Structure of PDB 3sgx Chain A

Receptor sequence
>3sgxA (length=211) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
GCRHVAIIMDGNGRWAKKQGKIRAFGHKAGAKSVRRAVSFAANNGIEALT
LYAFSSELMELFVWALDSEVKSLHRHNVRLRIIGDTSRFNSRLQERIRKS
EALTAGNTGLTLNIAANYGGRWDIVQGVRQLAEKVQQGNLQPDQIDEEML
NQHVCMHELAPVDLVIRTGGEHRISNFLLWQIAYAELYFTDVLWPDFDEQ
DFEGALNAFAN
3D structure
PDB3sgx Antibacterial drug leads targeting isoprenoid biosynthesis.
ChainA
Resolution2.45 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D26 H43 L137
Catalytic site (residue number reindexed from 1) D10 H27 L110
Enzyme Commision number 2.5.1.31: ditrans,polycis-undecaprenyl-diphosphate synthase [(2E,6E)-farnesyl- diphosphate specific].
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 0FW A A47 V50 R51 V54 S55 A58 N59 W91 A92 E96 S99 L100 H103 A31 V34 R35 V38 S39 A42 N43 W64 A65 E69 S72 L73 H76 PDBbind-CN: -logKd/Ki=5.49,IC50=3.2uM
BS02 0FW A N28 R39 H43 F70 S71 M86 F89 A92 I141 N12 R23 H27 F54 S55 M59 F62 A65 I114 PDBbind-CN: -logKd/Ki=5.49,IC50=3.2uM
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0008834 di-trans,poly-cis-undecaprenyl-diphosphate synthase activity
GO:0016740 transferase activity
GO:0016765 transferase activity, transferring alkyl or aryl (other than methyl) groups
GO:0036094 small molecule binding
GO:0042803 protein homodimerization activity
GO:0045547 dehydrodolichyl diphosphate synthase activity
GO:0046872 metal ion binding
Biological Process
GO:0008360 regulation of cell shape
GO:0009252 peptidoglycan biosynthetic process
GO:0016094 polyprenol biosynthetic process
GO:0043164 Gram-negative-bacterium-type cell wall biogenesis
GO:0051301 cell division
GO:0071555 cell wall organization
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3sgx, PDBe:3sgx, PDBj:3sgx
PDBsum3sgx
PubMed23248302
UniProtP60472|UPPS_ECOLI Ditrans,polycis-undecaprenyl-diphosphate synthase ((2E,6E)-farnesyl-diphosphate specific) (Gene Name=ispU)

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