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- EMDB-49745: Cryo-EM structure of Gi-coupled FFA2 in complex with TUG-1375 and... -
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Open data
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Basic information
Entry | ![]() | |||||||||
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Title | Cryo-EM structure of Gi-coupled FFA2 in complex with TUG-1375 and compound 187 | |||||||||
![]() | FFA2-Gi_TUG1375-cmpd187 map | |||||||||
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![]() | GPCR / agonist / MEMBRANE PROTEIN | |||||||||
Function / homology | ![]() positive regulation of acute inflammatory response to non-antigenic stimulus / regulation of peptide hormone secretion / regulation of acute inflammatory response / leukocyte chemotaxis involved in inflammatory response / mucosal immune response / Free fatty acid receptors / positive regulation of cytokine production involved in immune response / cell surface pattern recognition receptor signaling pathway / lipid storage / cellular response to fatty acid ...positive regulation of acute inflammatory response to non-antigenic stimulus / regulation of peptide hormone secretion / regulation of acute inflammatory response / leukocyte chemotaxis involved in inflammatory response / mucosal immune response / Free fatty acid receptors / positive regulation of cytokine production involved in immune response / cell surface pattern recognition receptor signaling pathway / lipid storage / cellular response to fatty acid / fat cell differentiation / ligand-gated ion channel signaling pathway / negative regulation of insulin secretion / positive regulation of protein localization to cell cortex / Adenylate cyclase inhibitory pathway / T cell migration / D2 dopamine receptor binding / positive regulation of chemokine production / response to prostaglandin E / G protein-coupled serotonin receptor binding / adenylate cyclase regulator activity / adenylate cyclase-inhibiting serotonin receptor signaling pathway / cellular response to forskolin / regulation of mitotic spindle organization / positive regulation of interleukin-8 production / cell projection / Regulation of insulin secretion / positive regulation of cholesterol biosynthetic process / G protein-coupled receptor binding / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / G protein-coupled receptor activity / positive regulation of insulin secretion / adenylate cyclase-modulating G protein-coupled receptor signaling pathway / response to peptide hormone / G-protein beta/gamma-subunit complex binding / centriolar satellite / Olfactory Signaling Pathway / Activation of the phototransduction cascade / G beta:gamma signalling through PLC beta / Presynaptic function of Kainate receptors / Thromboxane signalling through TP receptor / G protein-coupled acetylcholine receptor signaling pathway / G-protein activation / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / Prostacyclin signalling through prostacyclin receptor / G beta:gamma signalling through CDC42 / Glucagon signaling in metabolic regulation / G beta:gamma signalling through BTK / Synthesis, secretion, and inactivation of Glucagon-like Peptide-1 (GLP-1) / ADP signalling through P2Y purinoceptor 12 / Sensory perception of sweet, bitter, and umami (glutamate) taste / photoreceptor disc membrane / Glucagon-type ligand receptors / Adrenaline,noradrenaline inhibits insulin secretion / Vasopressin regulates renal water homeostasis via Aquaporins / GDP binding / G alpha (z) signalling events / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / cellular response to catecholamine stimulus / ADORA2B mediated anti-inflammatory cytokines production / ADP signalling through P2Y purinoceptor 1 / G beta:gamma signalling through PI3Kgamma / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / adenylate cyclase-activating dopamine receptor signaling pathway / GPER1 signaling / Inactivation, recovery and regulation of the phototransduction cascade / cellular response to prostaglandin E stimulus / G-protein beta-subunit binding / glucose homeostasis / heterotrimeric G-protein complex / G alpha (12/13) signalling events / sensory perception of taste / extracellular vesicle / signaling receptor complex adaptor activity / Thrombin signalling through proteinase activated receptors (PARs) / G protein activity / GTPase binding / retina development in camera-type eye / Ca2+ pathway / midbody / cell cortex / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / fibroblast proliferation / G alpha (i) signalling events / Hydrolases; Acting on acid anhydrides; Acting on GTP to facilitate cellular and subcellular movement / G alpha (s) signalling events / phospholipase C-activating G protein-coupled receptor signaling pathway / G alpha (q) signalling events / Ras protein signal transduction / Extra-nuclear estrogen signaling / cell population proliferation / ciliary basal body / G protein-coupled receptor signaling pathway / lysosomal membrane / cell division / GTPase activity / synapse / lipid binding / centrosome Similarity search - Function | |||||||||
Biological species | ![]() ![]() ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.3 Å | |||||||||
![]() | Zhang X / Tikhonova I / Milligan G / Zhang C | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Allosteric modulation and biased signalling at free fatty acid receptor 2 Authors: Zhang X / Guseinov A-A / Jenkins L / Valentini A / Marsango S / Schultz-Knudsen K / Ulven T / Ulven ER / Tikhonova IG / Milligan G / Zhang C | |||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 59.3 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 20.3 KB 20.3 KB | Display Display | ![]() |
Images | ![]() | 87.9 KB | ||
Filedesc metadata | ![]() | 7.1 KB | ||
Others | ![]() ![]() | 59.4 MB 59.4 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9ns9MC ![]() 9clwC ![]() 9cm3C ![]() 9cm7C 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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Related items in Molecule of the Month |
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Map
File | ![]() | ||||||||||||||||||||||||||||||||||||
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Annotation | FFA2-Gi_TUG1375-cmpd187 map | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. generated in cubic-lattice coordinate | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.72 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: FFA2-Gi TUG1375-cmpd187 map half A
File | emd_49745_half_map_1.map | ||||||||||||
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Annotation | FFA2-Gi_TUG1375-cmpd187_map_half_A | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: FFA2-Gi TUG1375-cmpd187 map half B
File | emd_49745_half_map_2.map | ||||||||||||
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Annotation | FFA2-Gi_TUG1375-cmpd187_map_half_B | ||||||||||||
Projections & Slices |
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Density Histograms |
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Sample components
-Entire : TUG-1375-compound 187-FFA2-Gi complex
Entire | Name: TUG-1375-compound 187-FFA2-Gi complex |
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Components |
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-Supramolecule #1: TUG-1375-compound 187-FFA2-Gi complex
Supramolecule | Name: TUG-1375-compound 187-FFA2-Gi complex / type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#5 |
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Source (natural) | Organism: ![]() |
-Macromolecule #1: Free fatty acid receptor 2
Macromolecule | Name: Free fatty acid receptor 2 / type: protein_or_peptide / ID: 1 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 61.023004 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: DYKDDDDGQP GNGSAFLLAP NGSHAPDHNV TQQRDEENLY FQGVDMLPDW KSSLILMAYI IIFLTGLPAN LLALRAFVGR IRQPQPAPV HILLLSLTLA DLLLLLLLPF KIIEAASNFR WYLPKVVCAL TSFGFYSSIY CSTWLLAGIS IERYLGVAFP V QYKLSRRP ...String: DYKDDDDGQP GNGSAFLLAP NGSHAPDHNV TQQRDEENLY FQGVDMLPDW KSSLILMAYI IIFLTGLPAN LLALRAFVGR IRQPQPAPV HILLLSLTLA DLLLLLLLPF KIIEAASNFR WYLPKVVCAL TSFGFYSSIY CSTWLLAGIS IERYLGVAFP V QYKLSRRP LYGVIAALVA WVMSFGHCTI VIIVQYLNTT EQVRSGNEIT CYENFTDNQL DVVLPVRLEL CLVLFFIPMA VT IFCYWRF VWIMLSQPLV GAQRRRRAVG LAVVTLLNFL VCFGPYNVSH LVGYHQRKSP WWRSIAVVFS SLNASLDPLL FYF SSSVVR RAFGRGLQVL RNQGSSLLGR RGKDTAEGTN EDRGVGQGEG MPSSDFTTEA AAVFTLEDFV GDWEQTAAYN LDQV LEQGG VSSLLQNLAV SVTPIQRIVR SGENALKIDI HVIIPYEGLS ADQMAQIEEV FKVVYPVDDH HFKVILPYGT LVIDG VTPN MLNYFGRPYE GIAVFDGKKI TVTGTLWNGN KIIDERLITP DGSMLFRVTI NSHHHHHHHH UniProtKB: Free fatty acid receptor 2 |
-Macromolecule #2: Guanine nucleotide-binding protein G(i) subunit alpha-1
Macromolecule | Name: Guanine nucleotide-binding protein G(i) subunit alpha-1 type: protein_or_peptide / ID: 2 / Number of copies: 1 / Enantiomer: LEVO EC number: Hydrolases; Acting on acid anhydrides; Acting on GTP to facilitate cellular and subcellular movement |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 40.414047 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MGCTLSAEDK AAVERSKMID RNLREDGEKA AREVKLLLLG AGESGKNTIV KQMKIIHEAG YSEEECKQYK AVVYSNTIQS IIAIIRAMG RLKIDFGDSA RADDARQLFV LAGAAEEGFM TAELAGVIKR LWKDSGVQAC FNRSREYQLN DSAAYYLNDL D RIAQPNYI ...String: MGCTLSAEDK AAVERSKMID RNLREDGEKA AREVKLLLLG AGESGKNTIV KQMKIIHEAG YSEEECKQYK AVVYSNTIQS IIAIIRAMG RLKIDFGDSA RADDARQLFV LAGAAEEGFM TAELAGVIKR LWKDSGVQAC FNRSREYQLN DSAAYYLNDL D RIAQPNYI PTQQDVLRTR VKTTGIVETH FTFKDLHFKM FDVGAQRSER KKWIHCFEGV TAIIFCVALS DYDLVLAEDE EM NRMHASM KLFDSICNNK WFTDTSIILF LNKKDLFEEK IKKSPLTICY PEYAGSNTYE EAAAYIQCQF EDLNKRKDTK EIY THFTCS TDTKNVQFVF DAVTDVIIKN NLKDCGLF UniProtKB: Guanine nucleotide-binding protein G(i) subunit alpha-1 |
-Macromolecule #3: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
Macromolecule | Name: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 type: protein_or_peptide / ID: 3 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 40.845559 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MHHHHHHGSS GSELDQLRQE AEQLKNQIRD ARKACADATL SQITNNIDPV GRIQMRTRRT LRGHLAKIYA MHWGTDSRLL VSASQDGKL IIWDSYTTNK VHAIPLRSSW VMTCAYAPSG NYVACGGLDN ICSIYNLKTR EGNVRVSREL AGHTGYLSCC R FLDDNQIV ...String: MHHHHHHGSS GSELDQLRQE AEQLKNQIRD ARKACADATL SQITNNIDPV GRIQMRTRRT LRGHLAKIYA MHWGTDSRLL VSASQDGKL IIWDSYTTNK VHAIPLRSSW VMTCAYAPSG NYVACGGLDN ICSIYNLKTR EGNVRVSREL AGHTGYLSCC R FLDDNQIV TSSGDTTCAL WDIETGQQTT TFTGHTGDVM SLSLAPDTRL FVSGACDASA KLWDVREGMC RQTFTGHESD IN AICFFPN GNAFATGSDD ATCRLFDLRA DQELMTYSHD NIICGITSVS FSKSGRLLLA GYDDFNCNVW DALKADRAGV LAG HDNRVS CLGVTDDGMA VATGSWDSFL KIWNGSSGGG GSGGGGSSGV SGWRLFKKIS UniProtKB: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 |
-Macromolecule #4: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
Macromolecule | Name: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 type: protein_or_peptide / ID: 4 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 7.861143 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MASNNTASIA QARKLVEQLK MEANIDRIKV SKAAADLMAY CEAHAKEDPL LTPVPASENP FREKKFFCAI L UniProtKB: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 |
-Macromolecule #5: scFv16
Macromolecule | Name: scFv16 / type: protein_or_peptide / ID: 5 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() ![]() |
Molecular weight | Theoretical: 28.634797 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: VQLVESGGGL VQPGGSRKLS CSASGFAFSS FGMHWVRQAP EKGLEWVAYI SSGSGTIYYA DTVKGRFTIS RDDPKNTLFL QMTSLRSED TAMYYCVRSI YYYGSSPFDF WGQGTTLTVS AGGGGSGGGG SGGGGSADIV MTQATSSVPV TPGESVSISC R SSKSLLHS ...String: VQLVESGGGL VQPGGSRKLS CSASGFAFSS FGMHWVRQAP EKGLEWVAYI SSGSGTIYYA DTVKGRFTIS RDDPKNTLFL QMTSLRSED TAMYYCVRSI YYYGSSPFDF WGQGTTLTVS AGGGGSGGGG SGGGGSADIV MTQATSSVPV TPGESVSISC R SSKSLLHS NGNTYLYWFL QRPGQSPQLL IYRMSNLASG VPDRFSGSGS GTAFTLTISR LEAEDVGVYY CMQHLEYPLT FG AGTKLEL LEENLYFQGA SHHHHHHHH |
-Macromolecule #6: (2R,4R)-2-(2-chlorophenyl)-3-[4-(3,5-dimethyl-1,2-oxazol-4-yl)phe...
Macromolecule | Name: (2R,4R)-2-(2-chlorophenyl)-3-[4-(3,5-dimethyl-1,2-oxazol-4-yl)phenyl]carbonyl-1,3-thiazolidine-4-carboxylic acid type: ligand / ID: 6 / Number of copies: 1 / Formula: 9UJ |
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Molecular weight | Theoretical: 442.915 Da |
Chemical component information | ![]() ChemComp-9UJ: |
-Macromolecule #7: 4-[(2R,6S)-2,6-dimethylmorpholin-4-yl]-7-(2-fluorobenzene-1-sulfo...
Macromolecule | Name: 4-[(2R,6S)-2,6-dimethylmorpholin-4-yl]-7-(2-fluorobenzene-1-sulfonyl)-2-methyl-5H-pyrrolo[3,2-d]pyrimidin-6-amine type: ligand / ID: 7 / Number of copies: 1 / Formula: A1AZC |
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Molecular weight | Theoretical: 419.473 Da |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Buffer | pH: 7.5 |
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Vitrification | Cryogen name: ETHANE |
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Electron microscopy
Microscope | TFS KRIOS |
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Image recording | Film or detector model: FEI FALCON IV (4k x 4k) / Average electron dose: 55.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.0 µm / Nominal defocus min: 1.0 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |