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- PDB-1obn: ISOPENICILLIN N SYNTHASE aminoadipoyl-cysteinyl-aminobutyrate-FE-... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1obn | ||||||
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Title | ISOPENICILLIN N SYNTHASE aminoadipoyl-cysteinyl-aminobutyrate-FE-NO COMPLEX | ||||||
![]() | ISOPENICILLIN N SYNTHETASE | ||||||
![]() | OXIDOREDUCTASE / B-LACTAM ANTIBIOTIC / OXYGENASE / PENICILLIN BIOSYNTHESIS | ||||||
Function / homology | ![]() isopenicillin-N synthase / isopenicillin-N synthase activity / penicillin biosynthetic process / L-ascorbic acid binding / iron ion binding / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Long, A.J. / Clifton, I.J. / Roach, P.L. / Baldwin, J.E. / Schofield, C.J. / Rutledge, P.J. | ||||||
![]() | ![]() Title: Structural Studies on the Reaction of Isopenicillin N Synthase with the Substrate Analogue Delta-(L-Alpha-Aminoadipoyl)-L-Cysteinyl-D-Alpha-Aminobutyrate. Authors: Long, A.J. / Clifton, I.J. / Roach, P.L. / Baldwin, J.E. / Schofield, C.J. / Rutledge, P.J. #1: ![]() Title: Structure of Isopenicillin N Synthase Complexed with Substrate and the Mechanism of Penicillin Formation Authors: Roach, P.L. / Clifton, I.J. / Hensgens, C.M. / Shibata, N. / Schofield, C.J. / Hajdu, J. / Baldwin, J.E. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 88.9 KB | Display | ![]() |
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PDB format | ![]() | 68 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 707.1 KB | Display | ![]() |
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Full document | ![]() | 709.1 KB | Display | |
Data in XML | ![]() | 16.7 KB | Display | |
Data in CIF | ![]() | 24.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1oc1C ![]() 1blzS S: Starting model for refinement C: citing same article ( |
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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 , 1 types, 1 molecules A
#1: Protein | Mass: 37563.836 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Plasmid: PJB703 / Production host: ![]() ![]() |
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-Non-polymers , 5 types, 259 molecules ![](data/chem/img/ASV.gif)
![](data/chem/img/FE2.gif)
![](data/chem/img/HOA.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/FE2.gif)
![](data/chem/img/HOA.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-ASV / |
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#3: Chemical | ChemComp-FE2 / |
#4: Chemical | ChemComp-HOA / |
#5: Chemical | ChemComp-SO4 / |
#6: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.27 Å3/Da / Density % sol: 45.3 % | |||||||||||||||
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Crystal grow | pH: 8.5 / Details: pH 8.50 | |||||||||||||||
Crystal grow | *PLUS Temperature: 17 ℃ / pH: 8.5 / Method: vapor diffusion, hanging drop / Details: Roach, P.L., (1996) Eur. J. Biochem., 242, 736. | |||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MAR scanner 345 mm plate / Detector: IMAGE PLATE / Date: Dec 15, 1997 / Details: MIRRORS |
Radiation | Monochromator: SI (111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.826 Å / Relative weight: 1 |
Reflection | Resolution: 1.29→19.3 Å / Num. obs: 76397 / % possible obs: 88.1 % / Redundancy: 3.3 % / Rmerge(I) obs: 0.065 / Net I/σ(I): 13 |
Reflection shell | Resolution: 1.29→1.36 Å / Redundancy: 2.4 % / Rmerge(I) obs: 0.344 / Mean I/σ(I) obs: 3.1 / % possible all: 78.7 |
Reflection | *PLUS Highest resolution: 1.3 Å / Lowest resolution: 19.55 Å / Num. obs: 73254 / Num. measured all: 244112 / Rmerge(I) obs: 0.065 |
Reflection shell | *PLUS Highest resolution: 1.3 Å / % possible obs: 88.1 % / Num. unique obs: 9493 / Num. measured obs: 22973 / Rmerge(I) obs: 0.344 / Mean I/σ(I) obs: 3.1 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1BLZ Resolution: 1.3→58.72 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.959 / SU B: 1.177 / SU ML: 0.05 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / ESU R: 0.051 / ESU R Free: 0.053 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 7.08 Å2
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Refinement step | Cycle: LAST / Resolution: 1.3→58.72 Å
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Refine LS restraints |
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