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adenyl cyclase-2 (ATP pyrophosphate-lyase 2, ADCY2, KIAA1060)
Function:
- membrane-bound, calmodulin-insensitive adenylyl cyclase
- insensitive to Ca+2/calmodulin
- stimulated by protein kinase C, Gs-alpha[GTP] & G-beta/gamma (putative)
ATP 3',5'-cyclic AMP + diphosphate
Cofactor: binds 2 Mg+2 per subunit (putative)
Structure:
- belongs to the adenylyl cyclase class-4/guanylyl cyclase family
- contains 2 guanylate cyclase domains
Compartment: membrane
Expression:
- expressed in brain
- richest source is cerebellum
General
adenyl cyclase, adenylyl cyclase or adenylate cyclase
glycoprotein
membrane protein
Properties
SIZE: entity length = 1091 aa
MW = 124 kD
COMPARTMENT: plasma membrane*
CELL: most cell types*
ORGANISM: eukaryote*
MOTIF: cytoplasmic domain {1-45}
transmembrane domain {46-66}
exoplasmic loop {67-75}
transmembrane domain {76-96}
cytoplasmic loop {97-107}
transmembrane domain {108-128}
exoplasmic loop {129-132}
transmembrane domain {133-153}
cytoplasmic loop {154-158}
transmembrane domain {159-179}
exoplasmic loop {180-186}
transmembrane domain {187-207}
cytoplasmic loop {208-601}
MOTIF: Mg+2-binding site
SITE: 295-295
Mg+2-binding site
SITE: 296-296
Mg+2-binding site
SITE: 339-339
transmembrane domain {602-622}
exoplasmic loop {623-627}
transmembrane domain {628-652}
cytoplasmic loop {653-679}
transmembrane domain {680-701}
exoplasmic loop {702-733}
MOTIF: N-glycosylation site {N713}
N-glycosylation site {N716}
transmembrane domain {734-755}
cytoplasmic loop {756-762}
transmembrane domain {763-780}
exoplasmic loop {781-800}
transmembrane domain {801-821}
cytoplasmic domain {822-1091}
STATE: Inactive
Database Correlations
OMIM 103071
UniProt Q08462
PFAM correlations
Entrez Gene 108
KEGG correlations
ENZYME 4.6.1.1
References
- Bakalyar & Reed Science 250:1403 1990
- Cooper et al
Adenylyl cyclases and the interaction between calcium and
cAMP signalling.
Nature 374:421 1995
PMID: 7700350
- UniProt :accession Q08462