Structure of PDB 1aq2 Chain A Binding Site BS01

Receptor Information
>1aq2 Chain A (length=534) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NNGLTPQELEAYGISDVHDIVYNPSYDLLYQEELDPSLTGYERGVLTNLG
AVAVDTGIFTGRSPKDKYIVRDDTTRDTFWWADKGKGKNDNKPLSPETWQ
HLKGLVTRQLSGKRLFVVDAFCGANPDTRLSVRFITEVAWQAHFVKNMFI
RPSDEELAGFKPDFIVMNGAKCTNPQWKEQGLNSENFVAFNLTERMQLIG
GTWYGGEMKKGMFSMMNYLLPLKGIASMHCSANVGEKGDVAVFFGLSGTG
KTTLSTDPKRRLIGDDEHGWDDDGVFNFEGGCYAKTIKLSKEAEPEIYNA
IRRDALLENVTVREDGTIDFDDGSKTENTRVSYPIYHIDNIVKPVSKAGH
ATKVIFLTADAFGVLPPVSRLTADQTQYHFLSGFTAKLAGTITEPTPTFS
ACFGAAFLSLHPTQYAEVLVKRMQAAGAQAYLVNTGWNGTGKRISIKDTR
AIIDAILNGSLDNAETFTLPMFNLAIPTELPGVDTKILDPRNTYASPEQW
QEKAETLAKLFIDNFDKYTDTPAGAALVAAGPKL
Ligand information
Ligand IDMN
InChIInChI=1S/Mn/q+2
InChIKeyWAEMQWOKJMHJLA-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mn+2]
CACTVS 3.341[Mn++]
FormulaMn
NameMANGANESE (II) ION
ChEMBL
DrugBankDB06757
ZINC
PDB chain1aq2 Chain A Residue 543 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1aq2 Mg(2+)-Mn2+ clusters in enzyme-catalyzed phosphoryl-transfer reactions.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		K213 H232 D269
Binding residue
(residue number reindexed from 1)		K210 H229 D266
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) R65 K213 H232 S250 K254 T255 D269 R333
Catalytic site (residue number reindexed from 1) R62 K210 H229 S247 K251 T252 D266 R330
Enzyme Commision number 4.1.1.49: phosphoenolpyruvate carboxykinase (ATP).
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004611 phosphoenolpyruvate carboxykinase activity
GO:0004612 phosphoenolpyruvate carboxykinase (ATP) activity
GO:0005509 calcium ion binding
GO:0005524 ATP binding
GO:0016831 carboxy-lyase activity
GO:0017076 purine nucleotide binding
GO:0046872 metal ion binding
Biological Process
GO:0006094 gluconeogenesis
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1aq2, PDBe:1aq2, PDBj:1aq2
PDBsum1aq2
PubMed9406547
UniProtP22259|PCKA_ECOLI Phosphoenolpyruvate carboxykinase (ATP) (Gene Name=pckA)

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