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- EMDB-33981: Cryo-EM structure of RCK1-RCK2 mutated human Slo1-LRRC26 complex -
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Open data
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Basic information
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Title | Cryo-EM structure of RCK1-RCK2 mutated human Slo1-LRRC26 complex | |||||||||
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![]() | TRANSPORT PROTEIN | |||||||||
Function / homology | ![]() positive regulation of voltage-gated potassium channel activity / monoatomic ion-gated channel activity / potassium channel activator activity / ligand-gated monoatomic cation channel activity / voltage-gated potassium channel activity / potassium channel activity / potassium channel regulator activity / voltage-gated potassium channel complex / potassium ion transmembrane transport / transmembrane transporter binding ...positive regulation of voltage-gated potassium channel activity / monoatomic ion-gated channel activity / potassium channel activator activity / ligand-gated monoatomic cation channel activity / voltage-gated potassium channel activity / potassium channel activity / potassium channel regulator activity / voltage-gated potassium channel complex / potassium ion transmembrane transport / transmembrane transporter binding / cytoskeleton / extracellular exosome / membrane / plasma membrane / cytoplasm Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.9 Å | |||||||||
![]() | Yamanouchi D / Nureki O | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Structural basis for dual allosteric gating modulation of Slo1-LRRC channel complex Authors: Yamanouchi D | |||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 80.5 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 14.7 KB 14.7 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 10.7 KB | Display | ![]() |
Images | ![]() | 83 KB | ||
Masks | ![]() | 103 MB | ![]() | |
Filedesc metadata | ![]() | 6 KB | ||
Others | ![]() ![]() | 80.6 MB 80.8 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 1 MB | Display | ![]() |
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Full document | ![]() | 1 MB | Display | |
Data in XML | ![]() | 17.7 KB | Display | |
Data in CIF | ![]() | 22.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7yo4MC ![]() 7ynzC ![]() 7yo0C ![]() 7yo1C ![]() 7yo2C ![]() 7yo3C ![]() 7yo5C 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
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Voxel size | X=Y=Z: 0.996 Å | ||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Mask #1
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Projections & Slices |
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Density Histograms |
-Half map: #2
File | emd_33981_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_33981_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
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Sample components
-Entire : human Slo1-LRRC26 complex
Entire | Name: human Slo1-LRRC26 complex |
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Components |
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-Supramolecule #1: human Slo1-LRRC26 complex
Supramolecule | Name: human Slo1-LRRC26 complex / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 616 kDa/nm |
-Macromolecule #1: Calcium-activated potassium channel subunit alpha-1
Macromolecule | Name: Calcium-activated potassium channel subunit alpha-1 / type: protein_or_peptide / ID: 1 / Number of copies: 4 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 118.877008 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MDALIIPVTM EVPCDSRGQR MWWAFLASSM VTFFGGLFII LLWRTLKYLW TVCCHCGGKT KEAQKINNGS SQADGTLKPV DEKEEAVAA EVGWMTSVKD WAGVMISAQT LTGRVLVVLV FALSIGALVI YFIDSSNPIE SCQNFYKDFT LQIDMAFNVF F LLYFGLRF ...String: MDALIIPVTM EVPCDSRGQR MWWAFLASSM VTFFGGLFII LLWRTLKYLW TVCCHCGGKT KEAQKINNGS SQADGTLKPV DEKEEAVAA EVGWMTSVKD WAGVMISAQT LTGRVLVVLV FALSIGALVI YFIDSSNPIE SCQNFYKDFT LQIDMAFNVF F LLYFGLRF IAANDKLWFW LEVNSVVDFF TVPPVFVSVY LNRSWLGLRF LRALRLIQFS EILQFLNILK TSNSIKLVNL LS IFISTWL TAAGFIHLVE NSGDPWENFQ NNQALTYWEC VYLLMVTMST VGYGDVYAKT TLGRLFMVFF ILGGLAMFAS YVP EIIELI GNRKKYGGSY SAVSGRKHIV VCGHITLESV SNFLKAFLHK ARDDVNVEIV FLHNISPNLE LEALFKRHFT QVEF YQGSV LNPHDLARVK IESADACLIL ANKYCADPDA EDASNIMRVI SIKNYHPKIR IITQMLQYHN KAHLLNIPSW NWKEG DDAI CLAELKLGFI AQSCLAQGLS TMLANLFSMR SFIKIEEDTW QKYYLEGVSN EMYTEYLSSA FVGLSFPTVC ELCFVK LKL LMIAIEYKSA NRESRILINP GNHLKIQEGT LGFFIASDAK EVKRAFFYCK ACHDDITDPK RIKKCGCKRL EDEQPST LS PKKKQRNGGM RNSPNTSPKL MRHDPLLIPG NDQIDNMDSN VKKYDSTGMF HWCAPKEIEK VILTRSEAAM TVLSGHVV V CIFGDVSSAL IGLRNLVMPL RASNFHYHEL KHIVFVGSIE YLKREWETLH NFPKVSILPG TPLSRADLRA VNINLCDMC VILSANQNNI DDTSLQDKEC ILASLNIKSM QFDDSIGVLQ ANSQGFTPPG MDRSSPDNSP VHGMLRQPSI TTGVNIPIIT ELVNDTNVQ FLDQNNNNNP DTELYLTQPF ACGTAFAVSV LDSLMSATYF NDNILTLIRT LVTGGATPEL EALIAEENAL R GGYSTPQT LANRDRCRVA QLALLDGPFA DLGDGGCYGD LFCKALKTYN MLCFGIYRLR DAHLSTPSQC TKRYVITNPP YE FELVPTD LIFCLMQFD UniProtKB: Calcium-activated potassium channel subunit alpha-1 |
-Macromolecule #2: Leucine-rich repeat-containing protein 26
Macromolecule | Name: Leucine-rich repeat-containing protein 26 / type: protein_or_peptide / ID: 2 / Number of copies: 4 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 34.893629 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MRGPSWSRPR PLLLLLLLLS PWPVWAQVSA TASPSGSLGA PDCPEVCTCV PGGLASCSAL SLPAVPPGLS LRLRALLLDH NRVRALPPG AFAGAGALQR LDLRENGLHS VHVRAFWGLG ALQLLDLSAN QLEALAPGTF APLRALRNLS LAGNRLARLE P AALGALPL ...String: MRGPSWSRPR PLLLLLLLLS PWPVWAQVSA TASPSGSLGA PDCPEVCTCV PGGLASCSAL SLPAVPPGLS LRLRALLLDH NRVRALPPG AFAGAGALQR LDLRENGLHS VHVRAFWGLG ALQLLDLSAN QLEALAPGTF APLRALRNLS LAGNRLARLE P AALGALPL LRSLSLQDNE LAALAPGLLG RLPALDALHL RGNPWGCGCA LRPLCAWLRR HPLPASEAET VLCVWPGRLT LS PLTAFSD AAFSHCAQPL ALRDLAVVYT LGPASFLVSL ASCLALGSGL TACRARRRRL RTAALRPPRP PDPNPDPDPH GCA SPADPG SPAAAAQA UniProtKB: Leucine-rich repeat-containing protein 26 |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 2.0 mg/mL |
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Buffer | pH: 8 |
Vitrification | Cryogen name: ETHANE |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K3 (6k x 4k) / Average electron dose: 48.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 1.6 µm / Nominal defocus min: 0.8 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |