Structure of PDB 1tzn Chain H Binding Site BS01

Receptor Information
>1tzn Chain H (length=552) Species: 191218 (Bacillus anthracis str. A2012) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TVPDRDNDGIPDSLEVEGYTVDVKNKRTFLSPWISNIHEKKGLTKYKSSP
EKWSTASDPYSDFEKVTGRIDKNVSPEARHPLVAAYPIVHVDMENIILSK
NEDSQTRTISKNTSTSRTHTSEVHGNAEVHASFFDIGGSVSAGFSNSNSS
TVAIDHSLSLAGERTWAETMGLNTADTARLNANIRYVNTGTAPIYNVLPT
TSLVLGKNQTLATIKAKENQLSQILAPNNYYPSKNLAPIALNAQSSTPIT
MNYNQFLELEKTKQLRLDTDQVYGNIATYNFENGRVRVDTGSNWSEVLPQ
IQETTARIIFNGKDLNLVERRIAAVNPSDPLETTKPDMTLKEALKIAFGF
NEPNGNLQYQGKDITEFDFNFDQQTSQNIKNQLAELNATNIYTVLDKIKL
NAKMNILIRDKRFHYDRNNIAVGADESVVKEAHREVINSSTEGLLLNIDK
DIRKILSGYIVEIEDTEGLKEVINDRYDMLNISSLRQDGKTFIDFKKYND
KLPLYISNPNYKVNVYAVTKENTIINPSENGDTSTNGIKKILIFSKKGYE
IG
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 chain1tzn Chain H Residue 736 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1tzn Structure of heptameric protective antigen bound to an anthrax toxin receptor: A role for receptor in pH-dependent pore formation
Resolution4.3 Å
Binding residue
(original residue number in PDB)		D177 D179 D181 I183 E188
Binding residue
(residue number reindexed from 1)		D4 D6 D8 I10 E15
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Biological Process
GO:0051260 protein homooligomerization
Cellular Component
GO:0005576 extracellular region

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Biological Process
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Cellular Component
External links
PDB RCSB:1tzn, PDBe:1tzn, PDBj:1tzn
PDBsum1tzn
PubMed15326297
UniProtP13423|PAG_BACAN Protective antigen (Gene Name=pagA)

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