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Open data
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Basic information
Entry | Database: PDB / ID: 1hac | ||||||
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Title | CROSSLINKED HAEMOGLOBIN | ||||||
![]() | (HEMOGLOBIN A) x 2 | ||||||
![]() | OXYGEN TRANSPORT / HEME / RESPIRATORY PROTEIN / ERYTHROCYTE | ||||||
Function / homology | ![]() nitric oxide transport / hemoglobin binding / hemoglobin alpha binding / haptoglobin binding / haptoglobin-hemoglobin complex / renal absorption / organic acid binding / hemoglobin complex / oxygen transport / Scavenging of heme from plasma ...nitric oxide transport / hemoglobin binding / hemoglobin alpha binding / haptoglobin binding / haptoglobin-hemoglobin complex / renal absorption / organic acid binding / hemoglobin complex / oxygen transport / Scavenging of heme from plasma / endocytic vesicle lumen / blood vessel diameter maintenance / hydrogen peroxide catabolic process / oxygen carrier activity / Late endosomal microautophagy / Heme signaling / carbon dioxide transport / response to hydrogen peroxide / Erythrocytes take up oxygen and release carbon dioxide / Erythrocytes take up carbon dioxide and release oxygen / Cytoprotection by HMOX1 / oxygen binding / regulation of blood pressure / platelet aggregation / Chaperone Mediated Autophagy / peroxidase activity / positive regulation of nitric oxide biosynthetic process / tertiary granule lumen / Factors involved in megakaryocyte development and platelet production / ficolin-1-rich granule lumen / blood microparticle / iron ion binding / heme binding / Neutrophil degranulation / extracellular space / extracellular exosome / extracellular region / membrane / metal ion binding / cytosol Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Schumacher, M.A. / Dixon, M.M. / Kluger, R. / Jones, R.T. / Brennan, R.G. | ||||||
![]() | ![]() Title: 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: ![]() Title: Allosteric Transition Intermediates Modelled by Crosslinked Haemoglobins Authors: Schumacher, M.A. / Dixon, M.M. / Kluger, R. / Jones, R.T. / Brennan, R.G. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 121.4 KB | Display | ![]() |
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PDB format | ![]() | 101.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 706.7 KB | Display | ![]() |
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Full document | ![]() | 763.3 KB | Display | |
Data in XML | ![]() | 22.7 KB | Display | |
Data in CIF | ![]() | 31 KB | Display | |
Arichive directory | ![]() ![]() | 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) ![]() #2: Protein | Mass: 15890.198 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Details: CROSS-LINKED, CARBONMONOXY FORM / Source: (natural) ![]() |
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-Non-polymers , 4 types, 54 molecules ![](data/chem/img/HEM.gif)
![](data/chem/img/CMO.gif)
![](data/chem/img/NDD.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/CMO.gif)
![](data/chem/img/NDD.gif)
![](data/chem/img/HOH.gif)
#3: Chemical | ChemComp-HEM / #4: Chemical | ChemComp-CMO / #5: Chemical | ChemComp-NDD / | #6: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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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: ![]() |
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: ![]()
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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 |