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SMTL ID : 6o12.1
E. coli cysteine desulfurase SufS H123A
Coordinates
PDB Format
Method
X-RAY DIFFRACTION 2.05 Å
Oligo State
homo-dimer
Ligands
2 x
PLP
:
PYRIDOXAL-5'-PHOSPHATE
(Covalent)
PLP.1:
16 residues within 4Å:
Chain A:
A.30
,
T.94
,
T.95
,
A.123
,
A.125
,
T.171
,
V.173
,
N.175
,
D.200
,
A.202
,
Q.203
,
S.223
,
H.225
,
K.226
Chain B:
G.277
,
T.278
16
PLIP interactions
:
14 interactions with chain A
,
2 interactions with chain B
Hydrophobic interactions:
A:N.175
,
A:A.202
,
A:Q.203
,
A:K.226
Hydrogen bonds:
A:T.94
,
A:T.95
,
A:T.95
,
A:T.95
,
A:Q.203
,
A:S.223
,
A:K.226
,
B:T.278
,
B:T.278
Water bridges:
A:E.96
Salt bridges:
A:H.225
,
A:K.226
PLP.3:
16 residues within 4Å:
Chain A:
G.277
,
T.278
Chain B:
A.30
,
T.94
,
T.95
,
A.123
,
A.125
,
T.171
,
V.173
,
N.175
,
D.200
,
A.202
,
Q.203
,
S.223
,
H.225
,
K.226
16
PLIP interactions
:
1 interactions with chain A
,
15 interactions with chain B
Hydrogen bonds:
A:T.278
,
B:T.94
,
B:T.95
,
B:T.95
,
B:T.95
,
B:Q.203
,
B:S.223
,
B:K.226
,
B:K.226
Hydrophobic interactions:
B:N.175
,
B:A.202
,
B:Q.203
,
B:K.226
Water bridges:
B:E.96
Salt bridges:
B:H.225
,
B:K.226
2 x
CL
:
CHLORIDE ION
(Non-functional Binders)
CL.2:
6 residues within 4Å:
Chain A:
H.124
,
H.362
,
C.364
Chain B:
G.253
,
S.254
,
I.256
Ligand excluded by PLIP
CL.4:
6 residues within 4Å:
Chain A:
G.253
,
S.254
,
I.256
Chain B:
H.124
,
H.362
,
C.364
Ligand excluded by PLIP
Links
RCSB
PDBe
PDBe-KB
PDBj
PDBsum
CATH
PLIP
Citation
Blahut, M. et al., Direct observation of intermediates in the SufS cysteine desulfurase reaction reveals functional roles of conserved active-site residues. J.Biol.Chem. (2019)
Release Date
2019-06-26
Peptides
Cysteine desulfurase:
A
B
SMTL:PDB
SMTL Chain Id:
PDB Chain Id:
A
A
B
A
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Cysteine desulfurase
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Related Entries With Identical Sequence
6o13.1
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