Structure of PDB 1pwq Chain A

Receptor sequence
>1pwqA (length=732) Species: 1392 (Bacillus anthracis) [Search protein sequence]
ERNKTQEEHLKEIMKHIVKIEVKGEEAVKKEAAEKLLEKVPSDVLEMYKA
IGGKIYIVDGDITKHISLEALSEDKKKIKDIYGKDALLHEHYVYAKEGYE
PVLVIQSSEDYVENTEKALNVYYEIGKILSRDILSKINQPYQKFLDVLNT
IKNASDSDGQDLLFTNQLKEHPTDFSVEFLEQNSNEVQEVFAKAFAYYIE
PQHRDVLQLYAPEAFNYMDKFNEQEINLSLEELKDQRMLSRYEKWEKIKQ
HYQHWSDSLSEEGRGLLKKLQIPIEPKKDDIIHSLSQEEKELLKRIQIDS
SDFLSTEEKEFLKKLQIDIRSNPLSEKEKEFLKKLKLDIQPYDINQRLQD
TGGLIDSPSINLDVRKQYKRDIQNIDALLHQSIGSTLYNKIYLYENMNIN
NLTATLGADLVDSTDNTKINRGIFNEFKKNFKYSISSNYMIVDINERPAL
DNERLKWRIQLSPDTRAGYLENGKLILQRNIGLEIKDVQIIKQSEKEYIR
IDAKVVPKSKIDTKIQEAQLNINQEWNKALGLPKYTKLITFNVHNRYASN
IVESAYLILNEWKNNIQSDLIKKVTNYLVDGNGRFVFTDITLPNIAEQYT
HQDEIYEQVHSKGLYVPESRSILLHGPSKGVELRNDSEGFIHEFGHAVDD
YAGYLLDKNQSDLVTNSKKFIDIFKEEGSNLTSYGRTNEAEFFAEAFRLM
HSTDHAERLKVQKNAPKTFQFINDQIKFIINS
3D structure
PDB1pwq The structural basis for substrate and inhibitor selectivity of the anthrax lethal factor.
ChainA
Resolution3.52 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H686 E687 H690 Y728 E735
Catalytic site (residue number reindexed from 1) H642 E643 H646 Y684 E691
Enzyme Commision number 3.4.24.83: anthrax lethal factor endopeptidase.
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 H686 H690 E735 H642 H646 E691
BS02 SD2 A H654 S655 L658 K673 G674 L677 H686 E687 H690 Y728 E735 E739 H610 S611 L614 K629 G630 L633 H642 E643 H646 Y684 E691 E695 PDBbind-CN: -logKd/Ki=4.96,Ki=11uM
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004222 metalloendopeptidase activity
GO:0005515 protein binding
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
GO:0046872 metal ion binding
GO:0090729 toxin activity
Biological Process
GO:0006508 proteolysis
GO:0035821 modulation of process of another organism
Cellular Component
GO:0005576 extracellular region
GO:0030430 host cell cytoplasm
GO:0044164 host cell cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1pwq, PDBe:1pwq, PDBj:1pwq
PDBsum1pwq
PubMed14718924
UniProtP15917|LEF_BACAN Lethal factor (Gene Name=lef)

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