Structure of PDB 1ppi Chain A Binding Site BS05

Receptor Information
>1ppi Chain A (length=496) Species: 9823 (Sus scrofa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QYAPQTQSGRTSIVHLFEWRWVDIALECERYLGPKGFGGVQVSPPNENVV
VTNPSRPWWERYQPVSYKLCTRSGNENEFRDMVTRCNNVGVRIYVDAVIN
HMCGSGAAAGTGTTCGSYCNPGSREFPAVPYSAWDFNDGKCKTASGGIES
YNDPYQVRDCQLVGLLDLALEKDYVRSMIADYLNKLIDIGVAGFRIDASK
HMWPGDIKAVLDKLHNLNTNWFPAGSRPFIFQEVIDLGGEAIKSSEYFGN
GRVTEFKYGAKLGTVVRKWSGEKMSYLKNWGEGWGFMPSDRALVFVDNHD
NQRGHGAGGSSILTFWDARLYKVAVGFMLAHPYGFTRVMSSYRWARNFVN
GEDVNDWIGPPNNNGVIKEVTINADTTCGNDWVCEHRWREIRNMVWFRNV
VDGEPFANWWDNGSNQVAFGRGNRGFIVFNNDDWQLSSTLQTGLPGGTYC
DVISGDKVGNSCTGIKVYVSSDGTAQFSISNSAEDPFIAIHAESKL
Ligand information
Ligand IDCL
InChIInChI=1S/ClH/h1H/p-1
InChIKeyVEXZGXHMUGYJMC-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341
OpenEye OEToolkits 1.5.0		[Cl-]
FormulaCl
NameCHLORIDE ION
ChEMBL
DrugBankDB14547
ZINC
PDB chain1ppi Chain A Residue 498 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ppi The active center of a mammalian alpha-amylase. Structure of the complex of a pancreatic alpha-amylase with a carbohydrate inhibitor refined to 2.2-A resolution.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		R195 R337
Binding residue
(residue number reindexed from 1)		R195 R337
Annotation score3
Enzymatic activity
Catalytic site (original residue number in PDB) D197 S226 D300
Catalytic site (residue number reindexed from 1) D197 S226 D300
Enzyme Commision number 3.2.1.1: alpha-amylase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004556 alpha-amylase activity
GO:0005509 calcium ion binding
GO:0016160 amylase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0031404 chloride ion binding
GO:0043169 cation binding
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0016052 carbohydrate catabolic process
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1ppi, PDBe:1ppi, PDBj:1ppi
PDBsum1ppi
PubMed8193143
UniProtP00690|AMYP_PIG Pancreatic alpha-amylase (Gene Name=AMY2)

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