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- EMDB-38731: Cryo-EM structure of the aspartate:alanine antiporter AspT mutant L60C -
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Open data
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Basic information
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Title | Cryo-EM structure of the aspartate:alanine antiporter AspT mutant L60C | ||||||||||||||||||
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![]() | amino acid / antiporter / elevator mechanism / TRANSPORT PROTEIN | ||||||||||||||||||
Function / homology | YidE/YbjL duplication / Aspartate-alanine antiporter / Predicted Permease Membrane Region / : / antiporter activity / identical protein binding / plasma membrane / Aspartate/alanine antiporter![]() | ||||||||||||||||||
Biological species | ![]() | ||||||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.56 Å | ||||||||||||||||||
![]() | Nanatani K / Kanno R / Kawabata T / Watanabe S / Hidaka M / Yamanaka T / Toda K / Fujiki T / Kunii K / Miyamoto A ...Nanatani K / Kanno R / Kawabata T / Watanabe S / Hidaka M / Yamanaka T / Toda K / Fujiki T / Kunii K / Miyamoto A / Chiba F / Ogasawara S / Murata T / Humbel BM / Inaba K / Mitsuoka K / Guan L / Abe K / Yamamoto M / Koshiba S | ||||||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Cryo-EM structure and molecular mechanism of the aspartate:alanine antiporter AspT from Tetragenococcus halophilus Authors: Nanatani K / Kanno R / Kawabata T / Watanabe S / Hidaka M / Yamanaka T / Toda K / Fujiki T / Kunii K / Miyamoto A / Chiba F / Ogasawara S / Murata T / Humbel BM / Inaba K / Mitsuoka K / Guan ...Authors: Nanatani K / Kanno R / Kawabata T / Watanabe S / Hidaka M / Yamanaka T / Toda K / Fujiki T / Kunii K / Miyamoto A / Chiba F / Ogasawara S / Murata T / Humbel BM / Inaba K / Mitsuoka K / Guan L / Abe K / Yamamoto M / Koshiba S | ||||||||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 59.7 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 19.6 KB 19.6 KB | Display Display | ![]() |
Images | ![]() | 54 KB | ||
Filedesc metadata | ![]() | 6.4 KB | ||
Others | ![]() ![]() | 59.3 MB 59.3 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 1007.7 KB | Display | ![]() |
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Full document | ![]() | 1007.2 KB | Display | |
Data in XML | ![]() | 12.2 KB | Display | |
Data in CIF | ![]() | 14.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 8xw5MC ![]() 8y1xC M: atomic model generated by this map C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Map
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Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.788 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: #2
File | emd_38731_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_38731_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
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Sample components
-Entire : aspartate:alanine antiporter AspT mutant - L60C
Entire | Name: aspartate:alanine antiporter AspT mutant - L60C |
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Components |
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-Supramolecule #1: aspartate:alanine antiporter AspT mutant - L60C
Supramolecule | Name: aspartate:alanine antiporter AspT mutant - L60C / type: organelle_or_cellular_component / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 57.9 KDa |
-Macromolecule #1: Aspartate/alanine antiporter
Macromolecule | Name: Aspartate/alanine antiporter / type: protein_or_peptide / ID: 1 / Number of copies: 2 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 57.148918 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MNAIGNFLVG TPVFTIFIAL ALGYLLGKLK IGSFTLGATV GVLIVALLIG QLGVFPRDTC LGDIFFDFFM FAIGYRVGPS FISSMKKFG AKIVYATLIF LVSAFIVAYA AFKMFHIGPG IAAGIIAGGL TQSAVIGSSL ETISKLPISD HLKTLYSNQI P IVYTLTYV ...String: MNAIGNFLVG TPVFTIFIAL ALGYLLGKLK IGSFTLGATV GVLIVALLIG QLGVFPRDTC LGDIFFDFFM FAIGYRVGPS FISSMKKFG AKIVYATLIF LVSAFIVAYA AFKMFHIGPG IAAGIIAGGL TQSAVIGSSL ETISKLPISD HLKTLYSNQI P IVYTLTYV FGTIGVLIFL RDIMPKLMHI DLKKQAVKTA KELDMIPVPV IVASTHFYTI NDGSSLIGQT LGTVNTKFAK GL VAAGLND SADMASVINA GDVLAISGGI DEIGRAVQEF NLLEVTGKTK AYVSKQVVLK KNFSADVLKN AQDKGVLVAT LAG DVMDPA QFSTLKPAES VTLVGQKDAV SEVQSQLGRL RAAENIINYS WFALGIALSA ALGIVGTKVS GVPIALGGGT ASLI VGLVQ SIYRDKHAHM DTIPDSLLEF FQSIGLNLFI ATVGLSAAKT FISAIQSMGI SVLLIGAVIS ILPHIITFVI AYYLM KMEP ISIIGAQTGA DTLSAALNDV SERVGSDASP FFAAAVAPAY AIGNIFLTLM GPIFIVLLS UniProtKB: Aspartate/alanine antiporter |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 6.14 mg/mL | ||||||||||||
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Buffer | pH: 6 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: 60 sec. / Pretreatment - Atmosphere: AIR | ||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
Microscope | JEOL CRYO ARM 300 |
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Image recording | Film or detector model: GATAN K3 (6k x 4k) / Number grids imaged: 1 / Number real images: 6000 / Average electron dose: 60.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.0 µm / Nominal defocus min: 0.8 µm / Nominal magnification: 60000 |
Sample stage | Specimen holder model: JEOL CRYOSPECPORTER / Cooling holder cryogen: NITROGEN |
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Image processing
-Atomic model buiding 1
Initial model | Chain - Source name: AlphaFold / Chain - Initial model type: in silico model |
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Refinement | Space: REAL / Protocol: BACKBONE TRACE |
Output model | ![]() PDB-8xw5: |