0.016075
0.009281
0.000000
0.000000
0.018562
0.000000
0.000000
0.000000
0.009476
0.00000
0.00000
0.00000
TEN HYDROPHILIC SIDE CHAINS ARE EITHER ENTIRELY OR PARTIALLY MISSING AND NO COORDINATES ARE INCLUDED FOR THEM IN THIS ENTRY - GLU 17, ARG 44, GLU 48, ARG 52, ARG 98, LYS 106, ASP 116, GLU 120, GLU 129, AND ASP 131.
THE PEPTIDE BOND LINKING GLY 95 TO GLY 96 IS IN THE CIS CONFORMATION.
Bystroff, C.
Oatley, S.J.
Kraut, J.
http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic
6
90.00
90.00
120.00
62.207
62.207
105.525
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
C19 H19 N7 O6
441.397
FOLIC ACID
non-polymer
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
C21 H28 N7 O17 P3
743.405
NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE
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
Biochemistry
BICHAW
0033
0006-2960
29
3263
3277
10.1021/bi00465a018
2185835
Crystal structures of Escherichia coli dihydrofolate reductase: the NADP+ holoenzyme and the folate.NADP+ ternary complex. Substrate binding and a model for the transition state.
1990
To be Published
0353
Crystal Structure of Unliganded Escherichia Coli Dihydrofolate Reductase. Ligand-Induced Conformational Changes and Cooperativity in Binding
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
257
13650
Crystal Structures of Escherichia Coli and Lactobacillus Casei Dihydrofolate Reductase Refined at 1.7 Angstroms Resolution. I. General Features and Binding of Methotrexate
1982
US
Biochemistry
BICHAW
0033
0006-2960
26
2674
Effect of Single Amino Acid Replacements on the Folding and Stability of Dihydrofolate Reductase from Escherichia Coli
1987
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
257
13663
Crystal Structures of Escherichia Coli and Lactobacillus Casei Dihydrofolate Reductase Refined at 1.7 Angstroms Resolution. II. Environment of Bound Nadph and Implications for Catalysis
1982
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
257
2528
Crystal Structure of Avian Dihydrofolate Reductase Containing Phenyltriazine and Nadph
1982
US
Biochemistry
BICHAW
0033
0006-2960
18
1602
Interpretation of Nuclear Magnetic Resonance Spectra for Lactobacillus Casei Dihydrofolate Reductase Based on the X-Ray Structure of the Enzyme-Methotrexate-Nadph Complex
1979
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
254
4144
Dihydrofolate Reductase from Lactobacillus Casei. Stereochemistry of Nadph Binding
1979
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
254
8143
Proton Magnetic Resonance Studies on Escherichia Coli Dihydrofolate Reductase. Assignment of Histidine C-2 Protons in Binary Complexes with Folates on the Basis of the Crystal Structure with Methotrexate and on Chemical Modifications
1979
US
J.Biol.Chem.
JBCHA3
0071
0021-9258
253
6946
Dihydrofolate Reductase from Lactobacillus Casei. X-Ray Structure of the Enzyme-Methotrexate-Nadph Complex
1978
US
Biochemistry
BICHAW
0033
0006-2960
17
1328
Dihydrofolate Reductase. The Amino Acid Sequence of the Enzyme from a Methotrexate-Resistant Mutant of Escherichia Coli
1978
US
Science
SCIEAS
0038
0036-8075
197
452
Dihydrofolate Reductase. X-Ray Structure of the Binary Complex with Methotrexate
1977
US
Biochemistry
BICHAW
0033
0006-2960
11
1023
Dihydrofolate Reductase. Purification and Characterization of the Enzyme from an Amethopterin-Resistant Mutant of Escherichia Coli
1972
1.000000
0.000000
0.000000
0.000000
1.000000
0.000000
0.000000
0.000000
1.000000
0.00000
0.00000
0.00000
18020.326
DIHYDROFOLATE REDUCTASE
1.5.1.3
1
man
polymer
441.397
FOLIC ACID
1
syn
non-polymer
743.405
NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
1
syn
non-polymer
18.015
water
55
nat
water
no
no
MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLDKPVIMGRHTWESIGRPLPGRKNIILSSQPGTDDRVTWVKSVDE
AIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAEVEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR
MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLDKPVIMGRHTWESIGRPLPGRKNIILSSQPGTDDRVTWVKSVDE
AIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAEVEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR
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
Escherichia
sample
562
Escherichia coli
PLASMID
3.27
62.37
pdbx_database_status
struct_conf
struct_conf_type
struct_keywords
repository
Initial release
Version format compliance
Version format compliance
Derived calculations
Other
Structure summary
1
0
1990-07-15
1
1
2008-03-25
1
2
2011-07-13
1
3
2017-11-29
_pdbx_database_status.process_site
_struct_keywords.text
Y
BNL
1988-10-21
REL
FOL
FOLIC ACID
NAP
NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
HOH
water
RESIDUES 16 - 19 FORM A TYPE I BETA TURN. THIS PART OF
THE STRUCTURE IS DENOTED AS THE MET 20 LOOP.
FOL
161
2
FOL
FOL
161
A
NAP
164
3
NAP
NAP
164
A
HOH
201
4
HOH
HOH
201
A
HOH
202
4
HOH
HOH
202
A
HOH
203
4
HOH
HOH
203
A
HOH
204
4
HOH
HOH
204
A
HOH
205
4
HOH
HOH
205
A
HOH
206
4
HOH
HOH
206
A
HOH
207
4
HOH
HOH
207
A
HOH
208
4
HOH
HOH
208
A
HOH
209
4
HOH
HOH
209
A
HOH
210
4
HOH
HOH
210
A
HOH
211
4
HOH
HOH
211
A
HOH
212
4
HOH
HOH
212
A
HOH
213
4
HOH
HOH
213
A
HOH
214
4
HOH
HOH
214
A
HOH
215
4
HOH
HOH
215
A
HOH
216
4
HOH
HOH
216
A
HOH
217
4
HOH
HOH
217
A
HOH
218
4
HOH
HOH
218
A
HOH
219
4
HOH
HOH
219
A
HOH
220
4
HOH
HOH
220
A
HOH
221
4
HOH
HOH
221
A
HOH
222
4
HOH
HOH
222
A
HOH
223
4
HOH
HOH
223
A
HOH
224
4
HOH
HOH
224
A
HOH
225
4
HOH
HOH
225
A
HOH
226
4
HOH
HOH
226
A
HOH
227
4
HOH
HOH
227
A
HOH
228
4
HOH
HOH
228
A
HOH
229
4
HOH
HOH
229
A
HOH
230
4
HOH
HOH
230
A
HOH
231
4
HOH
HOH
231
A
HOH
232
4
HOH
HOH
232
A
HOH
233
4
HOH
HOH
233
A
HOH
234
4
HOH
HOH
234
A
HOH
235
4
HOH
HOH
235
A
HOH
236
4
HOH
HOH
236
A
HOH
237
4
HOH
HOH
237
A
HOH
238
4
HOH
HOH
238
A
HOH
239
4
HOH
HOH
239
A
HOH
240
4
HOH
HOH
240
A
HOH
241
4
HOH
HOH
241
A
HOH
301
4
HOH
HOH
301
A
HOH
304
4
HOH
HOH
304
A
HOH
305
4
HOH
HOH
305
A
HOH
310
4
HOH
HOH
310
A
HOH
311
4
HOH
HOH
311
A
HOH
313
4
HOH
HOH
313
A
HOH
314
4
HOH
HOH
314
A
HOH
315
4
HOH
HOH
315
A
HOH
317
4
HOH
HOH
317
A
HOH
318
4
HOH
HOH
318
A
HOH
323
4
HOH
HOH
323
A
HOH
401
4
HOH
HOH
401
A
HOH
402
4
HOH
HOH
402
A
HOH
403
4
HOH
HOH
403
A
MET
1
n
1
MET
1
A
ILE
2
n
2
ILE
2
A
SER
3
n
3
SER
3
A
LEU
4
n
4
LEU
4
A
ILE
5
n
5
ILE
5
A
ALA
6
n
6
ALA
6
A
ALA
7
n
7
ALA
7
A
LEU
8
n
8
LEU
8
A
ALA
9
n
9
ALA
9
A
VAL
10
n
10
VAL
10
A
ASP
11
n
11
ASP
11
A
ARG
12
n
12
ARG
12
A
VAL
13
n
13
VAL
13
A
ILE
14
n
14
ILE
14
A
GLY
15
n
15
GLY
15
A
MET
16
n
16
MET
16
A
GLU
17
n
17
GLU
17
A
ASN
18
n
18
ASN
18
A
ALA
19
n
19
ALA
19
A
MET
20
n
20
MET
20
A
PRO
21
n
21
PRO
21
A
TRP
22
n
22
TRP
22
A
ASN
23
n
23
ASN
23
A
LEU
24
n
24
LEU
24
A
PRO
25
n
25
PRO
25
A
ALA
26
n
26
ALA
26
A
ASP
27
n
27
ASP
27
A
LEU
28
n
28
LEU
28
A
ALA
29
n
29
ALA
29
A
TRP
30
n
30
TRP
30
A
PHE
31
n
31
PHE
31
A
LYS
32
n
32
LYS
32
A
ARG
33
n
33
ARG
33
A
ASN
34
n
34
ASN
34
A
THR
35
n
35
THR
35
A
LEU
36
n
36
LEU
36
A
ASP
37
n
37
ASP
37
A
LYS
38
n
38
LYS
38
A
PRO
39
n
39
PRO
39
A
VAL
40
n
40
VAL
40
A
ILE
41
n
41
ILE
41
A
MET
42
n
42
MET
42
A
GLY
43
n
43
GLY
43
A
ARG
44
n
44
ARG
44
A
HIS
45
n
45
HIS
45
A
THR
46
n
46
THR
46
A
TRP
47
n
47
TRP
47
A
GLU
48
n
48
GLU
48
A
SER
49
n
49
SER
49
A
ILE
50
n
50
ILE
50
A
GLY
51
n
51
GLY
51
A
ARG
52
n
52
ARG
52
A
PRO
53
n
53
PRO
53
A
LEU
54
n
54
LEU
54
A
PRO
55
n
55
PRO
55
A
GLY
56
n
56
GLY
56
A
ARG
57
n
57
ARG
57
A
LYS
58
n
58
LYS
58
A
ASN
59
n
59
ASN
59
A
ILE
60
n
60
ILE
60
A
ILE
61
n
61
ILE
61
A
LEU
62
n
62
LEU
62
A
SER
63
n
63
SER
63
A
SER
64
n
64
SER
64
A
GLN
65
n
65
GLN
65
A
PRO
66
n
66
PRO
66
A
GLY
67
n
67
GLY
67
A
THR
68
n
68
THR
68
A
ASP
69
n
69
ASP
69
A
ASP
70
n
70
ASP
70
A
ARG
71
n
71
ARG
71
A
VAL
72
n
72
VAL
72
A
THR
73
n
73
THR
73
A
TRP
74
n
74
TRP
74
A
VAL
75
n
75
VAL
75
A
LYS
76
n
76
LYS
76
A
SER
77
n
77
SER
77
A
VAL
78
n
78
VAL
78
A
ASP
79
n
79
ASP
79
A
GLU
80
n
80
GLU
80
A
ALA
81
n
81
ALA
81
A
ILE
82
n
82
ILE
82
A
ALA
83
n
83
ALA
83
A
ALA
84
n
84
ALA
84
A
CYS
85
n
85
CYS
85
A
GLY
86
n
86
GLY
86
A
ASP
87
n
87
ASP
87
A
VAL
88
n
88
VAL
88
A
PRO
89
n
89
PRO
89
A
GLU
90
n
90
GLU
90
A
ILE
91
n
91
ILE
91
A
MET
92
n
92
MET
92
A
VAL
93
n
93
VAL
93
A
ILE
94
n
94
ILE
94
A
GLY
95
n
95
GLY
95
A
GLY
96
n
96
GLY
96
A
GLY
97
n
97
GLY
97
A
ARG
98
n
98
ARG
98
A
VAL
99
n
99
VAL
99
A
TYR
100
n
100
TYR
100
A
GLU
101
n
101
GLU
101
A
GLN
102
n
102
GLN
102
A
PHE
103
n
103
PHE
103
A
LEU
104
n
104
LEU
104
A
PRO
105
n
105
PRO
105
A
LYS
106
n
106
LYS
106
A
ALA
107
n
107
ALA
107
A
GLN
108
n
108
GLN
108
A
LYS
109
n
109
LYS
109
A
LEU
110
n
110
LEU
110
A
TYR
111
n
111
TYR
111
A
LEU
112
n
112
LEU
112
A
THR
113
n
113
THR
113
A
HIS
114
n
114
HIS
114
A
ILE
115
n
115
ILE
115
A
ASP
116
n
116
ASP
116
A
ALA
117
n
117
ALA
117
A
GLU
118
n
118
GLU
118
A
VAL
119
n
119
VAL
119
A
GLU
120
n
120
GLU
120
A
GLY
121
n
121
GLY
121
A
ASP
122
n
122
ASP
122
A
THR
123
n
123
THR
123
A
HIS
124
n
124
HIS
124
A
PHE
125
n
125
PHE
125
A
PRO
126
n
126
PRO
126
A
ASP
127
n
127
ASP
127
A
TYR
128
n
128
TYR
128
A
GLU
129
n
129
GLU
129
A
PRO
130
n
130
PRO
130
A
ASP
131
n
131
ASP
131
A
ASP
132
n
132
ASP
132
A
TRP
133
n
133
TRP
133
A
GLU
134
n
134
GLU
134
A
SER
135
n
135
SER
135
A
VAL
136
n
136
VAL
136
A
PHE
137
n
137
PHE
137
A
SER
138
n
138
SER
138
A
GLU
139
n
139
GLU
139
A
PHE
140
n
140
PHE
140
A
HIS
141
n
141
HIS
141
A
ASP
142
n
142
ASP
142
A
ALA
143
n
143
ALA
143
A
ASP
144
n
144
ASP
144
A
ALA
145
n
145
ALA
145
A
GLN
146
n
146
GLN
146
A
ASN
147
n
147
ASN
147
A
SER
148
n
148
SER
148
A
HIS
149
n
149
HIS
149
A
SER
150
n
150
SER
150
A
TYR
151
n
151
TYR
151
A
CYS
152
n
152
CYS
152
A
PHE
153
n
153
PHE
153
A
GLU
154
n
154
GLU
154
A
ILE
155
n
155
ILE
155
A
LEU
156
n
156
LEU
156
A
GLU
157
n
157
GLU
157
A
ARG
158
n
158
ARG
158
A
ARG
159
n
159
ARG
159
A
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
N
THR
73
A
N
THR
73
A
O
ASN
59
A
O
ASN
59
A
O
LYS
58
A
O
LYS
58
A
N
VAL
40
A
N
VAL
40
A
O
PRO
39
A
O
PRO
39
A
N
MET
92
A
N
MET
92
A
N
ILE
91
A
N
ILE
91
A
O
MET
1
A
O
MET
1
A
N
LEU
4
A
N
LEU
4
A
O
LYS
109
A
O
LYS
109
A
O
GLN
108
A
O
GLN
108
A
N
ARG
158
A
N
ARG
158
A
O
GLU
157
A
O
GLU
157
A
N
GLU
134
A
N
GLU
134
1
A
HOH
401
D
HOH
1
A
HOH
402
D
HOH
1
A
HOH
403
D
HOH
1
A
CG
GLU
17
A
CG
GLU
17
1
Y
1
A
CD
GLU
17
A
CD
GLU
17
1
Y
1
A
OE1
GLU
17
A
OE1
GLU
17
1
Y
1
A
OE2
GLU
17
A
OE2
GLU
17
1
Y
1
A
NE
ARG
44
A
NE
ARG
44
1
Y
1
A
CZ
ARG
44
A
CZ
ARG
44
1
Y
1
A
NH1
ARG
44
A
NH1
ARG
44
1
Y
1
A
NH2
ARG
44
A
NH2
ARG
44
1
Y
1
A
CG
GLU
48
A
CG
GLU
48
1
Y
1
A
CD
GLU
48
A
CD
GLU
48
1
Y
1
A
OE1
GLU
48
A
OE1
GLU
48
1
Y
1
A
OE2
GLU
48
A
OE2
GLU
48
1
Y
1
A
CD
ARG
52
A
CD
ARG
52
1
Y
1
A
NE
ARG
52
A
NE
ARG
52
1
Y
1
A
CZ
ARG
52
A
CZ
ARG
52
1
Y
1
A
NH1
ARG
52
A
NH1
ARG
52
1
Y
1
A
NH2
ARG
52
A
NH2
ARG
52
1
Y
1
A
CG
ARG
98
A
CG
ARG
98
1
Y
1
A
CD
ARG
98
A
CD
ARG
98
1
Y
1
A
NE
ARG
98
A
NE
ARG
98
1
Y
1
A
CZ
ARG
98
A
CZ
ARG
98
1
Y
1
A
NH1
ARG
98
A
NH1
ARG
98
1
Y
1
A
NH2
ARG
98
A
NH2
ARG
98
1
Y
1
A
CD
LYS
106
A
CD
LYS
106
1
Y
1
A
CE
LYS
106
A
CE
LYS
106
1
Y
1
A
NZ
LYS
106
A
NZ
LYS
106
1
Y
1
A
OD1
ASP
116
A
OD1
ASP
116
1
Y
1
A
OD2
ASP
116
A
OD2
ASP
116
1
Y
1
A
OE1
GLU
120
A
OE1
GLU
120
1
Y
1
A
OE2
GLU
120
A
OE2
GLU
120
1
Y
1
A
CB
GLU
129
A
CB
GLU
129
1
Y
1
A
CG
GLU
129
A
CG
GLU
129
1
Y
1
A
CD
GLU
129
A
CD
GLU
129
1
Y
1
A
OE1
GLU
129
A
OE1
GLU
129
1
Y
1
A
OE2
GLU
129
A
OE2
GLU
129
1
Y
1
A
CB
ASP
131
A
CB
ASP
131
1
Y
1
A
CG
ASP
131
A
CG
ASP
131
1
Y
1
A
OD1
ASP
131
A
OD1
ASP
131
1
Y
1
A
OD2
ASP
131
A
OD2
ASP
131
1
Y
1
A
A
OG
O
SER
HOH
148
239
2.03
1
A
A
O
O
GLN
HOH
65
310
2.09
1
A
A
ND1
O5B
HIS
NAP
45
164
2.11
1
A
A
O
O
ARG
HOH
158
212
2.18
1
A
HIS
114
10.08
1
A
ARG
12
0.198
SIDE CHAIN
1
A
ARG
33
0.097
SIDE CHAIN
1
A
ARG
159
0.110
SIDE CHAIN
1
8.44
0.90
118.30
126.74
A
A
A
CB
CG
OD1
ASP
ASP
ASP
11
11
11
N
1
-8.90
1.40
123.60
114.70
A
A
A
CD
NE
CZ
ARG
ARG
ARG
12
12
12
N
1
14.10
2.20
113.40
127.50
A
A
A
CA
CB
CG
ARG
ARG
ARG
33
33
33
N
1
-12.56
1.60
100.20
87.64
A
A
A
CG
SD
CE
MET
MET
MET
42
42
42
N
1
17.13
2.20
113.40
130.53
A
A
A
CA
CB
CG
ASN
ASN
ASN
59
59
59
N
1
15.44
2.30
115.30
130.74
A
A
A
CA
CB
CG
LEU
LEU
LEU
62
62
62
N
1
-6.08
0.90
118.30
112.22
A
A
A
CB
CG
OD2
ASP
ASP
ASP
87
87
87
N
1
18.01
2.50
121.70
139.71
A
A
A
C
N
CA
LEU
THR
THR
112
113
113
Y
1
13.31
2.20
113.40
126.71
A
A
A
CA
CB
CG
GLU
GLU
GLU
118
118
118
N
1
9.92
1.50
119.30
129.22
A
A
A
C
N
CA
GLU
PRO
PRO
129
130
130
Y
1
10.18
1.60
122.70
132.88
A
A
A
O
C
N
TYR
TYR
CYS
151
151
152
Y
1
5.64
0.50
120.30
125.94
A
A
A
NE
CZ
NH1
ARG
ARG
ARG
158
158
158
N
1
-3.33
0.50
120.30
116.97
A
A
A
NE
CZ
NH2
ARG
ARG
ARG
158
158
158
N
1
A
A
N
CA
THR
THR
113
113
-0.127
0.020
1.459
1.332
N
1
A
A
O
O
HOH
HOH
305
305
1.45
1_555
4_556
1
A
A
O
O
HOH
HOH
311
311
1.89
1_555
4_556
1
A
ASP
11
93.01
20.93
1
A
GLU
17
33.79
-129.76
1
A
PRO
21
-60.93
22.23
1
A
LEU
36
-27.11
133.47
1
A
ARG
52
-179.00
148.94
1
A
ALA
84
-53.03
-8.05
1
A
TYR
128
-56.33
175.35
1
A
PRO
130
-26.91
-54.49
1
A
PHE
137
178.18
142.91
1
A
ASP
144
-167.04
-168.25
1
A
SER
148
-45.73
-14.64
0.2450000
2.5
1
2.5
55
1364
80
0
1229
0.022
0.020
0.034
0.025
0.039
0.035
2.595
2.000
3.847
3.000
2.649
2.000
3.966
3.000
0.022
0.018
0.232
0.180
0.217
0.300
0.266
0.300
0.273
0.300
4.4
5.0
23.6
15.0
18.2
15.0
refinement
PROLSQ
DIHYDROFOLATE REDUCTASE (E.C.1.5.1.3) (DHFR) COMPLEX WITH FOLATE AND NADP+
CRYSTAL STRUCTURES OF ESCHERICHIA COLI DIHYDROFOLATE REDUCTASE. THE NADP+ HOLOENZYME AND THE FOLATE(DOT)NADP+ TERNARY COMPLEX. SUBSTRATE BINDING AND A MODEL FOR THE TRANSITION STATE
1
N
N
2
N
N
3
N
N
4
N
N
A
LEU
24
A
LEU
24
HELX_P
A
THR
35
A
THR
35
1
HB
12
A
GLY
43
A
GLY
43
HELX_P
A
ILE
50
A
ILE
50
1
HC
8
A
SER
77
A
SER
77
HELX_P
A
GLY
86
A
GLY
86
1
HE
10
A
GLY
96
A
GLY
96
HELX_P
A
LEU
104
A
LEU
104
1
HF
9
disulf
2.56
A
CYS
152
A
SG
CYS
152
1_555
A
CYS
152
A
SG
CYS
152
4_556
OXIDOREDUCTASE
OXIDO-REDUCTASE, OXIDOREDUCTASE
A
GLY
95
A
GLY
95
1
A
GLY
96
A
GLY
96
-2.73
DYR_ECOLI
UNP
1
1
P0ABQ4
MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLNKPVIMGRHTWESIGRPLPGRKNIILSSQPGTDDRVTWVKSVDE
AIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAEVEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR
1
159
7DFR
1
159
P0ABQ4
A
1
1
159
1
ASN
CONFLICT
ASP
37
7DFR
A
P0ABQ4
UNP
37
37
8
parallel
parallel
parallel
parallel
parallel
anti-parallel
anti-parallel
A
THR
73
A
THR
73
A
VAL
75
A
VAL
75
A
LYS
58
A
LYS
58
A
SER
63
A
SER
63
A
PRO
39
A
PRO
39
A
GLY
43
A
GLY
43
A
ILE
91
A
ILE
91
A
GLY
95
A
GLY
95
A
MET
1
A
MET
1
A
LEU
8
A
LEU
8
A
GLN
108
A
GLN
108
A
ASP
116
A
ASP
116
A
SER
150
A
SER
150
A
ARG
159
A
ARG
159
A
ASP
132
A
ASP
132
A
HIS
141
A
HIS
141
BINDING SITE FOR RESIDUE FOL A 161
Software
15
BINDING SITE FOR RESIDUE NAP A 164
Software
27
A
ILE
5
A
ILE
5
15
1_555
A
ALA
7
A
ALA
7
15
1_555
A
MET
20
A
MET
20
15
1_555
A
ASP
27
A
ASP
27
15
1_555
A
LEU
28
A
LEU
28
15
1_555
A
PHE
31
A
PHE
31
15
1_555
A
LYS
32
A
LYS
32
15
1_555
A
THR
46
A
THR
46
15
1_555
A
ILE
50
A
ILE
50
15
1_555
A
ARG
57
A
ARG
57
15
1_555
A
ILE
94
A
ILE
94
15
1_555
A
THR
113
A
THR
113
15
1_555
A
NAP
164
C
NAP
15
1_555
A
HOH
206
D
HOH
15
1_555
A
HOH
301
D
HOH
15
1_555
A
ALA
6
A
ALA
6
27
1_555
A
ALA
7
A
ALA
7
27
1_555
A
ILE
14
A
ILE
14
27
1_555
A
MET
16
A
MET
16
27
1_555
A
ASN
18
A
ASN
18
27
1_555
A
ALA
19
A
ALA
19
27
1_555
A
MET
20
A
MET
20
27
1_555
A
TRP
22
A
TRP
22
27
1_555
A
GLY
43
A
GLY
43
27
1_555
A
ARG
44
A
ARG
44
27
1_555
A
HIS
45
A
HIS
45
27
1_555
A
THR
46
A
THR
46
27
1_555
A
SER
49
A
SER
49
27
1_555
A
LEU
62
A
LEU
62
27
1_555
A
SER
63
A
SER
63
27
1_555
A
SER
64
A
SER
64
27
1_555
A
LYS
76
A
LYS
76
27
1_555
A
ILE
94
A
ILE
94
27
1_555
A
GLY
96
A
GLY
96
27
1_555
A
GLY
97
A
GLY
97
27
1_555
A
ARG
98
A
ARG
98
27
1_555
A
VAL
99
A
VAL
99
27
1_555
A
TYR
100
A
TYR
100
27
1_555
A
GLN
102
A
GLN
102
27
1_555
A
FOL
161
B
FOL
27
1_555
A
HOH
225
D
HOH
27
1_555
A
HOH
237
D
HOH
27
1_555
154
P 32 2 1