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Open data
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Basic information
| Entry | Database: PDB / ID: 1hac | ||||||
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| Title | CROSSLINKED HAEMOGLOBIN | ||||||
Components | (HEMOGLOBIN A) x 2 | ||||||
Keywords | OXYGEN TRANSPORT / HEME / RESPIRATORY PROTEIN / ERYTHROCYTE | ||||||
| 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 / iron ion binding / inflammatory response / heme binding / Neutrophil degranulation / extracellular space / extracellular exosome / extracellular region / metal ion binding / membrane / cytosol Similarity search - Function | ||||||
| Biological species | Homo sapiens (human) | ||||||
| Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.6 Å | ||||||
Authors | Schumacher, M.A. / Dixon, M.M. / Kluger, R. / Jones, R.T. / Brennan, R.G. | ||||||
Citation | Journal: Proc.Natl.Acad.Sci.USA / Year: 1997Title: Allosteric intermediates indicate R2 is the liganded hemoglobin end state. Authors: Schumacher, M.A. / Zheleznova, E.E. / Poundstone, K.S. / Kluger, R. / Jones, R.T. / Brennan, R.G. #1: Journal: Nature / Year: 1995Title: Allosteric Transition Intermediates Modelled by Crosslinked Haemoglobins Authors: Schumacher, M.A. / Dixon, M.M. / Kluger, R. / Jones, R.T. / Brennan, R.G. | ||||||
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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 | 1hac.cif.gz | 126.7 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb1hac.ent.gz | 99.8 KB | Display | PDB format |
| PDBx/mmJSON format | 1hac.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1hac_validation.pdf.gz | 723.8 KB | Display | wwPDB validaton report |
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| Full document | 1hac_full_validation.pdf.gz | 780.3 KB | Display | |
| Data in XML | 1hac_validation.xml.gz | 22.8 KB | Display | |
| Data in CIF | 1hac_validation.cif.gz | 31.1 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ha/1hac ftp://data.pdbj.org/pub/pdb/validation_reports/ha/1hac | HTTPS FTP |
-Related 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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| Details | THERE ARE TWO ALPHA/BETA DIMERS IN THE ASYMMETRIC UNIT. |
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Components
-Protein , 2 types, 4 molecules ACBD
| #1: Protein | Mass: 15150.353 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Details: CROSS-LINKED, CARBONMONOXY FORM / Source: (natural) Homo sapiens (human) / References: UniProt: P69905#2: Protein | Mass: 15890.198 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Details: CROSS-LINKED, CARBONMONOXY FORM / Source: (natural) Homo sapiens (human) / References: UniProt: P68871 |
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-Non-polymers , 4 types, 54 molecules 






| #3: Chemical | ChemComp-HEM / #4: Chemical | ChemComp-CMO / #5: Chemical | ChemComp-NDD / | #6: Water | ChemComp-HOH / | |
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-Details
| Has protein modification | Y |
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-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION |
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Sample preparation
| Crystal | Density Matthews: 2.97 Å3/Da / Density % sol: 58.62 % |
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| Crystal grow | *PLUS pH: 6.7 / Method: batch method |
| Components of the solutions | *PLUS Conc.: 2.4 M / Common name: sodium potassium phosphate |
-Data collection
| Diffraction | Mean temperature: 298 K |
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| Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RUH2R / Wavelength: 1.5418 |
| Detector | Type: ADSC / Detector: AREA DETECTOR |
| Radiation | Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
| Reflection | Num. obs: 19979 / Rsym value: 0.07 |
| Reflection | *PLUS Highest resolution: 2.6 Å / Num. measured all: 65290 / Rmerge(I) obs: 0.07 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Highest resolution: 2.6 Å / σ(F): 1 /
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| Refinement step | Cycle: LAST / Highest resolution: 2.6 Å
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| Refine LS restraints |
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| Software | *PLUS Name: TNT / Classification: refinement | ||||||||||||||||||||||||||||||
| Refinement | *PLUS Highest resolution: 2.6 Å / Lowest resolution: 10 Å / Rfactor obs: 0.154 | ||||||||||||||||||||||||||||||
| Solvent computation | *PLUS | ||||||||||||||||||||||||||||||
| Displacement parameters | *PLUS |
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About Yorodumi




Homo sapiens (human)
X-RAY DIFFRACTION
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