
4
HOH
HOH
276
A
TIP
2
4
HOH
HOH
277
A
TIP
3
4
HOH
HOH
278
A
TIP
7
4
HOH
HOH
279
A
TIP
10
4
HOH
HOH
280
A
TIP
11
4
HOH
HOH
281
A
TIP
13
4
HOH
HOH
282
A
TIP
18
4
HOH
HOH
283
A
TIP
22
4
HOH
HOH
284
A
TIP
25
4
HOH
HOH
285
A
TIP
27
4
HOH
HOH
286
A
TIP
28
4
HOH
HOH
287
A
TIP
31
4
HOH
HOH
288
A
TIP
32
4
HOH
HOH
289
A
TIP
33
4
HOH
HOH
290
A
TIP
35
4
HOH
HOH
291
A
TIP
44
4
HOH
HOH
292
A
TIP
46
4
HOH
HOH
293
A
TIP
48
4
HOH
HOH
294
A
TIP
52
4
HOH
HOH
295
A
TIP
58
4
HOH
HOH
296
A
TIP
64
4
HOH
HOH
297
A
TIP
65
4
HOH
HOH
298
A
TIP
66
4
HOH
HOH
299
A
TIP
68
4
HOH
HOH
300
A
TIP
71
4
HOH
HOH
301
A
TIP
75
4
HOH
HOH
302
A
TIP
76
4
HOH
HOH
303
A
TIP
80
4
HOH
HOH
304
A
TIP
88
4
HOH
HOH
305
A
TIP
89
4
HOH
HOH
306
A
TIP
103
4
HOH
HOH
307
A
TIP
107
4
HOH
HOH
308
A
TIP
108
4
HOH
HOH
309
A
TIP
4
4
HOH
HOH
100
B
TIP
14
4
HOH
HOH
101
B
TIP
16
4
HOH
HOH
102
B
TIP
19
4
HOH
HOH
103
B
TIP
20
4
HOH
HOH
104
B
TIP
21
4
HOH
HOH
105
B
TIP
26
4
HOH
HOH
106
B
TIP
38
4
HOH
HOH
107
B
TIP
41
4
HOH
HOH
108
B
TIP
49
4
HOH
HOH
109
B
TIP
50
4
HOH
HOH
110
B
TIP
54
4
HOH
HOH
111
B
TIP
56
4
HOH
HOH
112
B
TIP
63
4
HOH
HOH
113
B
TIP
69
4
HOH
HOH
114
B
TIP
77
4
HOH
HOH
115
B
TIP
79
4
HOH
HOH
116
B
TIP
81
4
HOH
HOH
117
B
TIP
85
4
HOH
HOH
118
B
TIP
90
4
HOH
HOH
119
B
TIP
97
4
HOH
HOH
120
B
TIP
98
4
HOH
HOH
121
B
TIP
73
4
HOH
HOH
73
C
TIP
5
4
HOH
HOH
276
D
TIP
8
4
HOH
HOH
277
D
TIP
9
4
HOH
HOH
278
D
TIP
24
4
HOH
HOH
279
D
TIP
29
4
HOH
HOH
280
D
TIP
30
4
HOH
HOH
281
D
TIP
37
4
HOH
HOH
282
D
TIP
39
4
HOH
HOH
283
D
TIP
40
4
HOH
HOH
284
D
TIP
42
4
HOH
HOH
285
D
TIP
47
4
HOH
HOH
286
D
TIP
53
4
HOH
HOH
287
D
TIP
55
4
HOH
HOH
288
D
TIP
57
4
HOH
HOH
289
D
TIP
60
4
HOH
HOH
290
D
TIP
61
4
HOH
HOH
291
D
TIP
62
4
HOH
HOH
292
D
TIP
70
4
HOH
HOH
293
D
TIP
72
4
HOH
HOH
294
D
TIP
74
4
HOH
HOH
295
D
TIP
82
4
HOH
HOH
296
D
TIP
83
4
HOH
HOH
297
D
TIP
84
4
HOH
HOH
298
D
TIP
86
4
HOH
HOH
299
D
TIP
87
4
HOH
HOH
300
D
TIP
92
4
HOH
HOH
301
D
TIP
95
4
HOH
HOH
302
D
TIP
96
4
HOH
HOH
303
D
TIP
99
4
HOH
HOH
304
D
TIP
100
4
HOH
HOH
305
D
TIP
101
4
HOH
HOH
306
D
TIP
105
4
HOH
HOH
307
D
TIP
6
4
HOH
HOH
100
E
TIP
12
4
HOH
HOH
101
E
TIP
15
4
HOH
HOH
102
E
TIP
17
4
HOH
HOH
103
E
TIP
23
4
HOH
HOH
104
E
TIP
34
4
HOH
HOH
105
E
TIP
36
4
HOH
HOH
106
E
TIP
43
4
HOH
HOH
107
E
TIP
45
4
HOH
HOH
108
E
TIP
51
4
HOH
HOH
109
E
TIP
59
4
HOH
HOH
110
E
TIP
67
4
HOH
HOH
111
E
TIP
91
4
HOH
HOH
112
E
TIP
93
4
HOH
HOH
113
E
TIP
94
4
HOH
HOH
114
E
TIP
104
4
HOH
HOH
115
E
TIP
106
4
HOH
HOH
116
E
GLY
1
n
1
GLY
1
A
SER
2
n
2
SER
2
A
HIS
3
n
3
HIS
3
A
SER
4
n
4
SER
4
A
MET
5
n
5
MET
5
A
ARG
6
n
6
ARG
6
A
TYR
7
n
7
TYR
7
A
PHE
8
n
8
PHE
8
A
PHE
9
n
9
PHE
9
A
THR
10
n
10
THR
10
A
SER
11
n
11
SER
11
A
VAL
12
n
12
VAL
12
A
SER
13
n
13
SER
13
A
ARG
14
n
14
ARG
14
A
PRO
15
n
15
PRO
15
A
GLY
16
n
16
GLY
16
A
ARG
17
n
17
ARG
17
A
GLY
18
n
18
GLY
18
A
GLU
19
n
19
GLU
19
A
PRO
20
n
20
PRO
20
A
ARG
21
n
21
ARG
21
A
PHE
22
n
22
PHE
22
A
ILE
23
n
23
ILE
23
A
ALA
24
n
24
ALA
24
A
VAL
25
n
25
VAL
25
A
GLY
26
n
26
GLY
26
A
TYR
27
n
27
TYR
27
A
VAL
28
n
28
VAL
28
A
ASP
29
n
29
ASP
29
A
ASP
30
n
30
ASP
30
A
THR
31
n
31
THR
31
A
GLN
32
n
32
GLN
32
A
PHE
33
n
33
PHE
33
A
VAL
34
n
34
VAL
34
A
ARG
35
n
35
ARG
35
A
PHE
36
n
36
PHE
36
A
ASP
37
n
37
ASP
37
A
SER
38
n
38
SER
38
A
ASP
39
n
39
ASP
39
A
ALA
40
n
40
ALA
40
A
ALA
41
n
41
ALA
41
A
SER
42
n
42
SER
42
A
GLN
43
n
43
GLN
43
A
ARG
44
n
44
ARG
44
A
MET
45
n
45
MET
45
A
GLU
46
n
46
GLU
46
A
PRO
47
n
47
PRO
47
A
ARG
48
n
48
ARG
48
A
ALA
49
n
49
ALA
49
A
PRO
50
n
50
PRO
50
A
TRP
51
n
51
TRP
51
A
ILE
52
n
52
ILE
52
A
GLU
53
n
53
GLU
53
A
GLN
54
n
54
GLN
54
A
GLU
55
n
55
GLU
55
A
GLY
56
n
56
GLY
56
A
PRO
57
n
57
PRO
57
A
GLU
58
n
58
GLU
58
A
TYR
59
n
59
TYR
59
A
TRP
60
n
60
TRP
60
A
ASP
61
n
61
ASP
61
A
GLY
62
n
62
GLY
62
A
GLU
63
n
63
GLU
63
A
THR
64
n
64
THR
64
A
ARG
65
n
65
ARG
65
A
LYS
66
n
66
LYS
66
A
VAL
67
n
67
VAL
67
A
LYS
68
n
68
LYS
68
A
ALA
69
n
69
ALA
69
A
HIS
70
n
70
HIS
70
A
SER
71
n
71
SER
71
A
GLN
72
n
72
GLN
72
A
THR
73
n
73
THR
73
A
HIS
74
n
74
HIS
74
A
ARG
75
n
75
ARG
75
A
VAL
76
n
76
VAL
76
A
ASP
77
n
77
ASP
77
A
LEU
78
n
78
LEU
78
A
GLY
79
n
79
GLY
79
A
THR
80
n
80
THR
80
A
LEU
81
n
81
LEU
81
A
ARG
82
n
82
ARG
82
A
GLY
83
n
83
GLY
83
A
TYR
84
n
84
TYR
84
A
TYR
85
n
85
TYR
85
A
ASN
86
n
86
ASN
86
A
GLN
87
n
87
GLN
87
A
SER
88
n
88
SER
88
A
GLU
89
n
89
GLU
89
A
ALA
90
n
90
ALA
90
A
GLY
91
n
91
GLY
91
A
SER
92
n
92
SER
92
A
HIS
93
n
93
HIS
93
A
THR
94
n
94
THR
94
A
VAL
95
n
95
VAL
95
A
GLN
96
n
96
GLN
96
A
ARG
97
n
97
ARG
97
A
MET
98
n
98
MET
98
A
TYR
99
n
99
TYR
99
A
GLY
100
n
100
GLY
100
A
CYS
101
n
101
CYS
101
A
ASP
102
n
102
ASP
102
A
VAL
103
n
103
VAL
103
A
GLY
104
n
104
GLY
104
A
SER
105
n
105
SER
105
A
ASP
106
n
106
ASP
106
A
TRP
107
n
107
TRP
107
A
ARG
108
n
108
ARG
108
A
PHE
109
n
109
PHE
109
A
LEU
110
n
110
LEU
110
A
ARG
111
n
111
ARG
111
A
GLY
112
n
112
GLY
112
A
TYR
113
n
113
TYR
113
A
HIS
114
n
114
HIS
114
A
GLN
115
n
115
GLN
115
A
TYR
116
n
116
TYR
116
A
ALA
117
n
117
ALA
117
A
TYR
118
n
118
TYR
118
A
ASP
119
n
119
ASP
119
A
GLY
120
n
120
GLY
120
A
LYS
121
n
121
LYS
121
A
ASP
122
n
122
ASP
122
A
TYR
123
n
123
TYR
123
A
ILE
124
n
124
ILE
124
A
ALA
125
n
125
ALA
125
A
LEU
126
n
126
LEU
126
A
LYS
127
n
127
LYS
127
A
GLU
128
n
128
GLU
128
A
ASP
129
n
129
ASP
129
A
LEU
130
n
130
LEU
130
A
ARG
131
n
131
ARG
131
A
SER
132
n
132
SER
132
A
TRP
133
n
133
TRP
133
A
THR
134
n
134
THR
134
A
ALA
135
n
135
ALA
135
A
ALA
136
n
136
ALA
136
A
ASP
137
n
137
ASP
137
A
MET
138
n
138
MET
138
A
ALA
139
n
139
ALA
139
A
ALA
140
n
140
ALA
140
A
GLN
141
n
141
GLN
141
A
THR
142
n
142
THR
142
A
THR
143
n
143
THR
143
A
LYS
144
n
144
LYS
144
A
HIS
145
n
145
HIS
145
A
LYS
146
n
146
LYS
146
A
TRP
147
n
147
TRP
147
A
GLU
148
n
148
GLU
148
A
ALA
149
n
149
ALA
149
A
ALA
150
n
150
ALA
150
A
HIS
151
n
151
HIS
151
A
VAL
152
n
152
VAL
152
A
ALA
153
n
153
ALA
153
A
GLU
154
n
154
GLU
154
A
GLN
155
n
155
GLN
155
A
LEU
156
n
156
LEU
156
A
ARG
157
n
157
ARG
157
A
ALA
158
n
158
ALA
158
A
TYR
159
n
159
TYR
159
A
LEU
160
n
160
LEU
160
A
GLU
161
n
161
GLU
161
A
GLY
162
n
162
GLY
162
A
THR
163
n
163
THR
163
A
CYS
164
n
164
CYS
164
A
VAL
165
n
165
VAL
165
A
GLU
166
n
166
GLU
166
A
TRP
167
n
167
TRP
167
A
LEU
168
n
168
LEU
168
A
ARG
169
n
169
ARG
169
A
ARG
170
n
170
ARG
170
A
TYR
171
n
171
TYR
171
A
LEU
172
n
172
LEU
172
A
GLU
173
n
173
GLU
173
A
ASN
174
n
174
ASN
174
A
GLY
175
n
175
GLY
175
A
LYS
176
n
176
LYS
176
A
GLU
177
n
177
GLU
177
A
THR
178
n
178
THR
178
A
LEU
179
n
179
LEU
179
A
GLN
180
n
180
GLN
180
A
ARG
181
n
181
ARG
181
A
THR
182
n
182
THR
182
A
ASP
183
n
183
ASP
183
A
ALA
184
n
184
ALA
184
A
PRO
185
n
185
PRO
185
A
LYS
186
n
186
LYS
186
A
THR
187
n
187
THR
187
A
HIS
188
n
188
HIS
188
A
MET
189
n
189
MET
189
A
THR
190
n
190
THR
190
A
HIS
191
n
191
HIS
191
A
HIS
192
n
192
HIS
192
A
ALA
193
n
193
ALA
193
A
VAL
194
n
194
VAL
194
A
SER
195
n
195
SER
195
A
ASP
196
n
196
ASP
196
A
HIS
197
n
197
HIS
197
A
GLU
198
n
198
GLU
198
A
ALA
199
n
199
ALA
199
A
THR
200
n
200
THR
200
A
LEU
201
n
201
LEU
201
A
ARG
202
n
202
ARG
202
A
CYS
203
n
203
CYS
203
A
TRP
204
n
204
TRP
204
A
ALA
205
n
205
ALA
205
A
LEU
206
n
206
LEU
206
A
SER
207
n
207
SER
207
A
PHE
208
n
208
PHE
208
A
TYR
209
n
209
TYR
209
A
PRO
210
n
210
PRO
210
A
ALA
211
n
211
ALA
211
A
GLU
212
n
212
GLU
212
A
ILE
213
n
213
ILE
213
A
THR
214
n
214
THR
214
A
LEU
215
n
215
LEU
215
A
THR
216
n
216
THR
216
A
TRP
217
n
217
TRP
217
A
GLN
218
n
218
GLN
218
A
ARG
219
n
219
ARG
219
A
ASP
220
n
220
ASP
220
A
GLY
221
n
221
GLY
221
A
GLU
222
n
222
GLU
222
A
ASP
223
n
223
ASP
223
A
GLN
224
n
224
GLN
224
A
THR
225
n
225
THR
225
A
GLN
226
n
226
GLN
226
A
ASP
227
n
227
ASP
227
A
THR
228
n
228
THR
228
A
GLU
229
n
229
GLU
229
A
LEU
230
n
230
LEU
230
A
VAL
231
n
231
VAL
231
A
GLU
232
n
232
GLU
232
A
THR
233
n
233
THR
233
A
ARG
234
n
234
ARG
234
A
PRO
235
n
235
PRO
235
A
ALA
236
n
236
ALA
236
A
GLY
237
n
237
GLY
237
A
ASP
238
n
238
ASP
238
A
GLY
239
n
239
GLY
239
A
THR
240
n
240
THR
240
A
PHE
241
n
241
PHE
241
A
GLN
242
n
242
GLN
242
A
LYS
243
n
243
LYS
243
A
TRP
244
n
244
TRP
244
A
ALA
245
n
245
ALA
245
A
ALA
246
n
246
ALA
246
A
VAL
247
n
247
VAL
247
A
VAL
248
n
248
VAL
248
A
VAL
249
n
249
VAL
249
A
PRO
250
n
250
PRO
250
A
SER
251
n
251
SER
251
A
GLY
252
n
252
GLY
252
A
GLN
253
n
253
GLN
253
A
GLU
254
n
254
GLU
254
A
GLN
255
n
255
GLN
255
A
ARG
256
n
256
ARG
256
A
TYR
257
n
257
TYR
257
A
THR
258
n
258
THR
258
A
CYS
259
n
259
CYS
259
A
HIS
260
n
260
HIS
260
A
VAL
261
n
261
VAL
261
A
GLN
262
n
262
GLN
262
A
HIS
263
n
263
HIS
263
A
GLU
264
n
264
GLU
264
A
GLY
265
n
265
GLY
265
A
LEU
266
n
266
LEU
266
A
PRO
267
n
267
PRO
267
A
LYS
268
n
268
LYS
268
A
PRO
269
n
269
PRO
269
A
LEU
270
n
270
LEU
270
A
THR
271
n
271
THR
271
A
LEU
272
n
272
LEU
272
A
ARG
273
n
273
ARG
273
A
TRP
274
n
274
TRP
274
A
GLU
275
n
275
GLU
275
A
MET
0
n
1
MET
0
B
ILE
1
n
2
ILE
1
B
GLN
2
n
3
GLN
2
B
ARG
3
n
4
ARG
3
B
THR
4
n
5
THR
4
B
PRO
5
n
6
PRO
5
B
LYS
6
n
7
LYS
6
B
ILE
7
n
8
ILE
7
B
GLN
8
n
9
GLN
8
B
VAL
9
n
10
VAL
9
B
TYR
10
n
11
TYR
10
B
SER
11
n
12
SER
11
B
ARG
12
n
13
ARG
12
B
HIS
13
n
14
HIS
13
B
PRO
14
n
15
PRO
14
B
ALA
15
n
16
ALA
15
B
GLU
16
n
17
GLU
16
B
ASN
17
n
18
ASN
17
B
GLY
18
n
19
GLY
18
B
LYS
19
n
20
LYS
19
B
SER
20
n
21
SER
20
B
ASN
21
n
22
ASN
21
B
PHE
22
n
23
PHE
22
B
LEU
23
n
24
LEU
23
B
ASN
24
n
25
ASN
24
B
CYS
25
n
26
CYS
25
B
TYR
26
n
27
TYR
26
B
VAL
27
n
28
VAL
27
B
SER
28
n
29
SER
28
B
GLY
29
n
30
GLY
29
B
PHE
30
n
31
PHE
30
B
HIS
31
n
32
HIS
31
B
PRO
32
n
33
PRO
32
B
SER
33
n
34
SER
33
B
ASP
34
n
35
ASP
34
B
ILE
35
n
36
ILE
35
B
GLU
36
n
37
GLU
36
B
VAL
37
n
38
VAL
37
B
ASP
38
n
39
ASP
38
B
LEU
39
n
40
LEU
39
B
LEU
40
n
41
LEU
40
B
LYS
41
n
42
LYS
41
B
ASN
42
n
43
ASN
42
B
GLY
43
n
44
GLY
43
B
GLU
44
n
45
GLU
44
B
ARG
45
n
46
ARG
45
B
ILE
46
n
47
ILE
46
B
GLU
47
n
48
GLU
47
B
LYS
48
n
49
LYS
48
B
VAL
49
n
50
VAL
49
B
GLU
50
n
51
GLU
50
B
HIS
51
n
52
HIS
51
B
SER
52
n
53
SER
52
B
ASP
53
n
54
ASP
53
B
LEU
54
n
55
LEU
54
B
SER
55
n
56
SER
55
B
PHE
56
n
57
PHE
56
B
SER
57
n
58
SER
57
B
LYS
58
n
59
LYS
58
B
ASP
59
n
60
ASP
59
B
TRP
60
n
61
TRP
60
B
SER
61
n
62
SER
61
B
PHE
62
n
63
PHE
62
B
TYR
63
n
64
TYR
63
B
LEU
64
n
65
LEU
64
B
LEU
65
n
66
LEU
65
B
TYR
66
n
67
TYR
66
B
TYR
67
n
68
TYR
67
B
THR
68
n
69
THR
68
B
GLU
69
n
70
GLU
69
B
PHE
70
n
71
PHE
70
B
THR
71
n
72
THR
71
B
PRO
72
n
73
PRO
72
B
THR
73
n
74
THR
73
B
GLU
74
n
75
GLU
74
B
LYS
75
n
76
LYS
75
B
ASP
76
n
77
ASP
76
B
GLU
77
n
78
GLU
77
B
TYR
78
n
79
TYR
78
B
ALA
79
n
80
ALA
79
B
CYS
80
n
81
CYS
80
B
ARG
81
n
82
ARG
81
B
VAL
82
n
83
VAL
82
B
ASN
83
n
84
ASN
83
B
HIS
84
n
85
HIS
84
B
VAL
85
n
86
VAL
85
B
THR
86
n
87
THR
86
B
LEU
87
n
88
LEU
87
B
SER
88
n
89
SER
88
B
GLN
89
n
90
GLN
89
B
PRO
90
n
91
PRO
90
B
LYS
91
n
92
LYS
91
B
ILE
92
n
93
ILE
92
B
VAL
93
n
94
VAL
93
B
LYS
94
n
95
LYS
94
B
TRP
95
n
96
TRP
95
B
ASP
96
n
97
ASP
96
B
ARG
97
n
98
ARG
97
B
ASP
98
n
99
ASP
98
B
MET
99
n
100
MET
99
B
PHE
1
n
1
PHE
1
C
ALA
2
n
2
ALA
2
C
PRO
3
n
3
PRO
3
C
GLY
4
n
4
GLY
4
C
PHE
5
n
5
PHE
5
C
PHE
6
n
6
PHE
6
C
PRO
7
n
7
PRO
7
C
TYR
8
n
8
TYR
8
C
LEU
9
n
9
LEU
9
C
GLY
1
n
1
GLY
1
D
SER
2
n
2
SER
2
D
HIS
3
n
3
HIS
3
D
SER
4
n
4
SER
4
D
MET
5
n
5
MET
5
D
ARG
6
n
6
ARG
6
D
TYR
7
n
7
TYR
7
D
PHE
8
n
8
PHE
8
D
PHE
9
n
9
PHE
9
D
THR
10
n
10
THR
10
D
SER
11
n
11
SER
11
D
VAL
12
n
12
VAL
12
D
SER
13
n
13
SER
13
D
ARG
14
n
14
ARG
14
D
PRO
15
n
15
PRO
15
D
GLY
16
n
16
GLY
16
D
ARG
17
n
17
ARG
17
D
GLY
18
n
18
GLY
18
D
GLU
19
n
19
GLU
19
D
PRO
20
n
20
PRO
20
D
ARG
21
n
21
ARG
21
D
PHE
22
n
22
PHE
22
D
ILE
23
n
23
ILE
23
D
ALA
24
n
24
ALA
24
D
VAL
25
n
25
VAL
25
D
GLY
26
n
26
GLY
26
D
TYR
27
n
27
TYR
27
D
VAL
28
n
28
VAL
28
D
ASP
29
n
29
ASP
29
D
ASP
30
n
30
ASP
30
D
THR
31
n
31
THR
31
D
GLN
32
n
32
GLN
32
D
PHE
33
n
33
PHE
33
D
VAL
34
n
34
VAL
34
D
ARG
35
n
35
ARG
35
D
PHE
36
n
36
PHE
36
D
ASP
37
n
37
ASP
37
D
SER
38
n
38
SER
38
D
ASP
39
n
39
ASP
39
D
ALA
40
n
40
ALA
40
D
ALA
41
n
41
ALA
41
D
SER
42
n
42
SER
42
D
GLN
43
n
43
GLN
43
D
ARG
44
n
44
ARG
44
D
MET
45
n
45
MET
45
D
GLU
46
n
46
GLU
46
D
PRO
47
n
47
PRO
47
D
ARG
48
n
48
ARG
48
D
ALA
49
n
49
ALA
49
D
PRO
50
n
50
PRO
50
D
TRP
51
n
51
TRP
51
D
ILE
52
n
52
ILE
52
D
GLU
53
n
53
GLU
53
D
GLN
54
n
54
GLN
54
D
GLU
55
n
55
GLU
55
D
GLY
56
n
56
GLY
56
D
PRO
57
n
57
PRO
57
D
GLU
58
n
58
GLU
58
D
TYR
59
n
59
TYR
59
D
TRP
60
n
60
TRP
60
D
ASP
61
n
61
ASP
61
D
GLY
62
n
62
GLY
62
D
GLU
63
n
63
GLU
63
D
THR
64
n
64
THR
64
D
ARG
65
n
65
ARG
65
D
LYS
66
n
66
LYS
66
D
VAL
67
n
67
VAL
67
D
LYS
68
n
68
LYS
68
D
ALA
69
n
69
ALA
69
D
HIS
70
n
70
HIS
70
D
SER
71
n
71
SER
71
D
GLN
72
n
72
GLN
72
D
THR
73
n
73
THR
73
D
HIS
74
n
74
HIS
74
D
ARG
75
n
75
ARG
75
D
VAL
76
n
76
VAL
76
D
ASP
77
n
77
ASP
77
D
LEU
78
n
78
LEU
78
D
GLY
79
n
79
GLY
79
D
THR
80
n
80
THR
80
D
LEU
81
n
81
LEU
81
D
ARG
82
n
82
ARG
82
D
GLY
83
n
83
GLY
83
D
TYR
84
n
84
TYR
84
D
TYR
85
n
85
TYR
85
D
ASN
86
n
86
ASN
86
D
GLN
87
n
87
GLN
87
D
SER
88
n
88
SER
88
D
GLU
89
n
89
GLU
89
D
ALA
90
n
90
ALA
90
D
GLY
91
n
91
GLY
91
D
SER
92
n
92
SER
92
D
HIS
93
n
93
HIS
93
D
THR
94
n
94
THR
94
D
VAL
95
n
95
VAL
95
D
GLN
96
n
96
GLN
96
D
ARG
97
n
97
ARG
97
D
MET
98
n
98
MET
98
D
TYR
99
n
99
TYR
99
D
GLY
100
n
100
GLY
100
D
CYS
101
n
101
CYS
101
D
ASP
102
n
102
ASP
102
D
VAL
103
n
103
VAL
103
D
GLY
104
n
104
GLY
104
D
SER
105
n
105
SER
105
D
ASP
106
n
106
ASP
106
D
TRP
107
n
107
TRP
107
D
ARG
108
n
108
ARG
108
D
PHE
109
n
109
PHE
109
D
LEU
110
n
110
LEU
110
D
ARG
111
n
111
ARG
111
D
GLY
112
n
112
GLY
112
D
TYR
113
n
113
TYR
113
D
HIS
114
n
114
HIS
114
D
GLN
115
n
115
GLN
115
D
TYR
116
n
116
TYR
116
D
ALA
117
n
117
ALA
117
D
TYR
118
n
118
TYR
118
D
ASP
119
n
119
ASP
119
D
GLY
120
n
120
GLY
120
D
LYS
121
n
121
LYS
121
D
ASP
122
n
122
ASP
122
D
TYR
123
n
123
TYR
123
D
ILE
124
n
124
ILE
124
D
ALA
125
n
125
ALA
125
D
LEU
126
n
126
LEU
126
D
LYS
127
n
127
LYS
127
D
GLU
128
n
128
GLU
128
D
ASP
129
n
129
ASP
129
D
LEU
130
n
130
LEU
130
D
ARG
131
n
131
ARG
131
D
SER
132
n
132
SER
132
D
TRP
133
n
133
TRP
133
D
THR
134
n
134
THR
134
D
ALA
135
n
135
ALA
135
D
ALA
136
n
136
ALA
136
D
ASP
137
n
137
ASP
137
D
MET
138
n
138
MET
138
D
ALA
139
n
139
ALA
139
D
ALA
140
n
140
ALA
140
D
GLN
141
n
141
GLN
141
D
THR
142
n
142
THR
142
D
THR
143
n
143
THR
143
D
LYS
144
n
144
LYS
144
D
HIS
145
n
145
HIS
145
D
LYS
146
n
146
LYS
146
D
TRP
147
n
147
TRP
147
D
GLU
148
n
148
GLU
148
D
ALA
149
n
149
ALA
149
D
ALA
150
n
150
ALA
150
D
HIS
151
n
151
HIS
151
D
VAL
152
n
152
VAL
152
D
ALA
153
n
153
ALA
153
D
GLU
154
n
154
GLU
154
D
GLN
155
n
155
GLN
155
D
LEU
156
n
156
LEU
156
D
ARG
157
n
157
ARG
157
D
ALA
158
n
158
ALA
158
D
TYR
159
n
159
TYR
159
D
LEU
160
n
160
LEU
160
D
GLU
161
n
161
GLU
161
D
GLY
162
n
162
GLY
162
D
THR
163
n
163
THR
163
D
CYS
164
n
164
CYS
164
D
VAL
165
n
165
VAL
165
D
GLU
166
n
166
GLU
166
D
TRP
167
n
167
TRP
167
D
LEU
168
n
168
LEU
168
D
ARG
169
n
169
ARG
169
D
ARG
170
n
170
ARG
170
D
TYR
171
n
171
TYR
171
D
LEU
172
n
172
LEU
172
D
GLU
173
n
173
GLU
173
D
ASN
174
n
174
ASN
174
D
GLY
175
n
175
GLY
175
D
LYS
176
n
176
LYS
176
D
GLU
177
n
177
GLU
177
D
THR
178
n
178
THR
178
D
LEU
179
n
179
LEU
179
D
GLN
180
n
180
GLN
180
D
ARG
181
n
181
ARG
181
D
THR
182
n
182
THR
182
D
ASP
183
n
183
ASP
183
D
ALA
184
n
184
ALA
184
D
PRO
185
n
185
PRO
185
D
LYS
186
n
186
LYS
186
D
THR
187
n
187
THR
187
D
HIS
188
n
188
HIS
188
D
MET
189
n
189
MET
189
D
THR
190
n
190
THR
190
D
HIS
191
n
191
HIS
191
D
HIS
192
n
192
HIS
192
D
ALA
193
n
193
ALA
193
D
VAL
194
n
194
VAL
194
D
SER
195
n
195
SER
195
D
ASP
196
n
196
ASP
196
D
HIS
197
n
197
HIS
197
D
GLU
198
n
198
GLU
198
D
ALA
199
n
199
ALA
199
D
THR
200
n
200
THR
200
D
LEU
201
n
201
LEU
201
D
ARG
202
n
202
ARG
202
D
CYS
203
n
203
CYS
203
D
TRP
204
n
204
TRP
204
D
ALA
205
n
205
ALA
205
D
LEU
206
n
206
LEU
206
D
SER
207
n
207
SER
207
D
PHE
208
n
208
PHE
208
D
TYR
209
n
209
TYR
209
D
PRO
210
n
210
PRO
210
D
ALA
211
n
211
ALA
211
D
GLU
212
n
212
GLU
212
D
ILE
213
n
213
ILE
213
D
THR
214
n
214
THR
214
D
LEU
215
n
215
LEU
215
D
THR
216
n
216
THR
216
D
TRP
217
n
217
TRP
217
D
GLN
218
n
218
GLN
218
D
ARG
219
n
219
ARG
219
D
ASP
220
n
220
ASP
220
D
GLY
221
n
221
GLY
221
D
GLU
222
n
222
GLU
222
D
ASP
223
n
223
ASP
223
D
GLN
224
n
224
GLN
224
D
THR
225
n
225
THR
225
D
GLN
226
n
226
GLN
226
D
ASP
227
n
227
ASP
227
D
THR
228
n
228
THR
228
D
GLU
229
n
229
GLU
229
D
LEU
230
n
230
LEU
230
D
VAL
231
n
231
VAL
231
D
GLU
232
n
232
GLU
232
D
THR
233
n
233
THR
233
D
ARG
234
n
234
ARG
234
D
PRO
235
n
235
PRO
235
D
ALA
236
n
236
ALA
236
D
GLY
237
n
237
GLY
237
D
ASP
238
n
238
ASP
238
D
GLY
239
n
239
GLY
239
D
THR
240
n
240
THR
240
D
PHE
241
n
241
PHE
241
D
GLN
242
n
242
GLN
242
D
LYS
243
n
243
LYS
243
D
TRP
244
n
244
TRP
244
D
ALA
245
n
245
ALA
245
D
ALA
246
n
246
ALA
246
D
VAL
247
n
247
VAL
247
D
VAL
248
n
248
VAL
248
D
VAL
249
n
249
VAL
249
D
PRO
250
n
250
PRO
250
D
SER
251
n
251
SER
251
D
GLY
252
n
252
GLY
252
D
GLN
253
n
253
GLN
253
D
GLU
254
n
254
GLU
254
D
GLN
255
n
255
GLN
255
D
ARG
256
n
256
ARG
256
D
TYR
257
n
257
TYR
257
D
THR
258
n
258
THR
258
D
CYS
259
n
259
CYS
259
D
HIS
260
n
260
HIS
260
D
VAL
261
n
261
VAL
261
D
GLN
262
n
262
GLN
262
D
HIS
263
n
263
HIS
263
D
GLU
264
n
264
GLU
264
D
GLY
265
n
265
GLY
265
D
LEU
266
n
266
LEU
266
D
PRO
267
n
267
PRO
267
D
LYS
268
n
268
LYS
268
D
PRO
269
n
269
PRO
269
D
LEU
270
n
270
LEU
270
D
THR
271
n
271
THR
271
D
LEU
272
n
272
LEU
272
D
ARG
273
n
273
ARG
273
D
TRP
274
n
274
TRP
274
D
GLU
275
n
275
GLU
275
D
MET
0
n
1
MET
0
E
ILE
1
n
2
ILE
1
E
GLN
2
n
3
GLN
2
E
ARG
3
n
4
ARG
3
E
THR
4
n
5
THR
4
E
PRO
5
n
6
PRO
5
E
LYS
6
n
7
LYS
6
E
ILE
7
n
8
ILE
7
E
GLN
8
n
9
GLN
8
E
VAL
9
n
10
VAL
9
E
TYR
10
n
11
TYR
10
E
SER
11
n
12
SER
11
E
ARG
12
n
13
ARG
12
E
HIS
13
n
14
HIS
13
E
PRO
14
n
15
PRO
14
E
ALA
15
n
16
ALA
15
E
GLU
16
n
17
GLU
16
E
ASN
17
n
18
ASN
17
E
GLY
18
n
19
GLY
18
E
LYS
19
n
20
LYS
19
E
SER
20
n
21
SER
20
E
ASN
21
n
22
ASN
21
E
PHE
22
n
23
PHE
22
E
LEU
23
n
24
LEU
23
E
ASN
24
n
25
ASN
24
E
CYS
25
n
26
CYS
25
E
TYR
26
n
27
TYR
26
E
VAL
27
n
28
VAL
27
E
SER
28
n
29
SER
28
E
GLY
29
n
30
GLY
29
E
PHE
30
n
31
PHE
30
E
HIS
31
n
32
HIS
31
E
PRO
32
n
33
PRO
32
E
SER
33
n
34
SER
33
E
ASP
34
n
35
ASP
34
E
ILE
35
n
36
ILE
35
E
GLU
36
n
37
GLU
36
E
VAL
37
n
38
VAL
37
E
ASP
38
n
39
ASP
38
E
LEU
39
n
40
LEU
39
E
LEU
40
n
41
LEU
40
E
LYS
41
n
42
LYS
41
E
ASN
42
n
43
ASN
42
E
GLY
43
n
44
GLY
43
E
GLU
44
n
45
GLU
44
E
ARG
45
n
46
ARG
45
E
ILE
46
n
47
ILE
46
E
GLU
47
n
48
GLU
47
E
LYS
48
n
49
LYS
48
E
VAL
49
n
50
VAL
49
E
GLU
50
n
51
GLU
50
E
HIS
51
n
52
HIS
51
E
SER
52
n
53
SER
52
E
ASP
53
n
54
ASP
53
E
LEU
54
n
55
LEU
54
E
SER
55
n
56
SER
55
E
PHE
56
n
57
PHE
56
E
SER
57
n
58
SER
57
E
LYS
58
n
59
LYS
58
E
ASP
59
n
60
ASP
59
E
TRP
60
n
61
TRP
60
E
SER
61
n
62
SER
61
E
PHE
62
n
63
PHE
62
E
TYR
63
n
64
TYR
63
E
LEU
64
n
65
LEU
64
E
LEU
65
n
66
LEU
65
E
TYR
66
n
67
TYR
66
E
TYR
67
n
68
TYR
67
E
THR
68
n
69
THR
68
E
GLU
69
n
70
GLU
69
E
PHE
70
n
71
PHE
70
E
THR
71
n
72
THR
71
E
PRO
72
n
73
PRO
72
E
THR
73
n
74
THR
73
E
GLU
74
n
75
GLU
74
E
LYS
75
n
76
LYS
75
E
ASP
76
n
77
ASP
76
E
GLU
77
n
78
GLU
77
E
TYR
78
n
79
TYR
78
E
ALA
79
n
80
ALA
79
E
CYS
80
n
81
CYS
80
E
ARG
81
n
82
ARG
81
E
VAL
82
n
83
VAL
82
E
ASN
83
n
84
ASN
83
E
HIS
84
n
85
HIS
84
E
VAL
85
n
86
VAL
85
E
THR
86
n
87
THR
86
E
LEU
87
n
88
LEU
87
E
SER
88
n
89
SER
88
E
GLN
89
n
90
GLN
89
E
PRO
90
n
91
PRO
90
E
LYS
91
n
92
LYS
91
E
ILE
92
n
93
ILE
92
E
VAL
93
n
94
VAL
93
E
LYS
94
n
95
LYS
94
E
TRP
95
n
96
TRP
95
E
ASP
96
n
97
ASP
96
E
ARG
97
n
98
ARG
97
E
ASP
98
n
99
ASP
98
E
MET
99
n
100
MET
99
E
PHE
1
n
1
PHE
1
F
ALA
2
n
2
ALA
2
F
PRO
3
n
3
PRO
3
F
GLY
4
n
4
GLY
4
F
PHE
5
n
5
PHE
5
F
PHE
6
n
6
PHE
6
F
PRO
7
n
7
PRO
7
F
TYR
8
n
8
TYR
8
F
LEU
9
n
9
LEU
9
F
author_and_software_defined_assembly
PISA
3
trimeric
author_and_software_defined_assembly
PISA
3
trimeric
4450
-22
19490
4440
-22
19570
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
GLU
46
A
N
GLU
46
A
O
ARG
35
A
O
ARG
35
A
O
PHE
36
A
O
PHE
36
A
N
ALA
24
A
N
ALA
24
A
N
TYR
27
A
N
TYR
27
A
O
ARG
6
A
O
ARG
6
A
N
SER
11
A
N
SER
11
A
O
VAL
95
A
O
VAL
95
A
O
ASP
102
A
O
ASP
102
A
N
LEU
110
A
N
LEU
110
A
N
TYR
118
A
N
TYR
118
A
O
LYS
121
A
O
LYS
121
A
O
ALA
125
A
O
ALA
125
A
N
THR
134
A
N
THR
134
A
O
HIS
192
A
O
HIS
192
A
N
THR
200
A
N
THR
200
A
O
PHE
208
A
O
PHE
208
A
N
PHE
241
A
N
PHE
241
A
O
ALA
246
A
O
ALA
246
A
N
GLU
229
A
N
GLU
229
A
O
HIS
192
A
O
HIS
192
A
N
THR
200
A
N
THR
200
A
O
PHE
208
A
O
PHE
208
A
N
PHE
241
A
N
PHE
241
A
N
GLN
242
A
N
GLN
242
A
O
ARG
234
A
O
ARG
234
A
N
GLU
222
A
N
GLU
222
A
O
ARG
219
A
O
ARG
219
A
O
GLN
218
A
O
GLN
218
A
N
THR
258
A
N
THR
258
A
O
VAL
261
A
O
VAL
261
A
N
LEU
270
A
N
LEU
270
B
O
TYR
10
B
O
TYR
11
B
N
ASN
24
B
N
ASN
25
B
O
PHE
30
B
O
PHE
31
B
N
PHE
62
B
N
PHE
63
B
N
TYR
67
B
N
TYR
68
B
O
GLU
50
B
O
GLU
51
B
O
TYR
10
B
O
TYR
11
B
N
ASN
24
B
N
ASN
25
B
O
PHE
30
B
O
PHE
31
B
N
PHE
62
B
N
PHE
63
B
N
TYR
63
B
N
TYR
64
B
O
SER
55
B
O
SER
56
B
O
GLU
44
B
O
GLU
45
B
N
LYS
41
B
N
LYS
42
B
N
LEU
40
B
N
LEU
41
B
O
ALA
79
B
O
ALA
80
B
N
VAL
82
B
N
VAL
83
B
O
LYS
91
B
O
LYS
92
D
N
GLU
46
D
N
GLU
46
D
O
ARG
35
D
O
ARG
35
D
O
PHE
36
D
O
PHE
36
D
N
ALA
24
D
N
ALA
24
D
N
TYR
27
D
N
TYR
27
D
O
ARG
6
D
O
ARG
6
D
N
SER
11
D
N
SER
11
D
O
VAL
95
D
O
VAL
95
D
O
ASP
102
D
O
ASP
102
D
N
LEU
110
D
N
LEU
110
D
N
TYR
118
D
N
TYR
118
D
O
LYS
121
D
O
LYS
121
D
O
ALA
125
D
O
ALA
125
D
N
THR
134
D
N
THR
134
D
O
HIS
192
D
O
HIS
192
D
N
THR
200
D
N
THR
200
D
O
PHE
208
D
O
PHE
208
D
N
PHE
241
D
N
PHE
241
D
O
ALA
246
D
O
ALA
246
D
N
GLU
229
D
N
GLU
229
D
O
HIS
192
D
O
HIS
192
D
N
THR
200
D
N
THR
200
D
O
PHE
208
D
O
PHE
208
D
N
PHE
241
D
N
PHE
241
D
O
GLN
242
D
O
GLN
242
D
N
ARG
234
D
N
ARG
234
D
O
GLU
222
D
O
GLU
222
D
N
ARG
219
D
N
ARG
219
D
N
GLN
218
D
N
GLN
218
D
O
THR
258
D
O
THR
258
D
O
VAL
261
D
O
VAL
261
D
N
LEU
270
D
N
LEU
270
E
O
TYR
10
E
O
TYR
11
E
N
ASN
24
E
N
ASN
25
E
O
PHE
30
E
O
PHE
31
E
N
PHE
62
E
N
PHE
63
E
O
TYR
67
E
O
TYR
68
E
N
GLU
50
E
N
GLU
51
E
O
TYR
10
E
O
TYR
11
E
N
ASN
24
E
N
ASN
25
E
O
PHE
30
E
O
PHE
31
E
N
PHE
62
E
N
PHE
63
E
N
TYR
63
E
N
TYR
64
E
O
SER
55
E
O
SER
56
E
O
GLU
44
E
O
GLU
45
E
N
LYS
41
E
N
LYS
42
E
N
LEU
40
E
N
LEU
41
E
O
ALA
79
E
O
ALA
80
E
O
VAL
82
E
O
VAL
83
E
N
LYS
91
E
N
LYS
92
1
B
MET
0
-13.13
1
E
MET
0
-12.92
1
9.11
1.40
123.60
132.71
A
A
A
CD
NE
CZ
ARG
ARG
ARG
35
35
35
N
1
-7.36
0.50
120.30
112.94
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
44
44
44
N
1
3.82
0.50
120.30
124.12
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
44
44
44
N
1
10.70
1.40
123.60
134.30
A
A
A
CD
NE
CZ
ARG
ARG
ARG
97
97
97
N
1
-4.21
0.50
120.30
116.09
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
157
157
157
N
1
-3.47
0.50
120.30
116.83
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
219
219
219
N
1
-4.53
0.50
120.30
115.77
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
234
234
234
N
1
3.62
0.50
120.30
123.92
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
234
234
234
N
1
-6.83
0.50
120.30
113.47
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
273
273
273
N
1
4.37
0.50
120.30
124.67
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
273
273
273
N
1
-3.37
0.50
120.30
116.93
B
B
B
NE
CZ
NH1
ARG
ARG
ARG
97
97
97
N
1
5.57
0.50
120.30
125.87
B
B
B
NE
CZ
NH2
ARG
ARG
ARG
97
97
97
N
1
8.76
1.40
123.60
132.36
D
D
D
CD
NE
CZ
ARG
ARG
ARG
35
35
35
N
1
-5.24
0.50
120.30
115.06
D
D
D
NE
CZ
NH1
ARG
ARG
ARG
44
44
44
N
1
5.70
0.50
120.30
126.00
D
D
D
NE
CZ
NH2
ARG
ARG
ARG
44
44
44
N
1
9.81
1.40
123.60
133.41
D
D
D
CD
NE
CZ
ARG
ARG
ARG
97
97
97
N
1
12.28
1.90
113.40
125.68
D
D
D
CA
CB
CG
TYR
TYR
TYR
116
116
116
N
1
8.63
1.40
123.60
132.23
D
D
D
CD
NE
CZ
ARG
ARG
ARG
219
219
219
N
1
3.37
0.50
120.30
123.67
D
D
D
NE
CZ
NH1
ARG
ARG
ARG
219
219
219
N
1
-3.10
0.50
120.30
117.20
E
E
E
NE
CZ
NH1
ARG
ARG
ARG
97
97
97
N
1
A
PRO
15
-48.17
109.45
1
A
ASP
29
56.64
-124.55
1
A
PHE
109
-38.48
130.64
1
A
HIS
114
-166.50
112.43
1
A
SER
207
39.85
49.08
1
B
ASN
21
-165.18
-161.25
1
B
PRO
32
-72.17
-166.39
1
B
TRP
60
80.31
-5.82
1
B
ASP
98
-96.66
38.02
1
D
ASP
29
55.07
-125.06
1
D
HIS
114
-167.28
114.03
1
D
PRO
210
-79.83
-169.74
1
E
ASN
21
-166.49
-163.67
1
E
PRO
32
-74.23
-168.98
1
E
TRP
60
82.05
-7.53
19.2
0.307
0.264
0.266
0.266
2.2
30
2252
45809
44322
96.7
random
1
isotropic
THROUGHOUT
0
0
MOLECULAR REPLACEMENT
Engh & Huber
0.36
0.29
5.0
0.32
0.23
2.2
30
106
6428
0
0
6322
0.008
2.169
12.4
2.2
30
1I7R
44322
44322
-3
0.084
0.084
1
7.7
2.9
96.7
0.232
2.20
2.24
2.8
0.232
93.9
data reduction
DENZO
data scaling
SCALEPACK
phasing
AMoRE
refinement
REFMAC
HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2 ALPHA CHAIN, BETA-2-MICROGLOBULIN
CRYSTAL STRUCTURE OF CLASS I MHC A2 IN COMPLEX WITH PEPTIDE P1058
1
N
N
2
N
N
3
N
N
1
N
N
2
N
N
3
N
N
4
N
N
4
N
N
4
N
N
4
N
N
4
N
N
A
ALA
49
A
ALA
49
HELX_P
A
GLU
53
A
GLU
53
5
1
5
A
GLY
56
A
GLY
56
HELX_P
A
TYR
85
A
TYR
85
1
2
30
A
ASP
137
A
ASP
137
HELX_P
A
ALA
150
A
ALA
150
1
3
14
A
HIS
151
A
HIS
151
HELX_P
A
GLY
162
A
GLY
162
1
4
12
A
GLY
162
A
GLY
162
HELX_P
A
GLY
175
A
GLY
175
1
5
14
A
GLY
175
A
GLY
175
HELX_P
A
GLN
180
A
GLN
180
1
6
6
A
THR
225
A
THR
225
HELX_P
A
THR
228
A
THR
228
5
7
4
A
GLN
253
A
GLN
253
HELX_P
A
GLN
255
A
GLN
255
5
8
3
D
ALA
49
D
ALA
49
HELX_P
D
GLU
53
D
GLU
53
5
9
5
D
GLY
56
D
GLY
56
HELX_P
D
TYR
85
D
TYR
85
1
10
30
D
ASP
137
D
ASP
137
HELX_P
D
ALA
150
D
ALA
150
1
11
14
D
HIS
151
D
HIS
151
HELX_P
D
GLY
162
D
GLY
162
1
12
12
D
GLY
162
D
GLY
162
HELX_P
D
GLY
175
D
GLY
175
1
13
14
D
GLY
175
D
GLY
175
HELX_P
D
GLN
180
D
GLN
180
1
14
6
D
THR
225
D
THR
225
HELX_P
D
THR
228
D
THR
228
5
15
4
D
GLN
253
D
GLN
253
HELX_P
D
GLN
255
D
GLN
255
5
16
3
disulf
2.003
A
CYS
101
A
SG
CYS
101
1_555
A
CYS
164
A
SG
CYS
164
1_555
disulf
2.039
A
CYS
203
A
SG
CYS
203
1_555
A
CYS
259
A
SG
CYS
259
1_555
disulf
2.036
B
CYS
25
B
SG
CYS
26
1_555
B
CYS
80
B
SG
CYS
81
1_555
disulf
2.035
D
CYS
101
D
SG
CYS
101
1_555
D
CYS
164
D
SG
CYS
164
1_555
disulf
2.035
D
CYS
203
D
SG
CYS
203
1_555
D
CYS
259
D
SG
CYS
259
1_555
disulf
2.039
E
CYS
25
E
SG
CYS
26
1_555
E
CYS
80
E
SG
CYS
81
1_555
IMMUNE SYSTEM
MHC fold, IMMUNE SYSTEM
A
TYR
209
A
TYR
209
1
A
PRO
210
A
PRO
210
2.32
B
HIS
31
B
HIS
32
1
B
PRO
32
B
PRO
33
-4.53
D
TYR
209
D
TYR
209
1
D
PRO
210
D
PRO
210
1.83
E
HIS
31
E
HIS
32
1
E
PRO
32
E
PRO
33
-3.14
1A02_HUMAN
UNP
1
1
P01892
MAVMAPRTLVLLLSGALALTQTWAGSHSMRYFFTSVSRPGRGEPRFIAVGYVDDTQFVRFDSDAASQRMEPRAPWIEQEG
PEYWDGETRKVKAHSQTHRVDLGTLRGYYNQSEAGSHTVQRMYGCDVGSDWRFLRGYHQYAYDGKDYIALKEDLRSWTAA
DMAAQTTKHKWEAAHVAEQLRAYLEGTCVEWLRRYLENGKETLQRTDAPKTHMTHHAVSDHEATLRCWALSFYPAEITLT
WQRDGEDQTQDTELVETRPAGDGTFQKWAAVVVPSGQEQRYTCHVQHEGLPKPLTLRWEPSSQPTIPIVGIIAGLVLFGA
VITGAVVAAVMWRRKSSDRKGGSYSQAASSDSAQGSDVSLTACKV
B2MG_HUMAN
UNP
2
21
P01884
IQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKDWSFYLLYYTEFTPTEKDEYAC
RVNHVTLSQPKIVKWDRDM
1I7R
PDB
3
1I7R
25
299
1I7R
1
275
P01892
A
1
1
275
25
299
1I7R
1
275
P01892
D
1
1
275
21
119
1I7R
1
99
P01884
B
2
2
100
21
119
1I7R
1
99
P01884
E
2
2
100
1
9
1I7R
1
9
1I7R
C
3
1
9
1
9
1I7R
1
9
1I7R
F
3
1
9
3
CLONING ARTIFACT
MET
0
1I7R
B
P01884
UNP
1
4
CLONING ARTIFACT
MET
0
1I7R
E
P01884
UNP
1
8
4
4
4
4
4
4
8
4
4
4
4
4
4
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
anti-parallel
A
GLU
46
A
GLU
46
A
PRO
47
A
PRO
47
A
THR
31
A
THR
31
A
ASP
37
A
ASP
37
A
ARG
21
A
ARG
21
A
VAL
28
A
VAL
28
A
HIS
3
A
HIS
3
A
VAL
12
A
VAL
12
A
THR
94
A
THR
94
A
VAL
103
A
VAL
103
A
PHE
109
A
PHE
109
A
TYR
118
A
TYR
118
A
LYS
121
A
LYS
121
A
LEU
126
A
LEU
126
A
TRP
133
A
TRP
133
A
ALA
135
A
ALA
135
A
LYS
186
A
LYS
186
A
ALA
193
A
ALA
193
A
GLU
198
A
GLU
198
A
PHE
208
A
PHE
208
A
PHE
241
A
PHE
241
A
PRO
250
A
PRO
250
A
GLU
229
A
GLU
229
A
LEU
230
A
LEU
230
A
LYS
186
A
LYS
186
A
ALA
193
A
ALA
193
A
GLU
198
A
GLU
198
A
PHE
208
A
PHE
208
A
PHE
241
A
PHE
241
A
PRO
250
A
PRO
250
A
ARG
234
A
ARG
234
A
PRO
235
A
PRO
235
A
GLU
222
A
GLU
222
A
ASP
223
A
ASP
223
A
THR
214
A
THR
214
A
ARG
219
A
ARG
219
A
TYR
257
A
TYR
257
A
GLN
262
A
GLN
262
A
LEU
270
A
LEU
270
A
LEU
272
A
LEU
272
B
LYS
6
B
LYS
7
B
SER
11
B
SER
12
B
ASN
21
B
ASN
22
B
PHE
30
B
PHE
31
B
PHE
62
B
PHE
63
B
PHE
70
B
PHE
71
B
GLU
50
B
GLU
51
B
HIS
51
B
HIS
52
B
LYS
6
B
LYS
7
B
SER
11
B
SER
12
B
ASN
21
B
ASN
22
B
PHE
30
B
PHE
31
B
PHE
62
B
PHE
63
B
PHE
70
B
PHE
71
B
SER
55
B
SER
56
B
PHE
56
B
PHE
57
B
GLU
44
B
GLU
45
B
ARG
45
B
ARG
46
B
GLU
36
B
GLU
37
B
LYS
41
B
LYS
42
B
TYR
78
B
TYR
79
B
ASN
83
B
ASN
84
B
LYS
91
B
LYS
92
B
LYS
94
B
LYS
95
D
GLU
46
D
GLU
46
D
PRO
47
D
PRO
47
D
THR
31
D
THR
31
D
ASP
37
D
ASP
37
D
ARG
21
D
ARG
21
D
VAL
28
D
VAL
28
D
HIS
3
D
HIS
3
D
VAL
12
D
VAL
12
D
THR
94
D
THR
94
D
VAL
103
D
VAL
103
D
PHE
109
D
PHE
109
D
TYR
118
D
TYR
118
D
LYS
121
D
LYS
121
D
LEU
126
D
LEU
126
D
TRP
133
D
TRP
133
D
ALA
135
D
ALA
135
D
LYS
186
D
LYS
186
D
ALA
193
D
ALA
193
D
GLU
198
D
GLU
198
D
PHE
208
D
PHE
208
D
PHE
241
D
PHE
241
D
PRO
250
D
PRO
250
D
GLU
229
D
GLU
229
D
LEU
230
D
LEU
230
D
LYS
186
D
LYS
186
D
ALA
193
D
ALA
193
D
GLU
198
D
GLU
198
D
PHE
208
D
PHE
208
D
PHE
241
D
PHE
241
D
PRO
250
D
PRO
250
D
ARG
234
D
ARG
234
D
PRO
235
D
PRO
235
D
GLU
222
D
GLU
222
D
ASP
223
D
ASP
223
D
THR
214
D
THR
214
D
ARG
219
D
ARG
219
D
TYR
257
D
TYR
257
D
GLN
262
D
GLN
262
D
LEU
270
D
LEU
270
D
LEU
272
D
LEU
272
E
LYS
6
E
LYS
7
E
SER
11
E
SER
12
E
ASN
21
E
ASN
22
E
PHE
30
E
PHE
31
E
PHE
62
E
PHE
63
E
PHE
70
E
PHE
71
E
GLU
50
E
GLU
51
E
HIS
51
E
HIS
52
E
LYS
6
E
LYS
7
E
SER
11
E
SER
12
E
ASN
21
E
ASN
22
E
PHE
30
E
PHE
31
E
PHE
62
E
PHE
63
E
PHE
70
E
PHE
71
E
SER
55
E
SER
56
E
PHE
56
E
PHE
57
E
GLU
44
E
GLU
45
E
ARG
45
E
ARG
46
E
GLU
36
E
GLU
37
E
LYS
41
E
LYS
42
E
TYR
78
E
TYR
79
E
ASN
83
E
ASN
84
E
LYS
91
E
LYS
92
E
LYS
94
E
LYS
95
1
P 1