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Open data
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Basic information
| Entry | Database: PDB / ID: 1ch4 | ||||||
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| Title | MODULE-SUBSTITUTED CHIMERA HEMOGLOBIN BETA-ALPHA (F133V) | ||||||
Components | MODULE-SUBSTITUTED CHIMERA HEMOGLOBIN BETA-ALPHA | ||||||
Keywords | OXYGEN TRANSPORT / CHIMERA PROTEIN / RESPIRATORY PROTEIN / HEME | ||||||
| Function / homology | Function and homology informationnitric oxide transport / hemoglobin alpha binding / cellular oxidant detoxification / hemoglobin binding / haptoglobin-hemoglobin complex / renal absorption / hemoglobin complex / oxygen transport / Scavenging of heme from plasma / endocytic vesicle lumen ...nitric oxide transport / hemoglobin alpha binding / cellular oxidant detoxification / hemoglobin binding / haptoglobin-hemoglobin complex / renal absorption / hemoglobin complex / oxygen transport / Scavenging of heme from plasma / endocytic vesicle lumen / blood vessel diameter maintenance / hydrogen peroxide catabolic process / oxygen carrier activity / carbon dioxide transport / response to hydrogen peroxide / Heme signaling / Erythrocytes take up oxygen and release carbon dioxide / Erythrocytes take up carbon dioxide and release oxygen / Late endosomal microautophagy / Cytoprotection by HMOX1 / oxygen binding / regulation of blood pressure / platelet aggregation / Chaperone Mediated Autophagy / positive regulation of nitric oxide biosynthetic process / tertiary granule lumen / Factors involved in megakaryocyte development and platelet production / blood microparticle / ficolin-1-rich granule lumen / inflammatory response / heme binding / Neutrophil degranulation / extracellular space / extracellular exosome / extracellular region / metal ion binding / cytosol Similarity search - Function | ||||||
| Biological species | Homo sapiens (human) | ||||||
| Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.5 Å | ||||||
Authors | Shirai, T. / Fujikake, M. / Yamane, T. / Inaba, K. / Ishimori, K. / Morishima, I. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 1999Title: Crystal structure of a protein with an artificial exon-shuffling, module M4-substituted chimera hemoglobin beta alpha, at 2.5 A resolution. Authors: Shirai, T. / Fujikake, M. / Yamane, T. / Inaba, K. / Ishimori, K. / Morishima, I. #1: Journal: Proteins / Year: 1998Title: Design, Construction, Crystallization, and Preliminary X-Ray Studies of a Fine-Tuning Mutant (F133V) of Module-Substituted Chimera Hemoglobin Authors: Shirai, T. / Fujikake, M. / Yamane, T. / Inaba, K. / Ishimori, K. / Morishima, I. | ||||||
| History |
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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 | 1ch4.cif.gz | 127.2 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb1ch4.ent.gz | 100.9 KB | Display | PDB format |
| PDBx/mmJSON format | 1ch4.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1ch4_validation.pdf.gz | 689.2 KB | Display | wwPDB validaton report |
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| Full document | 1ch4_full_validation.pdf.gz | 706.4 KB | Display | |
| Data in XML | 1ch4_validation.xml.gz | 15.4 KB | Display | |
| Data in CIF | 1ch4_validation.cif.gz | 20.2 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ch/1ch4 ftp://data.pdbj.org/pub/pdb/validation_reports/ch/1ch4 | HTTPS FTP |
-Related structure data
| Similar structure data |
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Links
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Assembly
| Deposited unit | ![]()
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| 1 |
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| Unit cell |
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| Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (-0.908143, -0.144029, -0.393105), Vector: Details | THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT IS THE CHIMERA-TETRAMER. | |
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Components
| #1: Protein | Mass: 15812.229 Da / Num. of mol.: 4 / Mutation: F133V Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Species (production host): Escherichia coli / Production host: ![]() #2: Chemical | ChemComp-HEM / #3: Chemical | ChemComp-CMO / #4: Water | ChemComp-HOH / | |
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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: 2.23 Å3/Da / Density % sol: 44.74 % | |||||||||||||||||||||||||
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| Crystal grow | pH: 6.5 / Details: pH 6.5 | |||||||||||||||||||||||||
| Crystal grow | *PLUS Temperature: 18 ℃ / pH: 7 / Method: vapor diffusion, hanging dropDetails: Shirai, T., (1998) Proteins: Struct.,Funct., Genet., 32, 263. | |||||||||||||||||||||||||
| Components of the solutions | *PLUS
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-Data collection
| Diffraction | Mean temperature: 291 K |
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| Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RUH3R / Wavelength: 1.5418 |
| Detector | Type: MACSCIENCE / Detector: IMAGE PLATE / Date: Oct 1, 1996 / Details: MIRRORS |
| Radiation | Monochromator: NI FILTER / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
| Reflection | Resolution: 2.5→20 Å / Num. obs: 17766 / % possible obs: 91.2 % / Observed criterion σ(I): 1 / Redundancy: 4.9 % / Rmerge(I) obs: 0.088 / Net I/σ(I): 5.6 |
| Reflection shell | Resolution: 2.5→2.59 Å / % possible all: 82.5 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: CN-HEMOGLOBIN H Resolution: 2.5→8 Å / Cross valid method: THROUGHOUT / σ(F): 3 Details: THIS PROTEIN WAS CONSTRUCTED BY REPLACING MODULE M4, 97(FG4)-146(HC3), OF BETA-SUBUNIT OF HUMAN HEMOGLOBIN WITH THE CORRESPONDING REGION, 92(FG4)-141(HC3), OF THE ALPHA-SUBUNIT. A POINT ...Details: THIS PROTEIN WAS CONSTRUCTED BY REPLACING MODULE M4, 97(FG4)-146(HC3), OF BETA-SUBUNIT OF HUMAN HEMOGLOBIN WITH THE CORRESPONDING REGION, 92(FG4)-141(HC3), OF THE ALPHA-SUBUNIT. A POINT MUTATION F133V(H11) WAS INTRODUCED TO INCREASE THE STABILITY.
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| Displacement parameters | Biso mean: 27.9 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refine analyze | Luzzati coordinate error obs: 0.25 Å / Luzzati d res low obs: 7 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 2.5→8 Å
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| Refine LS restraints |
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| Refine LS restraints NCS | NCS model details: STRICT | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Xplor file |
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| Software | *PLUS Name: X-PLOR / Version: 3.1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refine LS restraints | *PLUS
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Homo sapiens (human)
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