
- EMDB-37361: Cryo-EM structure of gamma-MSH-MC3R-Gs_Nb35 complex -
+
Open data
-
Basic information
Entry | ![]() | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Title | Cryo-EM structure of gamma-MSH-MC3R-Gs_Nb35 complex | |||||||||
![]() | ||||||||||
![]() |
| |||||||||
![]() | alpha-MSH / MC3R / MEMBRANE PROTEIN | |||||||||
Function / homology | ![]() homoiothermy / melanocyte-stimulating hormone receptor activity / melanocortin receptor activity / sodium ion homeostasis / regulation of feeding behavior / G-protein activation / Activation of the phototransduction cascade / Glucagon-type ligand receptors / Thromboxane signalling through TP receptor / Sensory perception of sweet, bitter, and umami (glutamate) taste ...homoiothermy / melanocyte-stimulating hormone receptor activity / melanocortin receptor activity / sodium ion homeostasis / regulation of feeding behavior / G-protein activation / Activation of the phototransduction cascade / Glucagon-type ligand receptors / Thromboxane signalling through TP receptor / Sensory perception of sweet, bitter, and umami (glutamate) taste / G beta:gamma signalling through PI3Kgamma / G beta:gamma signalling through CDC42 / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / Ca2+ pathway / neuropeptide binding / G alpha (z) signalling events / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / Vasopressin regulates renal water homeostasis via Aquaporins / Adrenaline,noradrenaline inhibits insulin secretion / ADP signalling through P2Y purinoceptor 12 / G alpha (q) signalling events / regulation of metabolic process / G alpha (i) signalling events / Activation of G protein gated Potassium channels / G-protein activation / G beta:gamma signalling through PI3Kgamma / Prostacyclin signalling through prostacyclin receptor / G beta:gamma signalling through PLC beta / ADP signalling through P2Y purinoceptor 1 / Thromboxane signalling through TP receptor / Presynaptic function of Kainate receptors / G beta:gamma signalling through CDC42 / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / G alpha (12/13) signalling events / Glucagon-type ligand receptors / G beta:gamma signalling through BTK / Thrombin signalling through proteinase activated receptors (PARs) / ADP signalling through P2Y purinoceptor 12 / Adrenaline,noradrenaline inhibits insulin secretion / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / Ca2+ pathway / Thrombin signalling through proteinase activated receptors (PARs) / G alpha (z) signalling events / Extra-nuclear estrogen signaling / G alpha (s) signalling events / photoreceptor outer segment membrane / G alpha (q) signalling events / G alpha (i) signalling events / spectrin binding / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / Vasopressin regulates renal water homeostasis via Aquaporins / alkylglycerophosphoethanolamine phosphodiesterase activity / locomotor rhythm / peptide hormone binding / PKA activation in glucagon signalling / G protein-coupled receptor signaling pathway, coupled to cyclic nucleotide second messenger / hair follicle placode formation / developmental growth / photoreceptor outer segment / D1 dopamine receptor binding / intracellular transport / renal water homeostasis / Transcriptional and post-translational regulation of MITF-M expression and activity / Hedgehog 'off' state / adenylate cyclase-activating adrenergic receptor signaling pathway / activation of adenylate cyclase activity / photoreceptor inner segment / cardiac muscle cell apoptotic process / regulation of insulin secretion / cellular response to glucagon stimulus / adenylate cyclase activator activity / regulation of heart rate / Peptide ligand-binding receptors / trans-Golgi network membrane / negative regulation of inflammatory response to antigenic stimulus / circadian regulation of gene expression / electron transport chain / bone development / regulation of blood pressure / G-protein beta/gamma-subunit complex binding / platelet aggregation / cognition / adenylate cyclase-activating G protein-coupled receptor signaling pathway / Prostacyclin signalling through prostacyclin receptor / Glucagon signaling in metabolic regulation / Glucagon-type ligand receptors / Vasopressin regulates renal water homeostasis via Aquaporins / G alpha (z) signalling events / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / ADORA2B mediated anti-inflammatory cytokines production / cellular response to catecholamine stimulus / adenylate cyclase-activating dopamine receptor signaling pathway / GPER1 signaling / sensory perception of smell / cellular response to prostaglandin E stimulus / G-protein beta-subunit binding Similarity search - Function | |||||||||
Biological species | ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.9 Å | |||||||||
![]() | Chen Q / Fu J | |||||||||
Funding support | 2 items
| |||||||||
![]() | ![]() Title: Structure basis of ligand selectivity and signal transduction in human melanocortin-3 receptor Authors: Jingpeng F / Hongli H | |||||||||
History |
|
-
Structure visualization
Supplemental images |
---|
-
Downloads & links
-EMDB archive
Map data | ![]() | 117.9 MB | ![]() | |
---|---|---|---|---|
Header (meta data) | ![]() ![]() | 20.5 KB 20.5 KB | Display Display | ![]() |
Images | ![]() | 62.9 KB | ||
Filedesc metadata | ![]() | 7 KB | ||
Others | ![]() ![]() | 116.1 MB 116.1 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 1.2 MB | Display | ![]() |
---|---|---|---|---|
Full document | ![]() | 1.2 MB | Display | |
Data in XML | ![]() | 13.9 KB | Display | |
Data in CIF | ![]() | 16.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 8w8yMC ![]() 8kigC ![]() 8w8wC ![]() 8w8xC M: atomic model generated by this map C: citing same article ( |
---|---|
Similar structure data | Similarity search - Function & homology ![]() |
-
Links
EMDB pages | ![]() ![]() |
---|---|
Related items in Molecule of the Month |
-
Map
File | ![]() | ||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.85 Å | ||||||||||||||||||||||||||||||||||||
Density |
| ||||||||||||||||||||||||||||||||||||
Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
|
-Supplemental data
-Half map: #2
File | emd_37361_half_map_1.map | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Projections & Slices |
| ||||||||||||
Density Histograms |
-Half map: #1
File | emd_37361_half_map_2.map | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Projections & Slices |
| ||||||||||||
Density Histograms |
-
Sample components
-Entire : The complex of alpha -MSH coupled MC3R-Gas
Entire | Name: The complex of alpha -MSH coupled MC3R-Gas |
---|---|
Components |
|
-Supramolecule #1: The complex of alpha -MSH coupled MC3R-Gas
Supramolecule | Name: The complex of alpha -MSH coupled MC3R-Gas / type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1, #5, #2-#4, #6 Details: Cryo-EM structure of the agonist a-MSH bound to the active melanocortin-3 receptor (MC3R) in complex with the heterotrimeric Gs protein at 2.9 A resolution. |
---|---|
Source (natural) | Organism: ![]() |
-Macromolecule #1: Soluble cytochrome b562,Melanocortin receptor 3,Fusion protein
Macromolecule | Name: Soluble cytochrome b562,Melanocortin receptor 3,Fusion protein type: protein_or_peptide / ID: 1 / Number of copies: 1 / Enantiomer: LEVO |
---|---|
Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 67.048805 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: DYKDDDDKGS ADLEDNWETL NDNLKVIEKA DNAAQVKDAL TKMRAAALDA QKATPPKLED KSPDSPEMKD FRHGFDILVG QIDDALKLA NEGKVKEAQA AAEQLKTTRN AYIQKYLLVP RGSNASCCLP SVQPTLPNGS EHLQAPFFSN QSSSAFCEQV F IKPEVFLS ...String: DYKDDDDKGS ADLEDNWETL NDNLKVIEKA DNAAQVKDAL TKMRAAALDA QKATPPKLED KSPDSPEMKD FRHGFDILVG QIDDALKLA NEGKVKEAQA AAEQLKTTRN AYIQKYLLVP RGSNASCCLP SVQPTLPNGS EHLQAPFFSN QSSSAFCEQV F IKPEVFLS LGIVSLLENI LVILAVVRNG NLHSPMYFFL CSLAVADMLV SVSNALETIM IAIVHSDYLT FEDQFIQHMD NI FDSMICI SLVASICNLL AIAVDRYVTI FYALRYHSIM TVRKALTLIV AIWVCCGVCG VVFIVYSESK MVIVCLITMF FAM MLLMGT LYVHMFLFAR LHVKRIAALP PADGVAPQQH SCMKGAVTIT ILLGVFIFCW APFFLHLVLI ITCPTNPYCI CYTA HFNTY LVLIMCNSVI DPLIYAFRSL ELRNTFREIL CGCNGMNLGV FTLEDFVGDW EQTAAYNLDQ VLEQGGVSSL LQNLA VSVT PIQRIVRSGE NALKIDIHVI IPYEGLSADQ MAQIEEVFKV VYPVDDHHFK VILPYGTLVI DGVTPNMLNY FGRPYE GIA VFDGKKITVT GTLWNGNKII DERLITPDGS MLFRVTINS UniProtKB: Soluble cytochrome b562, Melanocortin receptor 3 |
-Macromolecule #2: Gama-MSH
Macromolecule | Name: Gama-MSH / type: protein_or_peptide / ID: 2 / Number of copies: 1 / Enantiomer: LEVO |
---|---|
Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 1.516747 KDa |
Sequence | String: YVMGHFRWDR F |
-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 |
---|---|
Source (natural) | Organism: ![]() ![]() |
Molecular weight | Theoretical: 41.729582 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MHHHHHHLEV LFQGPGSSGS ELDQLRQEAE QLKNQIRDAR KACADATLSQ ITNNIDPVGR IQMRTRRTLR GHLAKIYAMH WGTDSRLLV SASQDGKLII WDSYTTNKVH AIPLRSSWVM TCAYAPSGNY VACGGLDNIC SIYNLKTREG NVRVSRELAG H TGYLSCCR ...String: MHHHHHHLEV LFQGPGSSGS ELDQLRQEAE QLKNQIRDAR KACADATLSQ ITNNIDPVGR IQMRTRRTLR GHLAKIYAMH WGTDSRLLV SASQDGKLII WDSYTTNKVH AIPLRSSWVM TCAYAPSGNY VACGGLDNIC SIYNLKTREG NVRVSRELAG H TGYLSCCR FLDDNQIVTS SGDTTCALWD IETGQQTTTF TGHTGDVMSL SLAPDTRLFV SGACDASAKL WDVREGMCRQ TF TGHESDI NAICFFPNGN AFATGSDDAT CRLFDLRADQ ELMTYSHDNI ICGITSVSFS KSGRLLLAGY DDFNCNVWDA LKA DRAGVL AGHDNRVSCL GVTDDGMAVA TGSWDSFLKI WNGSSGGGGS GGGGSSGVSG WRLFKKIS 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 |
---|---|
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: Nanobody35
Macromolecule | Name: Nanobody35 / type: protein_or_peptide / ID: 5 / Number of copies: 1 / Enantiomer: LEVO |
---|---|
Source (natural) | Organism: ![]() ![]() |
Molecular weight | Theoretical: 17.352498 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MKYLLPTAAA GLLLLAAQPA MAQVQLQESG GGLVQPGGSL RLSCAASGFT FSNYKMNWVR QAPGKGLEWV SDISQSGASI SYTGSVKGR FTISRDNAKN TLYLQMNSLK PEDTAVYYCA RCPAPFTRDC FDVTSTTYAY RGQGTQVTVS SHHHHHHEPE A |
-Macromolecule #6: Guanine nucleotide-binding protein G(s) subunit alpha isoforms short
Macromolecule | Name: Guanine nucleotide-binding protein G(s) subunit alpha isoforms short type: protein_or_peptide / ID: 6 / Number of copies: 1 / Enantiomer: LEVO |
---|---|
Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 44.32616 KDa |
Recombinant expression | Organism: ![]() ![]() |
Sequence | String: MGCLGNSKTE DQRNEEKAQR EANKKIEKQL QKDKQVYRAT HRLLLLGAGE SGKSTIVKQM RILHVNGFNG DSEKATKVQD IKNNLKEAI ETIVAAMSNL VPPVELANPE NQFRVDYILS VMNVPDFDFP PEFYEHAKAL WEDEGVRACY ERSNEYQLID C AQYFLDKI ...String: MGCLGNSKTE DQRNEEKAQR EANKKIEKQL QKDKQVYRAT HRLLLLGAGE SGKSTIVKQM RILHVNGFNG DSEKATKVQD IKNNLKEAI ETIVAAMSNL VPPVELANPE NQFRVDYILS VMNVPDFDFP PEFYEHAKAL WEDEGVRACY ERSNEYQLID C AQYFLDKI DVIKQADYVP SDQDLLRCRV LTSGIFETKF QVDKVNFHMF DVGGQRDERR KWIQCFNDVT AIIFVVASSS YN MVIREDN QTNRLQEALN LFKSIWNNRW LRTISVILFL NKQDLLAEKV LAGKSKIEDY FPEFARYTTP EDATPEPGED PRV TRAKYF IRDEFLRIST ASGDGRHYCY PHFTCAVDTE NIRRVFNDCR DIIQRMHLRQ YELL UniProtKB: Guanine nucleotide-binding protein G(s) subunit alpha isoforms short |
-Macromolecule #7: CALCIUM ION
Macromolecule | Name: CALCIUM ION / type: ligand / ID: 7 / Number of copies: 1 / Formula: CA |
---|---|
Molecular weight | Theoretical: 40.078 Da |
-Experimental details
-Structure determination
Method | cryo EM |
---|---|
![]() | single particle reconstruction |
Aggregation state | particle |
-
Sample preparation
Buffer | pH: 7.5 |
---|---|
Vitrification | Cryogen name: ETHANE |
-
Electron microscopy
Microscope | FEI TITAN KRIOS |
---|---|
Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Average electron dose: 1.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 1.8 µm / Nominal defocus min: 1.2 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
-
Image processing
Startup model | Type of model: INSILICO MODEL |
---|---|
Final reconstruction | Resolution.type: BY AUTHOR / Resolution: 2.9 Å / Resolution method: FSC 0.143 CUT-OFF / Number images used: 107777 |
Initial angle assignment | Type: MAXIMUM LIKELIHOOD |
Final angle assignment | Type: MAXIMUM LIKELIHOOD |