+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-17349 | |||||||||||||||
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Title | Human N-deacetylase/N-sulfotransferase 1 homodimer | |||||||||||||||
Map data | EM map of human NDST1 homodimer | |||||||||||||||
Sample |
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Keywords | heparan sulfate / bifunctional enzyme / Golgi / de-acetylatase & sulfotransferease / BIOSYNTHETIC PROTEIN | |||||||||||||||
Function / homology | Function and homology information [heparan sulfate]-glucosamine N-sulfotransferase / [heparan sulfate]-glucosamine N-sulfotransferase activity / heparan sulfate N-deacetylase activity / N-acetylglucosamine deacetylase activity / heparan sulfate proteoglycan biosynthetic process, enzymatic modification / heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process / heparin biosynthetic process / embryonic viscerocranium morphogenesis / embryonic neurocranium morphogenesis / HS-GAG biosynthesis ...[heparan sulfate]-glucosamine N-sulfotransferase / [heparan sulfate]-glucosamine N-sulfotransferase activity / heparan sulfate N-deacetylase activity / N-acetylglucosamine deacetylase activity / heparan sulfate proteoglycan biosynthetic process, enzymatic modification / heparan sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process / heparin biosynthetic process / embryonic viscerocranium morphogenesis / embryonic neurocranium morphogenesis / HS-GAG biosynthesis / deacetylase activity / cardiac septum development / respiratory gaseous exchange by respiratory system / coronary vasculature development / positive regulation of smoothened signaling pathway / aorta development / Hydrolases; Acting on carbon-nitrogen bonds, other than peptide bonds; In linear amides / midbrain development / fibroblast growth factor receptor signaling pathway / forebrain development / trans-Golgi network membrane / cell population proliferation / positive regulation of MAPK cascade / inflammatory response / Golgi membrane / Golgi apparatus Similarity search - Function | |||||||||||||||
Biological species | Homo sapiens (human) | |||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 4.5 Å | |||||||||||||||
Authors | Vallet SD / Lortat-Jacob H / Wild R | |||||||||||||||
Funding support | France, 4 items
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Citation | Journal: Proteoglycan Res / Year: 2023 Title: Functional and structural insights into human N-deacetylase/N-sulfotransferase activities Authors: Vallet SD / Annaval T / Vives RR / Richard E / Henault J / Le Narvor C / Bonnaffe D / Priem B / Wild R / Lortat-Jacob H | |||||||||||||||
History |
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-Structure visualization
Supplemental images |
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-Downloads & links
-EMDB archive
Map data | emd_17349.map.gz | 117.9 MB | EMDB map data format | |
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Header (meta data) | emd-17349-v30.xml emd-17349.xml | 19.5 KB 19.5 KB | Display Display | EMDB header |
FSC (resolution estimation) | emd_17349_fsc.xml | 10.5 KB | Display | FSC data file |
Images | emd_17349.png | 106.1 KB | ||
Masks | emd_17349_msk_1.map | 125 MB | Mask map | |
Filedesc metadata | emd-17349.cif.gz | 6.3 KB | ||
Others | emd_17349_half_map_1.map.gz emd_17349_half_map_2.map.gz | 116 MB 116 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-17349 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-17349 | HTTPS FTP |
-Validation report
Summary document | emd_17349_validation.pdf.gz | 824.3 KB | Display | EMDB validaton report |
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Full document | emd_17349_full_validation.pdf.gz | 823.9 KB | Display | |
Data in XML | emd_17349_validation.xml.gz | 18 KB | Display | |
Data in CIF | emd_17349_validation.cif.gz | 23.1 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-17349 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-17349 | HTTPS FTP |
-Related structure data
Similar structure data | Similarity search - Function & homologyF&H Search |
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-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_17349.map.gz / Format: CCP4 / Size: 125 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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Annotation | EM map of human NDST1 homodimer | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.125 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Mask #1
File | emd_17349_msk_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: Half map B from final non-uniform refinement
File | emd_17349_half_map_1.map | ||||||||||||
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Annotation | Half map B from final non-uniform refinement | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Half map A from final non-uniform refinement
File | emd_17349_half_map_2.map | ||||||||||||
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Annotation | Half map A from final non-uniform refinement | ||||||||||||
Projections & Slices |
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Density Histograms |
-Sample components
-Entire : NDST1 homodimer
Entire | Name: NDST1 homodimer |
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Components |
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-Supramolecule #1: NDST1 homodimer
Supramolecule | Name: NDST1 homodimer / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: Homo sapiens (human) |
Molecular weight | Theoretical: 220 KDa |
-Macromolecule #1: N-deacetylase/N-sulfotransferase 1
Macromolecule | Name: N-deacetylase/N-sulfotransferase 1 / type: protein_or_peptide / ID: 1 Details: Human NDST1 homodimer (residues 43-882), containing a linker and a 8-His tag at the C-terminus Enantiomer: LEVO / EC number: [heparan sulfate]-glucosamine N-sulfotransferase |
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Source (natural) | Organism: Homo sapiens (human) |
Recombinant expression | Organism: Homo sapiens (human) |
Sequence | String: GASRGLEPSA DAPEPDCGDP PPVAPSRLLP LKPVQAATPS RTDPLVLVFV ESLYSQLGQE VVAILESSR FKYRTEIAPG KGDMPTLTDK GRGRFALIIY ENILKYVNLD AWNRELLDKY C VAYGVGII GFFKANENSL LSAQLKGFPL FLHSNLGLKD CSINPKSPLL ...String: GASRGLEPSA DAPEPDCGDP PPVAPSRLLP LKPVQAATPS RTDPLVLVFV ESLYSQLGQE VVAILESSR FKYRTEIAPG KGDMPTLTDK GRGRFALIIY ENILKYVNLD AWNRELLDKY C VAYGVGII GFFKANENSL LSAQLKGFPL FLHSNLGLKD CSINPKSPLL YVTRPSEVEK GV LPGEDWT VFQSNHSTYE PVLLAKTRSS ESIPHLGADA GLHAALHATV VQDLGLHDGI QRV LFGNNL NFWLHKLVFV DAVAFLTGKR LSLPLDRYIL VDIDDIFVGK EGTRMKVEDV KALF DTQNE LRAHIPNFTF NLGYSGKFFH TGTNAEDAGD DLLLSYVKEF WWFPHMWSHM QPHLF HNQS VLAEQMALNK KFAVEHGIPT DMGYAVAPHH SGVYPVHVQL YEAWKQVWSI RVTSTE EYP HLKPARYRRG FIHNGIMVLP RQTCGLFTHT IFYNEYPGGS SELDKIINGG ELFLTVL LN PISIFMTHLS NYGNDRLGLY TFKHLVRFLH SWTNLRLQTL PPVQLAQKYF QIFSEEKD P LWQDPCEDKR HKDIWSKEKT CDRFPKLLII GPQKTGTTAL YLFLGMHPDL SSNYPSSET FEEIQFFNGH NYHKGIDWYM EFFPIPSNTT SDFYFEKSAN YFDSEVAPRR AAALLPKAKV LTILINPAD RAYSWYQHQR AHDDPVALKY TFHEVITAGS DASSKLRALQ NRCLVPGWYA T HIERWLSA YHANQILVLD GKLLRTEPAK VMDMVQKFLG VTNTIDYHKT LAFDPKKGFW CQ LLEGGKT KCLGKSKGRK YPEMDLDSRA FLKDYYRDHN IELSKLLYKM GQTLPTWLRE DLQ NTRNNN NNNGHHHHHH HH UniProtKB: Bifunctional heparan sulfate N-deacetylase/N-sulfotransferase 1 |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Concentration | 0.3 mg/mL | |||||||||
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Buffer | pH: 6.5 Component:
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Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 300 / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 45 sec. / Pretreatment - Atmosphere: AIR / Details: Current: 25 mA | |||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV / Details: Blotted for 4 s with a blot force of 0. | |||||||||
Details | Protein eluted as monodisperse peak from size exclusion chromatography column |
-Electron microscopy
Microscope | TFS GLACIOS |
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Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: COUNTING / Digitization - Frames/image: 1-44 / Number grids imaged: 1 / Number real images: 3038 / Average exposure time: 4.4 sec. / Average electron dose: 38.9 e/Å2 Details: Dataset was collected at a 30 degrees stage tilt angle |
Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
Electron optics | C2 aperture diameter: 50.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.2 µm / Nominal defocus min: 1.0 µm / Nominal magnification: 36000 |
Sample stage | Cooling holder cryogen: NITROGEN |
+Image processing
-Atomic model buiding 1
Initial model | Chain - Residue range: 65-882 / Chain - Source name: AlphaFold / Chain - Initial model type: in silico model Details: Model of NDST1 homodimer was predicted using AlphaFold2 |
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Details | CCC 0.658 |
Refinement | Space: REAL / Protocol: FLEXIBLE FIT / Target criteria: cross-correlation coefficient |