+
Open data
-
Basic information
Entry | Database: PDB / ID: 2zlx | ||||||
---|---|---|---|---|---|---|---|
Title | Horse methemoglobin high salt, pH 7.0 (66% relative humidity) | ||||||
![]() |
| ||||||
![]() | Oxygen storage / Oxygen transport / protein hydration / allosteric transitions / variability in quaternary structure / solvent content and crystal structure / water-mediated transformation / Heme / Iron / Metal-binding / Polymorphism / Transport | ||||||
Function / homology | ![]() hemoglobin alpha binding / haptoglobin binding / haptoglobin-hemoglobin complex / organic acid binding / hemoglobin complex / hydrogen peroxide catabolic process / oxygen carrier activity / oxygen binding / peroxidase activity / blood microparticle ...hemoglobin alpha binding / haptoglobin binding / haptoglobin-hemoglobin complex / organic acid binding / hemoglobin complex / hydrogen peroxide catabolic process / oxygen carrier activity / oxygen binding / peroxidase activity / blood microparticle / iron ion binding / heme binding / metal ion binding Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Kaushal, P.S. / Sankaranarayanan, R. / Vijayan, M. | ||||||
![]() | ![]() Title: Water-mediated variability in the structure of relaxed-state haemoglobin Authors: Kaushal, P.S. / Sankaranarayanan, R. / Vijayan, M. #1: ![]() Title: A new relaxed state in horse methemoglobin characterized by crystallographic studies Authors: Sankaranarayanan, R. / Biswal, B.K. / Vijayan, M. #2: ![]() Title: Structures of human oxy- and deoxyhaemoglobin at different levels of humidity: variability in the T state Authors: Biswal, B.K. / Vijayan, M. #3: ![]() Title: Structure of human methaemoglobin: The variation of a theme Authors: Biswal, B.K. / Vijayan, M. #4: ![]() Title: The structure of hemoglobin III: Direct determination of the molecular transform Authors: Perutz, M.F. #5: ![]() Title: Discontinuous lattice changes in hemoglobin crystal Authors: Huxley, H.E. / Kendrew, J.C. | ||||||
History |
|
-
Structure visualization
Structure viewer | Molecule: ![]() ![]() |
---|
-
Downloads & links
-
Download
PDBx/mmCIF format | ![]() | 121.9 KB | Display | ![]() |
---|---|---|---|---|
PDB format | ![]() | 96.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.6 MB | Display | ![]() |
---|---|---|---|---|
Full document | ![]() | 1.7 MB | Display | |
Data in XML | ![]() | 25.8 KB | Display | |
Data in CIF | ![]() | 32.8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2zltC ![]() 2zluC ![]() 2zlvC ![]() 2zlwC ![]() 2mhbS C: citing same article ( S: Starting model for refinement |
---|---|
Similar structure data |
-
Links
-
Assembly
Deposited unit | ![]()
| ||||||||
---|---|---|---|---|---|---|---|---|---|
1 | ![]()
| ||||||||
2 | ![]()
| ||||||||
Unit cell |
|
-
Components
#1: Protein | Mass: 15138.280 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() #2: Protein | Mass: 16032.274 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() #3: Chemical | ChemComp-HEM / |
---|
-Experimental details
-Experiment
Experiment | Method: ![]() |
---|
-
Sample preparation
Crystal | Density Matthews: 2.42 Å3/Da / Density % sol: 49.28 % |
---|---|
Crystal grow | Temperature: 298 K / Method: liquid diffusion / pH: 7 Details: 2.6M ammonium sulfate, 0.01M ammonium phosphate, pH 7.0, LIQUID DIFFUSION, temperature 298.0K |
-Data collection
Diffraction | Mean temperature: 298 K |
---|---|
Diffraction source | Source: ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Apr 25, 2003 / Details: OSMIC MIRROR |
Radiation | Monochromator: GRAPHITE / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.8→20 Å / Num. obs: 11560 / % possible obs: 77.7 % / Redundancy: 1.5 % / Biso Wilson estimate: 44.9 Å2 / Rmerge(I) obs: 0.173 / Net I/σ(I): 3.2 |
Reflection shell | Resolution: 2.8→2.9 Å / Rmerge(I) obs: 0.344 / Mean I/σ(I) obs: 2.1 / Num. unique all: 1227 / % possible all: 82.2 |
-
Processing
Software |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2MHB Resolution: 2.8→19.54 Å / Cor.coef. Fo:Fc: 0.892 / Cor.coef. Fo:Fc free: 0.85 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R Free: 0.578 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 32.351 Å2
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.8→19.54 Å
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 2.8→2.871 Å / Total num. of bins used: 20
|