protein 877 words KG: ADENYLATECYCLASE6
Contents

Adenylate Cyclase 6 Protein

🔬 Protein Info
Gene SymbolADENYLATECYCLASE6
AliasesADENYLATECYCLASE6
12 Transmembrane HelicesSix transmembrane segments in the N-terminal and six in the C-terminal regions
Cytosolic Catalytic DomainsC1a and C2a cytoplasmic domains that form the catalytic core
Calcium-Binding SiteUnique C-terminal region responsible for calcium inhibition
G Protein-Binding RegionsSites for interaction with Gsα and Giα subunits
Primary reactionATP → cAMP + PPi
K_m for ATP~100 μM
V_maxComparable to other AC isoforms
Gsα activationStimulates AC6 activity 3-5 fold
Giα inhibitionReduces AC6 activity by 30-50%
Gβγ complexModulates AC6 depending on cellular context
ForskolinDirect activator of catalytic domains
CerebellumPurkinje cells show prominent AC6
Basal gangliaModerate expression in striatum
BrainstemVariable expression patterns
DatabasesGeneCardsUniProtNCBI GeneHPASTRING

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