Structure of PDB 1xkv Chain A

Receptor sequence
>1xkvA (length=515) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence]
QRLEALGIHPKKRVFWNTVSPVLVEHTLLRGEGLLAHHGPLVVDTTPYTG
RSPKDKFVVREPEVEGEIWWGEVNQPFAPEAFEALYQRVVQYLSERDLYV
QDLYAGADRRYRLAVRVVTESPWHALFARNMFILPRRFGAFVPGFTVVHA
PYFQAVPERDGTRSEVFVGISFQRRLVLIVGTKYAGEIKKSIFTVMNYLM
PKRGVFPMHASANVGKEGDVAVFFGLSGTGKTTLSTDPERPLIGDDEHGW
SEDGVFNFEGGCYAKVIRLSPEHEPLIYKASNQFEAILENVVVNPESRRV
QWDDDSKTENTRSSYPIAHLENVVESGVAGHPRAIFFLSADAYGVLPPIA
RLSPEEAMYYFLSGYTARVTEPRATFSACFGAPFLPMHPGVYARMLGEKI
RKHAPRVYLVNTGWTGGPYGVGYRFPLPVTRALLKAALSGALENVPYRRD
PVFGFEVPLEAPGVPQELLNPRETWADKEAYDQQARKLARLFQENFQKYA
SGVAKEVAEAGPRTE
3D structure
PDB1xkv Structure of ATP-dependent phosphoenolpyruvate carboxykinase from Thermus thermophilus HB8 showing the structural basis of induced fit and thermostability.
ChainA
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R52 K197 H216 S234 K238 T239 D253 R319
Catalytic site (residue number reindexed from 1) R51 K190 H209 S227 K231 T232 D246 R312
Enzyme Commision number 4.1.1.49: phosphoenolpyruvate carboxykinase (ATP).
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CA A R130 N131 F133 G267 R129 N130 F132 G260
BS02 ATP A S234 T236 G237 K238 T239 T240 K272 T426 R438 S227 T229 G230 K231 T232 T233 K265 T412 R424
Gene Ontology
Molecular Function
GO:0004611 phosphoenolpyruvate carboxykinase activity
GO:0004612 phosphoenolpyruvate carboxykinase (ATP) activity
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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Cellular Component
External links
PDB RCSB:1xkv, PDBe:1xkv, PDBj:1xkv
PDBsum1xkv
PubMed16239727
UniProtQ5SLL5|PCKA_THET8 Phosphoenolpyruvate carboxykinase (ATP) (Gene Name=pckA)

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