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Open data
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Basic information
Entry | Database: PDB / ID: 3b7s | ||||||
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Title | [E296Q]LTA4H in complex with RSR substrate | ||||||
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![]() | HYDROLASE / TRANSITION STATE / ANALOGUE PEPTIDE / HYDROLYSIS / LEUKOTRIENE BIOSYNTHESIS / METAL-BINDING / METALLOPROTEASE / MULTIFUNCTIONAL ENZYME / PROTEASE / TRIPEPTIDE SUBSTRATE | ||||||
Function / homology | ![]() leukotriene-A4 hydrolase / leukotriene-A4 hydrolase activity / tripeptide aminopeptidase activity / tripeptide aminopeptidase / Biosynthesis of protectins / protein metabolic process / Biosynthesis of aspirin-triggered D-series resolvins / Biosynthesis of E-series 18(R)-resolvins / Biosynthesis of D-series resolvins / Biosynthesis of E-series 18(S)-resolvins ...leukotriene-A4 hydrolase / leukotriene-A4 hydrolase activity / tripeptide aminopeptidase activity / tripeptide aminopeptidase / Biosynthesis of protectins / protein metabolic process / Biosynthesis of aspirin-triggered D-series resolvins / Biosynthesis of E-series 18(R)-resolvins / Biosynthesis of D-series resolvins / Biosynthesis of E-series 18(S)-resolvins / Synthesis of Leukotrienes (LT) and Eoxins (EX) / epoxide hydrolase activity / leukotriene biosynthetic process / response to zinc ion / peptide catabolic process / type I pneumocyte differentiation / metalloaminopeptidase activity / aminopeptidase activity / lipid metabolic process / response to peptide hormone / tertiary granule lumen / peptidase activity / ficolin-1-rich granule lumen / Neutrophil degranulation / proteolysis / RNA binding / extracellular exosome / zinc ion binding / extracellular region / nucleoplasm / nucleus / cytosol Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Tholander, F. / Haeggstrom, J. / Thunnissen, M. / Muroya, A. / Roques, B.-P. / Fournie-Zaluski, M.-C. | ||||||
![]() | ![]() Title: Structure-based dissection of the active site chemistry of leukotriene a4 hydrolase: implications for m1 aminopeptidases and inhibitor design. Authors: Tholander, F. / Muroya, A. / Roques, B.P. / Fournie-Zaluski, M.C. / Thunnissen, M.M. / Haeggstrom, J.Z. #1: Journal: Proteins / Year: 2007 Title: Assay for rapid analysis of the tri-peptidase activity of LTA4 hydrolase. Authors: Tholander, F. / Haeggstrom, J.Z. #2: ![]() Title: Leukotriene A4 hydrolase: identification of a common carboxylate recognition site for the epoxide hydrolase and aminopeptidase substrates. Authors: Rudberg, P.C. / Tholander, F. / Andberg, M. / Thunnissen, M.M. / Haeggstrom, J.Z. #3: ![]() Title: Leukotriene A4 hydrolase/aminopeptidase. Glutamate 271 is a catalytic residue with specific roles in two distinct enzyme mechanisms. Authors: Rudberg, P.C. / Tholander, F. / Thunnissen, M.M. / Haeggstrom, J.Z. #4: ![]() Title: Leukotriene A4 hydrolase: selective abrogation of leukotriene B4 formation by mutation of aspartic acid 375. Authors: Rudberg, P.C. / Tholander, F. / Thunnissen, M.M. / Samuelsson, B. / Haeggstrom, J.Z. #5: ![]() Title: Crystal structure of human leukotriene A(4) hydrolase, a bifunctional enzyme in inflammation. Authors: Thunnissen, M.M. / Nordlund, P. / Haeggstrom, J.Z. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 283.3 KB | Display | ![]() |
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PDB format | ![]() | 223.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 453.1 KB | Display | ![]() |
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Full document | ![]() | 464 KB | Display | |
Data in XML | ![]() | 29.4 KB | Display | |
Data in CIF | ![]() | 45.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2r59C ![]() 3b7rC ![]() 3b7tC ![]() 3b7uC ![]() 1h19S C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
-Protein / Protein/peptide , 2 types, 2 molecules AB
#1: Protein | Mass: 70060.664 Da / Num. of mol.: 1 / Mutation: E296Q Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: P09960, leukotriene-A4 hydrolase, tripeptide aminopeptidase |
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#2: Protein/peptide | Mass: 419.481 Da / Num. of mol.: 1 / Source method: obtained synthetically |
-Non-polymers , 5 types, 609 molecules 








#3: Chemical | ChemComp-ZN / |
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#4: Chemical | ChemComp-YB / |
#5: Chemical | ChemComp-ACY / |
#6: Chemical | ChemComp-GOL / |
#7: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.43 Å3/Da / Density % sol: 49.32 % |
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Crystal grow | Temperature: 298 K / Method: liquid-liquid diffusion Details: TRI-PEPTIDE WAS CO-CRYSTALLIZED WITH [E296Q]LTA4H BY LIQUID-LIQUID DIFFUSION IN MELTING-POINT CAPILLARIES. A TRIS-BUFFERED (10 mM, PH 7.5) SOLUTION OF PROTEIN AND TRIPEPTIDE, MOLAR RATIO 1: ...Details: TRI-PEPTIDE WAS CO-CRYSTALLIZED WITH [E296Q]LTA4H BY LIQUID-LIQUID DIFFUSION IN MELTING-POINT CAPILLARIES. A TRIS-BUFFERED (10 mM, PH 7.5) SOLUTION OF PROTEIN AND TRIPEPTIDE, MOLAR RATIO 1:10 (~70 MICROM PROTEIN), WAS LAYERED ON THE PRECIPITATE SOLUTION CONTAINING 28% (WEIGHT/VOLUME) POLYETHYLENE GLYCOL (MW 8000), 50 mM NA ACETATE, 100 mM IMIDAZOLE, PH 6.8, AND 5 MM YBCL3. CRYSTALS WERE ADDITIONALLY SOAKED IN SOLUTIONS WITH INCREASED TRI-PEPTIDE CONCENTRATION PRIOR TO DATA COLLECTION., liquid-liquid diffusion, temperature 298K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Apr 24, 2004 |
Radiation | Monochromator: SI(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97 Å / Relative weight: 1 |
Reflection | Resolution: 1.465→18.254 Å / Num. obs: 116485 / % possible obs: 98.2 % / Observed criterion σ(I): 2 / Redundancy: 4.3 % / Rmerge(I) obs: 0.059 / Rsym value: 0.059 / Net I/σ(I): 7.8 |
Reflection shell | Resolution: 1.465→1.54 Å / Redundancy: 3.8 % / Rmerge(I) obs: 0.261 / Mean I/σ(I) obs: 2.7 / Num. measured all: 58235 / Num. unique all: 15153 / Rsym value: 0.261 / % possible all: 88.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: pdb entry 1H19 Resolution: 1.465→10 Å / Num. parameters: 49491 / Num. restraintsaints: 60634 / Isotropic thermal model: anisotropic / Cross valid method: FREE R / σ(F): 0 / Stereochemistry target values: Engh & Huber Details: ANISOTROPIC REFINEMENT REDUCED FREE R (NO CUTOFF) BY 0.023
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Solvent computation | Solvent model: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 | |||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 17.362 Å2 | |||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.465→10 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.465→1.52 Å /
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