Structure of PDB 3fu5 Chain A

Receptor sequence
>3fu5A (length=606) Species: 9606 (Homo sapiens) [Search protein sequence]
VDTCSLASPASVCRTKHLHLRCSVDFTRRTLTGTAALTVQSQEDNLRSLV
LDTKDLTIEKVVINGQEVKYALGERQSYKGSPMEISLPIALSKNQEIVIE
ISFETSPKSSALQWLTPEQTSGKEHPYLFSQCQAIHCRAILPCQDTPSVK
LTYTAEVSVPKELVALMSAIRDGETPDPEDPSRKIYKFIQKVPIPCYLIA
LVVGALESRQIGPRTLVWSEKEQVEKSAYEFSETESMLKIAEDLGGPYVW
GQYDLLVLPPSFPYGGMENPCLTFVTPTLLAGDKSLSNVIAHEISHSWTG
NLVTNKTWDHFWLNEGHTVYLERHICGRLFGEKFRHFNALGGWGELQNSV
KTFGETHPFTKLVVDLTDIDPDVAYSSVPYEKGFALLFYLEQLLGGPEIF
LGFLKAYVEKFSYKSITTDDWKDFLYSYFKDKVDVLNQVDWNAWLYSPGL
PPIKPNYDMTLTNACIALSQRWITAKEDDLNSFNATDLKDLSSHQLNEFL
AQTLQRAPLPLGHIKRMQEVYNFNAINNSEIRFRWLRLCIQSKWEDAIPL
ALKMATEQGRMKFTRPLFKDLAAFDKSHDQAVRTYQEHKASMHPVTAMLV
GKDLKV
3D structure
PDB3fu5 Discovery of leukotriene A4 hydrolase inhibitors using metabolomics biased fragment crystallography.
ChainA
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E271 H295 E296 H299 E318 D375 Y383
Catalytic site (residue number reindexed from 1) E268 H292 E293 H296 E315 D372 Y380
Enzyme Commision number 3.3.2.6: leukotriene-A4 hydrolase.
3.4.11.4: tripeptide aminopeptidase.
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 ZN A H295 H299 E318 H292 H296 E315
BS02 492 A Q136 A137 Y267 M270 E271 F314 P374 Y378 Q133 A134 Y264 M267 E268 F311 P371 Y375 MOAD: ic50=75.2uM
PDBbind-CN: -logKd/Ki=4.12,IC50=75.2uM
BindingDB: IC50=75200nM
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0004177 aminopeptidase activity
GO:0004301 epoxide hydrolase activity
GO:0004463 leukotriene-A4 hydrolase activity
GO:0005515 protein binding
GO:0008233 peptidase activity
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
GO:0045148 tripeptide aminopeptidase activity
GO:0046872 metal ion binding
GO:0070006 metalloaminopeptidase activity
Biological Process
GO:0006508 proteolysis
GO:0006629 lipid metabolic process
GO:0006691 leukotriene metabolic process
GO:0010043 response to zinc ion
GO:0019370 leukotriene biosynthetic process
GO:0019538 protein metabolic process
GO:0043171 peptide catabolic process
GO:0043434 response to peptide hormone
GO:0060509 type I pneumocyte differentiation
Cellular Component
GO:0005576 extracellular region
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0070062 extracellular exosome
GO:1904724 tertiary granule lumen
GO:1904813 ficolin-1-rich granule lumen

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3fu5, PDBe:3fu5, PDBj:3fu5
PDBsum3fu5
PubMed19618939
UniProtP09960|LKHA4_HUMAN Leukotriene A-4 hydrolase (Gene Name=LTA4H)

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