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SMTL ID : 7rgj.1
DfrA1 complexed with NADPH and 5-(3-(7-(4-(aminomethyl)phenyl)benzo[d][1,3]dioxol-5-yl)but-1-yn-1-yl)-6-ethylpyrimidine-2,4-diamine (UCP1223)
Coordinates
PDB Format
Method
X-RAY DIFFRACTION 1.44 Å
Oligo State
homo-dimer
Ligands
2 x
NAP
:
NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
(Non-covalent)
NAP.1:
30 residues within 4Å:
Chain A:
V.7
,
A.8
,
I.15
,
G.16
,
N.17
,
G.18
,
P.19
,
D.20
,
I.21
,
W.23
,
G.44
,
R.45
,
K.46
,
T.47
,
V.62
,
T.63
,
R.64
,
S.65
,
P.78
,
S.79
,
I.80
,
S.97
,
G.98
,
G.99
,
G.100
,
E.101
,
I.102
,
Y.103
Ligands:
CA.2
,
8MU.3
29
PLIP interactions
:
29 interactions with chain A
Hydrophobic interactions:
A:I.21
,
A:T.47
Hydrogen bonds:
A:A.8
,
A:I.15
,
A:N.17
,
A:G.18
,
A:P.19
,
A:G.44
,
A:R.45
,
A:R.45
,
A:K.46
,
A:K.46
,
A:T.47
,
A:T.63
,
A:R.64
,
A:R.64
,
A:S.65
,
A:I.80
,
A:G.99
,
A:G.100
,
A:E.101
,
A:E.101
,
A:I.102
,
A:Y.103
Water bridges:
A:R.64
Salt bridges:
A:R.45
,
A:K.46
pi-Cation interactions:
A:R.64
,
A:R.64
NAP.4:
30 residues within 4Å:
Chain B:
V.7
,
A.8
,
I.15
,
G.16
,
N.17
,
G.18
,
P.19
,
D.20
,
I.21
,
G.44
,
R.45
,
K.46
,
T.47
,
V.62
,
T.63
,
R.64
,
S.65
,
P.78
,
S.79
,
I.80
,
S.97
,
G.98
,
G.99
,
G.100
,
E.101
,
I.102
,
Y.103
,
V.126
Ligands:
CA.5
,
560.6
32
PLIP interactions
:
32 interactions with chain B
Hydrophobic interactions:
B:I.21
,
B:T.47
Hydrogen bonds:
B:A.8
,
B:N.17
,
B:G.18
,
B:P.19
,
B:G.44
,
B:R.45
,
B:R.45
,
B:K.46
,
B:T.47
,
B:R.64
,
B:R.64
,
B:R.64
,
B:S.65
,
B:I.80
,
B:G.99
,
B:G.100
,
B:E.101
,
B:I.102
,
B:Y.103
Water bridges:
B:K.46
,
B:S.50
,
B:R.64
,
B:E.101
,
B:E.101
,
B:E.101
,
B:S.105
Salt bridges:
B:R.45
,
B:K.46
pi-Cation interactions:
B:R.64
,
B:R.64
2 x
CA
:
CALCIUM ION
(Non-covalent)
CA.2:
2 residues within 4Å:
Chain A:
S.105
Ligands:
NAP.1
No protein-ligand interaction detected (PLIP)
CA.5:
4 residues within 4Å:
Chain B:
S.79
,
I.80
,
K.81
Ligands:
NAP.4
No protein-ligand interaction detected (PLIP)
2 x
8MU
:
5-[(3S)-3-{7-[4-(aminomethyl)phenyl]-2H-1,3-benzodioxol-5-yl}but-1-yn-1-yl]-6-ethylpyrimidine-2,4-diamine
(Non-covalent)
8MU.3:
13 residues within 4Å:
Chain A:
M.6
,
V.7
,
A.8
,
I.21
,
W.23
,
E.28
,
F.32
,
T.47
,
M.51
,
L.54
,
Y.103
,
S.116
Ligands:
NAP.1
9
PLIP interactions
:
9 interactions with chain A
Hydrophobic interactions:
A:F.32
,
A:T.47
,
A:M.51
Hydrogen bonds:
A:M.6
,
A:I.21
,
A:S.116
,
A:S.116
Water bridges:
A:I.21
Salt bridges:
A:E.28
8MU.7:
9 residues within 4Å:
Chain B:
W.40
,
K.58
,
E.72
,
N.73
,
L.75
,
I.76
,
F.77
,
N.86
,
I.90
8
PLIP interactions
:
8 interactions with chain B
Hydrophobic interactions:
B:L.75
,
B:L.75
,
B:F.77
,
B:I.90
,
B:I.90
Hydrogen bonds:
B:E.72
,
B:N.73
pi-Stacking:
B:W.40
1 x
560
:
5-[(3R)-3-{7-[4-(aminomethyl)phenyl]-2H-1,3-benzodioxol-5-yl}but-1-yn-1-yl]-6-ethylpyrimidine-2,4-diamine
(Non-covalent)
560.6:
16 residues within 4Å:
Chain B:
M.6
,
V.7
,
A.8
,
I.21
,
E.28
,
Q.29
,
F.32
,
K.33
,
T.47
,
S.50
,
M.51
,
L.54
,
S.97
,
Y.103
,
S.116
Ligands:
NAP.4
13
PLIP interactions
:
13 interactions with chain B
Hydrophobic interactions:
B:I.21
,
B:F.32
,
B:F.32
,
B:T.47
,
B:M.51
,
B:L.54
Hydrogen bonds:
B:M.6
,
B:Y.103
,
B:S.116
,
B:S.116
Water bridges:
B:V.7
,
B:S.50
Salt bridges:
B:E.28
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Krucinska, J. et al., Structure-guided functional studies of plasmid-encoded dihydrofolate reductases reveal a common mechanism of trimethoprim resistance in Gram-negative pathogens. Commun Biol (2022)
Release Date
2022-05-25
Peptides
Dihydrofolate reductase type 1:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
B
Export Alignment
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Secondary Structure
None
DSSP
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Colour Scheme
Fade Mismatches
Enhance Mismatches
Chain
Unique Chain
Rainbow
2° Structure
Bfactor
Bfactor Range
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Dihydrofolate reductase type 1
Related Entries With Identical Sequence
5ecc.1
|
5ecc.2
|
5ecx.1
|
7reg.1
Cartoon
Cartoon
Tube
Trace
Lines
Ball+Stick
Licorice
Hyperball
Rope
Surface
Spacefill
Outline
Fog
Background
Transparent
Resolution
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Medium
High
Extreme