Phosphoenolpyruvate carboxykinase (ATP)
Escherichia coli (strain K12)
State in the Current Structure
| Assembly | Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Associated Components | Method and Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|
| 1 | Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count | Chain A; UniProt 1–540 | Mutation:G209S, K212C | ATP ADENOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 MN MANGANESE (II) ION × 1 XE XENON × 1 BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 THJ THIOSULFATE × 1 | X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;20% PEG 3350, 0.1 M Bis-Tris pH 5.5, 0.4 M sodium chloride | Resolution 1.55 Å R-free 0.188 |
Other States of the Same Protein in the Database
Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.
| Other PDB | Difference from Current Entry 6ASM | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Method and Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 11KO Structure of Escherichia coli phosphoenolpyruvate carboxykinase with bound ATP, Mg2+, and Mn2+ Deposited 2026-03-02 | Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
2–540(539 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 1 MN MANGANESE (II) ION × 2 MG MAGNESIUM ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;4 ul drop with 4 mg/mL protein, 1 mM ADP, 1 mM phosphoenol pyruvate, 2.5 mM MgCl2, 2.5 mM MnCl2, 1 mM EDTA, 100 mM sodium acetate (pH 4.5), 200 mM ammonium acetate and 12% PEG 4000 was allowed to equilibrate with a 1 mL reservoir of 100 mM sodium acetate, 200 mM ammonium acetate and 31% PEG 4000
|
Resolution 1.58 Å R-free 0.185 |
| 1AQ2 PHOSPHOENOLPYRUVATE CARBOXYKINASE Deposited 1997-08-05 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | MN MANGANESE (II) ION × 1 MG MAGNESIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 PYR PYRUVIC ACID × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
pH 4.4;pH 4.4
|
Resolution 1.90 Å R-free 0.260 |
| 1AYL PHOSPHOENOLPYRUVATE CARBOXYKINASE Deposited 1995-12-07 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | OXL OXALATE ION × 1 MG MAGNESIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 | X-RAY DIFFRACTION mmCIF provides none of the parsed conditions | Resolution 1.80 Å R-free 0.234 |
| 1K3C Phosphoenolpyruvate carboxykinase in complex with ADP, AlF3 and Pyruvate Deposited 2001-10-02 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | MG MAGNESIUM ION × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 PYR PYRUVIC ACID × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4.8;294 K;ADP, Aluminum Nitrate, Magnesium Chloride, Sodium Fluoride, Pyruvate, EDTA, ammonium acetate, sodium acetate buffer, dithiothreitol, PEG 4000, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 294.0K
|
Resolution 2.00 Å R-free 0.285 |
| 1K3D Phosphoenolpyruvate carboxykinase in complex with ADP and AlF3 Deposited 2001-10-02 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | MG MAGNESIUM ION × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4.8;294 K;ADP, Aluminum Nitrate, Magnesium Chloride, Sodium Fluoride, EDTA, ammonium acetate, sodium acetate buffer, dithiothreitol, PEG 4000, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 294.0K
|
Resolution 2.00 Å R-free 0.266 |
| 1OEN PHOSPHOENOLPYRUVATE CARBOXYKINASE Deposited 1995-09-08 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | ACT ACETATE ION × 1 | X-RAY DIFFRACTION mmCIF provides none of the parsed conditions | Resolution 1.90 Å R-free 0.244 |
| 1OS1 Structure of Phosphoenolpyruvate Carboxykinase complexed with ATP,Mg, Ca and pyruvate. Deposited 2003-03-18 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | MG MAGNESIUM ION × 1 CA CALCIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 PYR PYRUVIC ACID × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4.8;294 K;ADP, Calcium Chloride, Magnesium Chloride, PEP, EDTA, ammonium acetate, sodium acetate buffer, dithiothreitol, PEG 4000, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 294K
|
Resolution 1.80 Å R-free 0.250 |
| 2OLQ How Does an Enzyme Recognize CO2? Deposited 2007-01-19 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | MN MANGANESE (II) ION × 1 MG MAGNESIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CO2 CARBON DIOXIDE × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION;pH 4.5;298 K;30% P4000, 0.1 M sodium acetate pH 4.5, 0.2 M ammonium acetate, VAPOR DIFFUSION, temperature 298K
|
Resolution 1.94 Å R-free 0.235 |
| 2OLR Crystal structure of Escherichia coli phosphoenolpyruvate carboxykinase complexed with carbon dioxide, Mg2+, ATP Deposited 2007-01-19 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | MG MAGNESIUM ION × 1 CL CHLORIDE ION × 1 CO2 CARBON DIOXIDE × 2 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4.4;293 K;8 microL drops: 8 mg/ml protein concentration, 2 mM ATP, 5 mM oxalate, 100 mM sodium acetate (pH 4.4), 200 mM ammonium acetate, 12% PEG 4000, 1 ml resevoir: 100 mM sodium acetate, 200 mM ammonuim acetate, 27% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 293K
|
Resolution 1.60 Å R-free 0.198 |
| 2PXZ E. coli phosphoenolpyruvate carboxykinase (PEPCK) complexed with ATP, Mg2+, Mn2+, carbon dioxide and oxaloacetate Deposited 2007-05-14 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain X
1–540(540 aa)
|
Not recorded | MG MAGNESIUM ION × 1 MN MANGANESE (II) ION × 1 OAA OXALOACETATE ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CO2 CARBON DIOXIDE × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 4.4;294 K;8ul drop with 8ug/ml protein, 2mM ADP, 5mM MgCl2, 10 uM MnCl2, 1 mM EDTA, 100 mM sodium acetate (pH 4.4), 200 mM ammonium acetate and 12% w/v PEG 4000 was allowed to equilibrate with a 1 ml reservoir of 100 mM sodium aceate, 200 mM ammonium acetate and 27% PEG 4000.
After crystals grew for one week 2ul of a 1 mM EDTA and saturated sodium oxaloacetate solution was added to the drop. 5 ul of glycerol was added to the drop. A 0.1 x 0.1 x 0.3 mm crystal was removed with a loop and flash cooled in liquid nitrogen, VAPOR DIFFUSION, HANGING DROP, temperature 294K
|
Resolution 2.23 Å R-free 0.234 |
| 2PY7 Crystal structure of E. coli phosphoenolpyruvate carboxykinase mutant Lys213Ser complexed with ATP-Mg2+-Mn2+ Deposited 2007-05-15 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain X
1–540(540 aa)
|
Mutation:K213S | MG MAGNESIUM ION × 1 MN MANGANESE (II) ION × 2 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;pH 7.6;293 K;A 2ul drop with 4 mg/ml protein, 20 mM Tris-HCl (pH 7.6), 0.5 mM EDTA, 5 mM ADP, 2.5 mM phosphoenolpyruvate, 2.5 mM MgCl2, 2.5 mM MnCl2, 0.1 M sodium acetate, 0.05 M sodium cacodylate (pH 6.5), 15% PEG 8000 was allowed to equilibrate with a 1 ml well of 0.2 M sodium aceate, 0.1 M sodium cacodylate 30% PEG 8000. After a week a 0.1 x 0.1 x 0.4 mm crystal was removed and put in a small volume of well solution with 30% glycerol added. The crystal was put into a loop and flash cooled in liquid notrogen, VAPOR DIFFUSION, HANGING DROP, temperature 293K
|
Resolution 2.20 Å R-free 0.218 |
| 6ASI E. coli phosphoenolpyruvate carboxykinase G209S mutant bound to methanesulfonate Deposited 2017-08-24 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Mutation:G209S | ATP ADENOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 MN MANGANESE (II) ION × 1 03S methanesulfonic acid × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;16% PEG 3350, 0.1 M Bis-Tris pH 5.5, 0.3 M sodium chloride, 0.1 M sodium methanesulfonate
|
Resolution 1.79 Å R-free 0.185 |
| 6ASN E. coli phosphoenolpyruvate carboxykinase K212I F216V mutant bound to methanesulfonate Deposited 2017-08-25 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Mutation:K212I, F216V | SO4 SULFATE ION × 3 03S methanesulfonic acid × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;0.16 M ammonium sulfate, 0.08 M sodium acetate pH 4.8, 20% PEG 4000, 15% v/v glycerol
|
Resolution 1.55 Å R-free 0.193 |
| 6AT2 E. coli phosphoenolpyruvate carboxykinase G209N mutant bound to thiosulfate Deposited 2017-08-27 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Mutation:G209N | ATP ADENOSINE-5'-TRIPHOSPHATE × 1 MN MANGANESE (II) ION × 1 MG MAGNESIUM ION × 1 TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 THJ THIOSULFATE × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;24% PEG 3350, 0.4 M sodium chloride, 0.1 M Bis-Tris pH 5.5, 0.1 M sodium thiosulfate
|
Resolution 1.44 Å R-free 0.191 |
| 6AT3 E. coli phosphoenolpyruvate carboxykinase Y207F mutant bound to thiosulfate and oxaloacetate Deposited 2017-08-27 | Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein homooligomer Homooligomer;Protein × 2 PDB declaration: dimeric |
Chain A
1–540(540 aa)
Chain B
1–540(540 aa)
|
Mutation:Y207F Mutation:Y207F | OAA OXALOACETATE ION × 1 THJ THIOSULFATE × 4 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;24% PEG 3350, 0.4 M sodium chloride, 0.1 M Bis-Tris pH 5.5, 0.1 M sodium thiosulfate
|
Resolution 1.46 Å R-free 0.219 |
| 6AT4 E. coli phosphoenolpyruvate carboxykinase bound to thiosulfate Deposited 2017-08-27 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Not recorded | THJ THIOSULFATE × 3 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;20% PEG 3350, 0.4 M sodium chloride, 0.1 M Bis-Tris pH 5.5, 0.1 M sodium thiosulfate
|
Resolution 1.33 Å R-free 0.151 |
| 6AT4 E. coli phosphoenolpyruvate carboxykinase bound to thiosulfate Deposited 2017-08-27 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 2 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain B
1–540(540 aa)
|
Not recorded | THJ THIOSULFATE × 2 |
X-RAY DIFFRACTION
X-ray crystallization conditions
VAPOR DIFFUSION, HANGING DROP;293 K;20% PEG 3350, 0.4 M sodium chloride, 0.1 M Bis-Tris pH 5.5, 0.1 M sodium thiosulfate
|
Resolution 1.33 Å R-free 0.151 |
| 6COM 2.3A crystal structure of E. coli phosphoenolpyruvate carboxykinase mutant Asp269Asn Deposited 2018-03-12 | Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–540(540 aa)
|
Mutation:D269N | ATP ADENOSINE-5'-TRIPHOSPHATE × 1 PYR PYRUVIC ACID × 1 CA CALCIUM ION × 1 MG MAGNESIUM ION × 1 |
X-RAY DIFFRACTION
X-ray crystallization conditions
MICROBATCH;pH 8.2;293 K;A 2ul drop with 2 mg/ml protein, 5 mM Calcium chloride, 5mM Magnesium chloride, 2 mM ATP, 2mM Pyruvate, 1 mM EDTA, 200 mM Ammonium acetate, 100 mM Sodium acetate, 0.01 mM DTT, 30% PEG 4000 was added to 2 ul drop containing 2 M sodium aceate, 0.1 M Tris pH 8.2 30% PEG 4000. After a week a rod like crystal was removed and soaked in a solution with 30% glycerol 1mM EDTA, 100 mM sodium acetate 200mM ammonium acetate and 12% PEG 4000. The crystal was put into a loop and flash cooled in liquid notrogen
|
Resolution 2.30 Å R-free 0.209 |
17 other PDB entries and 18 assemblies. Open the comparison page and filter oligomeric states
View Construct and Data Evidence
| UniProt name | PCKA_ECOLI |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A; PDBConstruct 1–540; UniProt 1–540 |