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Yorodumi- EMDB-55652: Composite map of LRRC58- EloB/C-CDO1 in complex with neddylated C... -
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Basic information
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| Title | Composite map of LRRC58- EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub | |||||||||
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Sample |
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Keywords | Cullin / E3 Ligase / Ubiquitin / LIGASE | |||||||||
| Biological species | Homo sapiens (human) | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.7 Å | |||||||||
Authors | Stier L / Andree GA / Schulman BA | |||||||||
| Funding support | European Union, Germany, 2 items
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Citation | Journal: Nat Commun / Year: 2026Title: Cysteine availability tunes ubiquitin signaling via inverse stability of LRRC58 E3 ligase and its substrate CDO1. Authors: Gisele A Andree / Luca J Stier / Kerstin Schmiederer / Alina S Thielen / Luis Schmid / Samuel A Maiwald / Karthik V Gottemukkala / Jiale Du / Susanne von Gronau / Claudia Strasser / Judith ...Authors: Gisele A Andree / Luca J Stier / Kerstin Schmiederer / Alina S Thielen / Luis Schmid / Samuel A Maiwald / Karthik V Gottemukkala / Jiale Du / Susanne von Gronau / Claudia Strasser / Judith Müller / Lukas T Henneberg / Camille Guyot / Gary Kleiger / Matthias Mann / Peter J Murray / Brenda A Schulman / ![]() Abstract: Cellular responses to amino acid fluctuations often hinge on ubiquitin-mediated control of metabolic enzymes, yet the underlying E3 ligase pathways remain poorly defined. Using quantitative ...Cellular responses to amino acid fluctuations often hinge on ubiquitin-mediated control of metabolic enzymes, yet the underlying E3 ligase pathways remain poorly defined. Using quantitative proteomics and active cullin-RING ligase (CRL) profiling, we identify LRRC58 as a cysteine-responsive substrate receptor whose stability increases sharply under cysteine starvation. Proteomics reveals an inverse relationship between LRRC58 and the metabolic enzyme cysteine dioxygenase 1 (CDO1), suggesting a cysteine-linked regulatory axis. Biochemical reconstitution and cryo-EM structures show that LRRC58 forms an active CUL2- or CUL5-based CRL that selectively positions CDO1 for ubiquitylation at Lys8. Disease mutant versions of CDO1 mapping to the LRRC58 interface and impaired for the endogenous ubiquitylation pathway were degraded through orthogonal targeting by a VHL-based degrader. Together, our proteomics-guided discovery pipeline, cellular stability studies, and structural analyses uncover a metabolically-tuned LRRC58-CDO1 pathway that links cysteine availability to selective proteasomal turnover, reveals principles of metabolite-regulated CRL activity, and showcases mechanisms distinguishing endogenous and targeted protein degradation. | |||||||||
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_55652.map.gz | 272.4 MB | EMDB map data format | |
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| Header (meta data) | emd-55652-v30.xml emd-55652.xml | 14.5 KB 14.5 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_55652_fsc.xml | 16.2 KB | Display | FSC data file |
| Images | emd_55652.png | 44 KB | ||
| Filedesc metadata | emd-55652.cif.gz | 6 KB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-55652 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-55652 | HTTPS FTP |
-Related structure data
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Map
| File | Download / File: emd_55652.map.gz / Format: CCP4 / Size: 307.5 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 0.8512 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
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Sample components
-Entire : LRRC58-EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub
| Entire | Name: LRRC58-EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub |
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| Components |
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-Supramolecule #1: LRRC58-EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub
| Supramolecule | Name: LRRC58-EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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| Source (natural) | Organism: Homo sapiens (human) |
-Macromolecule #1: LRRC58- EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub
| Macromolecule | Name: LRRC58- EloB/C-CDO1 in complex with neddylated CUL2-RBX1-ARIH1-Ub type: protein_or_peptide / ID: 1 / Enantiomer: LEVO |
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| Sequence | String: MEQTEVLCPR TLADLIRILH QLFAGDEVNV EEVQAIMEAY ESDPTEWAMY AKFDQYRYTR NLVDQGNGKF NLMILAWGEG HGSSIHDHTN SHSFLKMLQG NLKETLFAWP DKKSNEMVKK SERVLRENQA AYINDSVGLH RVENISHTEP AVSLHLYSPP FDTSHAFDQR ...String: MEQTEVLCPR TLADLIRILH QLFAGDEVNV EEVQAIMEAY ESDPTEWAMY AKFDQYRYTR NLVDQGNGKF NLMILAWGEG HGSSIHDHTN SHSFLKMLQG NLKETLFAWP DKKSNEMVKK SERVLRENQA AYINDSVGLH RVENISHTEP AVSLHLYSPP FDTSHAFDQR TGHKNKVTMT FHSKFGIRTP NATSGSLENN MDGEEKTYG GCEGPDAMYV KLISSDGHEF IVKREHALTS GTIKAMLSGP GQFAENETNE VNFREIPSHV LSKVCMYFTY KVRYTNSSTE IPEFPIAPEI ALELLMAANF LDC MDVFLM IRRHKTTIFT DAKESSTVFE LKRIVEGILK RPPDEQRLYK DDQLLDDGKT LGECGFTSQT ARPQAPATVG LAFRADDTFE ALCIEPFSSP PELPDVMKPQ DSGSSANEQA VQ MAAAMDV DTPSGTNSGA GKKRFEVKKW NAVALWAWDI VVDNCAICRN HIMDLCIECQ ANQASATSEE CTVAWGVCNH AFHFHCISRW LKTRQVCPLD NREWEFQKYG H MSLKPRVV DFDETWNKLL TTIKAVVMLE YVERATWNDR FSDIYALCVA YPEPLGERLY TETKIFLENH VRHLHKRVLE SEEQVLVMYH RYWEEYSKGA DYMDCLYRYL NTQFIKKNKL TEADLQYGYG GVDMNEPLME IGELALDMWR KLMVEPLQAI LIRMLLREIK NDRGGEDPNQ KVIHGVINSF VHVEQYKKKF PLKFYQEIFE SPFLTETGEY YKQEASNLLQ ESNCSQYMEK VLGRLKDEEI RCRKYLHPSS YTKVIHECQQ RMVADHLQFL HAECHNIIRQ EKKNDMANMY VLLRAVSTGL PHMIQELQNH IHDEGLRATS NLTQENMPTL FVESVLEVHG KFVQLINTVL NGDQHFMSAL DKALTSVVNY REPKSVCKAP ELLAKYCDNL LKKSAKGMTE NEVEDRLTSF ITVFKYIDDK DVFQKFYARM LAKRLIHGLS MSMDSEEAMI NKLKQACGYE FTSKLHRMYT DMSVSADLNN KFNNFIKNQD TVIDLGISFQ IYVLQAGAWP LTQAPSSTFA IPQELEKSVQ MFELFYSQHF SGRKLTWLHY LCTGEVKMNY LGKPYVAMVT TYQMAVLLAF NNSETVSYKE LQDSTQMNEK ELTKTIKSLL DVKMINHDSE KEDIDAESSF SLNMNFSSKR TKFKITTSMQ KDTPQEMEQT RSAVDEDRKM YLQAAIVRIM KARKVLRHNA LIQEVISQSR ARFNPSISMI KKCIEVLIDK QYIERSQASA DEYSYVA MD SDEGYNYEFD EDEECSEEDS GAEEEEDEDD DEPDDDTLDL GEVELVEPGL GVGGERDGLL CGETGGGGGS ALGPGGGGGG GGGGGGGGPG HEQEEDYRYE VLTAEQILQH MVECIREVNE VIQNPATITR ILLSHFNWDK EKLMERYFDG NLEKLFAECH VINPSKKSRT RQMNTRSSAQ DMPCQICYLN YPNSYFTGLE CGHKFCMQCW SEYLTTKIME EGMGQTISCP AHGCDILVDD NTVMRLITDS KVKLKYQHLI TNSFVECNRL LKWCPAPDCH HVVKVQYPDA KPVRCKCGRQ FCFNCGENWH DPVKCKWLKK WIKKCDDDSE TSNWIAANTK ECPKCHVTIE KDGGCNHMVC RNQNCKAEFC WVCLGPWEPH GSAWYNCNRY NEDDAKAARD AQERSRAALQ RYLFYCNRYM NHMQSLRFEH KLYAQVKQKM EEMQQHNMSW IEVQFLKKAV DVLCQCRATL MYTYVFAFYL KKNNQSIIFE NNQADLENAT EVLSGYLERD ISQDSLQDIK QKVQDKYRYC ESRRRVLLQH VHEGYEKDLW EYIED MQIF VKTLTGKTIT LEVEPSDTIE NVKAKIQDKE GIPPDQQRLI FAGKQLEDGR TLSDYNIQKE STLHLVLRLR G MEEAGAAV VTAGEAELNW SRLSVSTETL ESELEARGEE RRGAREALLR LLLPHNRLVS LPRALGSGFP HLQLLDVSGN ALTALGPELL ALRGLRTLLA KNNRLGGPSA LPKGLAQSPL CRSLQVLNLS GNCFQEVPAS LLELRALQTL SLGGNQLQSI PAEIENLQSL ECLYLGGNFI KEIPPELGNL PSLNYLVLCD NKIQSIPPQL SQLHSLRSLS LHNNLLTYLP REILNLIHLE ELSLRGNPLV VRFVRDLTYD PPTLLELAAR TIKIRNISYT PYDLPGNLLR YLGSASNCPN PKCGGVYFDC CVRQIKFVDF CGKYRLPLMH YLCSPECSSP CSSASHSSTS QSESDSEDEA SVAARRMQKV LLG MLIKVK TLTGKEIEID IEPTDKVERI KERVEEKEGI PPQQQRLIYS GKQMNDEKTA ADYKILGGSV LHLVLALRGG |
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Buffer | pH: 7.4 |
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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: GATAN K3 BIOQUANTUM (6k x 4k) / Average electron dose: 51.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.2 µm / Nominal defocus min: 0.6 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi



Keywords
Homo sapiens (human)
Authors
Germany, 2 items
Citation








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Processing
FIELD EMISSION GUN

