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SMTL ID : 4xq9.1
Crystal Structure of the Homospermidine Synthase (HSS) from Blastochloris viridis in Complex with NAD
Coordinates
PDB Format
Compare
Method
X-RAY DIFFRACTION 1.60 Å
Oligo State
homo-dimer
Ligands
2 x
NAD
:
NICOTINAMIDE-ADENINE-DINUCLEOTIDE
(Non-covalent)
NAD.1:
33 residues within 4Å:
Chain A:
I.15
,
G.16
,
F.17
,
G.18
,
S.19
,
I.20
,
G.21
,
I.42
,
D.43
,
P.44
,
S.45
,
A.48
,
A.63
,
V.64
,
T.65
,
L.89
,
S.90
,
V.91
,
D.92
,
T.93
,
T.112
,
V.113
,
E.115
,
G.158
,
A.159
,
N.160
,
P.161
,
W.227
,
S.228
,
E.230
,
G.231
,
I.348
,
V.398
21
PLIP interactions
:
21 interactions with chain A
Hydrophobic interactions:
A:W.227
,
A:V.398
Hydrogen bonds:
A:S.19
,
A:S.19
,
A:I.20
,
A:D.43
,
A:V.64
,
A:V.64
,
A:V.91
,
A:T.112
,
A:G.158
,
A:A.159
,
A:N.160
,
A:S.228
Water bridges:
A:G.18
,
A:G.21
,
A:E.115
,
A:E.115
,
A:V.229
,
A:G.231
,
A:E.235
NAD.3:
32 residues within 4Å:
Chain B:
I.15
,
G.16
,
F.17
,
G.18
,
S.19
,
I.20
,
G.21
,
R.22
,
I.42
,
D.43
,
P.44
,
S.45
,
A.48
,
A.63
,
V.64
,
T.65
,
L.89
,
S.90
,
V.91
,
D.92
,
T.93
,
T.112
,
V.113
,
G.158
,
A.159
,
N.160
,
P.161
,
W.227
,
S.228
,
G.231
,
I.348
,
V.398
23
PLIP interactions
:
23 interactions with chain B
Hydrophobic interactions:
B:I.20
,
B:W.227
,
B:V.398
Hydrogen bonds:
B:F.17
,
B:S.19
,
B:S.19
,
B:I.20
,
B:V.64
,
B:V.64
,
B:S.90
,
B:V.91
,
B:T.112
,
B:G.158
,
B:A.159
,
B:N.160
,
B:S.228
,
B:S.228
Water bridges:
B:G.18
,
B:S.45
,
B:S.45
,
B:V.113
,
B:G.231
,
B:E.235
2 x
ACT
:
ACETATE ION
(Non-functional Binders)
ACT.2:
3 residues within 4Å:
Chain A:
S.45
,
D.46
,
E.47
3
PLIP interactions
:
3 interactions with chain A
Hydrogen bonds:
A:S.45
,
A:D.46
,
A:E.47
ACT.4:
6 residues within 4Å:
Chain B:
C.262
,
G.263
,
R.307
,
Q.312
,
A.313
,
R.316
4
PLIP interactions
:
4 interactions with chain B
Hydrogen bonds:
B:A.313
Water bridges:
B:A.313
Salt bridges:
B:R.307
,
B:R.316
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Krossa, S. et al., Comprehensive Structural Characterization of the Bacterial Homospermidine Synthase-an Essential Enzyme of the Polyamine Metabolism. Sci Rep (2016)
Release Date
2016-01-27
Peptides
Homospermidine synthase:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
B
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