- PDB-2w2s: Structure of the Lagos bat virus matrix protein -
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Open data
ID or keywords:
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Basic information
Entry
Database: PDB / ID: 2w2s
Title
Structure of the Lagos bat virus matrix protein
Components
MATRIX PROTEIN
Keywords
VIRAL PROTEIN / VIRAL ASSEMBLY / VIRAL MORPHOGENESIS / LAGOS BAT VIRUS / POLYMER / MATRIX PROTEIN / VSV
Function / homology
Function and homology information
host cell endomembrane system / viral budding via host ESCRT complex / structural constituent of virion / viral envelope / virion membrane / membrane Similarity search - Function
Rhabdovirus matrix protein M2 / Rhabdovirus matrix protein M / Rhabdovirus matrix protein superfamily / Rhabdovirus matrix protein M2 / VSV matrix protein / Roll / Alpha Beta Similarity search - Domain/homology
SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED.
THE PROTEIN IS A NON-COVALENT LINEAR POLYMER WHERE GLOBULAR DOMAINS (RESIDUES ARE 48-202) ARE NON-COVALENTLY ASSOCIATED BY A FLEXIBLE LINKER, WITH RESIDUES 30-37 MEDIATING THE INTER-MOLECULAR INTERACTION. RESIDUES 30-37, WHICH INTERACT WITH THE GLOBULAR DOMAIN (RESIDUES 48-202) IN THE LOOPS BETWEEN BETA SHEET 1 TO ALPHA HELIX 1 AND BETA SHEET 2 TO BETA SHEET 3, ARE NOT COVALENTLY LINKED TO THIS GLOBULAR DOMAIN. RATHER, THEY ARE COVALENTLY LINKED TO AN ADJACENT GLOBULAR DOMAIN IN THE CRYSTAL RELATED BY THE SYMMETRY OPERATOR [1+X-Y,1-Y,1-Z]. REPEATED, THIS INTER-MOLECULAR INTERACTION GIVES RISE TO LINEAR POLYMERS OF THE M PROTEIN WHERE MOLECULES ARE NON-COVALENTLY LINKED VIA THE INTERACTION BETWEEN RESIDUES 30-37 AND THE GLOBULAR DOMAIN. IN ORDER TO GENERATE THE LINEAR POLYMER THE FOLLOWING TRANSFORMATION MATRIX SHOULD BE APPLIED: RX RY RZ T 1.0000 0.0000 0.0000 28.4350 0.0000 -1.0000 0.0000 49.2510 0.0000 0.0000 -1.0000 187.9100
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Components
#1: Protein
MATRIXPROTEIN / LAGOS BAT VIRUS MATRIX PROTEIN
Mass: 23177.535 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) LAGOS BAT VIRUS Description: ISOLATE 8619NGA, GENOTYPE 2, ISOLATED FROM A FRUGIVOROUS BAT IN NIGERIA (BOULGER, L. R., AND J. S. PORTEFIELD. 1958. ISOLATION OF A VIRUS FROM NIGERIAN FRUIT BATS. TRANS.R.SOC.TROP.MED.HYG. 52\:421-424.) Plasmid: POPINS / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): ROSETTA PLYSS / References: UniProt: Q6JAM6
Has protein modification
Y
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 1.91 Å3/Da / Density % sol: 35.61 % / Description: NONE
Crystal grow
Method: vapor diffusion, sitting drop / pH: 4 Details: SITTING DROPS CONTAINING 100 NL OF 1.1 MG/ML PROTEIN AND 100 NL OF RESERVOIR SOLUTION (100 MM CITRATE PH 4.0 AND 10%(W/V) POLYETHYLENE GLYCOL (PEG) 6000) WERE EQUILIBRATED AGAINST 95 UL ...Details: SITTING DROPS CONTAINING 100 NL OF 1.1 MG/ML PROTEIN AND 100 NL OF RESERVOIR SOLUTION (100 MM CITRATE PH 4.0 AND 10%(W/V) POLYETHYLENE GLYCOL (PEG) 6000) WERE EQUILIBRATED AGAINST 95 UL RESERVOIRS AT 20.5C. CRYSTALS WERE CRYOPROTECTED BY BRIEF IMMERSION IN RESERVOIR SOLUTION SUPPLEMENTED WITH 25% V/V GLYCEROL.
Type: MARRESEARCH / Detector: CCD / Date: Nov 4, 2006 / Details: KB PAIR PT COATED SI MIRRORS
Radiation
Monochromator: SI (111) CRYSTAL / Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelength
Wavelength: 0.8726 Å / Relative weight: 1
Reflection
Resolution: 2.75→38.72 Å / Num. obs: 5164 / % possible obs: 99.6 % / Observed criterion σ(I): -3 / Redundancy: 6.2 % / Biso Wilson estimate: 59.7 Å2 / Rmerge(I) obs: 0.13 / Net I/σ(I): 10.2
Reflection shell
Resolution: 2.75→2.82 Å / Redundancy: 5.4 % / Rmerge(I) obs: 0.77 / Mean I/σ(I) obs: 2.2 / % possible all: 99.4
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Processing
Software
Name
Version
Classification
REFMAC
5.4.0077
refinement
XDS
datareduction
SCALA
datascaling
autoSHARP
phasing
Refinement
Method to determine structure: MAD Starting model: NONE Resolution: 2.75→38.72 Å / Cor.coef. Fo:Fc: 0.934 / Cor.coef. Fo:Fc free: 0.893 / SU B: 29.934 / SU ML: 0.269 / Cross valid method: THROUGHOUT / ESU R Free: 0.374 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.255
291
5.6 %
RANDOM
Rwork
0.207
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obs
0.21
4862
99.3 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK