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- PDB-6ibk: Crystal structure of human alpha-galactosidase A in complex with ... -

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Basic information

Entry
Database: PDB / ID: 6ibk
TitleCrystal structure of human alpha-galactosidase A in complex with alpha-galactose configured cyclosulfamidate ME763
ComponentsAlpha-galactosidase A
KeywordsHYDROLASE / glycosidase / galactose / carbohydrate
Function / homology
Function and homology information


negative regulation of nitric-oxide synthase activity / glycosylceramide catabolic process / alpha-galactosidase / glycosphingolipid catabolic process / alpha-galactosidase activity / oligosaccharide metabolic process / glycoside catabolic process / negative regulation of nitric oxide biosynthetic process / Glycosphingolipid catabolism / catalytic activity ...negative regulation of nitric-oxide synthase activity / glycosylceramide catabolic process / alpha-galactosidase / glycosphingolipid catabolic process / alpha-galactosidase activity / oligosaccharide metabolic process / glycoside catabolic process / negative regulation of nitric oxide biosynthetic process / Glycosphingolipid catabolism / catalytic activity / lysosomal lumen / azurophil granule lumen / lysosome / hydrolase activity / signaling receptor binding / Neutrophil degranulation / Golgi apparatus / protein homodimerization activity / extracellular exosome / extracellular region / membrane / cytoplasm
Similarity search - Function
Alpha galactosidase A, C-terminal beta-sandwich domain / Alpha galactosidase A C-terminal beta sandwich domain / Alpha galactosidase A / Glycoside hydrolase, family 27 / Glycoside hydrolase family 27/36, conserved site / Alpha-galactosidase signature. / Golgi alpha-mannosidase II / Glycosyl hydrolase, all-beta / Aldolase class I / Aldolase-type TIM barrel ...Alpha galactosidase A, C-terminal beta-sandwich domain / Alpha galactosidase A C-terminal beta sandwich domain / Alpha galactosidase A / Glycoside hydrolase, family 27 / Glycoside hydrolase family 27/36, conserved site / Alpha-galactosidase signature. / Golgi alpha-mannosidase II / Glycosyl hydrolase, all-beta / Aldolase class I / Aldolase-type TIM barrel / Glycoside hydrolase superfamily / TIM Barrel / Alpha-Beta Barrel / Immunoglobulin-like / Sandwich / Mainly Beta / Alpha Beta
Similarity search - Domain/homology
ACETATE ION / DI(HYDROXYETHYL)ETHER / Chem-YTW / Alpha-galactosidase A
Similarity search - Component
Biological speciesHomo sapiens (human)
MethodX-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.99 Å
AuthorsRowland, R.J. / Wu, L. / Davies, G.J.
Funding support United Kingdom, 1items
OrganizationGrant numberCountry
Biotechnology and Biological Sciences Research Council United Kingdom
CitationJournal: Chem Sci / Year: 2019
Title: Alpha-d-Gal-cyclophellitol cyclosulfamidate is a Michaelis complex analog that stabilizes therapeutic lysosomal alpha-galactosidase A in Fabry disease
Authors: Artola, M. / Hedberg, C. / Rowland, R.J. / Wu, L. / Raich, L. / Ferraz, M.J. / Kytidou, K. / Marel, G.A. / Codee, J.D.C. / Rovira, C. / Aerts, J.M.F.G. / Davies, G.J. / Overkleeft, H.S.
History
DepositionNov 30, 2018Deposition site: PDBE / Processing site: PDBE
Revision 1.0Oct 9, 2019Provider: repository / Type: Initial release
Revision 2.0Jul 29, 2020Group: Atomic model / Data collection ...Atomic model / Data collection / Derived calculations / Structure summary
Category: atom_site / chem_comp ...atom_site / chem_comp / entity / pdbx_branch_scheme / pdbx_chem_comp_identifier / pdbx_entity_branch / pdbx_entity_branch_descriptor / pdbx_entity_branch_link / pdbx_entity_branch_list / pdbx_entity_nonpoly / pdbx_nonpoly_scheme / pdbx_struct_assembly_gen / pdbx_struct_special_symmetry / struct_asym / struct_conn / struct_site / struct_site_gen
Item: _atom_site.B_iso_or_equiv / _atom_site.Cartn_x ..._atom_site.B_iso_or_equiv / _atom_site.Cartn_x / _atom_site.Cartn_y / _atom_site.Cartn_z / _atom_site.auth_asym_id / _atom_site.auth_atom_id / _atom_site.auth_comp_id / _atom_site.auth_seq_id / _atom_site.label_asym_id / _atom_site.label_atom_id / _atom_site.label_comp_id / _atom_site.label_entity_id / _atom_site.occupancy / _atom_site.type_symbol / _chem_comp.name / _chem_comp.type / _pdbx_struct_assembly_gen.asym_id_list / _pdbx_struct_special_symmetry.label_asym_id / _struct_conn.pdbx_role / _struct_conn.ptnr1_auth_asym_id / _struct_conn.ptnr1_auth_seq_id / _struct_conn.ptnr1_label_asym_id / _struct_conn.ptnr2_auth_asym_id / _struct_conn.ptnr2_auth_seq_id / _struct_conn.ptnr2_label_asym_id
Description: Carbohydrate remediation / Provider: repository / Type: Remediation
Revision 2.1Jan 24, 2024Group: Data collection / Database references ...Data collection / Database references / Derived calculations / Refinement description / Structure summary
Category: chem_comp / chem_comp_atom ...chem_comp / chem_comp_atom / chem_comp_bond / database_2 / pdbx_initial_refinement_model / struct_conn
Item: _chem_comp.pdbx_synonyms / _database_2.pdbx_DOI ..._chem_comp.pdbx_synonyms / _database_2.pdbx_DOI / _database_2.pdbx_database_accession / _struct_conn.pdbx_leaving_atom_flag
Revision 2.2Oct 16, 2024Group: Structure summary / Category: pdbx_entry_details / pdbx_modification_feature

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Structure visualization

Structure viewerMolecule:
MolmilJmol/JSmol

Downloads & links

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Assembly

Deposited unit
A: Alpha-galactosidase A
B: Alpha-galactosidase A
hetero molecules


Theoretical massNumber of molelcules
Total (without water)97,12541
Polymers90,7892
Non-polymers6,33639
Water4,936274
1


  • Idetical with deposited unit
  • defined by author&software
  • Evidence: gel filtration, single peak on gel filtration
TypeNameSymmetry operationNumber
identity operation1_555x,y,z1
Buried area11860 Å2
ΔGint-26 kcal/mol
Surface area30930 Å2
MethodPISA
Unit cell
Length a, b, c (Å)90.570, 90.570, 216.460
Angle α, β, γ (deg.)90.00, 90.00, 120.00
Int Tables number154
Space group name H-MP3221
Components on special symmetry positions
IDModelComponents
11A-747-

HOH

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Components

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Protein , 1 types, 2 molecules AB

#1: Protein Alpha-galactosidase A / Alpha-D-galactosidase A / Alpha-D-galactoside galactohydrolase / Melibiase


Mass: 45394.543 Da / Num. of mol.: 2
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Homo sapiens (human) / Gene: GLA / Production host: Cricetulus griseus (Chinese hamster) / References: UniProt: P06280, alpha-galactosidase

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Sugars , 5 types, 6 molecules

#2: Polysaccharide alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1- ...alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose


Type: oligosaccharide / Mass: 748.682 Da / Num. of mol.: 1 / Source method: obtained synthetically
DescriptorTypeProgram
DManpa1-3DManpb1-4DGlcpNAcb1-4DGlcpNAcb1-Glycam Condensed SequenceGMML 1.0
WURCS=2.0/3,4,3/[a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5]/1-1-2-3/a4-b1_b4-c1_c3-d1WURCSPDB2Glycan 1.1.0
[]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-Manp]{[(3+1)][a-D-Manp]{}}}}}LINUCSPDB-CARE
#3: Polysaccharide beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta- ...beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose


Type: oligosaccharide / Mass: 586.542 Da / Num. of mol.: 1 / Source method: obtained synthetically
DescriptorTypeProgram
DManpb1-4DGlcpNAcb1-4DGlcpNAcb1-Glycam Condensed SequenceGMML 1.0
WURCS=2.0/2,3,2/[a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5]/1-1-2/a4-b1_b4-c1WURCSPDB2Glycan 1.1.0
[]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-Manp]{}}}}LINUCSPDB-CARE
#4: Polysaccharide 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose


Type: oligosaccharide / Mass: 424.401 Da / Num. of mol.: 2 / Source method: obtained synthetically
DescriptorTypeProgram
DGlcpNAcb1-4DGlcpNAcb1-Glycam Condensed SequenceGMML 1.0
WURCS=2.0/1,2,1/[a2122h-1b_1-5_2*NCC/3=O]/1-1/a4-b1WURCSPDB2Glycan 1.1.0
[]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-GlcpNAc]{}}}LINUCSPDB-CARE
#5: Polysaccharide alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2- ...alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose


Type: oligosaccharide / Mass: 910.823 Da / Num. of mol.: 1
Source method: isolated from a genetically manipulated source
DescriptorTypeProgram
DManpa1-3[DManpa1-6]DManpb1-4DGlcpNAcb1-4DGlcpNAcb1-Glycam Condensed SequenceGMML 1.0
WURCS=2.0/3,5,4/[a2122h-1b_1-5_2*NCC/3=O][a1122h-1b_1-5][a1122h-1a_1-5]/1-1-2-3-3/a4-b1_b4-c1_c3-d1_c6-e1WURCSPDB2Glycan 1.1.0
[]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-Manp]{[(3+1)][a-D-Manp]{}[(6+1)][a-D-Manp]{}}}}}LINUCSPDB-CARE
#11: Sugar ChemComp-NAG / 2-acetamido-2-deoxy-beta-D-glucopyranose / N-acetyl-beta-D-glucosamine / 2-acetamido-2-deoxy-beta-D-glucose / 2-acetamido-2-deoxy-D-glucose / 2-acetamido-2-deoxy-glucose / N-ACETYL-D-GLUCOSAMINE


Type: D-saccharide, beta linking / Mass: 221.208 Da / Num. of mol.: 1 / Source method: obtained synthetically / Formula: C8H15NO6
IdentifierTypeProgram
DGlcpNAcbCONDENSED IUPAC CARBOHYDRATE SYMBOLGMML 1.0
N-acetyl-b-D-glucopyranosamineCOMMON NAMEGMML 1.0
b-D-GlcpNAcIUPAC CARBOHYDRATE SYMBOLPDB-CARE 1.0
GlcNAcSNFG CARBOHYDRATE SYMBOLGMML 1.0

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Non-polymers , 6 types, 307 molecules

#6: Chemical ChemComp-ACT / ACETATE ION


Mass: 59.044 Da / Num. of mol.: 3
Source method: isolated from a genetically manipulated source
Formula: C2H3O2
#7: Chemical
ChemComp-SO4 / SULFATE ION


Mass: 96.063 Da / Num. of mol.: 11 / Source method: isolated from a natural source / Formula: SO4
#8: Chemical
ChemComp-EDO / 1,2-ETHANEDIOL / ETHYLENE GLYCOL


Mass: 62.068 Da / Num. of mol.: 12 / Source method: obtained synthetically / Formula: C2H6O2
#9: Chemical ChemComp-YTW / (3~{a}~{R},4~{S},5~{S},6~{S},7~{R},7~{a}~{S})-7-(hydroxymethyl)-2,2-bis(oxidanylidene)-3~{a},4,5,6,7,7~{a}-hexahydro-3~{H}-benzo[d][1,2,3]oxathiazole-4,5,6-triol


Mass: 255.246 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Formula: C7H13NO7S / Feature type: SUBJECT OF INVESTIGATION
#10: Chemical
ChemComp-PEG / DI(HYDROXYETHYL)ETHER


Mass: 106.120 Da / Num. of mol.: 5 / Source method: obtained synthetically / Formula: C4H10O3
#12: Water ChemComp-HOH / water


Mass: 18.015 Da / Num. of mol.: 274 / Source method: isolated from a natural source / Formula: H2O

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Details

Has protein modificationY

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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: 2.82 Å3/Da / Density % sol: 56.43 %
Crystal growTemperature: 293 K / Method: vapor diffusion, sitting drop
Details: PEG 4000 (50%), sodium acetate (pH 4.6) and lithium sulfate,

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Data collection

DiffractionMean temperature: 100 K / Serial crystal experiment: N
Diffraction sourceSource: SYNCHROTRON / Site: Diamond / Beamline: I03 / Wavelength: 0.97625 Å
DetectorType: DECTRIS PILATUS3 6M / Detector: PIXEL / Date: Mar 10, 2018
RadiationProtocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray
Radiation wavelengthWavelength: 0.97625 Å / Relative weight: 1
ReflectionResolution: 1.99→63.59 Å / Num. obs: 71557 / % possible obs: 100 % / Redundancy: 12.2 % / CC1/2: 0.999 / Rmerge(I) obs: 0.109 / Rpim(I) all: 0.032 / Net I/σ(I): 11.5
Reflection shellResolution: 1.99→2.03 Å / CC1/2: 0.732 / Rpim(I) all: 0.987

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Processing

Software
NameVersionClassification
REFMAC5.8.0238refinement
xia2data reduction
Aimlessdata scaling
MOLREPphasing
RefinementMethod to determine structure: MOLECULAR REPLACEMENT
Starting model: 1r46

1r46


Resolution: 1.99→63.59 Å / Cor.coef. Fo:Fc: 0.97 / Cor.coef. Fo:Fc free: 0.95 / SU B: 5.834 / SU ML: 0.147 / Cross valid method: THROUGHOUT / ESU R: 0.156 / ESU R Free: 0.158 / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
RfactorNum. reflection% reflectionSelection details
Rfree0.24394 3498 4.9 %RANDOM
Rwork0.18477 ---
obs0.18757 67934 99.89 %-
Solvent computationIon probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å
Displacement parametersBiso mean: 56.986 Å2
Baniso -1Baniso -2Baniso -3
1-1.72 Å20.86 Å20 Å2
2--1.72 Å2-0 Å2
3----5.59 Å2
Refinement stepCycle: 1 / Resolution: 1.99→63.59 Å
ProteinNucleic acidLigandSolventTotal
Num. atoms6245 0 402 274 6921
Refine LS restraints
Refine-IDTypeDev idealDev ideal targetNumber
X-RAY DIFFRACTIONr_bond_refined_d0.0080.0136869
X-RAY DIFFRACTIONr_bond_other_d0.0010.0176008
X-RAY DIFFRACTIONr_angle_refined_deg1.5821.6899342
X-RAY DIFFRACTIONr_angle_other_deg1.31.61613994
X-RAY DIFFRACTIONr_dihedral_angle_1_deg7.6925790
X-RAY DIFFRACTIONr_dihedral_angle_2_deg35.1122.632361
X-RAY DIFFRACTIONr_dihedral_angle_3_deg15.05151051
X-RAY DIFFRACTIONr_dihedral_angle_4_deg18.581540
X-RAY DIFFRACTIONr_chiral_restr0.0720.2886
X-RAY DIFFRACTIONr_gen_planes_refined0.0070.027481
X-RAY DIFFRACTIONr_gen_planes_other0.0020.021464
X-RAY DIFFRACTIONr_nbd_refined
X-RAY DIFFRACTIONr_nbd_other
X-RAY DIFFRACTIONr_nbtor_refined
X-RAY DIFFRACTIONr_nbtor_other
X-RAY DIFFRACTIONr_xyhbond_nbd_refined
X-RAY DIFFRACTIONr_xyhbond_nbd_other
X-RAY DIFFRACTIONr_metal_ion_refined
X-RAY DIFFRACTIONr_metal_ion_other
X-RAY DIFFRACTIONr_symmetry_vdw_refined
X-RAY DIFFRACTIONr_symmetry_vdw_other
X-RAY DIFFRACTIONr_symmetry_hbond_refined
X-RAY DIFFRACTIONr_symmetry_hbond_other
X-RAY DIFFRACTIONr_symmetry_metal_ion_refined
X-RAY DIFFRACTIONr_symmetry_metal_ion_other
X-RAY DIFFRACTIONr_mcbond_it4.0225.7673154
X-RAY DIFFRACTIONr_mcbond_other4.0185.7653151
X-RAY DIFFRACTIONr_mcangle_it5.178.6423944
X-RAY DIFFRACTIONr_mcangle_other5.178.6433945
X-RAY DIFFRACTIONr_scbond_it5.1446.513715
X-RAY DIFFRACTIONr_scbond_other5.1446.513716
X-RAY DIFFRACTIONr_scangle_it
X-RAY DIFFRACTIONr_scangle_other6.9959.5915399
X-RAY DIFFRACTIONr_long_range_B_refined8.24269.0667676
X-RAY DIFFRACTIONr_long_range_B_other8.24269.0737677
X-RAY DIFFRACTIONr_rigid_bond_restr
X-RAY DIFFRACTIONr_sphericity_free
X-RAY DIFFRACTIONr_sphericity_bonded
LS refinement shellResolution: 1.99→2.042 Å / Total num. of bins used: 20
RfactorNum. reflection% reflection
Rfree0.379 290 -
Rwork0.377 4932 -
obs--99.64 %

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