Structure of PDB 3q8e Chain A Binding Site BS01

Receptor Information
>3q8e Chain A (length=688) Species: 1392 (Bacillus anthracis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SSQGLLGYYFSDLNFQAPMVVTSSTTGDLSIPSSELENIPSENQYFQSAI
WSGFIKVKKSDEYTFATSADNHVTMWVDDQEVINSNKIRLEKGRLYQIKI
QYQRENPTEKGLDFKLYWTDSQNKKEVISSDNLQLPELKQKSSNSRKKRV
PDRDNDGIPDSLEVEGYTVDVKNKRTFLSPWISNIHEKKGLTKYKSSPEK
WSTASDPYSDFEKVTGRIDKNVSPEARHPLVAAYPIVHVDMENIILSKNE
DQSTQNTDSQTRTISKNTSTSRTHTSSAGFSNSNSSTVAIDHSLSGERTF
AETMGLNTADTARLNANIRYVNTGTAPIYNVLPTTSLVLGKNQTLATIKA
KENQLSQILAPNNYYPSKNLAPIALNAQDDFSSTPITMNYNQFLELEKTK
QLRLDTDQVYGNIATYNFENGRVRVDTGSNWSEVLPQIQETTARIIFNGK
DLNLVERRIAAVNPSDPLETTKPDMTLKEALKIAFGFNEPNGNLQYQGKD
ITEFDFNFDQQTSQNIKNQLAELNATNIYTVLDKIKLNAKMNILIRDKRF
HYDRNNIAVGADESVVKEAHREVINSSTEGLLLNIDKDIRKILSGYIVEI
EDTEGLKEVINDRYDMLNISSLRQDGKTFIDFKKYNDKLPLYISNPNYKV
NVYAVTKENTIINPSENGDTSTNGIKKILIFSKKGYEI
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain3q8e Chain A Residue 736 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3q8e pH effects on binding between the anthrax protective antigen and the host cellular receptor CMG2.
Resolution2.098 Å
Binding residue
(original residue number in PDB)		D179 D181 E188 S222 K225 D235
Binding residue
(residue number reindexed from 1)		D154 D156 E163 S197 K200 D210
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:0090729 toxin activity
Biological Process
GO:0043409 negative regulation of MAPK cascade
GO:0044533 positive regulation of apoptotic process in another organism
GO:0051260 protein homooligomerization
Cellular Component
GO:0005576 extracellular region
GO:0016020 membrane
GO:0020002 host cell plasma membrane
GO:0044164 host cell cytosol
GO:0044174 host cell endosome
GO:0044175 host cell endosome membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3q8e, PDBe:3q8e, PDBj:3q8e
PDBsum3q8e
PubMed22855243
UniProtP13423|PAG_BACAN Protective antigen (Gene Name=pagA)

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