+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-17103 | ||||||||||||
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Title | Structure of methylamine treated human complement C3 | ||||||||||||
Map data | full map of methylamine treated C3 | ||||||||||||
Sample |
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Keywords | innate immune system / complement / activation / nanobody / IMMUNE SYSTEM | ||||||||||||
Function / homology | Function and homology information C5L2 anaphylatoxin chemotactic receptor binding / oviduct epithelium development / regulation of triglyceride biosynthetic process / positive regulation of activation of membrane attack complex / vertebrate eye-specific patterning / positive regulation of apoptotic cell clearance / complement-mediated synapse pruning / Alternative complement activation / positive regulation of lipid storage / positive regulation of phagocytosis, engulfment ...C5L2 anaphylatoxin chemotactic receptor binding / oviduct epithelium development / regulation of triglyceride biosynthetic process / positive regulation of activation of membrane attack complex / vertebrate eye-specific patterning / positive regulation of apoptotic cell clearance / complement-mediated synapse pruning / Alternative complement activation / positive regulation of lipid storage / positive regulation of phagocytosis, engulfment / positive regulation of G protein-coupled receptor signaling pathway / Activation of C3 and C5 / complement receptor mediated signaling pathway / positive regulation of type IIa hypersensitivity / positive regulation of D-glucose transmembrane transport / complement-dependent cytotoxicity / complement activation / complement activation, alternative pathway / endopeptidase inhibitor activity / neuron remodeling / B cell activation / amyloid-beta clearance / positive regulation of vascular endothelial growth factor production / Purinergic signaling in leishmaniasis infection / complement activation, classical pathway / Peptide ligand-binding receptors / Regulation of Complement cascade / fatty acid metabolic process / Post-translational protein phosphorylation / response to bacterium / positive regulation of receptor-mediated endocytosis / Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs) / positive regulation of angiogenesis / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / azurophil granule lumen / G alpha (i) signalling events / secretory granule lumen / blood microparticle / receptor ligand activity / inflammatory response / immune response / positive regulation of protein phosphorylation / G protein-coupled receptor signaling pathway / endoplasmic reticulum lumen / signaling receptor binding / Neutrophil degranulation / cell surface / signal transduction / protein-containing complex / extracellular space / extracellular exosome / extracellular region / plasma membrane Similarity search - Function | ||||||||||||
Biological species | Homo sapiens (human) / Lama glama (llama) | ||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.9 Å | ||||||||||||
Authors | Gadeberg TAF / Andersen GR | ||||||||||||
Funding support | Denmark, 3 items
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Citation | Journal: To Be Published Title: Structure of methylamine treated human complement C3 Authors: Gadeberg TAF / Andersen GR | ||||||||||||
History |
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-Structure visualization
Supplemental images |
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-Downloads & links
-EMDB archive
Map data | emd_17103.map.gz | 209.5 MB | EMDB map data format | |
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Header (meta data) | emd-17103-v30.xml emd-17103.xml | 17.6 KB 17.6 KB | Display Display | EMDB header |
Images | emd_17103.png | 160.4 KB | ||
Filedesc metadata | emd-17103.cif.gz | 6.9 KB | ||
Others | emd_17103_half_map_1.map.gz emd_17103_half_map_2.map.gz | 391.9 MB 391.9 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-17103 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-17103 | HTTPS FTP |
-Validation report
Summary document | emd_17103_validation.pdf.gz | 1.2 MB | Display | EMDB validaton report |
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Full document | emd_17103_full_validation.pdf.gz | 1.2 MB | Display | |
Data in XML | emd_17103_validation.xml.gz | 18.3 KB | Display | |
Data in CIF | emd_17103_validation.cif.gz | 21.5 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-17103 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-17103 | HTTPS FTP |
-Related structure data
Related structure data | 8oq3MC M: atomic model generated by this map C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_17103.map.gz / Format: CCP4 / Size: 421.9 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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Annotation | full map of methylamine treated C3 | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.647 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: half map A of methylamine treated C3
File | emd_17103_half_map_1.map | ||||||||||||
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Annotation | half map A of methylamine treated C3 | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_17103_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Sample components
-Entire : methylamine treated complement C3 in complex with a nanobody enab...
Entire | Name: methylamine treated complement C3 in complex with a nanobody enabling dimer formation |
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Components |
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-Supramolecule #1: methylamine treated complement C3 in complex with a nanobody enab...
Supramolecule | Name: methylamine treated complement C3 in complex with a nanobody enabling dimer formation type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#2 |
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Source (natural) | Organism: Homo sapiens (human) |
Molecular weight | Theoretical: 185 KDa |
-Supramolecule #2: nanobody hC3Nb1 with mutation
Supramolecule | Name: nanobody hC3Nb1 with mutation / type: complex / ID: 2 / Parent: 1 / Macromolecule list: #2 |
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Source (natural) | Organism: Lama glama (llama) |
-Supramolecule #3: complement C3
Supramolecule | Name: complement C3 / type: complex / ID: 3 / Parent: 1 / Macromolecule list: #1 |
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Source (natural) | Organism: Homo sapiens (human) |
-Macromolecule #1: Complement C3
Macromolecule | Name: Complement C3 / type: protein_or_peptide / ID: 1 Details: this is a two chain protein, see uniprot entry co3_human. Compared to this entry, the signal peptide is missing and furin cleavage has removed residues 668-671. the remaining residues are in ...Details: this is a two chain protein, see uniprot entry co3_human. Compared to this entry, the signal peptide is missing and furin cleavage has removed residues 668-671. the remaining residues are in the molecule but not modelled Number of copies: 2 / Enantiomer: LEVO |
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Source (natural) | Organism: Homo sapiens (human) |
Molecular weight | Theoretical: 185.173281 KDa |
Sequence | String: SPMYSIITPN ILRLESEETM VLEAHDAQGD VPVTVTVHDF PGKKLVLSSE KTVLTPATNH MGNVTFTIPA NREFKSEKGR NKFVTVQAT FGTQVVEKVV LVSLQSGYLF IQTDKTIYTP GSTVLYRIFT VNHKLLPVGR TVMVNIENPE GIPVKQDSLS S QNQLGVLP ...String: SPMYSIITPN ILRLESEETM VLEAHDAQGD VPVTVTVHDF PGKKLVLSSE KTVLTPATNH MGNVTFTIPA NREFKSEKGR NKFVTVQAT FGTQVVEKVV LVSLQSGYLF IQTDKTIYTP GSTVLYRIFT VNHKLLPVGR TVMVNIENPE GIPVKQDSLS S QNQLGVLP LSWDIPELVN MGQWKIRAYY ENSPQQVFST EFEVKEYVLP SFEVIVEPTE KFYYIYNEKG LEVTITARFL YG KKVEGTA FVIFGIQDGE QRISLPESLK RIPIEDGSGE VVLSRKVLLD GVQNPRAEDL VGKSLYVSAT VILHSGSDMV QAE RSGIPI VTSPYQIHFT KTPKYFKPGM PFDLMVFVTN PDGSPAYRVP VAVQGEDTVQ SLTQGDGVAK LSINTHPSQK PLSI TVRTK KQELSEAEQA TRTMQALPYS TVGNSNNYLH LSVLRTELRP GETLNVNFLL RMDRAHEAKI RYYTYLIMNK GRLLK AGRQ VREPGQDLVV LPLSITTDFI PSFRLVAYYT LIGASGQREV VADSVWVDVK DSCVGSLVVK SGQSEDRQPV PGQQMT LKI EGDHGARVVL VAVDKGVFVL NKKNKLTQSK IWDVVEKADI GCTPGSGKDY AGVFSDAGLT FTSSSGQQTA QRAELQC PQ PAARRRRSVQ LTEKRMDKVG KYPKELRKCC EDGMRENPMR FSCQRRTRFI SLGEACKKVF LDCCNYITEL RRQHARAS H LGLARSNLDE DIIAEENIVS RSEFPESWLW NVEDLKEPPK NGISTKLMNI FLKDSITTWE ILAVSMSDKK GICVADPFE VTVMQDFFID LRLPYSVVRN EQVEIRAVLY NYRQNQELKV RVELLHNPAF CSLATTKRRH QQTVTIPPKS SLSVPYVIVP LKTGLQEVE VKAAVYHHFI SDGVRKSLKV VPEGIRMNKT VAVRTLDPER LGREGVQKED IPPADLSDQV PDTESETRIL L QGTPVAQM TEDAVDAERL KHLIVTPSGC GEQNMIGMTP TVIAVHYLDE TEQWEKFGLE KRQGALELIK KGYTQQLAFR QP SSAFAAF VKRAPSTWLT AYVVKVFSLA VNLIAIDSQV LCGAVKWLIL EKQKPDGVFQ EDAPVIHQEM IGGLRNNNEK DMA LTAFVL ISLQEAKDIC EEQVNSLPGS ITKAGDFLEA NYMNLQRSYT VAIAGYALAQ MGRLKGPLLN KFLTTAKDKN RWED PGKQL YNVEATSYAL LALLQLKDFD FVPPVVRWLN EQRYYGGGYG STQATFMVFQ ALAQYQKDAP DHQELNLDVS LQLPS RSSK ITHRIHWESA SLLRSEETKE NEGFTVTAEG KGQGTLSVVT MYHAKAKDQL TCNKFDLKVT IKPAPETEKR PQDAKN TMI LEICTRYRGD QDATMSILDI SMMTGFAPDT DDLKQLANGV DRYISKYELD KAFSDRNTLI IYLDKVSHSE DDCLAFK VH QYFNVELIQP GAVKVYAYYN LEESCTRFYH PEKEDGKLNK LCRDELCRCA EENCFIQKSD DKVTLEERLD KACEPGVD Y VYKTRLVKVQ LSNDFDEYIM AIEQTIKSGS DEVQVGQQRT FISPIKCREA LKLEEKKHYL MWGLSSDFWG EKPNLSYII GKDTWVEHWP EEDECQDEEN QKQCQDLGAF TESMVVFGCP N UniProtKB: Complement C3 |
-Macromolecule #2: nanobody hC3Nb1 with mutation
Macromolecule | Name: nanobody hC3Nb1 with mutation / type: protein_or_peptide / ID: 2 / Number of copies: 2 / Enantiomer: LEVO |
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Source (natural) | Organism: Lama glama (llama) |
Molecular weight | Theoretical: 14.203742 KDa |
Recombinant expression | Organism: Escherichia coli (E. coli) |
Sequence | String: QVQLVETGGG LVQAGGSLRL SCAASGSIFS INAMGWFRQA PGKEREFVAT INRSGGRTYY ADSVKGRFTI SRDNGKNMVY LQMHSLKPE DTAIYYCAAG TGWSPQTDCE YNYWGQGTQV TVSSHHHHHH |
-Macromolecule #4: 2-acetamido-2-deoxy-beta-D-glucopyranose
Macromolecule | Name: 2-acetamido-2-deoxy-beta-D-glucopyranose / type: ligand / ID: 4 / Number of copies: 2 / Formula: NAG |
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Molecular weight | Theoretical: 221.208 Da |
Chemical component information | ChemComp-NAG: |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Concentration | 1.0 mg/mL |
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Buffer | pH: 7 |
Vitrification | Cryogen name: ETHANE |
-Electron microscopy
Microscope | FEI TITAN KRIOS |
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Specialist optics | Energy filter - Name: GIF Bioquantum / Energy filter - Slit width: 20 eV |
Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Average electron dose: 59.5 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.438 µm / Nominal defocus min: 0.17 µm / Nominal magnification: 130000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
-Image processing
Startup model | Type of model: INSILICO MODEL |
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Final reconstruction | Resolution.type: BY AUTHOR / Resolution: 2.9 Å / Resolution method: FSC 0.143 CUT-OFF / Number images used: 197438 |
Initial angle assignment | Type: MAXIMUM LIKELIHOOD |
Final angle assignment | Type: MAXIMUM LIKELIHOOD |