Structure of PDB 2taa Chain C Binding Site BS01

Receptor Information
>2taa Chain C (length=478) Species: 5062 (Aspergillus oryzae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ATPADWRSQSIYFLLTDRFARTDGSTTATCNTADQKYCGGTWQGIIDKLD
YIQGMGFTAIWITPVTAQLPQDCAYGDAYTGYWQTDIYSLNENYGTADDL
KALSSALHERGMYLMVDVVANHMGYDGAGSSVDYSVFKPFSSQDYFHPFC
FIQNYEDQTQVEDCWLGDNTVSLPDLDTTKDVVKNEWYDWVGSLVSNYSI
DGLRIDTVKHVQKDFWPGYNKAAGVYCIGEVLDGDPAYTCPYQNVMDGVL
NYPIYYPLLNAFKSTSGSMDDLYNMINTVKSDCPDSTLLGTFVENHDNPR
FASYTNDIALAKNVAAFIILNDGLPIIYAGQEQHYAGGNDPANREATWLS
GYPTDSELYKLIASANAIRNYAISKDTGFVTYKNPYIKDDTTIAMRKGTD
GSQIVTILSNKGASGDSYTLSLSGASYTAGQQLTEVIGCTTVTVGSDGNV
PVPMAGGLPRVLYPTEKLAGSKICSDSS
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 chain2taa Chain C Residue 479 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2taa Structure and possible catalytic residues of Taka-amylase A
Resolution3.0 Å
Binding residue
(original residue number in PDB)		N121 E162 D175
Binding residue
(residue number reindexed from 1)		N121 E162 D175
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D117 R204 D206 E230 H296 D297
Catalytic site (residue number reindexed from 1) D117 R204 D206 E230 H296 D297
Enzyme Commision number 3.2.1.1: alpha-amylase.
Gene Ontology
Molecular Function
GO:0004556 alpha-amylase activity
GO:0005509 calcium ion binding
GO:0016798 hydrolase activity, acting on glycosyl bonds
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:0009277 fungal-type cell wall
GO:0030287 cell wall-bounded periplasmic space
GO:0030428 cell septum
GO:0031521 spitzenkorper
GO:0032163 hyphal septin band

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2taa, PDBe:2taa, PDBj:2taa
PDBsum2taa
PubMed6609921
UniProtP0C1B3|AMYA1_ASPOR Alpha-amylase A type-1/2 (Gene Name=amy1)

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