Uniprot accession / id : P97445  OR   Uniprot accession / id : O00555  OR   Uniprot accession / id : I3L2V5
 
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Entry Information
Entry status  (1)
REL
(4)
 
Experimental methods  (2)
Electron Microscopy
(3)
X-ray diffraction
(1)
 
Authors  (11)
Cong Y
(3)
Li Z
(3)
Lou X
(3)
Wang T
(3)
Wu T
(3)
Yan N
(3)
Yang X
(3)
Leahy DJ
(1)
Mori MX
(1)
Vander Kooi CW
(1)
Yue DT
(1)
 
Homo / hetero assembly  (1)
hetero
(4)
 
Assembly composition  (1)
protein/protein complex
(4)
 
Assembly polymer count  (3)
trimer
(2)
dimer
(1)
tetramer
(1)
 
Resolution distribution
2.5 - 3
(3)
3.0 - 3.5
(1)
 
Release year distribution
2005 - 2010
(1)
2020 - 2025
(3)
 
Journal  (2)
Cell Res
(3)
To be published
(1)
 
Macromolecules
Organism superkingdom  (1)
Eukaryota
(4)
 
Organism name  (1)
Homo sapiens
(4)
 
Molecule name  (5)
BI
(4)
Brain calcium channel I
(4)
Calcium channel, L type, alpha-1 polypeptide isoform 4
(4)
Voltage-dependent P/Q-type calcium channel subunit alpha-1A
(4)
Voltage-gated calcium channel subunit alpha Cav2.1
(4)
 
Molecule type  (1)
Protein
(4)
 
Gene names  (4)
CACH4
(4)
CACN3
(4)
CACNA1A
(4)
CACNL1A4
(4)
 
Interacting Molecules  (4)
Voltage-dependent L-type calcium channel subunit beta-3
(3)
Voltage-dependent calcium channel subunit alpha-2/delta-1
(3)
Calmodulin-1
(1)
Omega-conotoxin MVIIC
(1)
 
Interacting ligands  (7)
3PE : 1,2-Distearoyl-sn-glycerophosphoethanolamine
(3)
CA : CALCIUM ION
(3)
CLR : CHOLESTEROL
(3)
NAG : 2-acetamido-2-deoxy-beta-D-glucopyranose
(3)
PT5 : [(2R)-1-octadecanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phospho ryl]oxy-propan-2-yl] (8Z)-icosa-5,8,11,14-tetraenoate
(3)
Y01 : CHOLESTEROL HEMISUCCINATE
(3)
PS1 : 1,2-DIDECANOYL-SN-GLYCERO-3-[PHOSPHO-L-SERINE]
(1)
 
Function and Biology
Biological function  (8)
amyloid-beta binding
(3)
calcium channel activity
(3)
high voltage-gated calcium channel activity
(3)
metal ion binding
(3)
monoatomic ion channel activity
(3)
protein binding
(3)
syntaxin binding
(3)
voltage-gated calcium channel activity
(3)
 
Biological process  (10)
calcium ion import across plasma membrane
(3)
calcium ion transmembrane transport
(3)
calcium ion transport
(3)
cellular response to amyloid-beta
(3)
modulation of chemical synaptic transmission
(3)
monoatomic ion transmembrane transport
(3)
monoatomic ion transport
(3)
positive regulation of cytosolic calcium ion concentration
(3)
response to amyloid-beta
(3)
transmembrane transport
(3)
 
Biological cell component  (8)
cell projection
(3)
cytoplasm
(3)
membrane
(3)
monoatomic ion channel complex
(3)
neuronal cell body
(3)
nucleus
(3)
plasma membrane
(3)
voltage-gated calcium channel complex
(3)
 
Sequence and Structure classification
Pfam accession / name  (4)
PF00520 : Ion_trans
(3)
PF08016 : PKD_channel
(3)
PF08763 : Ca_chan_IQ
(3)
PF16905 : GPHH
(3)
 
Experimental Information
Diffraction protocol  (1)
Single wavelength
(1)
 
Diffraction radiation source type  (1)
Rotating anode
(1)
 
Diffraction source  (1)
RIGAKU RU200
(1)
 
Refinement software  (1)
REFMAC
(1)
 
EM microscope model  (1)
FEI TITAN KRIOS
(3)
 
EM detector name  (1)
GATAN K3 (6k x 4k)
(3)
 
Representative Structures
Representative Structures
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Entries 1 to 4 of 4
Entries 1 to 4 of 4
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P/Q type calcium channel in complex with omega-conotoxin MVIIC
Yan N, Li Z, Cong Y, Wu T, Wang T
Cell Res (2024) [PMID: 38443561  ]
Assembly composition: protein/protein complex
Bound ligands: CLR    CA    Y01    NAG    CA    CLR    NAG    PT5    3PE    3PE   
Carbohydrate polymer components:
Molecule 1 - NAG(3)
Molecule 2 - NAG(2)
Molecule 3 - NAG(4)
PDBe complex ID: PDB-CPX-275931 (Preferred)   search this ID
PDBe-KB: O00555    P54289    P54284    P37300   
Electron Microscopy
3.11Å resolution
Released: 20 Mar 2024
Model geometry
Fit model/data
Data not analysed
8x91
8x91
8x91
P/Q type calcium channel
Yan N, Li Z, Cong Y, Wu T, Wang T
Cell Res (2024) [PMID: 38443561  ]
Source organism: Homo sapiens  
Assembly composition: protein/protein complex
Bound ligands: CLR    CA    Y01    NAG    CA    CLR    PS1    NAG    PT5    3PE    3PE    PS1   
Carbohydrate polymer components:
Molecule 1 - NAG(3)
Molecule 2 - NAG(2)
Molecule 3 - NAG(4)
Assembly name: Voltage-dependent calcium channel (Preferred)   search this complex
PDBe complex ID: PDB-CPX-271477 (Preferred)   search this ID
PDBe-KB: O00555    P54289    P54284   
Electron Microscopy
2.95Å resolution
Released: 20 Mar 2024
Model geometry
Fit model/data
Data not analysed
8x90
8x90
8x90
P/Q type calcium channel in complex with omega-Agatoxin IVA
Yan N, Li Z, Cong Y, Wu T, Wang T
Cell Res (2024) [PMID: 38443561  ]
Source organism: Homo sapiens  
Assembly composition: protein/protein complex
Bound ligands: CLR    CA    Y01    NAG    CA    CLR    NAG    PT5    3PE    3PE   
Carbohydrate polymer components:
Molecule 1 - NAG(3)
Molecule 2 - NAG(2)
Molecule 3 - NAG(4)
Assembly name: Voltage-dependent calcium channel (Preferred)   search this complex
PDBe complex ID: PDB-CPX-271477 (Preferred)   search this ID
PDBe-KB: O00555    P54289    P54284   
Electron Microscopy
2.92Å resolution
Released: 20 Mar 2024
Model geometry
Fit model/data
Data not analysed
8x93
8x93
8x93
Crystal structure of the P/Q-type calcium channel (CaV2.1) IQ domain and CA2+calmodulin complex
Mori MX, Vander Kooi CW, Leahy DJ, Yue DT
To be published
Assembly composition: protein/protein complex
Bound ligands: CA    CA    SO4   
Assembly name: Calmodulin-1 and Voltage-dependent P/Q-type calcium channel subunit alpha-1A (Preferred)   search this complex
PDBe complex ID: PDB-CPX-126341 (Preferred)   search this ID
PDBe-KB: O00555    P0DP29   
X-ray diffraction
2.55Å resolution
Released: 25 Mar 2008
Model geometry
Fit model/data
3bxk
3bxk
3bxk
Entries 1 to 4 of 4
Entries 1 to 4 of 4