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Yorodumi- PDB-3ctm: Crystal Structure of a Carbonyl Reductase from Candida Parapsilos... -
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Basic information
| Entry | Database: PDB / ID: 3ctm | |||||||||||||||
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| Title | Crystal Structure of a Carbonyl Reductase from Candida Parapsilosis with anti-Prelog Stereo-specificity | |||||||||||||||
Components | (Carbonyl Reductase) x 2 | |||||||||||||||
Keywords | OXIDOREDUCTASE / alcohol dehydrogenase / Candida parapsilosis / short-chain dehydrogenases/reductases (SDR) | |||||||||||||||
| Function / homology | Function and homology informationoxidoreductase activity, acting on NAD(P)H, oxygen as acceptor / Oxidoreductases; Acting on the CH-OH group of donors; With NAD+ or NADP+ as acceptor / oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor Similarity search - Function | |||||||||||||||
| Biological species | Candida parapsilosis (yeast) | |||||||||||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.69 Å | |||||||||||||||
Authors | Zhang, R. / Zhu, G. / Li, X. / Xu, Y. / Zhang, X.C. / Rao, Z. | |||||||||||||||
| Funding support | China, 4items
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Citation | Journal: Protein Sci. / Year: 2008Title: Crystal structure of a carbonyl reductase from Candida parapsilosis with anti-Prelog stereospecificity. Authors: Zhang, R. / Zhu, G. / Zhang, W. / Cao, S. / Ou, X. / Li, X. / Bartlam, M. / Xu, Y. / Zhang, X.C. / Rao, Z. #1: Journal: EMBO J / Year: 2022Title: Oligomeric interactions maintain active-site structure in a noncooperative enzyme family. Authors: Yaohui Li / Rongzhen Zhang / Chi Wang / Farhad Forouhar / Oliver B Clarke / Sergey Vorobiev / Shikha Singh / Gaetano T Montelione / Thomas Szyperski / Yan Xu / John F Hunt / ![]() Abstract: The evolutionary benefit accounting for widespread conservation of oligomeric structures in proteins lacking evidence of intersubunit cooperativity remains unclear. Here, crystal and cryo-EM ...The evolutionary benefit accounting for widespread conservation of oligomeric structures in proteins lacking evidence of intersubunit cooperativity remains unclear. Here, crystal and cryo-EM structures, and enzymological data, demonstrate that a conserved tetramer interface maintains the active-site structure in one such class of proteins, the short-chain dehydrogenase/reductase (SDR) superfamily. Phylogenetic comparisons support a significantly longer polypeptide being required to maintain an equivalent active-site structure in the context of a single subunit. Oligomerization therefore enhances evolutionary fitness by reducing the metabolic cost of enzyme biosynthesis. The large surface area of the structure-stabilizing oligomeric interface yields a synergistic gain in fitness by increasing tolerance to activity-enhancing yet destabilizing mutations. We demonstrate that two paralogous SDR superfamily enzymes with different specificities can form mixed heterotetramers that combine their individual enzymological properties. This suggests that oligomerization can also diversify the functions generated by a given metabolic investment, enhancing the fitness advantage provided by this architectural strategy. | |||||||||||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 3ctm.cif.gz | 510.2 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb3ctm.ent.gz | 337.6 KB | Display | PDB format |
| PDBx/mmJSON format | 3ctm.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 3ctm_validation.pdf.gz | 507.2 KB | Display | wwPDB validaton report |
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| Full document | 3ctm_full_validation.pdf.gz | 538.3 KB | Display | |
| Data in XML | 3ctm_validation.xml.gz | 77.3 KB | Display | |
| Data in CIF | 3ctm_validation.cif.gz | 105.6 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ct/3ctm ftp://data.pdbj.org/pub/pdb/validation_reports/ct/3ctm | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 1h5qS 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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| 1 | ![]()
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| 2 | ![]()
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| Unit cell |
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Components
| #1: Protein | Mass: 31265.051 Da / Num. of mol.: 7 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Candida parapsilosis (yeast) / Gene: DQ675534 / Plasmid: pETSCR / Production host: ![]() References: UniProt: B2KJ46, Oxidoreductases; Acting on the CH-OH group of donors; With NAD+ or NADP+ as acceptor #2: Protein | | Mass: 31188.934 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Candida parapsilosis (yeast) / Gene: DQ675534 / Plasmid: pETSCR / Production host: ![]() References: UniProt: B2KJ46, Oxidoreductases; Acting on the CH-OH group of donors; With NAD+ or NADP+ as acceptor #3: Water | ChemComp-HOH / | Has ligand of interest | Y | Has protein modification | Y | |
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-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.46 Å3/Da / Density % sol: 49 % |
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| Crystal grow | Temperature: 289 K / Method: vapor diffusion, hanging drop / pH: 8 Details: buffer: 18%(w/v) PEG2K MME, 8%(v/v) isopropanol, pH 8.5, droplet: 20mg/ml SCR, 20mM Tris-HCl, 150mM NaCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
-Data collection
| Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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| Diffraction source | Source: SYNCHROTRON / Site: Photon Factory / Beamline: BL-5A / Wavelength: 1.54 Å |
| Detector | Type: DECTRIS PILATUS3 S 2M / Detector: PIXEL / Date: Apr 1, 2007 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.54 Å / Relative weight: 1 |
| Reflection | Resolution: 2.69→41.67 Å / Num. obs: 65214 / % possible obs: 99.9 % / Redundancy: 7.3 % / Biso Wilson estimate: 43.61 Å2 / Rmerge(I) obs: 0.142 / Rsym value: 0.066 / Net I/σ(I): 11.2 |
| Reflection shell | Resolution: 2.69→2.76 Å / Rmerge(I) obs: 0.142 / Num. unique obs: 65214 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: 1H5Q Resolution: 2.69→41.66 Å / SU ML: 0.3733 / Cross valid method: FREE R-VALUE / σ(F): 1.33 / Phase error: 27.0026 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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| Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Displacement parameters | Biso mean: 42.45 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 2.69→41.66 Å
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| Refine LS restraints |
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| LS refinement shell |
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About Yorodumi



Candida parapsilosis (yeast)
X-RAY DIFFRACTION
China, 4items
Citation











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