+Open data
-Basic information
Entry | Database: PDB / ID: 5hbi | ||||||
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Title | SCAPHARCA DIMERIC HEMOGLOBIN, MUTANT T72I, CO-LIGANDED FORM | ||||||
Components | HEMOGLOBIN | ||||||
Keywords | OXYGEN TRANSPORT / HEME / RESPIRATORY PROTEIN | ||||||
Function / homology | Function and homology information oxygen carrier activity / oxygen binding / response to hypoxia / heme binding / identical protein binding / metal ion binding / cytoplasm Similarity search - Function | ||||||
Biological species | Scapharca inaequivalvis (ark clam) | ||||||
Method | X-RAY DIFFRACTION / ISOMORPHOUS MOLECULAR REPLACEMENT / Resolution: 1.6 Å | ||||||
Authors | Royer Junior, W.E. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 1998 Title: Mutational destabilization of the critical interface water cluster in Scapharca dimeric hemoglobin: structural basis for altered allosteric activity. Authors: Pardanani, A. / Gambacurta, A. / Ascoli, F. / Royer Jr., W.E. #1: Journal: Proc.Natl.Acad.Sci.USA / Year: 1996 Title: Ordered Water Molecules as Key Allosteric Mediators in a Cooperative Dimeric Hemoglobin Authors: Royer Junior, W.E. / Pardanani, A. / Gibson, Q.H. / Peterson, E.S. / Friedman, J.M. #2: Journal: J.Mol.Biol. / Year: 1995 Title: A Single Mutation (Thr72-->Ile) at the Subunit Interface is Crucial for the Functional Properties of the Homodimeric Co-Operative Haemoglobin from Scapharca Inaequivalvis Authors: Gambacurta, A. / Piro, M.C. / Coletta, M. / Clementi, M.E. / Polizio, F. / Desideri, A. / Santucci, R. / Ascoli, F. #3: Journal: J.Mol.Biol. / Year: 1994 Title: High-Resolution Crystallographic Analysis of a Co-Operative Dimeric Hemoglobin Authors: Royer Junior, W.E. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5hbi.cif.gz | 74.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5hbi.ent.gz | 55.6 KB | Display | PDB format |
PDBx/mmJSON format | 5hbi.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 5hbi_validation.pdf.gz | 1 MB | Display | wwPDB validaton report |
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Full document | 5hbi_full_validation.pdf.gz | 1 MB | Display | |
Data in XML | 5hbi_validation.xml.gz | 14.8 KB | Display | |
Data in CIF | 5hbi_validation.cif.gz | 20.8 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/hb/5hbi ftp://data.pdbj.org/pub/pdb/validation_reports/hb/5hbi | HTTPS FTP |
-Related structure data
Related structure data | 4hbiC 6hbiC 7hbiC 3sdhS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-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: (-0.425781, -0.295485, -0.855219), Vector: |
-Components
#1: Protein | Mass: 15979.356 Da / Num. of mol.: 2 / Mutation: T72I Source method: isolated from a genetically manipulated source Details: SCAPHARCA DIMERIC HEMOGLOBIN, HEME GROUP, PROTOPORPHYRIN IX IRON Source: (gene. exp.) Scapharca inaequivalvis (ark clam) / Plasmid: PGAP1 / Production host: Escherichia coli (E. coli) / Strain (production host): JM105 / References: UniProt: P02213 #2: Chemical | #3: Chemical | #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: 2.26 Å3/Da / Density % sol: 45 % | |||||||||||||||
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Crystal grow | pH: 7.5 Details: PROTEIN WAS CRYSTALLIZED FROM 2.3M NA/K PHOSPHATE AT PH 7.5 | |||||||||||||||
Crystal | *PLUS | |||||||||||||||
Crystal grow | *PLUS Method: batch method / Details: Royer Junior, W.E., (1994) J.Mol.Biol., 235, 657. | |||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 293 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RUH2R / Wavelength: 1.5418 |
Detector | Type: RIGAKU / Detector: IMAGE PLATE / Date: Aug 1, 1996 |
Radiation | Monochromator: GRAPHITE(002) / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 1.6→20 Å / Num. obs: 33035 / % possible obs: 87.9 % / Observed criterion σ(I): 1 / Redundancy: 2.6 % / Rmerge(I) obs: 0.062 |
Reflection | *PLUS Num. measured all: 85575 / Rmerge(I) obs: 0.0617 |
-Processing
Software |
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Refinement | Method to determine structure: ISOMORPHOUS MOLECULAR REPLACEMENT Starting model: PDB ENTRY 3SDH Resolution: 1.6→10 Å / Cross valid method: THROUGHOUT / σ(F): 1
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Refinement step | Cycle: LAST / Resolution: 1.6→10 Å
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Refine LS restraints |
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Xplor file |
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Software | *PLUS Name: X-PLOR / Version: 3.8 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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