Structure of PDB 3bay Chain A Binding Site BS03

Receptor Information
>3bay Chain A (length=496) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QYSPNTQQGRTSIVHLFEWRWVDIALECERYLAPKGFGGVQVSPPNENVA
IYNPFRPWWERYQPVSYKLCTRSGNEDEFRNMVTRCNNVGVRIYVDAVIN
HMCGNAVSAGTSSTCGSYFNPGSRDFPAVPYSGWDFNDGKCKTGSGDIEN
YNDATQVRDCRLTGLLDLALEKDYVRSKIAEYMNHLIDIGVAGFRLDASK
HMWPGDIKAILDKLHNLNSNWFPAGSKPFIYQEVIDLGGEPIKSSDYFGN
GRVTEFKYGAKLGTVIRKWNGEKMSYLKNWGEGWGFVPSDRALVFVDSHD
NQRGHGAGGASILTFWDARLYKMAVGFMLAHPYGFTRVMSSYRWPRQFQN
GNDVNDWVGPPNNNGVIKEVTINPDTTCGNDWVCEHRWRQIRNMVIFRNV
VDGQPFTNWYDNGSNQVAFGRGNRGFIVFNNDDWSFSLTLQTGLPAGTYC
DVISGDKINGNCTGIKIYVSDDGKAHFSISNSAEDPFIAIHAESKL
Ligand information
Ligand IDNO3
InChIInChI=1S/NO3/c2-1(3)4/q-1
InChIKeyNHNBFGGVMKEFGY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341
[O-][N+]([O-])=O
OpenEye OEToolkits 1.5.0[N+](=O)([O-])[O-]
FormulaN O3
NameNITRATE ION
ChEMBLCHEMBL186200
DrugBankDB14049
ZINC
PDB chain3bay Chain A Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3bay Alternative catalytic anions differentially modulate human alpha-amylase activity and specificity
Resolution1.99 Å
Binding residue
(original residue number in PDB)
R195 E233 F295 R337
Binding residue
(residue number reindexed from 1)
R195 E233 F295 R337
Annotation score3
Enzymatic activity
Catalytic site (original residue number in PDB) D197
Catalytic site (residue number reindexed from 1) D197
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
GO:0044245 polysaccharide digestion
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0070062 extracellular exosome

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:3bay, PDBe:3bay, PDBj:3bay
PDBsum3bay
PubMed18284212
UniProtP04746|AMYP_HUMAN Pancreatic alpha-amylase (Gene Name=AMY2A)

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