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- PDB-3gqf: Structural and Biophysical Properties of the Pathogenic SOD1 Vari... -

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Basic information

Entry
Database: PDB / ID: 3gqf
TitleStructural and Biophysical Properties of the Pathogenic SOD1 Variant H46R/H48Q
ComponentsSuperoxide dismutase [Cu-Zn]
KeywordsOXIDOREDUCTASE / HUMAN CU-ZN SUPEROXIDE DISMUTASE / SUPEROXIDE ACCEPTOR / FAMILIAL AMYOTROPHIC LATERAL SCLEROSIS MUTANT / Acetylation / Amyotrophic lateral sclerosis / Antioxidant / Copper / Cytoplasm / Disease mutation / Disulfide bond / Metal-binding / Phosphoprotein / Ubl conjugation / Zinc
Function / homology
Function and homology information


action potential initiation / neurofilament cytoskeleton organization / positive regulation of oxidative stress-induced intrinsic apoptotic signaling pathway / protein phosphatase 2B binding / regulation of organ growth / relaxation of vascular associated smooth muscle / response to superoxide / retrograde axonal transport / anterograde axonal transport / peripheral nervous system myelin maintenance ...action potential initiation / neurofilament cytoskeleton organization / positive regulation of oxidative stress-induced intrinsic apoptotic signaling pathway / protein phosphatase 2B binding / regulation of organ growth / relaxation of vascular associated smooth muscle / response to superoxide / retrograde axonal transport / anterograde axonal transport / peripheral nervous system myelin maintenance / regulation of protein kinase activity / regulation of T cell differentiation in thymus / retina homeostasis / superoxide anion generation / negative regulation of cholesterol biosynthetic process / auditory receptor cell stereocilium organization / hydrogen peroxide biosynthetic process / myeloid cell homeostasis / positive regulation of catalytic activity / muscle cell cellular homeostasis / regulation of GTPase activity / heart contraction / superoxide metabolic process / superoxide dismutase / negative regulation of reproductive process / Detoxification of Reactive Oxygen Species / negative regulation of developmental process / transmission of nerve impulse / superoxide dismutase activity / : / neuronal action potential / regulation of multicellular organism growth / response to axon injury / ectopic germ cell programmed cell death / positive regulation of superoxide anion generation / ovarian follicle development / positive regulation of phagocytosis / axon cytoplasm / glutathione metabolic process / embryo implantation / dendrite cytoplasm / Gene and protein expression by JAK-STAT signaling after Interleukin-12 stimulation / removal of superoxide radicals / reactive oxygen species metabolic process / thymus development / regulation of mitochondrial membrane potential / positive regulation of cytokine production / placenta development / locomotory behavior / determination of adult lifespan / sensory perception of sound / regulation of blood pressure / negative regulation of inflammatory response / response to hydrogen peroxide / mitochondrial intermembrane space / small GTPase binding / Platelet degranulation / peroxisome / protein-folding chaperone binding / gene expression / response to heat / cytoplasmic vesicle / spermatogenesis / response to ethanol / intracellular iron ion homeostasis / negative regulation of neuron apoptotic process / positive regulation of MAPK cascade / mitochondrial matrix / response to xenobiotic stimulus / positive regulation of apoptotic process / copper ion binding / neuronal cell body / apoptotic process / protein-containing complex / mitochondrion / extracellular space / zinc ion binding / extracellular exosome / extracellular region / nucleoplasm / identical protein binding / nucleus / cytoplasm / cytosol
Similarity search - Function
Superoxide dismutase, copper/zinc binding domain / Copper/Zinc superoxide dismutase signature 1. / Superoxide dismutase, copper/zinc, binding site / Copper/Zinc superoxide dismutase signature 2. / Superoxide dismutase, copper/zinc binding domain / Copper/zinc superoxide dismutase (SODC) / Superoxide dismutase (Cu/Zn) / superoxide dismutase copper chaperone / Superoxide dismutase-like, copper/zinc binding domain superfamily / Immunoglobulin-like / Sandwich / Mainly Beta
Similarity search - Domain/homology
Superoxide dismutase [Cu-Zn]
Similarity search - Component
Biological speciesHomo sapiens (human)
MethodX-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 2.2 Å
AuthorsWinkler, D.D. / Schuermann, J.P. / Hart, P.J.
CitationJournal: Biochemistry / Year: 2009
Title: Structural and biophysical properties of the pathogenic SOD1 variant H46R/H48Q.
Authors: Winkler, D.D. / Schuermann, J.P. / Cao, X. / Holloway, S.P. / Borchelt, D.R. / Carroll, M.C. / Proescher, J.B. / Culotta, V.C. / Hart, P.J.
History
DepositionMar 24, 2009Deposition site: RCSB / Processing site: RCSB
Revision 1.0Apr 7, 2009Provider: repository / Type: Initial release
Revision 1.1Jul 13, 2011Group: Version format compliance
Revision 1.2Oct 20, 2021Group: Database references / Derived calculations / Category: database_2 / struct_ref_seq_dif / struct_site
Item: _database_2.pdbx_DOI / _database_2.pdbx_database_accession ..._database_2.pdbx_DOI / _database_2.pdbx_database_accession / _struct_ref_seq_dif.details / _struct_site.pdbx_auth_asym_id / _struct_site.pdbx_auth_comp_id / _struct_site.pdbx_auth_seq_id
Revision 1.3Sep 6, 2023Group: Data collection / Refinement description
Category: chem_comp_atom / chem_comp_bond / pdbx_initial_refinement_model

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Structure visualization

Structure viewerMolecule:
MolmilJmol/JSmol

Downloads & links

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Assembly

Deposited unit
A: Superoxide dismutase [Cu-Zn]
B: Superoxide dismutase [Cu-Zn]
C: Superoxide dismutase [Cu-Zn]
D: Superoxide dismutase [Cu-Zn]
E: Superoxide dismutase [Cu-Zn]
F: Superoxide dismutase [Cu-Zn]
hetero molecules


Theoretical massNumber of molelcules
Total (without water)95,61217
Polymers95,0206
Non-polymers59311
Water8,971498
1
A: Superoxide dismutase [Cu-Zn]
B: Superoxide dismutase [Cu-Zn]
hetero molecules


Theoretical massNumber of molelcules
Total (without water)31,8846
Polymers31,6732
Non-polymers2114
Water362
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
Buried area1560 Å2
ΔGint-35 kcal/mol
Surface area14070 Å2
MethodPISA
2
C: Superoxide dismutase [Cu-Zn]
D: Superoxide dismutase [Cu-Zn]
hetero molecules


Theoretical massNumber of molelcules
Total (without water)31,8846
Polymers31,6732
Non-polymers2114
Water362
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
Buried area1570 Å2
ΔGint-33 kcal/mol
Surface area13930 Å2
MethodPISA
3
E: Superoxide dismutase [Cu-Zn]
F: Superoxide dismutase [Cu-Zn]
hetero molecules


Theoretical massNumber of molelcules
Total (without water)31,8445
Polymers31,6732
Non-polymers1713
Water362
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
Buried area1460 Å2
ΔGint-23 kcal/mol
Surface area13950 Å2
MethodPISA
Unit cell
Length a, b, c (Å)112.576, 194.331, 143.179
Angle α, β, γ (deg.)90.00, 90.00, 90.00
Int Tables number20
Space group name H-MC2221
Components on special symmetry positions
IDModelComponents
11F-424-

HOH

DetailsDIMER

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Components

#1: Protein
Superoxide dismutase [Cu-Zn]


Mass: 15836.590 Da / Num. of mol.: 6 / Mutation: H46R, H48Q
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Homo sapiens (human) / Gene: SOD1 / Plasmid: YEP351 / Production host: Saccharomyces cerevisiae (brewer's yeast) / Strain (production host): EG118 / References: UniProt: P00441, superoxide dismutase
#2: Chemical
ChemComp-ZN / ZINC ION


Mass: 65.409 Da / Num. of mol.: 6 / Source method: obtained synthetically / Formula: Zn
#3: Chemical
ChemComp-CA / CALCIUM ION


Mass: 40.078 Da / Num. of mol.: 5 / Source method: obtained synthetically / Formula: Ca
#4: Water ChemComp-HOH / water


Mass: 18.015 Da / Num. of mol.: 498 / Source method: isolated from a natural source / Formula: H2O

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Experimental details

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Experiment

ExperimentMethod: X-RAY DIFFRACTION / Number of used crystals: 1

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Sample preparation

CrystalDensity Matthews: 4.12 Å3/Da / Density % sol: 70.15 %
Crystal growTemperature: 297 K / Method: vapor diffusion, hanging drop / pH: 8
Details: 20% polyethylene glycol 1000, imidazole pH 8.0, calcium acetate, VAPOR DIFFUSION, HANGING DROP, temperature 297K

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Data collection

DiffractionMean temperature: 100 K
Diffraction sourceSource: ROTATING ANODE / Type: RIGAKU MICROMAX-007 HF / Wavelength: 1.5418 Å
DetectorType: RIGAKU RAXIS VII / Detector: IMAGE PLATE / Date: Apr 5, 2007 / Details: mirrors
RadiationMonochromator: CONFOCAL OPTICS / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelengthWavelength: 1.5418 Å / Relative weight: 1
ReflectionResolution: 2.2→50 Å / Num. obs: 79657 / % possible obs: 99.8 % / Redundancy: 4.5 % / Biso Wilson estimate: 35.8 Å2 / Rsym value: 0.088 / Net I/σ(I): 14.7
Reflection shellResolution: 2.2→2.28 Å / Redundancy: 4.4 % / Mean I/σ(I) obs: 2.9 / Num. unique all: 7908 / Rsym value: 0.503 / % possible all: 100

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Processing

Software
NameVersionClassification
CrystalCleardata collection
MOLREPphasing
REFMAC5.2.0019refinement
HKL-2000data reduction
HKL-2000data scaling
RefinementMethod to determine structure: MOLECULAR REPLACEMENT
Starting model: PDB entry 1AZV
Resolution: 2.2→28.07 Å / Cor.coef. Fo:Fc: 0.945 / Cor.coef. Fo:Fc free: 0.926 / Isotropic thermal model: isotropic / Cross valid method: THROUGHOUT / ESU R: 0.179 / ESU R Free: 0.167 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
RfactorNum. reflection% reflectionSelection details
Rfree0.24229 3992 5 %RANDOM
Rwork0.20512 ---
obs0.20699 75634 99.79 %-
Solvent computationIon probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK
Displacement parametersBiso mean: 31.667 Å2
Baniso -1Baniso -2Baniso -3
1--0.15 Å20 Å20 Å2
2---0.05 Å20 Å2
3---0.2 Å2
Refinement stepCycle: LAST / Resolution: 2.2→28.07 Å
ProteinNucleic acidLigandSolventTotal
Num. atoms6660 0 11 498 7169
Refine LS restraints
Refine-IDTypeDev idealDev ideal targetNumber
X-RAY DIFFRACTIONr_bond_refined_d0.0110.0216760
X-RAY DIFFRACTIONr_bond_other_d
X-RAY DIFFRACTIONr_angle_refined_deg1.2931.9529116
X-RAY DIFFRACTIONr_angle_other_deg
X-RAY DIFFRACTIONr_dihedral_angle_1_deg6.1215912
X-RAY DIFFRACTIONr_dihedral_angle_2_deg42.63225.625288
X-RAY DIFFRACTIONr_dihedral_angle_3_deg16.127151128
X-RAY DIFFRACTIONr_dihedral_angle_4_deg12.5021530
X-RAY DIFFRACTIONr_chiral_restr0.090.21008
X-RAY DIFFRACTIONr_gen_planes_refined0.0040.025154
X-RAY DIFFRACTIONr_gen_planes_other
X-RAY DIFFRACTIONr_nbd_refined0.1770.22852
X-RAY DIFFRACTIONr_nbd_other
X-RAY DIFFRACTIONr_nbtor_refined0.2960.24519
X-RAY DIFFRACTIONr_nbtor_other
X-RAY DIFFRACTIONr_xyhbond_nbd_refined0.1440.2520
X-RAY DIFFRACTIONr_xyhbond_nbd_other
X-RAY DIFFRACTIONr_metal_ion_refined0.1010.217
X-RAY DIFFRACTIONr_metal_ion_other
X-RAY DIFFRACTIONr_symmetry_vdw_refined0.160.255
X-RAY DIFFRACTIONr_symmetry_vdw_other
X-RAY DIFFRACTIONr_symmetry_hbond_refined0.1520.225
X-RAY DIFFRACTIONr_symmetry_hbond_other
X-RAY DIFFRACTIONr_symmetry_metal_ion_refined
X-RAY DIFFRACTIONr_symmetry_metal_ion_other
X-RAY DIFFRACTIONr_mcbond_it0.7621.54470
X-RAY DIFFRACTIONr_mcbond_other
X-RAY DIFFRACTIONr_mcangle_it1.44127104
X-RAY DIFFRACTIONr_scbond_it2.0632290
X-RAY DIFFRACTIONr_scangle_it3.4154.52012
X-RAY DIFFRACTIONr_rigid_bond_restr
X-RAY DIFFRACTIONr_sphericity_free
X-RAY DIFFRACTIONr_sphericity_bonded
LS refinement shellResolution: 2.2→2.255 Å / Total num. of bins used: 20
RfactorNum. reflection% reflection
Rfree0.277 289 -
Rwork0.245 5502 -
obs-5502 99.64 %

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