Structure of PDB 1czf Chain B Binding Site BS01

Receptor Information
>1czf Chain B (length=335) Species: 5061 (Aspergillus niger) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DSCTFTTAAAAKAGKAKCSTITLNNIEVPAGTTLDLTGLTSGTKVIFEGT
TTFQYEEWAGPLISMSGEHITVTGASGHLINCDGARWWDGKGTSGKKKPK
FFYAHGLDSSSITGLNIKNTPLMAFSVQANDITFTDVTINNADGDTQGGH
NTDAFDVGNSVGVNIIKPWVHNQDDCLAVNSGENIWFTGGTCIGGHGLSI
GSVGDRSNNVVKNVTIEHSTVSNSENAVRIKTISGATGSVSEITYSNIVM
SGISDYGVVIQQDYEDGKPTGKPTNGVTIQDVKLESVTGSVDSGATEIYL
LCGSGSCSDWTWDDVKVTGGKKSTACKNFPSVASC
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain1czf Chain B Residue 504 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1czf 1.68-A crystal structure of endopolygalacturonase II from Aspergillus niger and identification of active site residues by site-directed mutagenesis.
Resolution1.68 Å
Binding residue
(original residue number in PDB)		D308 D336
Binding residue
(residue number reindexed from 1)		D281 D309
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D180 D201 D202 H223 R256 K258
Catalytic site (residue number reindexed from 1) D153 D174 D175 H196 R229 K231
Enzyme Commision number 3.2.1.15: endo-polygalacturonase.
Gene Ontology
Molecular Function
GO:0004650 polygalacturonase activity
Biological Process
GO:0005975 carbohydrate metabolic process

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Molecular Function
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Biological Process
External links
PDB RCSB:1czf, PDBe:1czf, PDBj:1czf
PDBsum1czf
PubMed10521427
UniProtP26214|PGLR2_ASPNA Endopolygalacturonase II (Gene Name=pgaII)

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