General Information of the Protein
Protein ID
PT03095
Protein Name
Voltage-dependent T-type calcium channel subunit alpha-1G
Secondarily
Protein Name
Cav3.1c
NBR13
Voltage-gated calcium channel subunit alpha Cav3.1
Gene Name
CACNA1G
Secondarily
Gene Name
KIAA1123
Sequence
MDEEEDGAGAEESGQPRSFMRLNDLSGAGGRPGPGSAEKDPGSADSEAEGLPYPALAPVVFFYLSQDSRPRSWCLRTVCNPWFERISMLVILLNCVTLGMFRPCEDIACDSQRCRILQAFDDFIFAFFAVEMVVKMVALGIFGKKCYLGDTWNRLDFFIVIAGMLEYSLDLQNVSFSAVRTVRVLRPLRAINRVPSMRILVTLLLDTLPMLGNVLLLCFFVFFIFGIVGVQLWAGLLRNRCFLPENFSLPLSVDLERYYQTENEDESPFICSQPRENGMRSCRSVPTLRGDGGGGPPCGLDYEAYNSSSNTTCVNWNQYYTNCSAGEHNPFKGAINFDNIGYAWIAIFQVITLEGWVDIMYFVMDAHSFYNFIYFILLIIVGSFFMINLCLVVIATQFSETKQRESQLMREQRVRFLSNASTLASFSEPGSCYEELLKYLVYILRKAARRLAQVSRAAGVRVGLLSSPAPLGGQETQPSSSCSRSHRRLSVHHLVHHHHHHHHHYHLGNGTLRAPRASPEIQDRDANGSRRLMLPPPSTPALSGAPPGGAESVHSFYHADCHLEPVRCQAPPPRSPSEASGRTVGSGKVYPTVHTSPPPETLKEKALVEVAASSGPPTLTSLNIPPGPYSSMHKLLETQSTGACQSSCKISSPCLKADSGACGPDSCPYCARAGAGEVELADREMPDSDSEAVYEFTQDAQHSDLRDPHSRRQRSLGPDAEPSSVLAFWRLICDTFRKIVDSKYFGRGIMIAILVNTLSMGIEYHEQPEELTNALEISNIVFTSLFALEMLLKLLVYGPFGYIKNPYNIFDGVIVVISVWEIVGQQGGGLSVLRTFRLMRVLKLVRFLPALQRQLVVLMKTMDNVATFCMLLMLFIFIFSILGMHLFGCKFASERDGDTLPDRKNFDSLLWAIVTVFQILTQEDWNKVLYNGMASTSSWAALYFIALMTFGNYVLFNLLVAILVEGFQAEEISKREDASGQLSCIQLPVDSQGGDANKSESEPDFFSPSLDGDGDRKKCLALVSLGEHPELRKSLLPPLIIHTAATPMSLPKSTSTGLGEALGPASRRTSSSGSAEPGAAHEMKSPPSARSSPHSPWSAASSWTSRRSSRNSLGRAPSLKRRSPSGERRSLLSGEGQESQDEEESSEEERASPAGSDHRHRGSLEREAKSSFDLPDTLQVPGLHRTASGRGSASEHQDCNGKSASGRLARALRPDDPPLDGDDADDEGNLSKGERVRAWIRARLPACCLERDSWSAYIFPPQSRFRLLCHRIITHKMFDHVVLVIIFLNCITIAMERPKIDPHSAERIFLTLSNYIFTAVFLAEMTVKVVALGWCFGEQAYLRSSWNVLDGLLVLISVIDILVSMVSDSGTKILGMLRVLRLLRTLRPLRVISRAQGLKLVVETLMSSLKPIGNIVVICCAFFIIFGILGVQLFKGKFFVCQGEDTRNITNKSDCAEASYRWVRHKYNFDNLGQALMSLFVLASKDGWVDIMYDGLDAVGVDQQPIMNHNPWMLLYFISFLLIVAFFVLNMFVGVVVENFHKCRQHQEEEEARRREEKRLRRLEKKRRNLMLDDVIASGSSASAASEAQCKPYYSDYSRFRLLVHHLCTSHYLDLFITGVIGLNVVTMAMEHYQQPQILDEALKICNYIFTVIFVLESVFKLVAFGFRRFFQDRWNQLDLAIVLLSIMGITLEEIEVNASLPINPTIIRIMRVLRIARVLKLLKMAVGMRALLDTVMQALPQVGNLGLLFMLLFFIFAALGVELFGDLECDETHPCEGLGRHATFRNFGMAFLTLFRVSTGDNWNGIMKDTLRDCDQESTCYNTVISPIYFVSFVLTAQFVLVNVVIAVLMKHLEESNKEAKEEAELEAELELEMKTLSPQPHSPLGSPFLWPGVEGPDSPDSPKPGALHPAAHARSASHFSLEHPTDRQLFDTISLLIQGSLEWELKLMDELAGPGGQPSAFPSAPSLGGSDPQIPLAEMEALSLTSEIVSEPSCSLALTDDSLPDDMHTLLLSALESNMQPHPTELPGPDLLTVRKSGVSRTHSLPNDSYMCRHGSTAEGPLGHRGWGLPKAQSGSVLSVHSQPADTSYILQLPKDAPHLLQPHSAPTWGTIPKLPPPGRSPLAQRPLRRQAAIRTDSLDVQGLGSREDLLAEVSGPSPPLARAYSFWGQSSTQAQQHSRSHSKISKHMTPPAPCPGPEPNWGKGPPETRSSLELDTELSWISGDLLPPGGQEEPPSPRDLKKCYSVEAQSCQRRPTSWLDEQRRHSIAVSCLDSGSQPHLGTDPSNLGGQPLGGPGSRPKKKLSPPSITIDPPESQGPRTPPSPGICLRRRAPSSDSKDPLASGPPDSMAASPSPKKDVLSLSGLSSDPADLDP
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Organism
Homo sapiens, Human
Protein Classification
Ion channel
>
Voltage-gated ion channel
>
Voltage-gated calcium channel
Function
Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. The isoform alpha-1G gives rise to T-type calcium currents. T-type calcium channels belong to the 'low-voltage activated (LVA)' group and are strongly blocked by mibefradil. A particularity of this type of channel is an opening at quite negative potentials and a voltage-dependent inactivation. T-type channels serve pacemaking functions in both central neurons and cardiac nodal cells and support calcium signaling in secretory cells and vascular smooth muscle. They may also be involved in the modulation of firing patterns of neurons which is important for information processing as well as in cell growth processes.
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Uniprot ID
Primary ID:
O43497

Secondarily ID:
D6RA64
E7EPR0
O43498
O94770
Q19QY8
Q19QY9
Q19QZ0
Q19QZ1
Q19QZ2
Q19QZ3
Q19QZ4
Q19QZ5
Q19QZ6
Q19QZ7
Q19QZ8
Q19QZ9
Q19R00
Q19R01
Q19R02
Q19R03
Q19R04
Q19R05
Q19R06
Q19R07
Q19R08
Q19R09
Q19R10
Q19R11
Q19R12
Q19R13
Q19R15
Q19R16
Q19R17
Q19R18
Q2TAC4
Q9NYU4
Q9NYU5
Q9NYU6
Q9NYU7
Q9NYU8
Q9NYU9
Q9NYV0
Q9NYV1
Q9UHN9
Q9UHP0
Q9ULU6
Q9UNG7
Q9Y5T2
Q9Y5T3
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Ensembl ID
ENSG00000006283
HGNC ID
HGNC:1394
Subcellular Location
Cell membrane
Cytoplasm
Map of Molecular Bioactivity Related to the Protein
Map of Molecular Bioactivity Related to the Protein

Protein
Cell Line
Compound

Bioactivity Value:

<= 0.1 μM
> 0.1 μM and <= 10 μM
> 10 μM
Imprecise Activity
Table of Molecular Bioactivities Related to the Protein
Cell Line ID: CL000011 , CHO
Compound ID Compound Name Compound Formula
CP0059960
N,3-bis(4-fluorophenyl)-5-pyridin-4-yl-3,4-dihydropyrazole-2-carboxamide
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C21H16F2N4O
 2
1
IC50 = 450 nM
   TI
   LI
   LO
   TS
2
IC50 = 1800 nM
   TI
   LI
   LO
   TS
Biochemical Assays
Compound ID Compound Name Compound Formula
CP0670565
N-benzyl-2-(3-(biphenyl-4-yl)-2-((5-(dimethylamino)pentyl)(methyl)amino)-3,4-dihydroquinazolin-4-yl)acetamide dihydrochloride
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C37H45Cl2N5O
 1
1 IC50 = 41 nM
CP0013607
2-methoxyacetic acid [(1S,2S)-2-[2-[3-(1H-benzimidazol-2-yl)propyl-methyl-amino]ethyl]-6-fluoro-1-isopropyl-tetralin-2-yl] ester;hydrate;hydrochloride
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C29H38FN3O3
 2
1 IC50 = 64 nM
2 IC50 = 1000 nM
CP0143412
2-(4-propan-2-ylphenyl)-N-[(1R)-1-[5-(2,2,2-trifluoroethoxy)pyridin-2-yl]ethyl]acetamide
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C20H23F3N2O2
 1
1 IC50 = 69 nM
Clinical Information about the Protein
Target 1 ( Voltage-gated calcium channel alpha Cav3.1 (CACNA1G) )
Target Type Successful Target
Disease 5 Target-related Diseases  5
1 Epilepsy [ICD-11: 8A60-8A68]
2 Schizophrenia [ICD-11: 6A20]
3 Pancreatic cancer [ICD-11: 2C10]
4 Hypertension [ICD-11: BA00-BA04]
5 Solid tumour/cancer [ICD-11: 2A00-2F9Z]
Approved Drug(s) 4 Approved Drugs  4
1 Ethosuximide Approved
Epilepsy
2 Penfluridol Approved
Schizophrenia
3 Trimethadione Approved
Pancreatic cancer
4 Verapamil Approved
Hypertension
Clinical Trial Drug(s) 1 Clinical Trial Drug  1
1 NGD 94-1 Phase 1
Schizophrenia
Investigative Drug(s) 1 Investigative Drug  1
1 KYS-05050 Investigative
Solid tumour/cancer
Similar Protein(s) and Bioactivity Statistics
50% Identity
Protein ID Protein Name Protein Organism
PT00592 T-type calcium channel alpha 1G subunit Mus musculus, Mouse