Structure of PDB 2xzk Chain B Binding Site BS03

Receptor Information
>2xzk Chain B (length=384) Species: 330879 (Aspergillus fumigatus Af293) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DPAKSAAPYHDEFPLFRSANMASPDKLSTGIGFHSFRIPAVVRTTTGRIL
AFAEGRRHTNQDFGDINLVYKRTKTTANNGASPSDWEPLREVVGSGAGTW
GNPTPVVDDDNTIYLFLSWNGATYSQNGKDVLPDGTVTKKIDSTWEGRRH
LYLTESRDDGNTWSKPVDLTKELTPDGWAWDAVGPGNGIRLTTGELVIPA
MGRNIIGRGAPGNRTWSVQRLSGAGAEGTIVQTPDGKLYRNDRPSQKGYR
MVARGTLEGFGAFAPDAGLPDPACQGSVLRYNSDAPARTIFLNSASGTSR
RAMRVRISYDADAKKFNYGRKLEDAKVSGAGHEGGYSSMTKTGDYKIGAL
VESDFFNDGTGKNSYRAIIWRRFNLSWILNGPNN
Ligand information
Ligand IDK99
InChIInChI=1S/C9H14F2O8/c10-7-5(16)4(15)6(3(14)2(13)1-12)19-9(7,11)8(17)18/h2-7,12-16H,1H2,(H,17,18)/t2-,3-,4-,5-,6+,7-,9-/m1/s1
InChIKeyKSUIKNBQJWNZMW-AWLRDIFTSA-N
SMILES
SoftwareSMILES
CACTVS 3.352OC[CH](O)[CH](O)[CH]1O[C](F)([CH](F)[CH](O)[CH]1O)C(O)=O
OpenEye OEToolkits 1.6.1C(C(C(C1C(C(C(C(O1)(C(=O)O)F)F)O)O)O)O)O
OpenEye OEToolkits 1.6.1C([C@H]([C@H]([C@H]1[C@@H]([C@H]([C@H]([C@@](O1)(C(=O)O)F)F)O)O)O)O)O
CACTVS 3.352OC[C@@H](O)[C@@H](O)[C@@H]1O[C@](F)([C@H](F)[C@H](O)[C@H]1O)C(O)=O
FormulaC9 H14 F2 O8
Name(2R,3R,4R,5R,6S)-2,3-bis(fluoranyl)-4,5-bis(oxidanyl)-6-[(1R,2R)-1,2,3-tris(oxidanyl)propyl]oxane-2-carboxylic acid;
(2R,3R,4R,5R,6S)-2,3-DIFLUORO-4,5-DIHYDROXY-6-[(1R,2R)-1,2,3-TRIHYDROXYPROPYL]OXANE-2-CARBOXYLIC ACID
ChEMBL
DrugBank
ZINCZINC000064754817
PDB chain2xzk Chain B Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2xzk The Aspergillus Fumigatus Sialidase is a Kdnase: Structural and Mechanistic Insights.
Resolution1.5 Å
Binding residue
(original residue number in PDB)
Y331 D332 K337 F338 N339
Binding residue
(residue number reindexed from 1)
Y309 D310 K315 F316 N317
Annotation score1
Enzymatic activity
Enzyme Commision number 3.2.1.18: exo-alpha-sialidase.
Gene Ontology
Molecular Function
GO:0004308 exo-alpha-sialidase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
Biological Process
GO:0006689 ganglioside catabolic process
GO:0009313 oligosaccharide catabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:2xzk, PDBe:2xzk, PDBj:2xzk
PDBsum2xzk
PubMed21247893
UniProtQ4WQS0|SIA_ASPFU Exo-alpha-sialidase (Gene Name=AFUA_4G13800)

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