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Open data
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Basic information
Entry | Database: PDB / ID: 4r1b | ||||||
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Title | Crystal Structure of 3D7 strain Plasmodium falciparum AMA1 | ||||||
![]() | Apical membrane antigen 1, AMA1 | ||||||
![]() | CELL INVASION / PAN fold / erythrocyte invasion by merozoites / RON2 / Moving junction complex | ||||||
Function / homology | ![]() apical complex / microneme / host cell surface binding / symbiont entry into host / membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Lim, S.S. / Norton, R.S. / McGowan, S. | ||||||
![]() | ![]() Title: Structure and Dynamics of Apical Membrane Antigen 1 from Plasmodium falciparum FVO. Authors: Lim, S.S. / Yang, W. / Krishnarjuna, B. / Kannan Sivaraman, K. / Chandrashekaran, I.R. / Kass, I. / MacRaild, C.A. / Devine, S.M. / Debono, C.O. / Anders, R.F. / Scanlon, M.J. / Scammells, P. ...Authors: Lim, S.S. / Yang, W. / Krishnarjuna, B. / Kannan Sivaraman, K. / Chandrashekaran, I.R. / Kass, I. / MacRaild, C.A. / Devine, S.M. / Debono, C.O. / Anders, R.F. / Scanlon, M.J. / Scammells, P.J. / Norton, R.S. / McGowan, S. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 139 KB | Display | ![]() |
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PDB format | ![]() | 107.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 423.4 KB | Display | ![]() |
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Full document | ![]() | 427.2 KB | Display | |
Data in XML | ![]() | 15.3 KB | Display | |
Data in CIF | ![]() | 22.8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 4r19C ![]() 4r1aC ![]() 4r1cC ![]() 1z40S C: citing same article ( S: Starting model for refinement |
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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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Components on special symmetry positions |
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Components
#1: Protein | Mass: 38360.047 Da / Num. of mol.: 1 / Fragment: UNP residues 104-438 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
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#2: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2 Å3/Da / Density % sol: 38.61 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 6 Details: 12-15% (v/v) polyethylene glycol 3350, 0.02 M MES and 10 mM manganese chloride. Crystals were dehydrated overnight in reservoir solution with increased (35%) (v/v) polyethylene glycol 3350 ...Details: 12-15% (v/v) polyethylene glycol 3350, 0.02 M MES and 10 mM manganese chloride. Crystals were dehydrated overnight in reservoir solution with increased (35%) (v/v) polyethylene glycol 3350 before cryo-stabilisation in 38% (v/v) polyethylene glycol 3350, 0.088 M MES (pH 6.0) and 44 mM manganese chloride for 6-8 h prior to data collection. MilliQ water was added to the stabilisation solution, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Nov 30, 2013 |
Radiation | Monochromator: DOUBLE CRYSTAL SILICON 111 / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9537 Å / Relative weight: 1 |
Reflection | Resolution: 1.6→41.07 Å / Num. obs: 40241 / % possible obs: 100 % / Observed criterion σ(I): 8 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ID: 1Z40 Resolution: 1.6→37.454 Å / SU ML: 0.17 / σ(F): 1.34 / Phase error: 21.22 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.6→37.454 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: -26.3118 Å / Origin y: 11.5211 Å / Origin z: 104.7439 Å
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Refinement TLS group | Selection details: all |