Structure of PDB 2olq Chain A Binding Site BS02

Receptor Information
>2olq Chain A (length=535) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GLTPQELEAYGISDVHDIVYNPSYDLLYQEELDPSLTGYERGVLTNLGAV
AVDTGIFTGRSPKDKYIVRDDTTRDTFWWADKGKGKNDNKPLSPETWQHL
KGLVTRQLSGKRLFVVDAFCGANPDTRLSVRFITEVAWQAHFVKNMFIRP
SDEELAGFKPDFIVMNGAKCTNPQWKEQGLNSENFVAFNLTERMQLIGGT
WYGGEMKKGMFSMMNYLLPLKGIASMHCSANVGEKGDVAVFFGLSGTGKT
TLSTDPKRRLIGDDEHGWDDDGVFNFEGGCYAKTIKLSKEAEPEIYNAIR
RDALLENVTVREDGTIDFDDGSKTENTRVSYPIYHIDNIVKPVSKAGHAT
KVIFLTADAFGVLPPVSRLTADQTQYHFLSGFTAKLAGTERGITEPTPTF
SACFGAAFLSLHPTQYAEVLVKRMQAAGAQAYLVNTGWNGTGKRISIKDT
RAIIDAILNGSLDNAETFTLPMFNLAIPTELPGVDTKILDPRNTYASPEQ
WQEKAETLAKLFIDNFDKYTDTPAGAALVAAGPKL
Ligand information
Ligand IDATP
InChIInChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyZKHQWZAMYRWXGA-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@](O)(=O)O[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
FormulaC10 H16 N5 O13 P3
NameADENOSINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL14249
DrugBankDB00171
ZINCZINC000004261765
PDB chain2olq Chain A Residue 541 [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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PDB2olq How does an enzyme recognize CO2?
Resolution1.94 Å
Binding residue
(original residue number in PDB)		S250 G251 G253 K254 T255 T256 K288 R333 R449 S451 T455
Binding residue
(residue number reindexed from 1)		S245 G246 G248 K249 T250 T251 K283 R328 R444 S446 T450
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) R65 K213 H232 S250 K254 T255 D269 R333
Catalytic site (residue number reindexed from 1) R60 K208 H227 S245 K249 T250 D264 R328
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

View graph for
Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2olq, PDBe:2olq, PDBj:2olq
PDBsum2olq
PubMed17475535
UniProtP22259|PCKA_ECOLI Phosphoenolpyruvate carboxykinase (ATP) (Gene Name=pckA)

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